FOUS54 KBRO 210521 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1221 AM CDT Sun Jun 21 2026 TXZ255-220900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue 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 93 83 95 83 Temp 85 84 83 87 91 91 88 85 85 84 83 89 93 93 89 85 85 83 83 Dewpt 81 80 79 79 79 79 78 79 79 79 77 76 76 77 77 78 78 77 77 RH 88 88 88 77 68 68 72 82 82 85 82 66 58 60 68 80 80 82 82 Wind dir SE SE SE S S S SE SE S S S S S SE SE SE SE S S Wind spd 11 11 11 16 18 18 16 16 16 14 16 18 19 18 17 17 13 11 12 Wind gust 26 26 27 25 29 28 27 27 24 Clouds B2 B2 B1 B1 B2 B1 FW SC B1 B1 B1 FW FW CL FW FW SC SC SC PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S S S Tstms S S S Heat index 99 97 95102107107102 98 98 96 93101107107103 98 96 93 91 Max heat 99 98 107 109 99 97 107 109 101 95 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 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 94 80 94 79 94 81 94 81 94 Temp 92 90 83 81 92 89 82 80 92 89 82 81 92 89 83 82 93 89 Dewpt 76 76 77 76 72 74 75 76 74 74 76 75 74 74 76 75 74 75 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN BZ GN BZ Avg clouds SC FW FW FW FW FW CL FW FW FW CL FW FW FW FW FW SC FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ255-220900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 79 94 80 96 80 Temp 83 81 81 87 92 93 90 84 83 82 81 89 94 95 91 85 83 82 80 Dewpt 80 79 78 79 78 78 78 78 79 78 77 76 75 76 76 78 78 77 76 RH 91 94 91 77 64 62 68 82 88 88 88 66 54 54 62 80 85 85 88 Wind dir SE SE SE S S S SE SE S S S S S SE SE SE SE SE SE Wind spd 11 11 12 17 20 20 18 17 16 16 17 20 23 21 20 18 14 12 13 Wind gust 31 31 27 27 27 28 33 34 33 28 25 23 Clouds B2 B2 B2 B1 B2 B1 SC SC SC B1 SC FW FW CL FW CL FW SC SC PoP 12hr 20 20 0 0 0 QPF 12hr 0.01 0 0 0 0 Rain shwrs S S S Tstms S S S Heat index 94 91 101108109103 95 94 91 101107108103 96 93 Max heat 94 92 108 110 99 93 107 109 101 92 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 96 77 96 76 96 77 96 78 96 Temp 94 91 82 78 94 91 80 78 94 91 81 79 94 91 82 80 95 92 Dewpt 75 75 77 75 71 71 75 75 73 72 75 75 72 72 75 75 73 73 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN BZ GN BZ Avg clouds SC FW FW FW FW FW CL FW FW FW CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ253-220900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue 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 81 95 81 98 81 Temp 82 82 81 86 92 94 90 85 83 82 82 88 95 97 92 86 84 82 81 Dewpt 79 79 79 79 78 78 77 77 78 78 77 76 74 74 74 76 77 77 76 RH 91 91 94 80 64 60 66 77 85 88 85 68 51 48 56 72 80 85 85 Wind dir SE SE SE SE SE SE SE SE SE SE SE S SE SE SE SE SE SE SE Wind spd 10 10 12 16 19 19 18 17 17 16 17 19 20 21 20 18 16 14 14 Wind gust 29 27 28 28 29 31 32 32 28 26 Clouds B1 B2 B2 B2 B2 SC FW FW SC B1 SC FW CL CL CL CL SC SC FW PoP 12hr 30 10 0 0 0 QPF 12hr 0.02 0 0 0 0 Rain shwrs S S Tstms S S Heat index 92 92 91 99107109104 96 93 91 90 99106108102 96 93 91 Max heat 92 92 107 110 101 93 106 109 100 92 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 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 97 79 98 78 98 79 98 80 99 Temp 94 93 82 79 95 94 81 78 95 93 81 79 95 93 82 80 96 94 Dewpt 74 72 76 75 69 67 74 75 71 70 75 75 71 70 75 75 71 71 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN BZ GN BZ Avg clouds FW FW FW FW FW FW CL FW FW FW CL CL FW FW CL FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ355-220900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 82 92 82 94 82 Temp 84 83 82 87 90 90 87 84 84 84 82 89 92 92 88 85 84 83 82 Dewpt 80 80 79 80 81 80 79 79 79 79 77 78 79 79 79 79 79 77 77 RH 88 91 91 80 75 73 77 85 85 85 85 70 66 66 75 82 85 82 85 Wind dir SE S SE S S S SE SE S S S S S SE SE SE S S S Wind spd 11 10 11 16 19 19 16 14 14 13 14 18 20 19 17 16 13 11 11 Wind gust 25 24 Clouds B2 B2 B2 B1 B2 SC SC SC SC SC SC FW CL CL FW FW FW SC FW PoP 12hr 20 20 0 0 0 QPF 12hr 0 0 0 0 0 Rain shwrs S S S Tstms S S S Heat index 98 95 93103109108103 97 97 95 91102108109103 97 96 92 90 Max heat 98 96 109 110 100 97 108 110 101 95 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 92 79 92 78 92 79 92 80 92 Temp 91 88 82 80 90 87 81 79 90 87 82 80 90 88 82 81 90 88 Dewpt 78 78 77 76 76 76 76 76 77 76 76 75 77 76 76 76 77 77 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN BZ GN BZ Avg clouds FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ249-220900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue 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 90 78 93 78 Temp 78 77 78 81 87 90 88 83 80 78 78 83 89 92 90 83 80 78 78 Dewpt 78 77 78 81 82 82 82 80 77 77 77 79 79 77 78 77 77 77 76 RH 100100100100 85 77 83 91 91 97 97 88 73 62 68 82 91 97 94 Wind dir SE SE SE SE S SE SE SE SE SE SE S SE SE SE SE SE SE SE Wind spd 5 6 8 11 13 13 12 11 12 12 13 14 16 14 13 11 12 11 11 Wind gust 17 18 21 24 25 26 26 21 23 23 23 Clouds B2 B2 B2 B2 B1 SC FW FW FW B1 B1 SC FW CL FW CL FW SC SC PoP 12hr 50 10 5 0 0 QPF 12hr 0.04 0 0 0 0 Rain shwrs C Tstms C Heat index 94106110108 95 94105107105 92 Max heat 106 111 104 105 108 101 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 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 76 92 74 92 75 93 76 94 Temp 89 91 79 76 89 90 77 74 89 90 78 76 89 91 79 76 90 92 Dewpt 79 76 76 75 74 72 73 74 75 74 74 74 75 72 74 75 75 73 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN BZ BZ BZ Avg clouds SC FW CL FW FW FW CL FW SC FW FW FW SC FW CL FW SC FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ250-220900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 78 93 79 96 79 Temp 79 79 78 84 90 92 90 84 81 79 79 86 93 95 91 84 81 80 79 Dewpt 79 79 78 81 80 80 80 78 78 78 78 79 77 76 77 77 78 77 77 RH 100100100 91 73 68 73 82 91 97 97 80 60 54 64 80 91 91 94 Wind dir SE SE SE SE S SE SE SE S S SE S S SE SE SE SE SE SE Wind spd 4 6 8 11 13 13 11 10 10 11 12 14 16 14 13 12 10 10 10 Wind gust 24 21 21 23 23 25 26 26 25 23 21 20 20 Clouds B2 B2 B1 B1 B1 B1 FW FW SC SC SC SC FW FW FW CL FW SC SC PoP 12hr 40 10 0 0 0 QPF 12hr 0.09 0 0 0 0 Rain shwrs C C Tstms C C Heat index 98107110107 94 99106108105 94 90 Max heat 107 110 102 106 109 102 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 95 76 95 75 95 75 95 77 96 Temp 92 92 80 76 92 91 78 75 92 91 79 76 92 91 80 77 93 92 Dewpt 76 77 77 76 73 74 75 75 74 75 75 75 74 75 76 75 74 75 PWind dir SE SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN GN GN Avg clouds SC FW FW CL FW FW CL FW FW FW CL CL FW FW CL FW FW FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$ TXZ253-220900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1221 AM CDT Sun Jun 21 2026 Date 06/20/26 Sun 06/21/26 Mon 06/22/26 Tue 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 79 97 79 Temp 81 80 80 85 91 93 90 84 82 81 80 87 94 95 92 85 83 81 80 Dewpt 78 78 78 78 77 77 77 77 77 77 76 76 73 73 74 75 77 76 75 RH 91 94 94 80 64 60 66 80 85 88 88 70 51 49 56 72 82 85 85 Wind dir S SE SE SE SE SE SE SE SE SE SE S S SE SE SE SE SE SE Wind spd 8 9 11 14 17 18 16 14 14 13 16 19 19 20 18 17 14 12 12 Wind gust 25 27 27 27 25 23 23 Clouds B2 B2 B2 B1 B1 SC FW FW SC B1 SC FW FW CL CL CL FW SC SC PoP 12hr 30 10 0 0 0 QPF 12hr 0.05 0 0 0 0 Rain shwrs S S Tstms S S Heat index 97104106102 93 90 97104105101 93 91 Max heat 104 108 98 104 106 98 90 Date 06/23 Wed 06/24/26 Thu 06/25/26 Fri 06/26/26 Sat 06/27/26 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 97 76 98 76 98 77 98 77 98 Temp 94 92 81 77 94 92 79 77 94 93 80 78 94 92 81 78 95 93 Dewpt 73 71 76 74 67 67 74 74 70 69 74 74 70 69 74 74 70 70 PWind dir SE SE SE SE SE SE SE SE SE Wind char BZ GN GN GN GN GN BZ BZ BZ Avg clouds FW FW FW CL FW FW CL FW FW FW CL CL FW FW CL FW SC FW PoP 12hr 0 0 0 0 0 0 0 0 0 $$