FOUS54 KBRO 200626 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 126 AM CDT Wed May 20 2026 TXZ255-210900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri 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 91 79 90 79 Temp 81 81 84 89 91 86 82 81 80 79 83 87 88 83 81 80 79 79 Dewpt 77 76 76 74 74 75 77 77 77 77 76 74 74 75 75 76 76 76 RH 88 85 77 61 58 70 85 88 91 94 80 65 63 77 82 88 91 91 Wind dir SE E SE SE SE E SE SE SE SE SE S SE SE SE S S SE Wind spd 10 11 13 13 13 12 10 9 8 5 10 12 13 12 10 8 5 5 Clouds B2 B2 SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 PoP 12hr 20 20 10 50 20 QPF 12hr 0.11 0.03 0.02 0.08 0 Rain shwrs S S C S S S S S Tstms S S C S S S S Heat index 93 98100 94 90 96 97 91 Max heat 93 91 98 100 96 99 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 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 80 91 78 90 77 90 77 89 Temp 90 86 82 80 87 85 81 79 87 84 79 77 86 84 79 78 87 84 Dewpt 75 76 77 76 75 76 77 74 75 75 75 74 75 75 75 74 75 75 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN LT LT LT GN Avg clouds B2 SC B1 B2 B2 B1 B1 B2 B1 B1 SC SC B1 SC SC SC B1 B1 PoP 12hr 10 50 40 50 60 50 40 10 20 Rain shwrs S C C C C C L C C C C C S S Tstms S C C C C C C C C C C C S S $$ TXZ255-210900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 92 76 90 75 Temp 79 78 84 89 91 85 80 80 78 77 82 86 87 83 80 78 76 77 Dewpt 76 75 76 74 73 74 76 76 76 75 75 74 74 75 75 75 74 74 RH 91 91 77 61 56 70 88 88 94 94 79 68 65 77 85 91 94 90 Wind dir SE SE E SE SE E SE SE SE E SE SE SE SE SE S S SE Wind spd 11 12 14 16 17 17 12 10 8 6 10 12 13 13 11 9 8 6 Clouds B2 B1 SC SC SC B1 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 PoP 12hr 30 20 20 50 30 QPF 12hr 0.20 0.02 0.03 0.13 0.05 Rain shwrs C C S S S S C C Tstms C C S S S S S Heat index 92 99100 93 95 96 91 Max heat 92 99 101 95 98 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 77 91 76 90 74 89 74 89 Temp 89 87 80 77 87 85 79 76 86 84 77 75 86 84 77 76 87 85 Dewpt 75 75 76 75 75 75 76 73 75 75 74 73 75 74 74 73 75 75 PWind dir SE SE SE SE SE E SE SE SE Wind char GN GN GN LT GN LT LT LT GN Avg clouds B1 B1 B1 B2 B2 B2 B1 B2 B1 SC SC SC SC SC SC SC B1 B1 PoP 12hr 20 50 60 50 60 50 50 10 30 Rain shwrs S S C C L C C L L C C C C S C Tstms S S S C C C C C C C C C C S C $$ TXZ253-210900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri 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 93 77 91 77 Temp 80 79 83 89 93 89 82 79 78 78 81 86 88 85 80 78 77 77 Dewpt 76 75 76 74 73 72 74 76 75 75 75 74 74 74 74 74 74 73 RH 88 88 80 61 52 57 77 91 91 91 82 68 63 70 82 88 90 87 Wind dir E NE E SE SE SE SE SE SE E SE SE SE SE SE SE SE SE Wind spd 11 13 13 14 17 16 12 9 6 5 9 11 11 12 11 10 8 6 Clouds B2 B2 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 PoP 12hr 30 20 30 50 50 QPF 12hr 0.14 0.01 0.07 0.50 0.08 Rain shwrs C S C S C C C C C C Tstms C S C C C S S Heat index 91 99101 96 94 97 92 Max heat 91 99 101 92 94 98 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 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 94 78 92 76 90 74 89 75 89 Temp 89 88 80 78 87 86 78 76 86 84 77 75 86 85 77 76 87 86 Dewpt 74 75 75 74 75 75 74 73 75 74 74 72 74 73 74 73 74 74 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 SC B1 B2 B2 B1 B1 B2 B1 SC SC B1 B1 SC SC SC B1 SC PoP 12hr 10 50 60 50 60 50 40 20 20 Rain shwrs C C C L C C C L C C S C S S Tstms C S S C C C S C C S S C S S $$ TXZ355-210900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 80 90 78 89 78 Temp 80 80 84 88 88 83 81 81 80 79 83 86 86 82 81 80 79 79 Dewpt 77 76 77 76 77 77 77 77 77 77 77 76 76 76 76 76 76 76 RH 91 88 80 68 70 82 88 88 91 94 82 72 72 82 85 88 91 91 Wind dir SE SE E SE E E SE SE SE SE S SE SE SE SE S S SE Wind spd 10 11 14 16 16 12 11 9 9 5 10 14 14 12 9 8 6 5 Clouds B2 B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B1 B2 B2 PoP 12hr 20 20 10 50 20 QPF 12hr 0.13 0.01 0.02 0.08 0 Rain shwrs S C S S S S Tstms S C S S S Heat index 93 99 99 91 91 96 97 90 Max heat 91 90 99 101 96 99 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 79 90 78 89 76 88 77 88 Temp 88 85 81 80 86 84 81 78 85 83 79 77 85 82 79 77 86 83 Dewpt 77 77 77 77 77 77 77 75 76 76 75 74 76 76 75 74 76 76 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN LT GN LT GN LT GN Avg clouds B1 SC B1 B2 B2 B1 B1 B2 B1 B1 SC SC B1 SC SC SC B1 B1 PoP 12hr 10 50 40 60 60 50 40 10 20 Rain shwrs S C C C C L L C C C C C S S Tstms S S C C C C C C C C C C S S $$ TXZ249-210900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri 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 89 73 86 72 Temp 76 75 79 86 87 84 77 76 75 73 76 82 84 82 76 74 73 73 Dewpt 76 75 77 77 76 75 77 76 75 73 75 75 75 75 76 74 73 73 RH 100100 94 75 70 74100100100100 97 79 74 79100100100100 Wind dir E E E SE SE E E SE E N SE SE SE SE SE SE SE SE Wind spd 10 9 10 11 11 11 10 8 5 5 6 9 6 6 5 5 5 4 Clouds B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B1 SC SC B1 B1 B1 B1 PoP 12hr 50 40 50 70 50 QPF 12hr 0.23 0.12 0.35 0.39 0.23 Rain shwrs C S C S S C C L C C C C S Tstms S S C S S C S C C C S Heat index 96 97 92 91 Max heat 96 100 93 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 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 90 74 87 73 86 71 85 73 86 Temp 85 86 76 74 83 83 75 73 82 81 74 72 83 82 74 73 83 83 Dewpt 75 75 75 74 77 77 75 73 76 76 74 72 75 75 74 73 76 76 PWind dir SE SE SE SE E E E SE SE Wind char LT GN GN LT LT LT LT LT LT Avg clouds B1 SC B1 B2 B2 B1 B1 B1 B1 SC FW SC SC SC SC SC B1 B1 PoP 12hr 20 50 60 50 50 40 30 20 20 Rain shwrs S C C C L C C S C C S S C S S Tstms S C C C C C S C C S S C S S $$ TXZ250-210900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 76 90 75 87 73 Temp 77 77 82 88 89 84 78 78 77 75 79 84 85 82 77 75 74 74 Dewpt 76 75 76 75 75 76 76 76 76 74 75 74 75 76 75 75 74 73 RH 97 94 82 66 64 77 94 94 97 97 88 72 72 82 94100100 97 Wind dir E E E SE E E E SE E NE SE SE SE SE SE SE S SE Wind spd 10 9 10 11 12 11 9 6 4 4 8 8 9 8 4 4 5 3 Clouds B2 B1 B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B1 SC B2 B1 B2 B2 PoP 12hr 50 20 40 70 40 QPF 12hr 0.20 0.12 0.09 0.57 0.17 Rain shwrs C S S C C L C S C C C C S Tstms S S C S C C S C S S S Heat index 98 99 93 91 94 90 Max heat 98 100 91 95 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 91 75 88 74 86 72 86 73 87 Temp 87 86 77 75 85 83 76 74 84 82 75 73 84 82 75 74 85 83 Dewpt 74 77 75 74 76 77 75 73 75 76 74 72 74 76 74 73 75 76 PWind dir SE SE SE SE SE E E SE SE Wind char GN LT GN LT LT LT LT LT LT Avg clouds B1 B1 B1 B2 B2 B2 B1 B2 B1 B1 SC SC SC SC SC SC B1 B1 PoP 12hr 30 40 60 60 60 40 40 20 30 Rain shwrs S C C C C L L L C L C C S C S S C Tstms S C C S C L C C C C C S C S S C $$ TXZ253-210900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 126 AM CDT Wed May 20 2026 Date 05/19/26 Wed 05/20/26 Thu 05/21/26 Fri 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 93 75 90 74 Temp 78 78 83 89 92 88 80 78 77 76 80 85 87 84 78 77 75 75 Dewpt 75 74 75 73 72 72 74 75 75 74 74 73 73 74 74 74 73 73 RH 91 88 77 59 52 59 82 91 94 94 82 67 63 72 88 90 94 94 Wind dir E NE E SE SE E SE SE SE E SE SE SE SE SE S SE SE Wind spd 11 12 13 13 16 16 11 8 5 4 9 11 12 11 8 8 6 4 Clouds B2 B2 B1 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 PoP 12hr 40 10 30 50 40 QPF 12hr 0.22 0.02 0.09 0.27 0.08 Rain shwrs C C S C C C C C C C S Tstms C S S C C C C S S Heat index 97 99 94 92 94 90 Max heat 97 99 90 92 96 Date 05/22 Sat 05/23/26 Sun 05/24/26 Mon 05/25/26 Tue 05/26/26 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 93 76 90 74 88 73 88 73 88 Temp 88 87 78 76 86 85 77 75 85 83 75 74 85 83 76 75 86 85 Dewpt 73 75 74 74 74 74 74 72 74 74 73 72 73 73 73 72 74 74 PWind dir SE SE SE SE SE E SE SE SE Wind char GN GN GN LT LT LT LT LT LT Avg clouds B1 SC B1 B2 B2 B1 B1 B2 SC SC SC SC B1 SC SC SC B1 SC PoP 12hr 20 50 70 50 60 50 40 20 20 Rain shwrs S S C C C L C C C L C C S C S S Tstms S S C S C C C C S C C S S C S S $$