Point Forecast Matrices
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
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644 FOUS54 KBRO 011740 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1240 PM CDT Mon Sep 1 2025 TXZ255-020900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 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 94 78 95 76 Temp 90 88 84 82 80 80 85 91 88 87 83 81 80 79 86 92 92 87 83 80 78 77 Dewpt 76 76 77 77 77 77 77 74 76 76 77 76 76 75 75 72 71 73 74 75 75 73 RH 64 68 80 85 91 91 77 58 68 70 82 85 88 88 70 52 51 63 74 85 91 87 Wind dir E E E SE W NW NW N NE NE E S W NW N N NE E E SE S W Wind spd 9 8 3 1 2 2 3 5 9 8 3 2 2 2 4 6 10 9 4 2 2 2 Clouds B1 SC FW FW SC FW SC SC B1 FW SC SC SC SC SC FW FW FW FW FW FW FW PoP 12hr 30 60 20 20 5 QPF 12hr 0 0.09 0.01 0 0 Rain shwrs S C C C C S S S S S S S S Tstms S S C C C S S S S Heat index 102 99 93 90 96100 99 96 91 95 99 99 94 90 Max heat 102 95 90 100 100 93 100 100 93 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 96 78 95 79 94 79 92 78 92 Temp 93 88 81 78 92 88 82 80 92 87 82 80 89 86 81 79 89 85 Dewpt 70 72 74 74 72 75 76 75 74 76 77 76 75 76 76 75 74 75 PWind dir SE SE SE SE SE SE SE SE E Wind char LT LT GN LT GN LT GN LT LT Avg clouds FW SC FW SC SC B1 SC SC B1 B1 SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 5 5 10 20 50 50 60 50 60 Rain shwrs S C C C C L L C C L C Tstms S S C S S C C S S S C $$ TXZ255-020900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 96 74 97 72 Temp 93 88 81 79 77 76 85 90 91 87 80 78 76 74 85 92 94 89 80 77 74 72 Dewpt 74 75 77 77 76 75 77 74 74 75 76 75 75 74 75 70 70 71 74 74 73 72 RH 54 66 88 94 97 97 77 60 58 68 88 91 97100 72 49 46 56 82 90 97100 Wind dir E E E SE W NW NW N NE E E SE W NW N NE NE E E S S SW Wind spd 10 11 5 2 2 3 4 6 10 10 4 2 2 3 4 8 11 10 5 4 2 2 Clouds B1 SC FW FW FW SC FW SC B1 SC SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 20 60 10 20 5 QPF 12hr 0 0.27 0 0 0 Rain shwrs C S S C C C S S Tstms C S C C C S Heat index 104 98 95 99101 96 94 99100 95 Max heat 104 94 99 101 91 99 101 92 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 98 73 98 76 96 76 94 74 93 Temp 93 89 77 74 93 89 79 76 92 88 80 77 89 86 78 75 88 85 Dewpt 69 70 74 73 71 73 76 75 74 75 77 75 75 75 76 73 74 74 PWind dir SE SE SE SE SE SE SE SE E Wind char LT LT GN GN GN GN GN LT GN Avg clouds FW FW FW SC SC B1 SC SC B1 B1 SC B1 B1 B1 B1 B1 SC B1 PoP 12hr 5 0 10 20 50 40 60 40 60 Rain shwrs S C C S C L L C C C L Tstms S C S S C C S S C $$ TXZ253-020900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 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 99 77 100 77 Temp 98 91 85 82 81 80 87 92 94 89 85 81 80 78 87 95 98 93 85 81 79 77 Dewpt 70 73 74 76 76 75 76 72 72 73 73 75 75 74 74 68 66 67 71 73 73 73 RH 41 56 70 82 85 85 70 52 49 59 67 82 85 88 65 42 35 43 63 77 82 87 Wind dir E E E SE S N NW N NE NE E SE W NW N N NE E E S S S Wind spd 8 11 8 3 2 2 4 6 8 9 5 2 2 2 3 6 8 10 8 5 4 2 Clouds SC SC FW FW SC SC FW SC B1 SC SC SC SC FW FW FW FW FW FW FW FW FW PoP 12hr 30 70 20 10 5 QPF 12hr 0.16 0.04 0.02 0 0 Rain shwrs S C S S S C L S S Tstms S C S S S C C S Heat index 106 99 93 97100102 96 91 95 99102 96 90 Max heat 106 97 101 103 94 99 102 94 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 76 101 79 99 79 97 77 95 Temp 96 93 80 77 94 92 82 80 95 90 82 80 91 87 81 78 90 87 Dewpt 66 66 74 73 69 70 75 75 71 72 76 75 73 73 75 74 72 72 PWind dir SE SE SE SE SE SE SE SE E Wind char LT GN GN GN GN GN GN LT GN Avg clouds FW FW FW SC SC SC SC SC SC B1 SC B1 B1 B1 B1 B1 SC SC PoP 12hr 5 0 5 10 40 40 60 40 50 Rain shwrs S C C C C L C C C C Tstms C S S S C C $$ TXZ355-020900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 92 77 92 75 Temp 90 86 83 82 80 78 86 88 88 85 82 80 78 77 86 90 89 86 82 80 78 76 Dewpt 79 78 78 78 77 76 78 78 78 78 77 77 76 75 77 75 76 76 76 75 75 73 RH 70 77 85 88 91 94 77 72 72 80 85 91 94 94 75 62 66 72 82 85 91 90 Wind dir E E E SE SW NW NW NE NE NE NE E W NW N NE NE E E SE S SW Wind spd 10 9 4 2 2 2 5 10 10 9 4 2 2 3 5 10 10 9 5 3 2 2 Clouds B1 SC FW FW FW FW FW SC SC SC SC FW FW SC FW FW FW FW FW FW FW FW PoP 12hr 30 50 20 20 5 QPF 12hr 0 0.09 0 0 0 Rain shwrs S C C C C S S S S Tstms S S C C C S Heat index 105 99 93 90 99101101 96 91 97100100 95 90 Max heat 105 95 101 101 94 100 101 93 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 76 93 79 92 78 91 77 90 Temp 90 86 80 77 90 86 82 79 90 86 82 79 88 85 81 78 87 84 Dewpt 74 75 75 74 75 76 77 76 77 78 78 76 78 78 76 75 77 77 PWind dir SE SE SE SE SE SE SE E E Wind char LT LT GN GN GN LT GN LT GN Avg clouds FW FW FW SC SC SC SC SC B1 B1 SC B1 B1 B1 B1 B1 SC SC PoP 12hr 5 5 10 20 40 40 60 40 50 Rain shwrs S C C S C L C C C C C Tstms S C C S C C C S C C $$ TXZ249-020900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 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 74 94 71 99 72 Temp 91 87 81 78 76 75 84 91 91 88 81 77 74 72 85 94 96 92 82 77 74 72 Dewpt 71 75 76 77 75 74 76 71 69 70 74 74 74 72 74 65 63 65 71 72 72 71 RH 52 68 85 97 97 97 77 52 49 55 79 90100100 70 39 34 41 69 85 93 97 Wind dir NE NE E E N NW NW N N NE E SE S NW NW NE NE E SE S S S Wind spd 8 9 3 2 1 2 4 5 8 6 3 2 2 1 3 5 5 6 5 5 4 3 Clouds B1 SC SC SC SC SC FW B1 B1 SC FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 40 40 5 5 0 QPF 12hr 0.04 0.02 0 0 0 Rain shwrs C C C S C S C C C Tstms C C C S C S C C C Heat index 98 96 93 97 96 93 93 97 98 94 Max heat 99 93 98 98 91 97 98 92 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 100 71 99 74 96 74 92 72 91 Temp 96 94 77 71 94 92 78 75 92 88 78 75 88 85 76 73 88 84 Dewpt 63 63 73 71 65 68 76 75 71 74 77 74 72 74 76 73 71 73 PWind dir SE SE SE SE SE SE E SE E Wind char LT GN GN GN GN GN GN LT LT Avg clouds FW FW SC SC SC SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 SC SC PoP 12hr 5 0 5 10 40 30 60 40 50 Rain shwrs S C C C C L C C C C Tstms C C C C $$ TXZ250-020900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 94 73 98 72 Temp 91 87 82 79 77 76 85 92 91 88 81 77 75 74 86 95 96 91 82 77 75 72 Dewpt 74 77 77 78 76 75 77 72 72 75 75 76 75 74 75 67 66 70 73 74 74 72 RH 58 72 85 97 97 97 77 52 54 66 82 97100100 70 40 38 50 74 90 97100 Wind dir NE E E N W NW NW N E E E E NW NW N NE NE E SE S S S Wind spd 5 5 2 0 1 2 5 6 5 5 2 1 1 2 3 5 5 6 4 3 2 2 Clouds B1 SC FW SC SC SC SC B1 SC SC FW FW FW FW FW FW SC FW FW FW FW FW PoP 12hr 40 50 5 10 0 QPF 12hr 0.01 0.02 0 0 0 Rain shwrs C S S C S C C C Tstms C S S C S C C C Heat index 100 98 96100 99 98 95 99 99 97 Max heat 101 95 100 100 92 99 99 94 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 99 72 98 75 95 76 92 73 90 Temp 96 91 77 72 95 89 79 76 93 87 79 76 90 85 76 74 89 85 Dewpt 66 69 74 72 68 73 76 75 73 77 78 75 73 77 76 73 73 75 PWind dir SE SE SE SE SE SE E SE E Wind char LT LT LT LT GN LT GN LT LT Avg clouds FW FW FW SC SC SC SC B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 PoP 12hr 5 0 5 10 40 40 60 40 60 Rain shwrs S C S C C L C C C L Tstms S C S S S C C $$ TXZ253-020900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1240 PM CDT Mon Sep 1 2025 Date 09/01/25 Tue 09/02/25 Wed 09/03/25 Thu 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 76 96 74 99 73 Temp 96 88 82 80 78 77 86 92 92 86 81 78 76 74 86 94 96 90 82 78 75 73 Dewpt 69 73 75 76 75 74 75 72 72 73 74 75 74 73 74 68 66 68 72 73 72 72 RH 42 61 79 88 91 90 70 52 52 65 79 91 94 97 68 43 38 49 72 85 90 97 Wind dir NE E E SE SW N NW N N NE E SE W NW N N NE E E S S S Wind spd 8 10 4 2 1 2 4 6 8 5 2 2 1 1 3 6 9 10 5 4 2 1 Clouds SC SC FW FW FW SC FW B1 SC SC SC FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 30 70 10 10 5 QPF 12hr 0.01 0.41 0 0 0 Rain shwrs C S S S C C Tstms C S S S C C Heat index 102 96 95 99 99 93 94 99 99 94 Max heat 102 94 99 99 90 99 100 91 Date 09/04 Fri 09/05/25 Sat 09/06/25 Sun 09/07/25 Mon 09/08/25 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 100 73 99 76 97 77 94 75 93 Temp 95 91 78 74 94 90 79 77 93 88 80 77 90 85 78 75 89 85 Dewpt 66 66 73 72 69 70 75 74 73 73 76 74 73 74 75 73 72 72 PWind dir SE SE SE SE SE SE SE E E Wind char LT LT GN GN GN LT GN LT GN Avg clouds FW FW FW SC SC SC SC SC B1 B1 SC B1 B1 B1 B1 B1 SC SC PoP 12hr 5 0 10 10 50 40 60 40 60 Rain shwrs S C C C C L C C C L Tstms S C S S S C C $$