Area Forecast Matrices
Issued by NWS Houston/Galveston, TX
Issued by NWS Houston/Galveston, TX
312 FOUS54 KHGX 181426 AFMHGX Area Forecast Matrices National Weather Service Houston/Galveston TX 926 AM CDT Tue Aug 18 2026 TXZ163-182100- Houston- Including the city of Crockett 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 101 77 100 75 101 Temp 86 97101 97 86 82 79 77 86 96100 97 86 82 78 76 86 96101 98 Dewpt 73 70 67 68 71 73 72 72 73 70 68 67 70 72 72 72 74 72 69 69 RH 65 42 33 39 61 74 79 85 65 43 36 38 59 72 82 87 68 46 36 39 Wind dir SW S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 5 4 5 6 6 6 5 4 9 6 6 6 6 6 5 5 6 4 4 5 Clouds CL CL FW FW FW SC SC SC SC FW FW FW SC FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93103106102 92 88 80 94103106102 91 87 94105108104 Max heat 105 109 102 89 105 109 100 88 107 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 100 76 101 76 101 76 100 Temp 82 77 97 96 81 77 98 97 82 77 97 98 82 76 96 97 Dewpt 72 74 72 71 72 72 72 70 71 71 69 68 70 70 69 68 PWind dir S SW S S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW SC SC SC B1 SC SC SC FW FW FW SC SC FW SC FW PoP 12hr 0 10 10 5 0 0 0 0 $$ TXZ164-182100- Trinity- Including the cities of Groveton and Trinity 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 100 77 99 76 100 Temp 86 97100 96 87 83 80 77 87 95 99 96 87 83 79 76 86 96100 97 Dewpt 74 70 68 68 73 74 73 73 73 70 68 67 72 73 72 73 74 72 70 70 RH 68 42 36 40 63 74 79 87 63 45 37 39 61 72 79 90 68 46 38 42 Wind dir SW S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 5 4 5 6 6 5 4 4 8 5 6 6 8 6 4 5 5 4 4 4 Clouds FW CL SC SC FW SC SC SC FW FW FW SC SC FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 95104105102 95 90 84 94102104100 93 89 81 94105108104 Max heat 108 108 101 91 104 106 100 91 107 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 77 102 77 102 76 100 Temp 83 77 98 96 83 78 99 97 83 77 98 97 83 76 97 96 Dewpt 73 74 72 71 74 73 71 70 72 72 69 68 71 70 68 68 PWind dir S SW S S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC SC FW FW FW FW SC FW SC FW PoP 12hr 5 5 10 5 0 0 0 0 $$ TXZ176-182100- Madison- Including the city of Madisonville 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 101 77 101 76 101 Temp 85 97101 98 86 82 79 77 87 96101 98 87 82 78 76 86 96101 98 Dewpt 72 69 66 67 70 72 73 73 72 69 66 66 69 72 73 74 73 70 67 68 RH 65 40 32 37 59 72 82 87 61 42 32 35 55 72 85 94 65 43 33 38 Wind dir SW S S S S S SW SW SW SW S S S S S SW SW SW S S Wind spd 6 5 6 9 8 9 8 6 11 8 8 9 9 10 8 6 9 5 5 8 Clouds FW CL FW SC SC SC SC B1 SC FW FW FW SC FW SC SC SC FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 92103106102 91 87 93102106101 91 87 94103107104 Max heat 105 108 101 88 104 108 99 89 105 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 101 77 101 77 101 76 100 Temp 82 77 98 97 82 78 98 97 83 77 97 97 82 77 96 97 Dewpt 73 74 73 71 72 72 73 71 71 71 71 69 69 70 70 69 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC SC FW FW FW FW FW FW SC FW PoP 12hr 0 5 10 5 0 0 0 5 $$ TXZ177-182100- Walker- Including the city of Huntsville 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 100 78 99 77 100 Temp 86 97100 96 87 83 80 78 86 95 99 96 87 83 79 77 86 96100 97 Dewpt 74 70 67 68 72 73 73 73 73 69 67 66 71 72 73 74 73 70 69 69 RH 68 42 34 40 61 72 79 85 65 43 36 38 59 70 82 90 65 43 37 40 Wind dir SW S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 4 4 6 6 6 8 6 5 9 6 6 8 9 9 6 5 6 4 5 6 Clouds FW CL SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 94104105102 94 89 83 94101104100 92 88 80 94104107103 Max heat 107 108 102 90 104 106 101 89 106 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 78 101 77 101 77 100 Temp 83 77 98 97 83 78 99 97 84 78 98 97 83 77 97 96 Dewpt 74 75 72 70 73 73 72 70 71 72 70 68 70 71 69 68 PWind dir S SW S S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC SC FW FW FW FW FW FW SC FW PoP 12hr 0 5 5 5 0 0 0 5 $$ TXZ178-182100- San Jacinto- Including the cities of Coldspring and Shepherd 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 98 77 98 75 99 Temp 86 96 98 93 85 82 79 77 86 94 98 93 85 81 78 76 86 95 99 94 Dewpt 75 72 70 72 75 74 73 73 75 71 69 70 73 73 73 73 74 72 71 73 RH 70 46 41 51 72 77 82 87 70 47 39 47 67 77 85 90 68 48 41 51 Wind dir W S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 4 4 5 6 6 5 5 4 8 5 5 8 8 6 4 4 5 4 4 5 Clouds SC FW SC SC FW SC SC SC SC FW FW FW FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 95105106102 94 87 80 94101104100 92 86 94103107103 Max heat 107 109 105 93 105 108 101 92 106 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 99 77 101 76 101 75 99 Temp 82 77 97 94 82 77 98 95 82 77 98 95 81 76 96 94 Dewpt 74 74 73 72 74 73 73 72 72 72 71 70 71 71 71 70 PWind dir S SW S S S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC SC FW FW FW FW SC FW SC FW PoP 12hr 0 5 5 5 0 0 0 5 $$ TXZ179-182100- Polk- Including the cities of Corrigan and Livingston 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 99 76 98 76 99 Temp 86 96 99 94 85 81 79 76 86 95 98 94 85 81 79 76 86 95 99 95 Dewpt 75 72 70 72 75 75 74 73 75 71 70 70 74 74 73 73 74 72 71 72 RH 70 46 39 49 72 82 85 90 70 46 41 46 70 79 82 90 68 48 41 48 Wind dir W S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 4 4 5 6 6 5 4 4 6 5 5 6 8 6 4 4 5 4 3 4 Clouds FW FW SC SC FW SC SC SC SC FW FW FW SC FW FW FW SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 95105106102 94 88 80 95102105101 93 87 94104107104 Max heat 109 109 106 94 105 109 101 92 106 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 77 101 76 101 76 100 Temp 82 77 97 95 82 77 99 96 82 77 98 97 82 76 97 96 Dewpt 75 74 73 72 75 73 73 72 73 72 71 70 72 71 70 70 PWind dir S SW S SW S SW S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC B1 SC SC SC FW FW FW SC SC FW SC FW PoP 12hr 0 5 5 5 0 0 0 5 $$ TXZ195-182100- Burleson- Including the cities of Caldwell and Somerville 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 101 78 101 76 101 Temp 85 96100 97 87 82 79 78 86 96100 98 87 81 78 77 86 96101 99 Dewpt 73 69 65 66 71 72 73 73 72 68 66 65 70 73 74 75 73 69 66 66 RH 67 42 32 36 59 72 82 85 63 40 33 34 57 77 88 94 65 42 32 34 Wind dir SW S S S S S S SW SW SW S S S S S S SW SW S S Wind spd 5 6 8 9 11 10 8 6 10 8 9 9 12 10 8 6 8 6 5 6 Clouds FW CL FW SC SC SC SC SC SC FW FW FW FW FW SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 92102104101 93 87 81 92101105101 92 86 93102106103 Max heat 104 106 100 91 103 107 100 88 104 108 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 102 78 102 78 102 77 100 Temp 82 78 98 99 83 79 99 98 83 78 98 98 82 77 96 97 Dewpt 74 75 71 68 71 72 70 69 71 71 68 66 69 71 67 67 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 5 0 0 $$ TXZ196-182100- Brazos- Including the cities of Bryan and College Station 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 101 78 100 76 101 Temp 86 96101 97 87 82 80 78 86 95100 97 87 81 78 77 86 96101 98 Dewpt 74 70 67 68 71 72 73 74 73 69 66 66 69 72 74 75 74 70 68 68 RH 68 43 33 39 59 72 79 88 65 43 33 36 55 74 88 94 68 43 35 38 Wind dir SW S S S S S S S SW SW S S S S S S SW SW S S Wind spd 5 6 8 9 10 9 8 5 10 9 9 9 11 10 8 6 9 6 5 9 Clouds FW CL FW SC SC SC SC SC SC FW FW FW SC FW SC SC SC FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93103106102 93 87 83 93101104101 92 86 93103107103 Max heat 106 108 102 89 103 107 100 87 105 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 101 78 101 78 101 77 100 Temp 82 78 98 97 83 79 98 97 83 78 97 97 82 77 96 96 Dewpt 74 75 73 70 72 73 72 71 71 72 70 68 70 72 70 69 PWind dir S S S S S S S S Wind char GN LT GN LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 5 5 5 0 0 0 0 $$ TXZ197-182100- Washington- Including the city of Brenham 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 99 78 100 76 100 Temp 85 95 99 96 86 82 79 78 86 95 99 96 85 80 78 77 86 95100 97 Dewpt 74 71 68 68 72 74 75 74 73 69 66 67 72 74 75 75 75 71 68 68 RH 70 46 37 40 63 77 88 88 65 43 34 39 65 82 91 94 70 46 36 39 Wind dir SW S S S S S S SW SW SW S S S S S S SW SW S SE Wind spd 5 6 8 9 11 9 6 5 10 8 8 10 11 9 6 5 8 5 5 9 Clouds SC FW FW SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93102105101 92 87 81 93100103101 91 84 94103106103 Max heat 104 107 101 91 103 106 100 88 105 108 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 100 78 100 77 100 77 99 Temp 81 77 96 97 83 78 97 97 82 78 96 96 81 77 95 95 Dewpt 75 75 71 69 72 73 71 69 72 72 68 67 70 73 68 68 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW SC FW SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 5 0 5 $$ TXZ198-182100- Grimes- Including the city of Navasota 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 100 77 100 76 100 Temp 85 96100 96 87 82 79 77 86 95 99 96 87 81 78 76 85 96100 97 Dewpt 74 70 67 68 72 73 74 74 73 69 66 66 70 73 74 75 74 71 69 69 RH 70 43 34 40 61 74 85 90 65 43 34 38 57 77 88 97 70 45 37 40 Wind dir SW S S S S S SW SW SW SW S S S S S S SW SW S S Wind spd 5 5 8 9 10 9 8 5 10 8 8 10 11 10 8 6 8 5 6 9 Clouds FW FW FW SC SC SC SC SC SC FW FW FW FW FW SC SC SC FW SC FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93103105101 93 87 80 93101104100 92 85 93104107103 Max heat 105 108 100 88 104 106 99 86 106 108 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 78 101 78 101 77 100 Temp 82 78 97 96 83 79 98 97 83 78 98 97 82 77 96 96 Dewpt 74 75 73 70 73 73 72 70 71 72 70 68 70 72 70 68 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 5 5 0 5 0 5 $$ TXZ199-182100- Montgomery- Including the cities of Conroe and The Woodlands 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 99 77 99 76 99 Temp 86 95 99 94 86 82 79 77 86 95 99 95 86 82 78 76 86 95 99 95 Dewpt 75 72 70 71 74 74 75 74 74 70 69 70 72 73 74 74 74 72 71 71 RH 70 48 39 47 68 77 88 90 68 45 38 45 63 74 88 94 68 48 41 46 Wind dir SW S S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 5 5 6 8 8 6 6 4 8 6 6 8 9 6 5 4 6 4 5 8 Clouds SC FW SC SC SC SC SC SC SC FW FW FW FW SC FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 94104106102 94 89 81 94102105101 93 87 94104108103 Max heat 107 109 102 92 105 108 101 90 106 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 100 78 101 77 101 77 99 Temp 82 78 97 95 83 78 98 96 83 78 98 96 82 77 96 95 Dewpt 75 76 74 71 74 74 73 72 72 73 71 69 71 73 71 69 PWind dir S SW S SW S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 5 5 0 0 0 5 $$ TXZ200-182100- Northern Liberty- Including the cities of Cleveland, Dayton, and Liberty 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 76 97 75 98 Temp 86 95 97 91 84 80 78 76 86 94 97 91 84 80 77 75 87 94 98 92 Dewpt 76 74 72 76 76 75 75 74 76 73 72 74 75 74 74 74 75 73 73 76 RH 72 51 45 62 77 85 91 94 72 51 45 58 74 82 90 97 68 51 45 60 Wind dir W SW S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 4 4 6 9 5 4 4 3 6 5 6 9 6 5 3 3 4 3 5 8 Clouds SC SC SC SC SC SC SC SC SC FW FW FW FW FW FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 95105107103 92 85 97103106101 91 85 96104109106 Max heat 108 110 103 87 106 110 100 87 107 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 76 99 77 100 76 100 75 99 Temp 81 77 96 94 82 77 98 94 82 77 98 95 81 76 96 93 Dewpt 76 75 74 74 75 74 73 74 75 73 72 72 73 73 71 72 PWind dir S SW SW SW S S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW SC SC SC SC SC FW FW FW SC FW FW FW FW PoP 12hr 0 0 0 10 5 0 0 5 $$ TXZ210-182100- Colorado- Including the cities of Columbus, Eagle Lake, and Weimar 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 100 76 100 75 101 Temp 86 96100 94 84 80 78 76 86 96100 94 82 79 77 76 87 97101 96 Dewpt 74 71 68 70 73 75 75 73 74 69 66 70 73 75 75 75 74 70 69 71 RH 68 45 36 46 70 85 91 90 68 42 33 46 74 88 94 97 65 42 36 45 Wind dir SW S S S S S S SW SW S S S S S S S SW S S S Wind spd 4 6 9 12 10 8 5 4 9 8 9 13 10 8 5 4 6 6 8 11 Clouds SC FW SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 94104106101 90 84 94102105101 88 95103108104 Max heat 107 109 99 87 105 108 100 85 107 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 76 100 77 101 76 101 75 100 Temp 80 77 97 96 81 78 98 97 81 77 98 96 80 76 96 95 Dewpt 76 76 71 69 75 75 69 69 73 73 68 68 73 74 68 68 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 0 5 $$ TXZ211-182100- Austin- Including the cities of Bellville and Sealy 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 99 77 99 76 100 Temp 85 95 99 95 85 80 78 77 86 95 99 95 84 80 78 76 86 95 99 96 Dewpt 74 71 69 70 73 75 75 75 74 69 67 70 73 75 75 75 75 71 69 69 RH 70 46 38 45 67 85 91 94 68 43 36 45 70 85 91 97 70 46 38 42 Wind dir SW S S S S S SW SW SW SW S S S S S S SW S S S Wind spd 5 6 8 11 10 8 6 4 10 8 9 11 11 8 5 5 6 6 6 9 Clouds SC FW SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93103105101 91 86 94101104102 90 83 95103106103 Max heat 105 107 102 87 103 107 100 86 105 108 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 77 101 77 100 76 99 Temp 81 77 96 97 82 78 97 97 82 77 97 96 81 76 95 95 Dewpt 76 76 71 68 75 74 70 69 73 73 68 67 72 73 68 67 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 5 0 5 $$ TXZ212-182100- Waller- Including the cities of Brookshire, Hempstead, Prairie View, and Waller 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 98 77 99 76 99 Temp 85 95 98 95 85 81 79 77 86 94 98 95 84 80 78 76 86 95 99 96 Dewpt 75 72 70 71 74 76 76 75 74 70 68 69 73 75 75 75 75 72 70 71 RH 72 48 41 46 70 85 91 94 68 46 38 43 70 85 91 97 70 48 39 45 Wind dir SW S S S S S SW SW SW SW S S S S S S SW S S S Wind spd 5 5 8 10 10 8 6 4 10 8 9 10 11 8 5 5 6 5 6 9 Clouds SC FW SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 93103105102 93 88 81 94101104101 91 84 95104107104 Max heat 105 108 102 88 104 106 100 87 106 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 77 100 78 100 77 100 77 99 Temp 81 78 96 97 82 78 97 97 83 78 97 97 81 77 95 95 Dewpt 76 76 72 70 74 75 72 70 73 74 69 68 72 74 70 68 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 5 0 5 $$ TXZ213-182100- Inland Harris- Including the city of Houston 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 98 79 98 78 99 Temp 87 95 98 94 87 83 81 79 87 95 98 94 86 82 80 78 87 95 99 95 Dewpt 75 73 71 73 74 76 76 75 75 71 70 71 74 75 75 75 75 73 72 73 RH 68 49 42 51 65 80 85 88 68 46 41 47 68 79 85 91 68 49 42 49 Wind dir W SW S S S S SW SW SW SW S S S S SW SW SW SW S S Wind spd 4 5 8 9 9 6 6 4 9 6 8 11 10 8 5 5 6 4 5 10 Clouds SC SC SC SC SC SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 97105107103 95 91 86 81 96102105102 93 89 83 96104109105 Max heat 109 109 105 94 105 108 102 92 107 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 100 80 101 80 101 79 99 Temp 83 80 96 96 84 80 98 96 84 80 97 96 83 79 96 95 Dewpt 76 77 73 72 75 76 72 72 74 75 71 70 73 74 71 70 PWind dir S SW SW SW S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 5 0 5 $$ TXZ214-182100- Chambers- Including the cities of Anahuac, Mont Belvieu, Old River-Winfree, Stowell, and Winnie 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 94 77 79 84 90 94 96 76 79 84 95 Temp 88 93 93 89 84 82 81 79 88 93 93 89 84 82 81 79 88 93 94 90 Dewpt 77 76 76 77 76 77 76 76 77 75 76 75 76 76 76 76 76 75 76 78 RH 70 58 58 68 77 85 85 91 70 56 58 64 77 82 85 91 68 56 56 68 Wind dir W SW S S S SW SW SW SW SW S S S S SW SW SW SW S S Wind spd 5 8 10 10 8 8 8 6 9 9 11 11 9 8 8 6 6 6 10 11 Wind gust 19 18 Clouds SC SC B1 B1 SC FW FW SC SC FW FW FW FW SC FW FW SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 101106106102 92 90 86 82100104106 99 92 89 86 82 99105107103 Max heat 109 109 103 97 107 109 100 97 109 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 96 79 96 79 96 79 95 Temp 82 79 95 90 83 80 95 90 83 79 95 91 82 79 94 90 Dewpt 78 78 75 77 78 77 75 77 77 76 74 76 77 76 74 75 PWind dir SW SW SW SW SW SW SW SW Wind char GN LT GN LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 5 0 0 5 $$ TXZ226-182100- Wharton- Including the cities of El Campo and Wharton 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 76 97 76 98 Temp 85 95 96 92 82 80 78 76 87 95 97 91 81 79 77 76 87 95 98 93 Dewpt 75 72 71 72 75 75 75 74 74 70 69 72 74 75 75 74 74 71 70 73 RH 72 48 45 52 79 85 91 94 65 45 40 54 79 88 94 94 65 46 41 52 Wind dir SW S S S S S S SW SW S S S S S S SW SW S S S Wind spd 4 5 10 12 8 5 4 4 9 9 11 12 9 6 4 3 6 6 10 12 Clouds SC FW SC SC FW FW FW SC SC FW FW FW SC SC SC SC SC FW FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 94104104 99 89 84 95102103 98 87 96103106101 Max heat 109 108 100 88 105 107 97 89 106 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 98 77 100 77 99 77 98 Temp 81 78 95 94 81 78 97 95 81 78 97 94 80 77 96 93 Dewpt 76 77 72 73 77 76 71 72 75 75 71 71 75 75 71 71 PWind dir S S S S S S S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 5 5 0 5 $$ TXZ227-182100- Fort Bend- Including the cities of First Colony, Mission Bend, Missouri City, Pecan Grove, Rosenberg, and Sugar Land 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 97 77 97 76 98 Temp 87 95 97 92 84 81 79 77 86 95 97 92 83 80 78 76 87 95 98 93 Dewpt 77 74 72 73 76 76 76 75 76 72 71 72 75 75 75 75 76 73 72 73 RH 72 51 45 54 77 85 91 94 72 48 43 52 77 85 91 97 70 49 43 52 Wind dir SW SW S S S S SW SW SW SW S S S S S SW SW SW S S Wind spd 4 5 9 11 8 6 4 3 8 8 9 12 9 5 4 4 6 5 6 11 Clouds SC SC SC SC SC FW FW SC SC FW FW FW FW SC SC SC SC FW SC FW PoP 12hr 0 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 98106106101 92 87 80 97103105100 89 82 96105108103 Max heat 110 110 103 92 106 108 101 89 107 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 99 78 100 77 100 77 98 Temp 81 78 96 94 82 78 97 95 82 78 97 95 81 77 96 93 Dewpt 77 77 72 72 77 76 72 72 75 75 71 71 74 75 71 70 PWind dir S SW S SW S SW S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 5 0 5 0 5 $$ TXZ235-182100- Inland Jackson- Including the cities of Edna and Ganado 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 98101 78 98 77 96 99102 Temp 87 97 97 92 84 81 80 78 87 96 98 91 82 80 79 78 88 97 99 92 Dewpt 75 73 72 72 75 76 76 74 75 71 70 72 75 76 76 75 75 72 72 74 RH 68 46 45 52 74 85 88 88 68 45 41 54 79 88 91 91 66 45 42 56 Wind dir SW S S S S S S SW SW S S S S S S S S S S S Wind spd 4 8 12 13 9 8 5 4 9 9 12 13 9 6 5 4 8 9 13 13 Clouds SC FW SC SC FW FW FW FW SC FW SC FW SC SC SC SC SC FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 96106107100 92 88 83 97104105 99 89 85 81 98106109103 Max heat 110 110 101 92 107 107 97 91 109 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 99 78 100 78 99 77 98 Temp 82 78 96 93 82 78 97 94 82 78 97 93 81 78 96 92 Dewpt 77 78 74 75 78 77 72 73 76 76 71 72 76 75 72 73 PWind dir S S S S S S S S Wind char GN LT GN LT GN LT GN LT Avg clouds FW FW FW FW FW FW SC SC FW FW FW FW CL FW FW FW PoP 12hr 0 0 0 5 5 0 0 5 $$ TXZ236-182100- Inland Matagorda- Including the city of Bay City 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 95 78 95 75 78 81 96 Temp 86 95 94 90 83 81 80 78 89 94 94 89 82 80 80 78 89 95 95 90 Dewpt 77 75 74 75 77 77 77 76 76 73 73 74 76 76 76 76 76 75 75 76 RH 75 53 53 62 82 88 91 94 66 51 51 61 82 88 88 94 66 53 53 64 Wind dir SW S S S S S S SW SW S S S S S S S SW S S S Wind spd 4 8 12 11 6 6 5 4 9 10 12 11 8 6 5 5 8 9 12 11 Clouds SC SC SC SC FW FW FW FW SC SC SC FW SC SC SC SC SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 97107105100 91 88 84 100104103 98 89 86 83 80101107108103 Max heat 109 109 99 93 107 107 97 91 110 112 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 96 78 97 78 96 78 96 Temp 82 79 95 91 82 79 96 91 82 78 95 90 81 78 95 90 Dewpt 78 77 75 76 79 77 74 75 77 77 73 74 77 76 73 74 PWind dir S SW S SW S SW S S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ237-182100- Inland Brazoria- Including the cities of Alvin, Angleton, and Pearland 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 77 96 76 97 Temp 86 95 94 90 82 80 78 77 87 94 95 90 82 79 78 76 88 95 96 91 Dewpt 76 74 74 75 76 76 76 75 76 73 73 73 75 75 75 74 75 74 74 75 RH 72 51 53 62 82 88 94 94 70 51 49 58 79 88 91 94 66 51 49 60 Wind dir SW S S S S S SW SW SW SW S S S S S SW SW S S S Wind spd 3 5 10 10 5 4 3 3 8 8 11 11 6 5 4 4 6 6 11 11 Clouds SC SC B1 SC FW FW FW FW SC FW FW FW SC SC SC SC SC FW SC FW PoP 12hr 10 0 0 0 5 QPF 12hr 0.00-0.06 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 97106105101 90 85 98104105 98 88 82 98105107102 Max heat 109 109 101 90 106 107 97 89 109 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 97 77 98 76 97 76 96 Temp 81 77 95 92 81 78 96 92 81 77 96 92 80 77 95 90 Dewpt 77 76 73 75 77 76 73 75 76 75 72 73 76 75 72 73 PWind dir S SW SW SW SW S S S Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ238-182100- Inland Galveston- Including the cities of Friendswood and League City 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 94 78 95 78 96 Temp 86 94 93 90 83 81 80 78 88 94 94 89 83 81 80 78 88 95 95 90 Dewpt 77 75 76 76 76 76 76 75 76 74 74 74 76 75 75 75 76 75 75 76 RH 75 54 58 64 80 85 88 91 68 53 53 61 80 82 85 91 68 53 53 64 Wind dir W S S S S SW SW SW SW S S S S S SW SW SW S S S Wind spd 4 5 11 10 6 5 4 4 8 8 12 12 9 6 5 5 6 6 12 12 Clouds SC SC B1 SC FW FW FW FW SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 98106106101 92 88 83 99105105 99 91 88 84 99106108102 Max heat 107 109 99 89 107 107 98 89 109 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 97 78 97 78 97 78 96 Temp 82 79 95 91 82 79 96 92 82 79 95 91 82 78 95 90 Dewpt 77 77 75 77 78 77 75 77 76 76 75 75 76 75 74 75 PWind dir SW SW SW SW SW S SW S Wind char GN LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 5 $$ TXZ300-182100- Southern Liberty- Including the city of Devers 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 95 77 95 76 96 Temp 86 94 95 90 83 81 79 77 87 93 95 90 83 81 79 77 87 94 96 91 Dewpt 77 75 74 77 76 76 76 75 76 74 74 75 75 75 75 75 75 74 75 78 RH 75 54 51 66 80 85 91 94 70 54 51 62 77 82 88 94 68 53 51 66 Wind dir W SW S S S SW SW SW SW SW S S S S SW SW SW SW S S Wind spd 5 4 8 9 5 4 4 3 8 5 9 10 6 5 4 4 5 4 6 10 Clouds SC SC B1 SC SC FW FW SC SC FW FW FW FW SC FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 97106106102 91 85 80 97104106101 91 87 96105108106 Max heat 109 109 102 89 106 109 99 87 107 111 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 97 78 98 77 98 77 97 Temp 81 77 95 92 82 78 96 91 82 77 96 92 82 77 95 91 Dewpt 78 76 74 76 77 76 73 75 76 75 72 74 75 74 72 73 PWind dir SW SW SW SW SW SW S SW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW SC SC SC SC FW FW FW SC FW FW FW FW PoP 12hr 5 0 0 10 5 0 0 5 $$ TXZ313-182100- Coastal Harris- Including the cities of Baytown and Pasadena 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 95 79 96 79 97 Temp 87 94 94 90 85 82 81 79 87 94 95 90 85 82 80 79 87 95 96 91 Dewpt 77 74 75 76 75 76 76 75 76 73 73 74 75 75 75 75 75 74 74 76 RH 72 53 54 64 72 82 85 88 70 51 49 60 72 79 85 88 68 51 49 62 Wind dir W S S S S SW SW SW SW SW S S S S SW SW SW S S S Wind spd 4 8 11 11 9 8 8 6 9 8 11 12 10 9 8 8 6 5 10 12 Wind gust 23 23 Clouds SC SC B1 B1 SC FW FW SC SC FW FW FW FW SC FW SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 99105106102 94 90 87 82 97103105 99 93 89 85 97105107103 Max heat 107 109 102 96 106 108 100 91 109 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 80 97 80 98 80 98 79 96 Temp 83 80 96 93 84 81 96 93 83 80 96 93 83 80 95 91 Dewpt 77 77 74 76 77 77 74 75 76 76 73 73 75 75 72 73 PWind dir SW SW SW SW SW S S S Wind char GN LT GN LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ335-182100- Coastal Jackson- 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 80 95 80 92 96 98 Temp 87 94 94 89 84 82 81 80 88 94 94 88 83 82 82 80 89 95 95 89 Dewpt 77 75 74 75 76 76 76 76 75 73 73 74 76 76 76 76 76 75 75 76 RH 72 54 53 64 77 82 85 88 66 51 51 63 80 82 82 88 66 53 53 66 Wind dir SW S S S S S S SW SW S S S S S S S S S S S Wind spd 5 10 13 12 10 10 9 9 10 11 13 13 10 10 9 9 9 10 13 13 Clouds SC FW FW FW FW FW FW FW SC FW SC SC SC SC SC SC SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 98106105 99 93 90 88 83 99104104 98 91 89 88 85101107107101 Max heat 109 108 99 96 106 106 97 97 109 110 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 96 79 96 79 96 79 95 Temp 83 80 95 90 83 80 95 90 82 79 94 89 82 79 94 89 Dewpt 78 79 76 77 79 78 74 76 77 77 73 75 77 76 74 76 PWind dir S S S S S S S S Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW SC SC FW FW FW FW CL FW FW CL PoP 12hr 0 0 0 0 0 0 0 5 $$ TXZ336-182100- Coastal Matagorda- Including the city of Palacios 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 92 94 78 81 84 88 92 95 77 80 84 88 92 95 Temp 86 91 91 87 84 83 82 81 88 92 91 87 83 82 82 81 88 92 92 88 Dewpt 78 77 77 77 77 77 77 76 77 76 76 76 76 77 77 77 77 77 78 78 RH 77 64 64 72 80 82 85 85 70 60 62 70 80 85 85 88 70 62 64 72 Wind dir SW S S S S S S SW SW S S S S S S S S S S S Wind spd 5 10 12 11 9 9 9 8 10 11 12 12 10 10 9 9 9 10 12 12 Clouds SC SC SC FW FW FW FW SC SC FW FW FW SC SC SC SC SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 99105105100 94 92 90 86100104103 97 91 90 90 87101107107101 Max heat 109 109 102 100 107 107 102 102 112 112 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 80 93 80 94 80 93 80 93 Temp 83 81 92 88 83 80 93 88 83 80 93 88 82 80 92 88 Dewpt 79 78 77 78 79 78 76 76 78 77 75 76 77 77 75 76 PWind dir S S S SW S S S S Wind char GN GN GN GN LT GN LT GN Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW CL PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ337-182100- Coastal Brazoria- Including the cities of Clute, Freeport, and Lake Jackson 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 92 95 78 90 93 96 78 90 94 97 Temp 86 92 91 88 83 81 80 78 88 93 92 88 83 81 80 79 88 93 93 88 Dewpt 78 76 76 76 77 76 76 75 76 75 75 75 76 76 76 76 76 76 76 77 RH 77 60 62 68 82 85 88 91 68 56 58 66 80 85 88 91 68 58 58 70 Wind dir SW S S S S S SW SW SW S S S S S S SW SW S S S Wind spd 4 9 12 11 8 8 8 6 9 10 12 11 9 9 8 8 8 9 12 11 Clouds SC SC SC SC FW FW FW FW SC FW FW FW SC SC SC SC SC FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 98106104 99 91 88 85 99104103 97 90 88 85 81 99106106100 Max heat 109 109 100 94 107 107 101 94 109 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 94 78 95 78 94 78 94 Temp 82 79 94 89 82 79 94 89 82 78 94 89 81 78 93 88 Dewpt 77 77 75 77 78 77 75 77 77 77 75 75 77 76 74 75 PWind dir S SW SW SW SW SW S S Wind char GN GN GN LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ338-182100- Coastal Galveston- Including the cities of Dickinson, La Marque, and Texas City 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 93 78 80 84 94 78 80 84 94 Temp 87 93 92 89 84 83 81 80 88 93 93 88 84 83 81 80 88 94 94 89 Dewpt 78 76 77 76 77 77 76 76 76 75 75 75 76 76 76 76 77 77 77 77 RH 75 58 62 66 80 82 85 88 68 56 56 66 77 80 85 88 70 58 58 68 Wind dir W S S S SW SW SW SW SW S S S S S SW SW SW S S S Wind spd 4 10 12 11 10 10 9 9 10 10 13 13 11 10 10 9 6 9 12 12 Clouds SC SC B1 SC FW FW FW SC SC FW FW FW FW SC SC SC SC FW FW FW PoP 12hr 5 0 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 99106106100 94 91 88 83 99106104 99 93 90 88 84100108108102 Max heat 109 109 102 98 107 107 100 98 110 112 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 95 79 96 79 95 79 94 Temp 83 80 95 90 83 80 95 90 83 79 94 90 83 80 94 89 Dewpt 78 77 77 79 78 77 77 78 77 77 77 77 77 76 76 77 PWind dir SW SW SW SW SW SW SW S Wind char GN GN GN LT LT LT LT LT Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 0 0 5 $$ TXZ436-182100- Matagorda Islands- 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 83 88 83 88 Temp 85 87 87 86 85 85 84 83 86 87 87 85 85 85 85 83 86 87 88 86 Dewpt 79 79 79 78 78 78 77 77 78 78 77 77 77 77 78 77 78 79 79 79 RH 82 77 77 77 80 80 80 82 77 75 72 77 77 77 80 82 77 77 75 80 Wind dir SW S S S S S SW SW SW S S S S S S S S S S S Wind spd 6 11 12 12 13 14 14 12 11 12 12 13 14 14 14 13 11 10 11 13 Clouds SC SC SC SC FW FW FW SC SC SC SC SC SC SC SC SC SC FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 99101101 98 97 96 94 92 97100100 96 96 95 95 93 98101102100 Max heat 105 105 103 100 105 105 100 102 106 106 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 83 88 83 88 82 88 83 88 Temp 85 83 88 86 85 83 88 86 85 82 88 86 84 83 88 86 Dewpt 79 78 78 79 79 78 77 78 78 78 77 77 77 77 76 77 PWind dir S S S SW S SW S S Wind char GN GN GN GN GN GN GN GN Avg clouds FW SC FW FW FW FW SC SC FW FW FW FW FW FW FW CL PoP 12hr 0 0 0 0 0 0 0 5 $$ TXZ437-182100- Brazoria Islands- Including the city of Surfside Beach 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 82 90 82 90 Temp 86 89 88 87 85 84 84 82 87 90 89 87 84 84 84 82 87 90 89 87 Dewpt 78 78 78 78 77 77 77 76 76 77 77 76 76 77 77 77 77 77 78 78 RH 77 70 72 75 77 80 80 82 70 66 68 70 77 80 80 85 72 66 70 75 Wind dir SW S S S S S SW SW SW S S S S S S SW SW S S S Wind spd 5 11 12 12 11 12 12 11 11 12 13 13 13 12 12 11 10 10 13 13 Clouds SC SC SC SC FW FW FW FW SC FW FW FW SC SC SC SC SC FW FW FW PoP 12hr 10 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 99103101 99 95 95 93 89 97102101 97 93 94 92 90 98103102100 Max heat 106 106 103 102 105 105 103 102 105 106 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 82 90 82 91 82 90 82 90 Temp 84 82 90 87 85 82 90 87 85 82 90 87 84 82 90 87 Dewpt 77 79 78 79 79 79 77 78 78 78 77 77 78 77 76 77 PWind dir S SW SW SW SW SW S S Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$ TXZ438-182100- Galveston Island- Including the city of Galveston 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 84 91 84 92 Temp 87 91 91 88 86 85 84 84 88 91 90 88 86 85 84 84 88 92 91 89 Dewpt 78 77 78 78 78 78 77 77 77 77 77 77 77 78 78 78 78 77 77 78 RH 75 64 66 72 77 80 80 80 70 64 66 70 75 80 82 82 72 62 64 70 Wind dir W S S S SW SW SW SW SW S S S S S SW SW SW S S S Wind spd 5 11 13 13 12 13 13 11 11 13 16 16 14 14 13 11 10 10 13 14 Clouds SC SC SC SC FW FW FW SC SC FW FW FW FW SC SC FW SC FW FW FW PoP 12hr 0 0 0 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 101105105101 98 96 95 93100104103 99 97 96 95 95102106105103 Max heat 107 107 103 100 106 106 102 102 109 107 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 84 92 83 91 83 91 83 90 Temp 85 84 92 89 85 83 91 88 85 83 91 88 85 83 90 88 Dewpt 79 79 78 79 79 79 78 79 78 78 77 78 78 77 77 77 PWind dir SW SW SW SW SW SW SW S Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW SC SC SC FW FW FW CL FW FW FW FW PoP 12hr 5 0 0 0 0 0 0 5 $$ TXZ439-182100- Bolivar Peninsula- 926 AM CDT Tue Aug 18 2026 Date Tue 08/18/26 Wed 08/19/26 Thu 08/20/26 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 91 83 91 83 92 Temp 88 91 91 88 85 84 84 83 88 90 90 88 85 85 84 83 89 91 91 88 Dewpt 79 78 78 78 78 78 77 77 78 77 77 76 77 77 77 78 78 78 78 78 RH 75 66 66 72 80 82 80 82 72 66 66 68 77 77 80 85 70 66 66 72 Wind dir W S S S SW SW SW SW SW SW S S S S SW SW SW SW S S Wind spd 6 11 12 12 11 12 12 11 11 11 13 13 13 12 12 11 9 9 12 12 Clouds SC SC B1 SC FW FW FW SC SC SC FW FW FW FW FW FW SC FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 103105105101 97 96 93 92102103104 99 96 95 94 93103106106102 Max heat 107 108 105 100 106 106 100 99 107 109 Date Fri 08/21/26 Sat 08/22/26 Sun 08/23/26 Mon 08/24/26 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 82 92 82 92 82 92 82 91 Temp 84 83 92 88 85 82 92 88 84 82 92 88 84 82 91 88 Dewpt 79 78 78 79 79 78 78 79 79 78 77 78 78 77 77 77 PWind dir SW SW SW SW SW SW SW SW Wind char GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 5 0 0 0 5 $$