Point Forecast Matrices
Issued by NWS Houston/Galveston, TX
Issued by NWS Houston/Galveston, TX
535 FOUS54 KHGX 210621 PFMHGX Point Forecast Matrices National Weather Service Houston/Galveston TX 121 AM CDT Fri Aug 21 2026 TXZ196-220900- College Station-Brazos TX 30.57N 96.37W Elev. 321 ft 121 AM CDT Fri Aug 21 2026 Date 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 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 77 102 78 103 79 Temp 80 77 88 98102100 88 83 80 78 89 99103100 88 84 81 79 Dewpt 75 75 75 70 66 66 68 72 73 73 72 68 66 67 68 70 69 70 RH 85 94 66 41 31 33 52 70 79 85 57 37 30 34 52 63 67 74 Wind dir SW SW SW SW S SE S S SW SW SW SW S S S S S SW Wind spd 5 4 5 3 4 5 5 5 4 4 4 3 4 6 4 5 5 4 Clouds FW FW CL FW FW FW FW FW FW SC FW FW FW FW FW FW SC SC PoP 12hr 0 10 20 20 5 QPF 12hr 0 0 0 0 0 Rain shwrs S S Tstms S S Heat index 97105107104 96105107105 Max heat 106 108 103 107 109 104 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/23 Mon 08/24/26 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 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 103 79 102 76 101 76 102 76 99 Temp 99100 84 79 98 99 81 77 96 98 81 76 97 98 81 76 95 95 Dewpt 67 67 69 70 71 68 72 73 72 68 72 73 72 68 72 73 73 71 PWind dir S S S S S S S S S Wind char LT LT LT GN GN GN LT GN LT Avg clouds SC FW FW SC FW FW FW CL SC CL CL CL FW CL FW FW SC FW PoP 12hr 5 0 0 0 0 0 5 5 10 $$ TXZ213-220900- Bush Intercontinental Airport-Inland Harris TX 29.96N 95.35W Elev. 97 ft 121 AM CDT Fri Aug 21 2026 Date 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 102 81 102 81 Temp 82 80 88 97101 98 89 85 83 81 89 99102 98 89 86 83 81 Dewpt 77 77 76 72 69 72 74 75 75 75 74 70 69 71 73 73 72 74 RH 85 91 68 45 36 43 61 72 77 82 61 39 35 42 59 65 70 79 Wind dir SW SW W SW S S S SW SW W W SW SE S S SW SW SW Wind spd 5 4 5 3 3 6 8 5 5 4 4 2 3 6 6 5 4 3 Clouds FW FW FW FW FW FW FW FW FW FW FW SC SC FW SC FW FW FW PoP 12hr 0 10 20 20 10 QPF 12hr 0 0 0.06 0 0 Rain shwrs S S S Tstms S S S Heat index 99106108107 98 98107109107 97 Max heat 96 107 109 106 108 112 106 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/23 Mon 08/24/26 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 102 80 101 78 100 78 101 78 98 Temp 98 99 85 80 97 96 83 79 96 96 83 79 96 95 83 79 94 93 Dewpt 70 70 73 74 71 70 75 75 72 71 75 75 72 72 75 75 72 73 PWind dir S S S S S S S S S Wind char LT LT LT GN LT GN LT GN LT Avg clouds FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 10 $$ TXZ438-220900- Galveston-Galveston Island TX 29.27N 94.87W Elev. 6 ft 121 AM CDT Fri Aug 21 2026 Date 08/20/26 Fri 08/21/26 Sat 08/22/26 Sun 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 83 92 82 92 82 Temp 85 83 88 91 91 88 86 85 84 82 87 91 92 89 86 85 84 82 Dewpt 79 78 78 78 78 78 78 78 78 78 78 78 78 77 78 78 78 77 RH 82 85 72 66 66 72 77 80 82 88 75 66 64 68 77 80 82 85 Wind dir SW W SW S S S SW SW SW W W S S S SW SW SW SW Wind spd 10 9 8 10 13 13 12 10 9 9 8 8 11 12 11 9 8 8 Clouds FW SC SC SC SC FW FW FW FW FW SC FW SC CL FW FW FW FW PoP 12hr 0 10 10 10 5 QPF 12hr 0 0 0 0 0 Heat index 97 101106106102 98 96 99105106102 98 97 Max heat 101 101 107 109 100 97 106 107 102 98 Heat Y Y Y Y Y Y Y Y Y Y Y Y Y Date 08/23 Mon 08/24/26 Tue 08/25/26 Wed 08/26/26 Thu 08/27/26 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 83 91 83 91 83 91 83 90 Temp 90 89 85 83 90 88 84 83 90 88 85 84 89 88 84 83 89 87 Dewpt 77 78 78 78 78 78 77 77 77 77 77 77 77 77 77 77 77 77 PWind dir SW SW SW S S S S S S Wind char GN GN GN GN GN GN GN GN GN Avg clouds FW FW FW FW FW FW FW FW FW FW FW CL FW CL FW FW FW FW PoP 12hr 5 0 0 0 0 0 0 0 20 Rain shwrs S Tstms S $$