FOUS54 KBRO 231712 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1211 PM CDT Sun Aug 23 2026 TXZ255-232100- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1211 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 79 98 Temp 97 98 91 84 83 81 80 88 96 97 91 84 82 81 80 89 96 97 91 Dewpt 68 68 72 75 76 76 75 74 70 70 73 75 75 75 75 75 72 73 74 RH 39 38 54 74 80 85 85 63 43 42 56 74 79 82 85 64 46 46 58 Wind dir SE SE SE SE SE S S S SE SE SE SE SE S S S SE SE SE Wind spd 9 12 11 8 5 5 4 6 10 13 12 9 6 6 4 8 11 14 13 Clouds CL FW FW FW FW SC FW FW FW FW CL FW FW CL FW CL CL FW CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Heat index 102104 98 92 90 97103104 99 92 99105107101 Max heat 102 104 94 103 104 93 105 108 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 80 99 81 99 80 98 81 98 Temp 83 81 96 92 83 81 97 92 83 81 96 92 84 81 95 91 Dewpt 76 76 72 74 76 75 71 73 76 76 72 74 76 76 73 74 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN LT GN Avg clouds FW FW FW FW CL CL FW CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 0 20 Rain shwrs S Tstms S $$ TXZ255-232100- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1211 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 102 76 102 75 102 Temp 99100 93 84 82 79 77 88 98100 92 84 81 79 76 89 99101 94 Dewpt 65 67 69 74 75 75 74 74 69 69 70 74 75 74 74 75 70 70 72 RH 33 34 46 72 79 88 90 63 39 37 49 72 82 85 94 64 39 37 49 Wind dir SE E SE SE S S S S SE SE SE SE SE S SE S SE SE SE Wind spd 8 14 16 10 6 6 4 8 9 16 17 12 9 8 6 9 10 17 18 Clouds FW FW FW FW CL FW FW FW FW FW CL FW FW CL CL CL CL FW CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Heat index 102106 97 91 97104106 98 91 98106109103 Max heat 102 106 94 104 107 94 106 109 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 102 77 102 77 102 77 101 Temp 83 78 99 94 82 79 99 94 82 78 99 93 83 79 98 93 Dewpt 76 75 70 71 75 74 70 71 75 74 70 72 75 75 71 72 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW CL CL CL CL CL CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 0 10 $$ TXZ253-232100- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1211 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 100103100 87 83 80 79 88 99102 98 86 82 80 79 88100103 97 Dewpt 61 60 62 70 74 75 74 73 66 64 65 71 75 75 75 75 69 67 69 RH 28 25 29 57 74 85 85 61 34 29 34 61 79 85 88 66 37 32 40 Wind dir SE E SE SE SE S SE S SE SE SE SE SE SE SE SE SE SE SE Wind spd 9 10 16 13 10 9 8 10 9 12 18 14 11 10 9 11 11 14 19 Clouds FW FW FW CL CL FW FW CL FW FW CL CL FW CL FW CL CL CL FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 101104101 91 95103106101 91 97107109104 Max heat 101 106 99 103 106 99 107 109 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 80100 97 83 80100 97 84 80100 96 84 80 99 96 Dewpt 76 76 68 67 75 75 68 68 75 75 68 69 75 76 70 70 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 FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 0 5 $$ TXZ355-232100- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1211 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 78 96 78 97 Temp 95 95 88 84 82 80 79 89 95 94 88 84 82 80 78 89 95 96 90 Dewpt 73 74 75 76 76 76 75 76 74 75 75 76 76 76 75 76 75 76 76 RH 49 51 66 77 82 88 88 66 51 54 66 77 82 88 91 66 53 53 64 Wind dir E E SE SE S S S S E SE SE SE S S S S SE SE SE Wind spd 11 13 11 8 5 5 3 5 11 16 12 9 8 6 5 6 12 16 13 Clouds FW FW FW FW CL FW FW FW FW FW CL FW CL CL FW CL CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 105105 98 93 99106106 98 92 100107109102 Max heat 105 107 95 106 107 95 107 109 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 97 79 97 79 97 79 96 Temp 83 79 95 91 82 79 95 91 82 79 94 90 83 79 93 90 Dewpt 77 76 76 76 76 75 75 75 76 75 75 76 77 76 76 76 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN LT GN LT GN Avg clouds CL FW FW CL CL CL FW CL CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 5 0 10 $$ TXZ249-232100- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1211 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 97102100 86 80 76 74 85 96101 99 86 80 76 74 85 97102 98 Dewpt 57 55 58 68 73 73 73 73 62 58 62 72 74 75 74 74 64 59 65 RH 27 21 25 55 79 90 97 67 33 24 30 63 82 97100 70 34 25 34 Wind dir SE E E SE SE S S S SE SE SE SE SE S SE SE SE SE E Wind spd 8 10 11 9 6 5 4 8 8 9 12 11 8 8 6 8 8 10 13 Wind gust 21 19 Clouds CL CL CL CL FW FW FW FW FW FW FW CL CL CL CL FW CL CL CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 91 97101100 91 92100103102 Max heat 96 102 96 97 102 98 100 103 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 76 102 Temp 81 76 98 99 81 76 98 98 82 77 97 97 81 77 97 96 Dewpt 76 75 64 63 75 74 65 65 74 74 65 66 75 75 66 67 PWind dir SE SE SE SE SE SE SE SE Wind char GN LT GN LT GN LT GN GN Avg clouds FW FW CL CL CL FW FW CL FW FW FW FW FW FW FW CL PoP 12hr 0 0 0 0 0 0 0 0 $$ TXZ250-232100- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1211 PM CDT Sun Aug 23 2026 Date Sun 08/23/26 Mon 08/24/26 Tue 08/25/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 104 74 103 74 104 Temp 100104 97 83 79 76 74 87 99103 96 84 80 76 74 87 99103 96 Dewpt 61 60 67 74 75 74 74 75 65 63 73 75 75 74 74 76 66 64 74 RH 28 24 38 74 88 94100 68 33 27 48 74 85 94100 70 34 28 49 Wind dir SE E SE SE SE S S S SE SE SE SE SE S SE S SE E SE Wind spd 6 11 11 6 5 4 2 5 6 10 13 9 6 5 4 6 8 11 14 Wind gust 17 19 17 Clouds CL FW CL FW FW FW FW FW FW FW FW CL FW FW CL CL CL FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 101105101 90 96102105105 92 97103107106 Max heat 101 106 95 102 108 98 103 107 Date Wed 08/26/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 75 104 76 104 76 103 76 102 Temp 81 76100 97 81 76 99 96 81 76 99 95 81 77 99 95 Dewpt 76 75 66 73 75 74 66 73 75 74 66 73 76 75 68 74 PWind dir SE SE SE SE SE SE SE SE Wind char GN LT LT LT LT LT LT GN Avg clouds FW FW FW FW CL FW CL CL FW FW FW FW FW FW CL CL PoP 12hr 0 0 0 0 0 0 0 0 $$ TXZ253-232100- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1211 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 76 103 Temp 98102 98 86 81 78 77 87 97102 97 85 81 78 76 87 99102 97 Dewpt 59 59 64 69 73 74 73 71 64 62 66 70 74 74 74 73 67 64 69 RH 28 25 33 57 77 88 87 59 34 27 36 61 79 88 94 63 36 29 40 Wind dir SE SE E SE SE S S S SE SE SE SE SE S SE S SE SE SE Wind spd 8 11 13 10 6 5 3 9 9 11 16 12 9 8 5 10 10 12 17 Wind gust 20 23 19 Clouds CL FW FW FW CL FW FW FW FW FW FW FW CL FW FW CL CL FW CL PoP 12hr 0 0 5 0 0 QPF 12hr 0 0 0 0 0 Heat index 98103100 90 93100104101 90 95103106102 Max heat 98 104 98 100 104 98 103 106 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 82 78 99 97 82 78 99 96 82 78 99 96 82 78 98 95 Dewpt 75 75 66 67 74 74 66 68 74 74 66 69 74 74 68 70 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 CL FW CL FW CL FW CL FW CL FW FW FW CL PoP 12hr 0 0 0 0 0 5 0 5 $$