FOUS54 KBRO 180516 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1216 AM CDT Mon May 18 2026 TXZ255-190900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 95 81 94 81 Temp 83 82 82 87 93 93 86 84 83 82 82 87 93 94 88 84 83 81 81 Dewpt 77 76 76 76 75 76 77 77 77 77 76 76 75 76 77 78 78 77 77 RH 82 82 82 70 56 58 75 80 82 85 82 70 56 56 70 82 85 88 88 Wind dir SE SE SE SE S SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 17 14 17 18 18 19 17 19 16 11 12 16 16 14 14 16 11 9 10 Wind gust 27 25 28 29 27 26 Clouds B2 B2 B2 B1 SC SC B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 PoP 12hr 30 20 20 20 20 QPF 12hr 0.01 0.01 0 0.01 0.03 Rain shwrs S S S S S S S S S S S S S Tstms S S S S S Heat index 91 97105106 97 93 92 97104106100 95 93 Max heat 91 90 105 107 93 91 104 106 95 92 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 79 90 78 90 78 90 77 89 Temp 90 86 81 80 88 83 81 79 87 83 80 78 87 84 80 78 86 84 Dewpt 74 74 77 77 75 75 76 75 75 76 76 76 75 77 77 75 76 76 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN LT GN LT GN Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 B1 B1 PoP 12hr 10 10 30 50 60 40 50 40 40 Rain shwrs S C S C L C C C C C C C C C Tstms S S C C S C C C S S C S $$ TXZ255-190900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 96 79 95 79 Temp 82 81 80 87 93 95 88 84 83 81 80 87 93 94 88 84 83 80 79 Dewpt 77 76 75 75 74 75 76 77 77 76 75 76 74 75 76 77 78 77 76 RH 85 85 85 68 54 53 68 80 82 85 85 70 54 54 68 80 85 91 91 Wind dir SE SE SE SE S SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 20 17 18 20 21 21 20 21 18 13 14 18 18 19 18 17 12 11 11 Wind gust 32 28 31 32 32 33 32 28 Clouds B2 B2 B2 B1 B1 SC B1 B1 B2 B2 B2 B1 SC SC B1 B1 B2 B2 B2 PoP 12hr 20 20 20 20 40 QPF 12hr 0.01 0.01 0.01 0 0.09 Rain shwrs S S S S S S S S S C C Tstms S S S S Heat index 90 97104107 99 93 92 97104106 98 93 92Max heat 91 104 108 95 90 104 107 94 90 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 77 91 75 90 74 89 74 89 Temp 90 87 80 78 88 84 79 76 86 83 78 75 85 84 78 74 85 83 Dewpt 74 73 76 76 75 74 76 74 74 75 75 74 76 76 76 74 76 76 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN GN LT GN Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B2 B1 B1 PoP 12hr 10 10 40 60 60 40 60 50 50 Rain shwrs S C C L C L C C C L C C C C Tstms S S S C C C S S C S S C C $$ TXZ253-190900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 97 81 97 79 Temp 82 81 81 86 94 97 92 84 83 81 81 86 94 96 91 85 82 80 79 Dewpt 77 76 75 75 74 74 74 77 77 76 76 75 74 73 73 76 78 76 76 RH 85 85 82 70 53 48 56 80 82 85 85 70 53 48 56 75 88 88 91 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 20 17 18 19 19 19 20 19 18 14 16 17 17 17 18 16 13 11 12 Wind gust 33 29 29 29 29 25 Clouds B1 B2 B2 B1 B1 B1 SC OV B2 B2 B2 B1 SC SC B1 B1 B2 B2 B2 PoP 12hr 30 20 30 20 30 QPF 12hr 0.01 0.01 0.06 0 0.06 Rain shwrs C S S S S S S S S S S C C Tstms C S S S S S Heat index 90 95104109103 94 91 95104106 99 94 91 Max heat 91 104 109 98 91 104 107 97 90 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 78 92 76 91 76 90 76 90 Temp 91 89 80 78 88 84 78 76 87 84 78 76 86 84 77 76 86 85 Dewpt 74 71 76 76 74 74 75 74 74 75 75 74 75 76 76 74 76 76 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN LT GN Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B2 SC PoP 12hr 20 20 50 70 50 50 60 50 40 Rain shwrs S S S C L L C C C C C L C C S C Tstms S S C S S C C S S C C S S C $$ TXZ355-190900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 81 93 80 92 80 Temp 82 81 81 86 91 91 85 83 82 81 81 8690 90 84 83 82 81 80 Dewpt 77 76 76 77 77 78 78 78 77 77 76 77 77 78 79 78 78 77 76 RH 85 85 85 75 64 66 80 85 85 88 85 75 66 68 85 85 88 88 88 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 17 14 16 18 19 19 18 18 14 11 11 16 17 17 14 13 10 9 10 Clouds B2 B2 B2 B1 B1 SC B2 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 PoP 12hr 20 20 20 20 30 QPF 12hr 0 0.01 0 0 0.04 Rain shwrs S S S S S S S S S S S C C Tstms S S S S S S Heat index 90 97105107 96 93 91 97103104 95 94 92 Max heat 91 105 108 94 90 103 106 94 90 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 90 79 89 77 89 77 89 77 88 Temp 88 84 81 80 86 82 80 78 86 82 79 77 85 83 79 77 85 82 Dewpt 76 76 77 77 77 76 76 75 76 77 76 75 77 78 77 75 77 77 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN LT GN LT GN Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 10 10 30 50 60 40 60 50 40 Rain shwrs S C S C L C C C C L C C C C Tstms S C C S C S C S S C S $$ TXZ249-190900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 95 79 95 76 Temp 80 79 79 82 91 95 92 84 81 80 79 82 90 94 90 81 78 77 77 Dewpt 78 76 75 76 75 74 75 77 78 77 76 77 76 74 75 78 78 76 75 RH 94 91 88 82 60 51 58 80 91 91 91 85 64 53 62 91100 97 94 Wind dir SE S SE SE SE SE SE SE SE SE SE SE SE SE E E SE E SE Wind spd 14 14 14 16 14 14 13 13 12 12 11 13 13 13 13 11 9 8 9 Wind gust 27 27 27 27 24 24 23 21 Clouds B1 B2 B1 B2 B1 SC B1 B1 B2 B2 B2 B2 B1 SC B1 B1 B1 B2 B2 PoP 12hr 20 20 20 20 40 QPF 12hr 0.01 0.02 0.02 0.02 0.09 Rain shwrs S S S S S S S S S S S S S S C C C C Tstms S S S S S S S S S S S S C C S Heat index 90102106103 94 90102104100 Max heat 102 106 99 102 104 95 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 74 87 72 86 72 85 71 85 Temp 87 86 76 75 84 82 75 73 83 81 74 73 82 81 75 72 82 82 Dewpt 77 76 76 75 76 76 75 73 76 77 74 73 77 78 75 72 77 78 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds B1 B1 B1 B2 B2 B1 B2 B2 B1 SC B1 B2 B2 B1 B1 B2 B1 SC PoP 12hr 50 30 60 80 50 50 60 50 40 Rain shwrs C C C C L D L C C C C C L C C S C Tstms S S S S C C C C C S S C C S S C $$ TXZ250-190900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 96 79 94 77 Temp 82 80 80 86 93 95 90 83 82 81 80 85 93 93 87 81 80 78 77 Dewpt 78 76 75 75 74 74 77 78 78 77 76 76 75 75 78 79 78 76 76 RH 88 88 85 70 54 51 66 85 88 88 88 75 56 56 75 94 94 94 97 Wind dir SE SE SE SE SE SE SE SE S SE SE SE SE SE E SE SE E SE Wind spd 14 13 13 17 17 14 14 14 12 11 11 13 14 14 13 11 8 8 8 Wind gust 27 25 25 28 25 25 26 23 21 Clouds B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B2 B1 SC B1 B2 B2 B2 PoP 12hr 20 20 20 20 50 QPF 12hr 0 0 0.03 0.01 0.12 Rain shwrs S S S S S S S S S S S S S C C C C Tstms S S S S S S S S S S C S Heat index 90 94104106104 93 90 95104105100 90 Max heat 91 104 109 99 104 106 95 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 75 88 73 87 73 86 73 86 Temp 89 86 77 76 86 82 76 74 85 81 75 74 84 82 75 73 83 82 Dewpt 76 77 77 76 76 77 76 74 75 78 75 74 76 79 75 73 76 79 PWind dir SE SE SE SE SE SE SE E SE Wind char GN LT GN LT LT LT LT LT LT Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B1 B1 B2 B2 B1 PoP 12hr 40 20 60 80 60 50 60 50 50 Rain shwrs C S S C L D D C L C C C L C C C C Tstms S C C C S C C S S C C C S C $$ TXZ253-190900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1216 AM CDT Mon May 18 2026 Date 05/17/26 Mon 05/18/26 Tue 05/19/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 97 80 97 78 Temp 81 80 80 86 94 95 91 83 82 81 80 86 94 95 90 83 81 79 79 Dewpt 76 75 75 74 73 73 74 77 77 75 76 74 72 72 73 77 77 76 76 RH 85 85 85 68 51 49 58 82 85 82 88 68 49 48 58 82 88 91 91 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 18 17 17 19 19 19 19 19 16 13 14 17 17 17 17 14 11 10 10 Wind gust 31 28 28 29 29 27 24 Clouds B1 B2 B1 B1 B1 B1 B1 B2 B1 B2 B2 B2 SC SC B1 B1 B2 B1 B1 PoP 12hr 20 20 20 20 30 QPF 12hr 0.01 0.01 0.03 0 0.08 Rain shwrs S S S SS S S S S C C Tstms S S S S S Heat index 93103105100 93 94102104 98 92 Max heat 103 106 97 102 105 95 Date 05/20 Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 94 76 91 74 89 73 88 73 88 Temp 90 88 78 77 87 84 77 75 86 83 76 74 85 83 76 74 85 83 Dewpt 73 72 75 76 74 74 75 74 74 76 74 74 75 76 75 74 75 76 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN LT LT LT LT Avg clouds B1 SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 B2 SC PoP 12hr 20 20 40 70 60 50 60 50 40 Rain shwrs S S S C L L C L C C C L C C S C Tstms S S C S S C C S S C C S S C $$