Point Forecast Matrices
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
302 FOUS54 KBRO 111637 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1136 AM CDT Tue Aug 11 2026 TXZ255-112100- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 97 81 97 82 97 Temp 95 95 90 85 84 83 82 89 95 96 91 85 84 83 82 89 95 96 91 Dewpt 74 74 75 77 77 77 77 76 74 74 75 77 77 77 77 76 75 74 76 RH 51 51 62 77 80 82 85 66 51 49 60 77 80 82 85 66 53 49 62 Wind dir SE SE SE SE SE S S S S SE SE SE SE S S S SE SE SE Wind spd 13 14 13 11 9 9 10 13 17 18 17 14 12 11 11 16 17 18 17 Wind gust 28 27 25 23 21 27 27 Clouds SC FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 105106100 96 93 91 100106107101 95 94 92 90101107108103 Max heat 105 107 98 93 106 107 96 93 107 108 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 96 82 96 80 96 80 96 Temp 84 82 94 90 84 82 94 90 83 81 94 90 83 80 94 90 Dewpt 77 77 75 76 78 77 73 75 77 77 74 75 77 77 75 75 PWind dir SE SE SE SE SE SE SE SE Wind char GN BZ GN GN LT GN LT LT Avg clouds FW FW SC SC SC SC SC SC FW FW FW FW FW FW FW FW PoP 12hr 0 20 0 5 0 5 0 10 Rain shwrs S S Tstms S S $$ TXZ255-112100- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 100 77 100 78 100 Temp 97 98 92 84 82 80 79 89 98 99 92 84 83 81 80 90 98 99 93 Dewpt 73 72 73 76 77 77 76 76 72 70 72 76 77 76 76 77 73 72 74 RH 46 43 54 77 85 91 91 66 43 39 52 77 82 85 88 66 45 42 54 Wind dir SE SE SE SE SE SE S S S SE SE SE SE S SE S SE SE SE Wind spd 16 17 18 14 11 10 10 16 19 21 21 17 14 12 12 18 20 21 21 Wind gust 27 25 24 23 28 31 32 Clouds FW FW FW FW FW FW FW FW FW CL CL CL FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 107107101 94 91 101108106100 93 91 102109108103 Max heat 107 108 97 90 108 108 96 90 109 109 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 79 99 78 99 76 99 76 99 Temp 84 79 96 92 83 80 96 93 82 79 96 92 81 78 96 92 Dewpt 77 76 74 74 78 76 72 73 76 76 73 73 77 76 74 73 PWind dir SE SE SE SE SE E SE SE Wind char BZ BZ GN GN LT GN LT GN Avg clouds FW SC SC SC FW FW SC FW FW FW FW FW FW FW FW FW PoP 12hr 0 20 0 0 0 10 0 10 Rain shwrs S Tstms S $$ TXZ253-112100- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 103 81 103 81 103 Temp 99101 95 86 83 82 81 89100101 94 85 83 82 82 89 99101 95 Dewpt 72 70 70 75 77 77 77 75 71 68 67 75 76 76 77 76 72 70 71 RH 42 37 45 70 82 85 88 64 40 35 41 72 80 82 85 66 42 37 46 Wind dir SE SE SE SE SE SE SE S SE SE SE SE SE SE SE SE SE SE SE Wind spd 17 18 19 17 13 12 12 17 19 21 23 19 17 14 14 19 20 21 23 Wind gust 24 23 24 29 32 33 29 28 27 27 29 32 33 33 Clouds CL FW CL CL CL FW FW CL CL FW CL CL FW FW FW CL CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 108109102 95 92 90 99108108 98 93 91 90 100109110103 Max heat 108 110 99 92 108 109 96 91 109 111 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 82 101 81 102 80 102 80 102 Temp 84 83 97 93 84 82 98 95 83 80 97 94 83 80 97 94 Dewpt 77 77 73 72 77 78 71 68 76 77 72 70 76 77 73 71 PWind dir SE SE SE SE SE SE SE SE Wind char BZ BZ GN GN GN GN LT LT Avg clouds FW FW SC SC SC SC SC FW FW SC SC FW FW FW FW FW PoP 12hr 0 10 0 0 0 5 0 5 $$ TXZ355-112100- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 96 80 96 80 96 Temp 94 94 89 84 83 81 80 89 95 95 89 84 83 82 81 91 95 94 89 Dewpt 76 76 77 78 78 77 77 77 77 76 77 78 77 77 77 78 77 77 78 RH 56 56 68 82 85 88 91 68 56 54 68 82 82 85 88 66 56 58 70 Wind dir SE SE SE SE SE S S S SE SE SE SE SE S S S SE SE SE Wind spd 14 16 14 11 9 8 9 13 17 19 17 13 11 11 11 14 18 19 17 Clouds FW FW FW FW CL FW FW FW CL CL CL FW FW FW FW FW FW FW FW PoP 12hr 5 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 107108101 95 92 103109108101 94 92 90 105111109102 Max heat 107 109 99 91 109 110 98 91 111 111 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 95 80 95 79 95 79 95 Temp 83 81 94 89 83 80 93 89 82 79 92 89 82 79 92 89 Dewpt 78 77 78 78 79 78 77 77 77 77 77 77 77 77 77 77 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN LT GN LT GN Avg clouds FW SC SC SC SC SC SC FW FW FW SC FW FW FW FW FW PoP 12hr 0 10 0 0 0 5 0 10 $$ TXZ249-112100- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 102 76 102 76 102 Temp 97101 97 87 81 77 77 86 97102 99 87 80 77 77 86 98102 98 Dewpt 69 65 67 75 77 77 77 76 67 62 63 70 76 76 76 77 69 65 68 RH 40 31 38 68 88100100 72 38 27 31 57 88 97 97 75 39 30 38 Wind dir SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE SE Wind spd 13 13 14 12 11 10 10 12 14 14 16 14 12 12 11 13 16 17 17 Wind gust 24 21 20 21 26 26 25 24 25 26 Clouds FW FW FW FW CL FW SC FW CL FW CL FW FW FW FW FW CL FW CL PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 103105102 96 96102104102 92 97104106103 Max heat 103 105 100 102 104 99 104 106 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 77 100 77 100 74 100 74 100 Temp 81 78 96 94 81 78 96 95 79 76 95 94 79 75 95 95 Dewpt 77 77 71 71 78 78 69 67 77 76 69 70 77 75 69 70 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN GN GN GN LT Avg clouds FW SC SC SC FW SC B1 FW FW FW SC FW FW FW FW CL PoP 12hr 0 5 0 0 0 5 0 0 $$ TXZ250-112100- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 103 77 104 77 103 Temp 99101 94 84 81 78 77 88 99103 97 84 81 79 78 89 99102 95 Dewpt 71 70 74 77 78 77 77 77 69 66 72 76 77 77 76 77 71 69 74 RH 41 37 53 80 91 97100 70 38 30 45 77 88 94 94 68 41 35 51 Wind dir SE SE SE SE SE SE SE S S SE SE SE SE SE SE SE SE SE SE Wind spd 13 14 14 11 8 8 8 12 14 16 17 12 11 10 10 13 16 17 17 Wind gust 23 19 25 24 21 20 24 26 27 Clouds FW FW FW FW FW FW FW FW FW FW FW CL FW FW FW FW FW FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 107109104 95 101106109106 93 102108110107 Max heat 107 110 102 106 110 101 108 110 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 78 100 78 101 75 100 76 100 Temp 82 79 98 94 81 79 98 94 79 76 97 93 79 76 97 94 Dewpt 78 77 72 75 79 78 69 73 77 76 71 75 78 76 71 75 PWind dir SE SE SE SE SE SE SE SE Wind char GN GN GN GN LT LT LT LT Avg clouds FW SC SC SC SC SC SC FW FW SC SC FW FW FW FW FW PoP 12hr 0 10 0 0 0 0 0 5 $$ TXZ253-112100- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1136 AM CDT Tue Aug 11 2026 Date Tue 08/11/26 Wed 08/12/26 Thu 08/13/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 102 78 102 79 102 Temp 98101 95 86 82 80 79 89 99102 96 85 82 81 80 89 99101 95 Dewpt 70 68 69 74 76 76 76 74 68 65 66 74 76 75 75 74 70 68 70 RH 41 35 43 68 82 88 91 61 37 30 38 70 82 82 85 61 39 35 45 Wind dir SE SE SE SE SE SE SE S S SE SE SE SE SE SE SE SE SE SE Wind spd 16 17 17 14 11 10 10 16 18 20 19 17 14 12 13 17 19 20 19 Wind gust 25 21 21 21 28 27 26 25 Clouds FW FW FW CL FW FW FW FW CL FW FW CL FW FW FW FW CL FW FW PoP 12hr 0 0 0 0 0 QPF 12hr 0 0 0 0 0 Heat index 106106101 94 98105106100 91 99106107102 Max heat 106 107 99 105 106 96 106 107 Date Fri 08/14/26 Sat 08/15/26 Sun 08/16/26 Mon 08/17/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 80 100 80 101 77 101 77 101 Temp 83 80 97 94 83 80 98 94 82 78 97 94 81 78 97 93 Dewpt 76 76 71 71 77 76 69 68 76 76 70 71 76 76 71 71 PWind dir SE SE SE SE SE SE SE SE Wind char GN BZ GN GN LT GN LT LT Avg clouds FW SC SC SC SC SC SC FW FW SC SC FW FW FW FW FW PoP 12hr 5 10 0 0 0 5 0 5 $$