Point Forecast Matrices
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
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774 FOUS54 KBRO 201740 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1240 PM CDT Wed Aug 20 2025 TXZ255-210900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 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 78 96 78 96 78 Temp 91 88 83 81 80 78 86 94 94 89 84 82 80 79 87 93 93 88 84 82 81 79 Dewpt 73 73 76 76 75 75 75 72 73 74 76 76 76 75 76 73 73 74 76 76 76 76 RH 56 61 80 85 85 91 70 49 51 61 77 82 88 88 70 52 52 63 77 82 85 91 Wind dir NE E SE S SW NW N E E E SE S S SW S E E E SE SE S S Wind spd 8 5 2 1 1 1 2 5 9 6 3 2 2 2 2 5 8 8 4 2 2 2 Clouds SC CL FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW FW FW FW FW PoP 12hr 5 10 10 30 30 QPF 12hr 0 0 0 0.02 0 Rain shwrs S S C C S S C C C Tstms S C S S S Heat index 100 97 91 95102102 97 92 96101103 97 93 90 Max heat 100 93 102 103 94 102 103 96 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 95 78 95 79 95 80 95 80 95 Temp 93 87 82 79 92 87 83 79 92 88 83 80 92 88 83 81 93 88 Dewpt 73 75 76 76 74 75 77 77 75 76 77 76 75 76 77 77 74 76 PWind dir SE SE E SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN LT GN Avg clouds SC SC SC SC SC SC SC SC SC SC SC FW SC SC FW SC SC SC PoP 12hr 60 40 60 20 40 10 20 5 20 Rain shwrs C L C C C L S S C C S S S Tstms C C S C C C S S S C S S S $$ TXZ255-210900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 73 97 73 97 74 Temp 92 88 81 79 76 74 86 94 95 90 82 80 76 75 86 93 94 89 81 80 77 76 Dewpt 73 73 76 75 74 73 75 72 71 72 76 75 74 73 76 72 73 74 76 76 75 75 RH 54 61 85 88 94 97 70 49 46 56 82 85 94 94 72 51 51 61 85 88 94 97 Wind dir E E SE S S SE N NE E E SE S S SW S E E E SE S S S Wind spd 6 6 2 2 1 1 1 4 8 9 5 3 2 1 2 3 6 9 5 2 2 2 Clouds SC FW CL FW FW FW FW FW FW FW CL CL CL FW FW FW SC FW FW FW FW FW PoP 12hr 5 10 10 40 30 QPF 12hr 0 0 0 0.04 0 Rain shwrs S S S C C S S C C C Tstms S C C S S S Obvis F PF PF Heat index 101 96 95102102 97 96100103 97 Max heat 101 92 102 102 93 100 103 94 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 95 74 95 74 96 76 96 75 96 Temp 91 87 79 75 91 86 79 75 91 88 80 76 92 89 80 77 92 89 Dewpt 73 74 76 74 74 74 76 75 75 75 77 75 74 75 77 76 74 74 PWind dir SE SE E SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN GN GN Avg clouds SC SC SC SC SC B1 SC SC SC SC FW FW SC SC FW FW SC SC PoP 12hr 60 30 50 20 40 10 20 5 20 Rain shwrs C L S C C C S S S C S S Tstms C C S S S C S S S C S S $$ TXZ253-210900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 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 77 101 78 100 78 Temp 95 92 86 82 80 78 87 95 99 94 86 83 81 79 87 95 97 92 86 83 81 79 Dewpt 70 71 73 75 74 75 75 70 67 69 72 75 75 75 75 71 69 71 73 75 76 75 RH 45 51 65 79 82 91 68 45 36 44 63 77 82 88 68 46 40 51 65 77 85 88 Wind dir E E SE S S SE E NE E E SE S S S S E NE E SE SE S SE Wind spd 5 8 5 3 2 1 1 4 5 10 6 5 3 2 2 3 5 10 5 5 3 2 Clouds SC FW FW FW CL CL FW FW FW CL FW FW FW FW FW FW SC SC FW FW SC FW PoP 12hr 10 20 10 50 30 QPF 12hr 0 0 0 0.05 0.07 Rain shwrs C S C C C C S S S Tstms C S C C C S S S Heat index 102 98 93 96101104100 93 96102103 99 93 90 Max heat 102 96 101 104 97 102 103 97 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 97 78 97 77 98 78 98 79 99 Temp 92 89 82 79 92 88 81 79 93 90 83 79 94 91 83 80 94 92 Dewpt 72 72 76 75 72 73 76 76 73 73 76 75 73 72 76 76 72 72 PWind dir E SE E SE SE SE SE SE SE Wind char LT LT LT LT LT GN GN GN GN Avg clouds SC SC SC SC SC B1 SC SC SC SC SC FW SC SC FW SC FW SC PoP 12hr 60 30 50 20 40 10 20 5 20 Rain shwrs S L C S S C S C S S Tstms S C S S C S C S S $$ TXZ355-210900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 92 77 93 78 Temp 89 86 83 81 79 77 87 90 90 87 83 81 79 77 87 91 90 87 83 82 80 78 Dewpt 76 76 77 77 76 75 77 76 76 76 77 77 76 76 77 76 76 76 77 77 77 76 RH 66 72 82 88 91 94 72 64 64 70 82 88 91 97 72 62 64 70 82 85 91 94 Wind dir E E SE S SW W N E E E SE S S SW S E E E SE S S S Wind spd 9 6 2 1 1 1 2 6 9 8 4 2 2 2 2 6 9 8 4 2 2 2 Clouds FW CL FW FW FW FW FW FW FW CL CL FW CL FW FW FW FW FW FW FW FW SC PoP 12hr 5 10 10 30 30 QPF 12hr 0 0 0 0 0 Rain shwrs C C C C C C C Tstms S C S S S S Obvis PF PF Heat index 101 97 92 98102103 98 93 98103102 97 93 90 Max heat 102 94 102 103 95 103 103 96 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 78 92 77 93 78 93 79 93 Temp 90 86 82 78 89 85 81 78 90 86 83 79 90 87 83 80 91 87 Dewpt 77 77 77 76 77 77 78 77 78 78 78 77 78 78 78 77 78 78 PWind dir SE SE E SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN GN GN Avg clouds SC SC SC SC SC SC SC FW SC SC SC FW SC FW FW FW SC SC PoP 12hr 50 30 50 20 30 10 10 5 20 Rain shwrs C C S C C C S C C S S Tstms C C S C C C S S C S S $$ TXZ249-210900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 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 98 75 95 74 Temp 95 93 83 79 76 74 87 94 94 87 81 78 76 75 84 91 92 88 81 78 76 75 Dewpt 67 70 73 75 74 73 74 69 68 73 75 75 74 73 75 72 70 74 76 76 75 74 RH 40 47 72 88 94 97 65 44 43 63 82 91 94 94 74 54 49 63 85 94 97 97 Wind dir NE E SE SE S N N NE NE E E SE S N N NE NE E E SE S W Wind spd 8 9 5 2 1 1 2 5 5 8 4 2 2 1 2 3 4 6 4 2 2 1 Clouds SC FW FW FW FW CL FW SC B1 B1 SC FW SC SC SC SC SC SC SC SC SC SC PoP 12hr 10 40 40 70 40 QPF 12hr 0 0.39 0.32 0.08 0.12 Rain shwrs C C C C C C C C L L C C C C C Tstms C C C S C C C S S S Obvis PF F PF PF F Heat index 99 98 90 95100 99 95 93 99 98 97 Max heat 99 96 100 100 92 99 99 95 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 73 94 74 95 75 97 75 96 Temp 90 87 77 74 91 88 78 75 91 89 79 75 92 90 79 75 92 89 Dewpt 72 74 76 73 71 73 76 75 72 74 77 75 72 74 77 75 72 74 PWind dir NE SE E SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN GN GN Avg clouds SC B1 SC FW FW SC FW FW FW SC FW SC SC SC FW SC SC SC PoP 12hr 50 20 40 10 30 10 20 5 20 Rain shwrs C C S C C S S Tstms C S C C S S $$ TXZ250-210900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 98 75 96 74 Temp 96 91 83 78 76 74 87 96 96 89 82 78 76 75 85 93 93 89 81 79 76 75 Dewpt 71 73 75 77 76 74 76 69 70 73 75 76 75 74 76 72 73 75 76 76 76 75 RH 45 56 77 97100100 70 42 43 59 79 94 97 97 75 51 52 64 85 91100100 Wind dir E E SE S S E N NE E E E S S NW NW NE E E SE S S S Wind spd 5 6 2 1 1 1 2 4 4 5 2 2 1 1 2 3 3 4 2 1 1 1 Clouds SC FW FW FW FW FW FW FW B1 B1 SC FW SC SC SC SC B1 SC SC SC SC SC PoP 12hr 5 30 30 70 40 QPF 12hr 0 0.17 0.32 0.09 0.05 Rain shwrs C S C C C C S S L L C C C C C Tstms C S S S C C C S C S Obvis PF F F PF F PF F F Heat index 103100 97102103 98 95100102 99 Max heat 103 96 102 103 93 100 102 96 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 74 94 74 95 75 96 75 96 Temp 90 87 78 74 91 87 78 74 91 89 79 75 93 89 79 75 93 89 Dewpt 73 76 77 74 73 76 76 74 74 77 78 75 74 76 77 75 73 77 PWind dir E S NE SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN LT GN Avg clouds SC SC SC FW FW SC SC FW FW SC FW FW FW SC FW FW SC SC PoP 12hr 60 20 50 10 40 10 20 5 20 Rain shwrs C L S S C C S S Tstms S C S C C S S $$ TXZ253-210900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1240 PM CDT Wed Aug 20 2025 Date 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 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 99 76 98 76 Temp 95 90 83 80 77 75 88 94 98 91 83 81 78 77 87 93 95 90 83 80 79 77 Dewpt 70 71 73 74 74 73 74 70 68 69 73 75 74 73 74 71 70 72 75 75 75 74 RH 45 54 72 82 90 94 63 46 38 49 72 82 88 87 65 49 45 56 77 85 88 90 Wind dir E E SE SE S N E NE E E SE S S SE S NE E E E SE S SE Wind spd 6 5 3 2 1 0 1 3 6 8 4 3 2 1 2 2 5 6 4 2 2 1 Clouds SC FW FW FW CL FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW SC FW PoP 12hr 10 20 10 60 30 QPF 12hr 0 0 0 0.10 0.05 Rain shwrs C S S S L L C C C C C Tstms C S C C C S C S Heat index 101 96 96100103 96 90 96 99101 98 Max heat 101 93 100 103 93 99 101 95 Date 08/23 Sun 08/24/25 Mon 08/25/25 Tue 08/26/25 Wed 08/27/25 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 95 76 95 76 96 76 97 77 97 Temp 90 87 80 76 91 87 79 76 91 89 80 77 92 89 81 78 92 89 Dewpt 73 73 75 74 72 73 76 75 73 73 76 75 73 73 76 75 73 73 PWind dir E SE E SE SE SE SE SE SE Wind char LT LT LT LT LT LT GN GN GN Avg clouds SC SC SC FW SC SC SC SC SC SC SC FW SC SC SC SC SC SC PoP 12hr 70 30 60 20 40 10 20 5 20 Rain shwrs C L C S S L S C S S Tstms S C S S C S C S S $$