FOUS54 KBRO 231826 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 126 PM CDT Sun Aug 23 2026 TXZ255-232100- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 99 80 98 80 98 Temp 98 92 84 82 81 80 89 96 97 91 84 82 81 80 89 97 97 91 Dewpt 69 71 75 76 76 75 74 71 71 73 75 75 75 75 75 72 73 74 RH 39 51 74 82 85 85 61 45 43 56 74 79 82 85 64 45 46 58 Wind dir SE SE SE SE S S S SE SE SE SE S S S S SE SE SE Wind spd 12 11 8 5 5 4 6 10 13 12 9 6 6 5 8 11 14 13 Clouds FW FW FW FW SC FW FW FW FW CL FW CL FW SC FW CL CL CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Heat index 104 99 92 90 98104106100 92 99106108101 Max heat 103 104 93 104 106 94 106 108 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 81 98 81 99 81 99 81 97 Temp 83 81 96 92 83 81 96 92 83 81 97 92 84 81 95 91 Dewpt 76 76 73 74 76 75 71 73 75 75 72 74 76 76 73 75 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN LT GN LT GN LT GN Avg clouds FW FW FW FW CL CL FW CL CL FW FW FW FW CL FW FW PoP 12hr 0 0 0 0 0 5 0 10 $$ TXZ255-232100- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 102 76 102 76 102 Temp 101 95 85 82 79 77 88 98 99 92 84 82 79 77 89 99101 94 Dewpt 68 69 74 75 75 74 74 70 70 71 74 75 75 74 75 70 71 72 RH 35 43 70 79 88 90 63 41 39 51 72 79 88 90 64 39 38 49 Wind dir E SE SE S S S S SE SE SE SE S S SE S SE SE SE Wind spd 14 16 10 6 6 4 8 9 16 17 12 9 8 6 10 10 17 18 Clouds FW FW FW CL FW FW FW FW FW CL FW FW CL SC CL CL CL CL PoP 12hr 0 0 5 0 5 QPF 12hr 0 0 0 0 0 Heat index 108100 91 97105107 99 92 98106110102 Max heat 103 108 94 105 108 95 106 110 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 102 77 102 77 102 77 101 Temp 82 78 98 94 82 79 98 94 82 79 99 93 83 79 97 93 Dewpt 76 75 71 72 75 74 70 71 75 74 70 72 75 75 71 72 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds CL FW CL FW CL CL CL CL CL CL FW FW FW CL FW FW PoP 12hr 0 0 0 0 0 5 0 10 $$ TXZ253-232100- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 105 79 104 79 104 Temp 103100 87 83 80 80 88 99103 98 86 82 80 80 88100103 97 Dewpt 63 63 70 75 75 75 74 68 66 67 72 75 75 75 75 69 67 69 RH 27 30 57 77 85 85 63 37 30 37 63 79 85 85 66 37 32 40 Wind dir E SE SE SE S SE S SE SE SE SE SE SE SE S SE SE SE Wind spd 10 16 13 10 9 8 10 9 12 18 14 11 10 9 11 11 13 19 Clouds FW FW CL CL FW FW CL FW FW CL CL FW FW FW CL CL FW CL PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Heat index 105102 92 97105108102 92 97107109103 Max heat 102 107 99 105 108 97 107 109 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 80 104 80 104 80 104 80 103 Temp 83 80 99 97 83 80 99 97 83 80100 96 84 81 99 95 Dewpt 76 76 69 67 74 74 67 67 74 74 68 68 74 75 69 69 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN GN GN GN Avg clouds CL FW CL FW FW CL FW CL FW CL FW CL FW CL FW FW PoP 12hr 0 0 0 0 0 0 0 10 $$ TXZ355-232100- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 78 97 78 97 Temp 95 88 84 82 80 79 88 95 94 88 84 82 80 79 89 95 96 90 Dewpt 74 75 76 76 76 75 76 75 75 76 76 76 76 75 76 75 76 76 RH 51 66 77 82 88 88 68 53 54 68 77 82 88 88 66 53 53 64 Wind dir E SE SE S S S S E SE SE SE S S S S SE SE SE Wind spd 13 11 8 5 5 3 5 11 16 12 9 6 6 5 8 12 16 13 Clouds FW FW FW CL FW FW FW FW FW CL FW FW CL SC FW CL CL CL PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Heat index 105 98 92 99107107 99 93 100107110102 Max heat 105 107 95 107 108 95 107 110 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 97 79 97 79 97 79 96 Temp 82 79 95 90 82 79 95 90 82 79 95 90 83 79 94 90 Dewpt 77 76 76 77 77 76 75 76 77 76 76 77 78 77 77 77 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN LT GN LT GN LT GN Avg clouds CL FW FW CL CL CL FW CL CL CL FW FW FW CL FW FW PoP 12hr 0 0 0 0 0 5 010 $$ TXZ249-232100- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 103 74 102 74 103 Temp 102100 86 80 76 74 85 96101 99 86 80 76 75 85 97102 98 Dewpt 57 59 68 73 74 74 74 64 60 63 72 75 75 74 75 65 60 65 RH 23 26 55 79 94100 70 35 26 31 63 85 97 97 72 35 25 34 Wind dir E E SE SE S S S SE SE SE SE SE SE SE S SE SE E Wind spd 10 11 9 6 5 4 8 8 9 12 11 8 6 6 8 8 9 13 Wind gust 21 18 17 Clouds CL CL CL FW FW FW FW FW FW FW CL CL CL FW FW CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 102100 92 98102101 92 93101103102 Max heat 98 102 96 98 103 98 101 104 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 75 103 76 103 76 102 76 101 Temp 80 76 98 99 81 76 97 99 82 77 97 97 81 77 97 96 Dewpt 76 75 66 63 74 73 64 63 73 73 65 66 74 74 66 68 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN LT GN GN Avg clouds CL FW FW CL CL CL CL CL FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 5 $$ TXZ250-232100- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 104 74 103 74 104 Temp 104 97 84 79 76 74 87 99103 96 84 80 76 75 87 99103 95 Dewpt 61 67 73 75 74 74 75 65 65 73 76 76 74 74 76 66 65 74 RH 25 38 70 88 94100 68 33 29 48 77 88 94 97 70 34 29 51 Wind dir E SE SE SE S S S SE SE SE SE SE S SE S SE E E Wind spd 11 11 6 5 4 2 5 6 10 13 9 6 5 4 6 6 10 14 Wind gust 17 19 Clouds FW CL FW FW FW FW FW FW FW FW CL FW SC FW CL CL FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 106102 90 96102107106 92 97103107106 Max heat 101 106 95 102 108 99 103 108 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 104 76 104 76 103 76 102 Temp 80 76 99 96 81 76 99 97 81 76 99 96 81 77 99 95 Dewpt 76 75 67 72 75 73 65 71 74 73 66 72 75 74 67 73 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN LT LT LT LT LT GN Avg clouds CL FW CL FWCL CL CL CL CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 5 $$ TXZ253-232100- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 126 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 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 103 77 103 77 103 Temp 102 98 86 81 78 77 88 98102 97 85 81 78 77 88 99103 96 Dewpt 61 64 69 73 74 74 72 66 65 67 71 74 74 74 73 67 65 68 RH 26 33 57 77 88 90 59 35 30 38 63 79 88 90 61 36 29 40 Wind dir SE E SE SE S S S SE SE SE SE SE SE SE S SE SE SE Wind spd 11 13 10 6 5 3 9 9 11 16 12 9 8 5 10 10 12 17 Wind gust 20 23 19 Clouds FW FW FW CL FW FW FW FW FW FW FW CL FW SC FW CL CL CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Heat index 104101 90 94102106101 91 95103106102 Max heat 99 105 98 102 106 96 103 106 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 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 77 103 78 103 78 103 78 102 Temp 81 78 99 97 82 78 98 96 82 78 99 96 82 78 98 95 Dewpt 75 75 67 67 73 73 65 67 72 73 66 68 73 74 67 69 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN GN GN GN Avg clouds CL FW CL FW FW CL FW CL FW CL FW CL FW CL FW FW PoP 12hr 0 0 0 0 0 0 0 5 $$