FOUS54 KHGX 181821 AFMHGX Area Forecast Matrices National Weather Service Houston/Galveston TX 121 PM CDT Mon May 18 2026 TXZ163-182100- Houston- Including the city of Crockett 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 76 88 72 82 Temp 87 84 78 76 76 76 80 85 86 80 74 73 73 73 75 79 81 78 Dewpt 74 75 73 73 73 74 74 74 73 74 72 72 72 72 74 76 76 74 RH 65 74 85 90 90 94 82 70 65 82 93 97 97 97 97 91 85 88 Wind dir S SE S S S SE S S S E SE SE SE E SE SE SE SE Wind spd 16 14 14 9 6 5 8 9 8 4 3 2 1 1 1 2 2 2 Wind gust 26 18 16 18 20 20 17 Clouds SC SC SC B2 B1 B2 B1 B1 B1 B1 SC B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 40 60 90 QPF 12hr 0 0.01 0.08-0.98 0.33-1.29 0.79-1.43 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L C C D D D D L Tstms S S S C C C S S C C C C C S Heat index 95 93 84 93 94 83 81 87 Max heat 95 100 92 96 98 84 87 91 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 80 69 80 69 80 69 80 Temp 72 72 77 76 71 71 76 76 71 71 76 76 71 70 77 77 Dewpt 71 71 75 74 71 71 75 74 71 71 75 74 71 70 75 74 PWind dir SE S S S SE S SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 70 90 80 80 50 70 70 80 Rain shwrs L L L D D L L D C C L L L L D L Tstms S C C L C C C L C C C C C C C C $$ TXZ164-182100- Trinity- Including the cities of Groveton and Trinity 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 89 91 76 85 90 91 73 83 Temp 87 85 79 77 77 76 80 86 88 83 76 74 74 74 76 80 82 79 Dewpt 73 74 73 73 73 73 74 73 72 72 72 72 72 72 75 76 75 74 RH 63 70 82 87 87 90 82 65 59 70 87 93 93 93 97 88 79 85 Wind dir S SE SE S S SE S S S SE SE SE SE SE SE SE SE SE Wind spd 14 13 13 9 8 6 9 10 10 5 3 3 2 1 2 3 3 3 Wind gust 26 24 18 17 21 21 16 Clouds B1 SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 30 60 90 QPF 12hr 0 0 0.01-0.23 0.39-1.27 1.01-1.32 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L C C D D D D L Tstms S S C C S C C C C C C S Heat index 95 93 81 84 93 94 88 85 89 81 Max heat 95 99 94 96 98 86 89 91 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 82 71 81 70 81 70 81 Temp 73 73 79 77 72 72 76 77 72 72 77 78 72 72 78 78 Dewpt 71 71 75 73 71 71 75 74 71 71 75 74 71 71 75 74 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 70 90 70 80 50 80 70 80 Rain shwrs L C L D L L L D C C L D L L D D Tstms S S C L C C C L C C C C C C C C $$ TXZ176-182100- Madison- Including the city of Madisonville 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 77 87 72 82 Temp 87 84 78 77 78 77 81 85 86 80 74 74 74 73 76 79 81 78 Dewpt 75 76 74 73 73 73 74 75 75 75 73 72 71 72 74 76 77 76 RH 68 77 88 87 85 87 79 72 70 85 97 93 90 97 94 91 88 94 Wind dir S SE SE S S SE S S S SE SE SE S E SE SE SE SE Wind spd 16 13 14 9 9 8 10 12 11 8 5 4 3 2 3 4 3 4 Wind gust 27 20 20 19 20 23 21 18 Clouds B1 SC SC B1 B1 B2 B1 B1 B1 B1 SC B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 40 70 90 QPF 12hr 0 0.01 0.41-0.97 0.62-1.34 0.77-1.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L L L D D D D L Tstms S S S C C C C C C C C C C S Heat index 96 94 86 94 95 84 88 Max heat 96 102 94 95 99 84 87 90 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 80 70 80 70 79 69 79 Temp 72 72 77 76 71 72 76 77 71 72 76 76 71 71 77 77 Dewpt 71 71 75 75 71 71 76 76 71 71 75 75 71 70 76 76 PWind dir SE S S S SE S SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 OV B2 B2 B1 B2 B2 PoP 12hr 60 90 70 80 40 80 60 80 Rain shwrs L C L D L L L D C C L D L L D L Tstms S C C L C C C L C C C C C C S C $$ TXZ177-182100- Walker- Including the city of Huntsville 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 77 89 73 83 Temp 87 85 79 78 77 77 80 86 87 82 76 75 74 74 77 81 82 79 Dewpt 74 75 74 73 73 73 74 73 73 74 73 72 72 72 75 76 76 75 RH 65 72 85 85 87 87 82 65 63 77 90 90 93 93 94 85 82 88 Wind dir SE SE SE S S SE S S SE SE SE SE SE SE SE SE SE SE Wind spd 16 14 13 10 8 6 10 11 11 8 4 4 4 2 3 4 4 3 Wind gust 28 21 20 19 20 23 23 19 14 Clouds B1 SC B1 B2 B2 B2 B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 30 60 90 QPF 12hr 0 0 0.04-0.49 0.84-1.65 0.82-1.53 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L C C L L D D C Tstms S S S S S C C C C C C C C C S Heat index 96 94 82 85 94 95 88 86 90 82 Max heat 97 100 94 96 99 86 93 94 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 82 71 81 71 81 70 81 Temp 73 73 79 77 73 73 77 77 72 73 78 78 72 72 78 78 Dewpt 71 71 75 74 71 71 75 75 71 71 75 75 71 70 75 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 50 90 70 90 50 80 60 80 Rain shwrs C C L D L L L D C C L D L L D D Tstms S S C L C C C L C C C C C C C C $$ TXZ178-182100- San Jacinto- Including the cities of Coldspring and Shepherd 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 88 91 76 83 89 92 73 79 85 88 Temp 86 84 78 77 77 76 80 86 87 82 76 74 74 74 77 81 82 79 Dewpt 75 75 73 73 73 73 74 74 73 73 72 72 71 72 75 76 76 75 RH 70 74 85 87 87 90 82 68 63 74 87 93 90 93 94 85 82 88 Wind dir SE SE SE SE SE SE SE S S SE SE SE SE SE SE SE SE SE Wind spd 14 13 13 9 5 5 8 9 10 5 3 2 3 1 2 2 3 2 Wind gust 27 25 24 19 18 17 18 21 21 17 Clouds B1 B1 B2 B2 B2 B2 B1 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 10 30 60 90 QPF 12hr 0 0 0.00-0.12 0.96-1.81 0.87-1.28 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C L L C C L L D D C Tstms S S S C C C C C C C C C S Heat index 95 91 85 93 95 87 88 90 80 Max heat 97 101 93 97 100 86 94 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 83 72 82 71 82 71 82 Temp 73 73 80 77 73 72 77 77 72 72 78 77 72 72 78 77 Dewpt 71 71 75 74 71 71 75 74 71 71 75 74 71 70 75 75 PWind dir SE SE S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 OV OV OV B2 OV OV B2 B2 B1 OV B2 B2 B2 B2 B2 PoP 12hr 50 90 70 90 60 80 70 80 Rain shwrs C C L D L L D D C L L D L L D D Tstms S S C L C C C L C C C C C C C C $$ TXZ179-182100- Polk- Including the cities of Corrigan and Livingston 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 89 91 76 84 90 93 74 80 85 87 Temp 87 85 78 77 76 76 80 86 88 84 76 74 74 74 78 82 82 79 Dewpt 75 75 73 73 73 73 74 73 73 73 72 72 71 72 75 76 76 75 RH 68 72 85 87 90 90 82 65 61 70 87 93 90 93 91 82 82 88 Wind dir S SE SE SE SE SE S S S SE SE SE SE SE SE SE SE SE Wind spd 14 12 12 9 6 5 8 9 9 5 3 3 3 2 2 3 3 2 Wind gust 27 25 24 19 19 18 19 21 23 17 Clouds B1 SC B1 B1 B2 B2 B1 SC SC SC SC B2 B1 B2 B2 B2 B2 B2 PoP 12hr 20 10 30 60 90 QPF 12hr 0 0 0.00-0.09 0.34-1.32 0.84-1.33 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C L L C C C C D D L Tstms S S C C S C C S C C C S Heat index 96 93 85 94 96 90 89 89 81 Max heat 96 101 93 97 101 86 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 83 72 82 71 83 71 82 Temp 72 73 80 78 72 73 77 77 72 72 78 78 72 72 79 78 Dewpt 71 71 75 74 71 71 75 74 71 71 75 74 71 70 75 75 PWind dir SE SE S S SE S SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 60 90 70 90 60 80 70 80 Rain shwrs L C L D L L D D L L L D L L D D Tstms S S C L C C L L C C C C C C C C $$ TXZ195-182100- Burleson- Including the cities of Caldwell and Somerville 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 77 89 72 83 Temp 90 87 80 78 78 77 81 86 88 82 75 75 74 73 77 80 82 79 Dewpt 73 73 73 73 73 73 74 74 73 72 72 72 71 72 73 75 74 73 RH 58 63 79 85 85 87 79 68 61 72 90 90 90 97 87 85 77 82 Wind dir S SE SE S S S S S SE SE SE SE SE E SE S SE SE Wind spd 18 16 16 12 11 10 12 13 13 11 6 5 5 3 4 4 4 5 Wind gust 28 Clouds B1 SC B1 B2 B2 B1 B2 SC B1 B1 SC B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 40 70 80 QPF 12hr 0 0.02 0.09-0.73 0.74-1.45 0.52-1.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L L L L L D D L Tstms S S C C C C C C C C C C C Heat index 97 94 82 86 94 95 86 85 88 Max heat 97 101 94 96 99 84 89 91 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 80 70 81 70 80 69 80 Temp 73 73 78 76 72 72 78 77 72 72 77 76 71 71 78 77 Dewpt 71 71 74 73 71 70 74 73 71 70 74 73 70 70 74 74 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B2 B1 PoP 12hr 60 90 70 80 50 80 60 80 Rain shwrs L C L D L L L D C C L D L L L D Tstms C C C L C C C L C C C C C S S C $$ TXZ196-182100- Brazos- Including the cities of Bryan and College Station 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 88 73 83 Temp 89 86 79 78 78 77 81 86 87 81 75 74 74 74 77 80 82 79 Dewpt 74 75 74 73 73 73 74 75 74 74 73 72 72 72 74 76 76 75 RH 61 70 85 85 85 87 79 70 65 79 94 93 93 93 90 88 82 88 Wind dir S SE SE S S S S S S SE SE SE SE E SE SE SE SE Wind spd 19 17 16 12 11 10 12 13 13 11 8 5 5 3 4 4 4 5 Wind gust 31 21 24 24 Clouds B1 SC B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 40 70 90 QPF 12hr 0 0 0.09-0.57 0.54-1.63 0.61-1.41 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L D D D D D D L Tstms S S C C C C C C C C C C S Heat index 98 95 80 86 95 96 86 85 88 Max heat 98 102 94 96 99 85 90 92 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 80 71 81 70 80 70 80 Temp 73 73 78 76 72 72 77 77 72 72 77 76 71 72 78 77 Dewpt 72 71 75 74 71 71 76 75 71 71 76 75 71 70 76 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 OV B2 B2 B1 B2 B1 PoP 12hr 60 90 70 80 40 80 60 80 Rain shwrs L C L D L L L D C C L D L L D D Tstms S C C L C C C L C C C C C S S C $$ TXZ197-182100- Washington- Including the city of Brenham 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 88 73 83 Temp 88 85 79 78 78 77 81 85 86 82 75 75 74 74 77 80 82 78 Dewpt 74 74 73 73 73 73 74 74 74 73 72 72 72 72 74 76 75 74 RH 63 70 82 85 85 87 79 70 68 74 90 90 93 93 90 88 79 88 Wind dir S SE SE SE S SE S SE SE SE SE SE SE SE SE SE SE SE Wind spd 17 14 14 12 10 8 11 11 12 9 5 4 4 3 3 4 4 4 Wind gust 27 23 21 19 21 21 23 19 16 14 14 Clouds B1 B1 B1 B2 B2 B2 B1 SC B1 SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 30 70 80 QPF 12hr 0 0.01 0.02-0.21 0.65-1.46 0.59-1.41 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C L L L L L L D D C Tstms S S S C C C C C C C C C S Heat index 96 93 86 94 94 87 85 88 Max heat 97 100 93 96 98 86 91 92 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 81 71 81 71 80 70 80 Temp 73 73 78 76 72 72 77 76 72 72 76 75 71 72 77 76 Dewpt 71 71 75 73 71 71 75 74 71 71 75 74 70 70 75 74 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B2 B2 PoP 12hr 50 90 70 90 50 90 60 80 Rain shwrs C C L D L L L D C C L D L L D L Tstms S S C L C C C L C C C C C S C C $$ TXZ198-182100- Grimes- Including the city of Navasota 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 88 73 83 Temp 88 86 80 78 78 77 81 86 87 82 76 75 75 75 78 81 82 79 Dewpt 75 75 74 73 73 73 74 75 75 74 73 72 72 72 75 77 77 75 RH 66 70 82 85 85 87 79 70 68 77 90 90 90 90 91 88 85 88 Wind dir S SE SE SE S SE S SE S SE SE SE S E SE SE SE SE Wind spd 18 16 16 11 10 9 11 13 13 10 6 5 5 3 4 4 5 5 Wind gust 28 21 21 19 24 Clouds B1 SC B1 B1 B2 B2 B1 B1 B1 SC SC B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 10 30 70 90 QPF 12hr 0 0 0.08-0.63 0.90-1.55 0.81-1.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L L L L L D D C Tstms S S S C C C C C C C C C C S Heat index 98 95 82 86 95 97 89 87 90 82 Max heat 98 102 94 98 99 86 92 94 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 81 71 81 71 81 70 81 Temp 73 74 79 77 73 73 78 78 72 73 78 77 72 72 79 78 Dewpt 71 71 76 74 71 71 76 75 71 71 76 75 71 70 76 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 OV B2 B2 B1 B2 B1 PoP 12hr 50 100 70 90 50 80 60 80 Rain shwrs C C L D L L L D C C L D L L D D Tstms S S C L C C C L C C C C C C S C $$ TXZ199-182100- Montgomery- Including the cities of Conroe and The Woodlands 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 88 90 77 89 74 85 Temp 87 84 80 78 78 77 81 86 87 82 77 76 75 75 79 83 83 79 Dewpt 76 76 74 74 73 73 75 75 75 75 73 72 72 72 75 77 77 75 RH 70 77 82 88 85 87 82 70 68 79 87 87 90 90 88 82 82 88 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 16 13 12 10 8 6 9 11 11 9 4 3 3 2 3 4 4 3 Wind gust 28 24 21 20 19 19 23 23 19 14 13 13 Clouds B1 B1 B1 B2 B2 B2 B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 30 60 80 QPF 12hr 0 0 0.00-0.23 0.79-1.66 0.56-1.32 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C L L C C L L D D C Tstms S S S S C C C C C C C C C S Heat index 97 93 82 86 95 96 89 80 91 91 82 Max heat 99 102 94 85 98 100 88 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 83 72 82 72 82 71 82 Temp 74 74 80 78 74 73 79 78 73 73 79 78 73 73 79 78 Dewpt 72 71 76 75 72 71 76 75 71 71 76 75 71 71 76 76 PWind dir SE SE S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV OV B2 B2 OV B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 50 90 60 90 60 80 70 80 Rain shwrs C S L D L L D D C L L D L L D D Tstms S S C L C C C L C C C C C C C C $$ TXZ200-182100- Northern Liberty- Including the cities of Cleveland, Dayton, and Liberty 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 77 86 89 92 74 86 Temp 86 83 79 78 77 77 81 85 87 82 77 75 74 74 80 83 82 79 Dewpt 76 75 74 74 73 73 75 75 74 74 73 72 72 72 76 77 76 75 RH 72 77 85 88 87 87 82 72 65 77 87 90 93 93 88 82 82 88 Wind dir S SE SE SE SE SE SE S S SE SE SE SE SE SE SE S SE Wind spd 14 12 10 9 5 4 8 10 10 5 3 1 2 1 2 3 3 2 Wind gust 23 16 14 18 20 16 Clouds B1 B1 B2 B1 B1 B1 B1 B1 SC SC SC B2 B2 B1 B1 B2 B2 B2 PoP 12hr 30 10 20 60 80 QPF 12hr 0 0 0.01 0.45-1.20 0.41-1.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S L L C C L L D D C Tstms C S S S S C C C C S C L C S Heat index 96 91 87 94 95 89 83 93 89 80 Max heat 96 101 92 85 96 100 86 97 97 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 84 72 83 71 83 71 82 Temp 74 73 81 78 74 73 78 78 73 73 78 78 73 72 79 78 Dewpt 72 71 76 74 72 71 76 75 71 71 76 75 71 71 76 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 30 90 60 90 60 90 70 80 Rain shwrs C S L D L L D D L L L D L L D D Tstms S S C L C C L L C C C C C C C C $$ TXZ210-182100- Colorado- Including the cities of Columbus, Eagle Lake, and Weimar 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 77 90 74 86 Temp 89 85 80 78 78 77 81 87 88 84 77 75 75 75 79 83 84 80 Dewpt 73 74 74 74 74 74 74 73 73 73 73 72 72 73 74 75 74 73 RH 59 70 82 88 88 90 79 63 61 70 87 90 90 94 85 77 72 79 Wind dir S SE SE SE S SE SE SE S SE SE SE SE SE SE SE SE SE Wind spd 17 16 13 12 10 8 11 12 13 11 6 4 4 3 4 4 5 5 Wind gust 27 23 23 19 21 23 21 18 16 16 13 Clouds B1 B1 B2 B2 B2 B1 B1 SC SC SC B2 B2 B2 B2 B2 B2 B2 B1 PoP 12hr 20 20 20 70 80 QPF 12hr 0 0.03 0.01 0.53-0.91 0.29-0.60 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S L L L L C C D D C Tstms S S S S S C C S S C C C C S Heat index 97 93 82 86 94 96 90 80 91 91 84 Max heat 98 103 93 85 98 101 90 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 83 72 83 72 82 72 82 Temp 74 74 80 78 73 73 79 78 73 73 78 77 72 72 79 78 Dewpt 72 72 74 73 71 71 75 74 71 71 75 74 71 71 74 74 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B1 B2 OV B2 B2 B2 OV B2 B1 B1 OV B2 B2 B2 B2 B2 PoP 12hr 40 90 70 90 60 90 60 80 Rain shwrs C C D D L L L D C L L D C L D L Tstms S S C L C C C C C S C C C S S C $$ TXZ211-182100- Austin- Including the cities of Bellville and Sealy 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 89 74 84 Temp 87 85 79 78 78 77 81 86 87 83 77 75 74 74 78 82 82 79 Dewpt 73 74 73 74 74 73 74 73 72 73 73 72 72 72 74 74 74 74 RH 63 70 82 88 88 87 79 65 61 72 87 90 93 93 88 77 77 85 Wind dir S SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 17 14 13 11 9 8 10 11 12 10 5 4 4 3 3 4 4 4 Wind gust 21 20 19 16 14 14 Clouds SC B1 B1 B2 B2 B2 B1 SC B1 SC B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 20 70 80 QPF 12hr 0 0.01 0.01 0.60-1.29 0.44-0.99 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S L L L L L L D D C Tstms S S S S S C C C C C C C C S Heat index 95 92 81 86 94 94 89 88 88 80 Max heat 96 101 93 96 98 87 93 93 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 82 72 82 71 81 71 81 Temp 74 74 79 77 73 73 78 77 72 72 77 76 72 72 78 77 Dewpt 72 72 74 73 71 71 74 74 71 71 74 74 71 70 74 74 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 OV B2 B2 B2 B2 B2 PoP 12hr 40 90 70 90 50 90 60 80 Rain shwrs C C L D L L L D C C L D L L D L Tstms S S C L C C C L C S C C C S C C $$ TXZ212-182100- Waller- Including the cities of Brookshire, Hempstead, Prairie View, and Waller 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 77 89 75 85 Temp 88 85 80 78 78 77 81 86 87 83 77 76 75 75 79 83 82 79 Dewpt 75 75 74 74 74 74 74 74 74 74 73 73 72 73 75 76 76 74 RH 66 72 82 88 88 90 79 68 65 74 87 90 90 94 88 80 82 85 Wind dir S SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 12 12 10 8 11 12 13 10 6 5 5 4 3 5 5 4 Wind gust 23 21 19 20 17 Clouds B1 B1 B1 B2 B2 B2 SC SC B1 SC B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 20 70 80 QPF 12hr 0 0 0.00-0.14 0.68-1.11 0.47-1.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S L L L L L L D D C Tstms S S S S S C C C C C C C C S Heat index 97 94 84 86 94 95 90 82 91 89 81 Max heat 99 102 95 85 96 99 87 94 94 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 82 73 82 72 81 72 81 Temp 74 74 80 78 74 73 78 77 73 73 78 77 73 73 79 78 Dewpt 72 72 75 74 72 72 75 75 71 71 75 75 71 71 75 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 B2 B2 B1 B1 OV B2 B2 B1 B2 B2 PoP 12hr 40 90 70 90 60 90 60 80 Rain shwrs C S L D L L D D C L L D L L D L Tstms S S C L C C C L C S C C C S C C $$ TXZ213-182100- Inland Harris- Including the city of Houston 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 89 91 78 84 89 91 76 86 Temp 87 85 81 80 79 78 82 87 87 83 79 78 77 77 82 85 83 80 Dewpt 76 76 75 75 74 74 75 74 74 75 74 74 73 73 75 76 76 75 RH 70 75 82 85 85 88 79 65 65 77 85 88 87 87 79 75 80 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 13 12 11 9 11 12 14 12 8 5 5 4 5 6 6 6 Wind gust 33 31 26 26 24 20 24 25 27 25 18 17 Clouds B1 B1 B1 B2 B2 B1 B1 B1 B1 SC B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 20 20 60 80 QPF 12hr 0 0 0.01 0.57-1.20 0.18-0.91 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S L L C C C C D D C Tstms S S S S S C C C C S C C C S Heat index 98 93 86 83 89 95 96 91 80 88 94 91 85 Max heat 99 102 95 88 97 101 90 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 84 74 83 74 83 74 82 Temp 77 76 81 79 76 75 80 79 75 75 79 79 75 74 80 79 Dewpt 73 73 75 75 73 72 76 75 73 72 76 75 72 71 75 75 PWind dir SE SE S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 OV B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 30 90 60 90 60 90 70 80 Rain shwrs C S L D C L D D L L D D L L D L Tstms S S C L C C C L C C C C C C C C $$ TXZ214-182100- Chambers- Including the cities of Anahuac, Mont Belvieu, Old River-Winfree, Stowell, and Winnie 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 87 77 86 Temp 86 83 81 80 79 79 82 86 86 83 80 78 78 78 83 85 84 81 Dewpt 78 77 76 76 76 76 76 76 77 76 75 75 74 75 77 76 76 75 RH 77 82 85 88 91 91 82 72 75 80 85 91 88 91 82 75 77 82 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE S SE Wind spd 18 17 14 13 12 10 12 14 14 12 8 5 5 5 8 10 10 8 Wind gust 23 20 Clouds B1 B1 B1 B1 B2 B2 B1 B1 SC B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 30 10 20 50 60 QPF 12hr 0.01 0 0.01 0.41-1.27 0.12-0.58 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S C C C C L L L L S Tstms C S S S S C C C S S C C C S Heat index 97 92 87 84 82 80 90 96 96 91 83 91 96 93 87 Max heat 100 103 95 89 99 102 92 88 99 99 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 85 76 84 75 84 75 83 Temp 77 77 83 81 78 77 81 80 77 77 80 80 77 76 81 81 Dewpt 74 73 76 75 74 74 76 75 74 74 76 75 74 73 76 76 PWind dir SE SE S S SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 60 80 70 80 70 80 Rain shwrs S S L D C L D D L L D D L L D L Tstms S S C C C C L L C C C C C C C C $$ TXZ226-182100- Wharton- Including the cities of El Campo and Wharton 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 77 90 76 87 Temp 88 85 81 79 78 77 82 87 88 85 79 77 76 76 81 85 85 82 Dewpt 75 75 75 75 75 74 74 73 74 75 75 74 73 73 75 74 74 74 RH 66 72 82 88 91 90 77 63 63 72 88 90 90 90 82 70 70 77 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE S SE SE Wind spd 21 19 16 12 11 9 13 16 17 14 9 6 6 6 6 9 9 9 Wind gust 24 23 20 24 19 Clouds B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 B1 PoP 12hr 20 20 20 60 60 QPF 12hr 0 0.00-0.06 0.01 0.41-1.04 0.20-0.52 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C L L C C L L S Tstms S S S S S C C S S C C C C S Heat index 98 94 86 88 95 96 92 81 86 93 93 88 Max heat 100 102 94 86 99 101 93 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 84 74 84 73 82 73 82 Temp 76 75 80 80 75 74 80 79 74 74 78 79 74 73 79 79 Dewpt 73 73 75 74 73 72 75 75 73 72 75 75 72 71 75 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B2 OV B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 70 90 60 90 60 80 Rain shwrs S S L D C L D D C L D D C L D L Tstms S S C C S C C C C S C C C C S C $$ TXZ227-182100- Fort Bend- Including the cities of First Colony, Mission Bend, Missouri City, Pecan Grove, Rosenberg, and Sugar Land 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 77 90 76 87 Temp 88 85 80 79 78 77 82 87 88 84 79 77 76 76 81 85 84 81 Dewpt 75 75 75 75 74 74 74 73 74 75 74 74 73 73 75 75 75 74 RH 66 72 85 88 88 90 77 63 63 74 85 90 90 90 82 72 74 79 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 12 11 10 8 11 13 14 12 6 4 5 4 5 6 6 6 Wind gust 29 26 23 21 19 21 25 Clouds B1 B1 B1 B2 B1 B2 B1 B1 B1 SC B2 B2 B2 B2 B1 B2 B2 B1 PoP 12hr 20 20 20 60 70 QPF 12hr 0 0 0 0.45-0.88 0.19-0.73 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C L L S Tstms S S S S S C C S S S C C C S Heat index 98 93 85 81 88 95 96 91 87 93 92 85 Max heat 99 102 94 86 97 99 90 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 74 84 74 83 73 82 73 82 Temp 76 75 81 79 75 74 79 79 75 74 78 78 74 73 79 79 Dewpt 73 73 75 74 73 72 75 75 73 72 75 75 72 71 75 75 PWind dir SE S S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 30 90 60 90 60 90 60 80 Rain shwrs S S L D C L D D C L D D C L D L Tstms S S C C C C C L C S C C C C C C $$ TXZ235-182100- Inland Jackson- Including the cities of Edna and Ganado 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 78 90 76 88 Temp 89 85 81 80 79 78 83 88 88 85 80 78 77 77 81 85 87 84 Dewpt 77 77 76 76 75 75 76 76 76 76 76 75 74 74 76 76 75 75 RH 68 77 85 88 88 91 80 68 68 75 88 91 90 90 85 75 68 74 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE E SE SE SE SE SE Wind spd 21 19 18 14 13 10 14 17 17 17 11 9 8 8 9 10 11 11 Wind gust 25 24 21 Clouds B1 B2 B2 B2 B2 B1 B1 SC B1 B1 B2 B2 B2 B1 B2 B1 B1 SC PoP 12hr 10 20 20 60 50 QPF 12hr 0 0.03 0.01 0.40-1.12 0.13-0.30 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L L C C C C Tstms S S S S C C S S C C C C Heat index 101 95 88 85 80 90 99 99 94 86 88 95 96 91 Max heat 103 108 97 87 102 105 94 97 100 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 84 74 84 74 83 73 83 Temp 77 76 81 81 76 75 81 80 76 75 80 80 75 74 80 80 Dewpt 74 73 77 75 73 72 77 75 73 72 77 75 73 72 77 75 PWind dir SE SE SE S SE SE SE SE Wind char LT GN LT GN LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 80 80 60 80 60 80 Rain shwrs S L D L D L D C L D D C L D L Tstms S C C C C C C C S C C C S S C $$ TXZ236-182100- Inland Matagorda- Including the city of Bay City 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 79 89 77 87 Temp 87 84 82 80 80 79 82 86 87 84 81 79 78 78 82 85 86 83 Dewpt 77 77 77 77 76 75 76 76 76 77 77 76 75 75 76 76 75 76 RH 72 80 85 91 88 88 82 72 70 80 88 91 91 91 82 75 70 80 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 21 19 16 13 12 10 14 16 17 16 11 8 8 8 10 11 11 11 Wind gust 24 20 Clouds B2 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 20 20 60 40 QPF 12hr 0 0 0 0.39-0.70 0.09-0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C L L C C C C Tstms S S S C C S S C C C S Heat index 100 95 89 87 83 89 96 98 93 87 89 94 96 91 Max heat 101 105 96 90 99 102 93 86 97 99 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 76 84 76 84 75 83 Temp 78 77 82 80 77 76 81 80 77 76 80 80 76 75 80 80 Dewpt 75 74 76 75 75 73 77 76 74 73 77 76 74 73 77 76 PWind dir SE S S S SE SE SE SE Wind char LT GN LT GN LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 60 80 50 80 70 80 Rain shwrs S L D C L D D C C D D C L D L Tstms S C C S C C C C C C C C C C C $$ TXZ237-182100- Inland Brazoria- Including the cities of Alvin, Angleton, and Pearland 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 78 88 77 87 Temp 86 84 81 80 79 78 82 86 86 83 79 78 77 77 81 84 85 82 Dewpt 76 77 76 76 75 75 75 75 75 76 76 75 74 74 76 75 75 75 RH 72 80 85 88 88 91 79 70 70 80 91 91 90 90 85 74 72 79 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 13 11 11 9 12 14 14 12 8 4 4 5 6 9 9 8 Wind gust 29 26 21 21 19 Clouds B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 20 10 20 50 50 QPF 12hr 0 0 0 0.43-0.92 0.10-0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C C C S Tstms S S S S S C C C S S C C C S Heat index 97 93 87 84 80 88 94 95 90 82 88 92 94 88 Max heat 99 102 94 90 97 99 91 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 84 75 84 74 83 74 82 Temp 77 76 82 80 77 76 80 80 76 75 79 79 76 75 79 80 Dewpt 74 73 75 75 74 73 76 75 74 73 75 75 73 72 75 76 PWind dir SE S S S SE SE SE SE Wind char LT LT LT GN LT LT LT LT Avg clouds B1 B2 B2 B2 B2 B2 OV B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 60 80 60 90 70 80 Rain shwrs S S L D C L D D C L D D C L D L Tstms S S C C S C C L C C C C C C C C $$ TXZ238-182100- Inland Galveston- Including the cities of Friendswood and League City 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 79 87 78 86 Temp 86 83 81 80 80 79 82 85 85 82 80 79 78 78 82 84 85 81 Dewpt 78 77 77 76 76 75 77 76 77 77 76 75 75 75 77 76 76 76 RH 77 82 88 88 88 88 85 75 77 85 88 88 91 91 85 77 75 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 14 12 12 11 13 14 14 12 9 6 6 6 8 11 11 10 Clouds B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 50 50 QPF 12hr 0 0 0 0.63-0.96 0.10-0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C C C Tstms S S S S S C C C S S C C C Heat index 98 92 88 86 85 90 95 96 90 86 90 94 94 88 Max heat 99 102 92 89 97 99 89 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 84 76 84 75 83 75 83 Temp 78 77 82 80 78 77 81 80 77 76 80 80 77 76 80 80 Dewpt 75 74 76 75 74 73 76 75 74 73 76 75 74 73 76 76 PWind dir SE SE S S SE SE SE SE Wind char LT GN LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 60 80 60 90 70 80 Rain shwrs S L D C L D D C L D D L L D L Tstms S C C S C L L C C C C C C C C $$ TXZ300-182100- Southern Liberty- Including the city of Devers 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 77 87 75 85 Temp 85 83 80 79 78 78 82 85 85 82 78 77 76 76 81 84 82 79 Dewpt 77 76 75 75 75 75 76 76 75 75 74 74 73 74 76 77 76 75 RH 77 80 85 88 91 91 82 75 72 79 88 90 90 94 85 80 82 88 Wind dir SE SE SE SE SE SE SE SE S SE SE SE SE SE SE S S SE Wind spd 16 13 11 11 9 6 10 12 12 9 4 3 3 3 4 6 5 5 Clouds B1 B1 B1 B1 B2 B1 B1 B1 SC B1 B1 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 30 10 20 50 70 QPF 12hr 0 0 0 0.46-1.21 0.30-0.73 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S C C C C L L L L S Tstms C S S S S C C C S S C C C S Heat index 95 91 83 80 88 94 94 89 88 94 90 81 Max heat 98 100 93 87 96 98 89 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 73 83 73 82 73 82 72 81 Temp 75 75 81 79 75 75 78 78 75 74 79 78 75 74 79 79 Dewpt 73 72 76 75 73 73 77 75 73 72 77 75 72 72 76 75 PWind dir SE SE S S SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 90 60 90 60 90 70 80 Rain shwrs S S L D C L D D L L D D L L D D Tstms S S C C C C L L C C C C C C C C $$ TXZ313-182100- Coastal Harris- Including the cities of Baytown and Pasadena 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 86 88 79 81 86 88 77 80 85 87 Temp 84 83 81 80 79 79 82 85 84 82 79 78 78 78 82 84 83 80 Dewpt 77 77 76 76 75 75 76 76 76 76 75 75 74 75 76 76 75 75 RH 80 82 85 88 88 88 82 75 77 82 88 91 88 91 82 77 77 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 19 17 16 13 12 10 13 14 16 13 9 6 6 6 8 10 10 10 Wind gust 23 Clouds B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 20 20 50 60 QPF 12hr 0 0 0.01 0.56-1.05 0.18-0.42 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C L L S Tstms S S S S S C C C S S C C C S Heat index 94 91 87 85 80 89 94 93 89 81 89 93 90 85 Max heat 99 102 94 88 97 99 89 86 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 83 76 83 75 82 75 82 Temp 78 77 81 80 77 76 79 79 77 76 79 79 77 76 80 80 Dewpt 74 73 75 75 74 73 76 75 74 73 76 75 73 73 75 75 PWind dir SE SE S S SE SE SE SE Wind char LT GN LT GN LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 90 60 90 60 80 70 80 Rain shwrs S S L D C L D D L L D D L L D L Tstms S S C C C C L L C C C C C C C C $$ TXZ335-182100- Coastal Jackson- 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 84 89 91 79 84 89 90 78 83 88 89 Temp 88 85 82 81 80 79 83 87 87 84 81 79 78 78 82 85 87 83 Dewpt 79 78 77 77 76 75 77 78 78 78 77 76 75 75 77 77 77 76 RH 75 80 85 88 88 88 82 75 75 82 88 91 91 91 85 77 72 80 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE E SE SE SE SE SE Wind spd 21 20 19 14 14 12 16 17 18 17 12 9 10 10 11 12 13 12 Clouds B2 B2 B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 SC PoP 12hr 10 20 20 60 30 QPF 12hr 0 0.02 0 0.42-0.85 0.07-0.19 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L L C C S S Tstms S S C C S S C C S S Heat index 102 96 90 88 84 91 99 99 95 89 81 90 96 98 92 Max heat 103 106 98 90 102 105 95 97 100 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 85 76 85 76 84 75 84 Temp 79 77 82 81 78 76 81 81 78 76 80 81 77 75 81 81 Dewpt 76 74 77 76 75 73 77 76 75 73 77 76 74 73 77 76 PWind dir SE S S S SE SE SE SE Wind char LT GN LT GN LT GN LT GN Avg clouds B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 70 80 60 80 70 80 Rain shwrs S L D C L L D C L D D C L D L Tstms S C C S C C C C C C C C C S C $$ TXZ336-182100- Coastal Matagorda- Including the city of Palacios 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 87 91 79 81 87 91 79 81 86 89 Temp 86 83 82 81 80 79 82 85 85 83 81 80 79 79 82 84 85 83 Dewpt 79 78 77 77 76 76 77 77 78 78 77 76 75 75 77 77 77 77 RH 80 85 85 88 88 91 85 77 80 85 88 88 88 88 85 80 77 82 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 19 19 17 14 14 12 14 16 16 16 11 9 9 9 10 11 12 11 Clouds B2 B1 B1 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 50 30 QPF 12hr 0 0 0 0.36-0.73 0.01-0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C C S S Tstms S S C C S S C C S S Heat index 99 94 90 88 86 80 89 96 97 93 88 85 89 93 96 91 Max heat 101 105 95 90 99 102 93 86 97 99 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 85 78 84 78 84 77 84 Temp 80 79 82 81 79 78 81 81 79 78 80 81 78 77 81 81 Dewpt 76 75 76 76 75 74 77 76 75 74 76 76 75 74 76 76 PWind dir SE S S S SE SE SE SE Wind char LT GN GN GN LT GN LT GN Avg clouds B1 B2 B2 B2 B2 B2 OV B1 B1 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 10 70 60 70 50 80 70 80 Rain shwrs S L L C L L L C C D D C L D L Tstms C C S C C C C C C C C C C C $$ TXZ337-182100- Coastal Brazoria- Including the cities of Clute, Freeport, and Lake Jackson 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 86 88 79 80 86 88 78 79 86 87 Temp 84 83 81 81 80 79 81 84 84 82 80 79 79 78 81 83 84 82 Dewpt 78 77 77 76 76 75 76 76 77 77 76 75 75 75 76 76 76 76 RH 82 82 88 85 88 88 85 77 80 85 88 88 88 91 85 80 77 82 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 16 14 13 14 11 12 13 13 12 9 6 6 6 9 10 10 9 Wind gust 21 Clouds B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 PoP 12hr 20 10 20 50 30 QPF 12hr 0.01 0 0.01 0.41-0.84 0.02-0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C C C C C Tstms S S S S C C C S C C C C Heat index 95 92 88 87 85 88 92 94 90 86 82 88 91 93 88 Max heat 97 100 94 90 96 99 91 86 96 96 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 84 77 84 77 83 76 83 Temp 79 78 82 80 79 77 80 80 78 77 79 80 78 76 80 80 Dewpt 75 75 75 75 74 74 76 75 75 74 76 75 74 74 75 76 PWind dir SE SE S S SE SE SE SE Wind char LT GN LT GN LT GN LT LT Avg clouds B1 B2 B2 B2 B2 B2 OV B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 10 70 60 80 60 80 70 80 Rain shwrs S L L S L L D C L D D C L D L Tstms S C C S C C C C C C C C C C C $$ TXZ338-182100- Coastal Galveston- Including the cities of Dickinson, La Marque, and Texas City 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 87 89 79 87 78 86 Temp 86 83 81 81 80 79 82 85 85 82 80 79 79 78 82 84 85 82 Dewpt 79 78 77 77 76 76 77 77 78 77 76 75 75 75 77 77 77 76 RH 80 85 88 88 88 91 85 77 80 85 88 88 88 91 85 80 77 82 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 17 16 14 14 12 13 14 14 12 10 8 8 8 9 11 11 10 Clouds B2 B1 B1 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 50 40 QPF 12hr 0.01 0 0.01 0.49-0.95 0.07-0.32 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C C C C C C Tstms S S S S S C C C S S C C C Heat index 99 92 88 87 86 91 96 96 90 86 81 91 94 95 89 Max heat 100 103 92 90 99 100 91 86 99 99 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 85 77 85 77 84 76 84 Temp 79 78 83 81 78 77 81 81 78 77 81 81 78 77 81 81 Dewpt 75 74 76 75 74 74 76 75 75 74 76 75 74 74 76 76 PWind dir SE SE S S S SE SE SE Wind char LT GN GN GN LT GN LT GN Avg clouds B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 80 60 80 60 80 70 80 Rain shwrs S L L C L D D C L D D L L D L Tstms S C C S C L L C C C C C C C C $$ TXZ436-182100- Matagorda Islands- 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 81 83 88 79 80 83 87 79 80 82 87 Temp 82 82 81 81 80 80 80 82 82 81 81 80 79 79 80 81 82 81 Dewpt 79 78 77 77 76 76 77 78 78 78 77 76 75 76 77 77 77 77 RH 91 88 88 88 88 88 91 88 88 91 88 88 88 91 91 88 85 88 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 20 21 20 20 18 16 16 14 16 17 14 12 12 13 11 11 12 12 Clouds B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 10 10 20 50 30 QPF 12hr 0 0 0.01 0.30-0.62 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C C Tstms S S C C S C C Heat index 92 90 89 88 86 84 85 90 91 90 89 85 82 85 87 89 88 Max heat 98 103 93 88 97 101 93 87 95 97 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 82 78 82 78 81 77 81 Temp 80 79 80 80 80 79 79 80 79 79 79 80 79 78 79 80 Dewpt 76 75 76 76 75 75 76 76 75 75 76 76 75 75 76 76 PWind dir SE SE S S SE SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 PoP 12hr 10 60 60 70 50 80 70 80 Rain shwrs L L C L L L C C D D C L D L Tstms C C S C C C C C C C C C C C $$ TXZ437-182100- Brazoria Islands- Including the city of Surfside Beach 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 83 79 83 79 83 Temp 82 81 81 81 80 79 80 81 81 81 80 80 79 79 80 81 81 81 Dewpt 78 78 77 77 77 77 77 77 78 78 77 76 76 76 77 77 77 76 RH 88 91 88 88 91 94 91 88 91 91 91 88 91 91 91 88 88 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 19 19 18 19 19 17 14 13 14 16 13 10 11 11 10 10 11 11 Clouds B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2 B1 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 50 30 QPF 12hr 0.02 0 0.02 0.40-0.72 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C C S S Tstms S S S S C C S C C S S Heat index 89 89 88 88 86 81 85 88 89 88 87 86 80 80 86 88 87 87 Max heat 95 97 91 88 93 97 89 87 92 94 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 82 78 82 78 82 77 81 Temp 80 79 80 79 80 79 79 80 79 79 78 79 79 78 79 80 Dewpt 76 75 76 75 75 75 76 76 75 75 76 76 75 75 76 76 PWind dir SE SE S S SE SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 10 70 60 70 60 80 70 80 Rain shwrs C L S L L L C L D D C L D L Tstms C C S C C C C C C C C C C C $$ TXZ438-182100- Galveston Island- Including the city of Galveston 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 82 85 88 79 82 85 88 79 85 Temp 84 82 81 80 80 79 81 84 84 82 81 80 79 80 82 83 84 81 Dewpt 79 78 78 77 77 77 78 78 78 78 77 76 76 76 77 77 77 76 RH 85 88 91 91 91 94 91 82 82 88 88 88 91 88 85 82 80 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 20 20 20 20 20 18 16 14 16 16 13 11 11 12 11 11 11 11 Clouds B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 50 30 QPF 12hr 0.02 0 0.01 0.34-0.51 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C C C Tstms S S C C C S S C C C Heat index 96 92 89 87 83 81 90 94 94 90 88 86 80 84 90 92 92 88 Max heat 98 102 91 88 98 100 90 87 96 97 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 84 79 84 79 84 78 84 Temp 80 79 82 81 80 79 81 81 79 79 81 81 79 78 81 81 Dewpt 76 75 76 75 76 75 76 76 76 75 76 76 76 75 76 76 PWind dir SE SE S S S SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds B1 B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 70 60 80 60 80 70 80 Rain shwrs S L L C L L D C L D D L L D L Tstms S C C S C L L C C C C C C C C $$ TXZ439-182100- Bolivar Peninsula- 121 PM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 80 85 88 79 80 85 88 79 80 85 88 Temp 85 83 81 80 79 80 82 84 84 82 80 79 79 79 82 84 84 81 Dewpt 78 78 77 77 77 76 78 78 78 77 76 76 75 76 77 77 77 76 RH 80 85 88 91 94 88 88 82 82 85 88 91 88 91 85 80 80 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 20 19 19 19 18 16 14 14 14 14 11 9 10 10 10 11 11 11 Clouds B1 B1 B1 B1 B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1 PoP 12hr 20 10 20 40 50 QPF 12hr 0.02 0 0.01 0.38-0.56 0.06-0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C C C C C Tstms S S S S C C C S S C C C Heat index 97 92 88 86 82 83 90 95 95 90 86 82 82 91 93 92 87 Max heat 98 102 91 88 98 100 90 87 97 98 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 84 79 84 78 84 78 84 Temp 79 79 82 81 79 79 81 81 79 79 81 80 79 78 81 81 Dewpt 75 74 76 75 75 74 77 76 75 75 76 76 75 74 76 76 PWind dir SE SE S S S SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 PoP 12hr 20 70 60 80 70 80 70 80 Rain shwrs S L L C L L D L L D D L L D L Tstms S C C C C L L C C C C C C C C $$