Point Forecast Matrices
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
305 FOUS54 KBRO 190540 PFMBRO Point Forecast Matrices National Weather Service Brownsville TX 1240 AM CDT Tue Aug 19 2025 TXZ255-200900- Brownsville-Cameron TX 25.91N 97.42W Elev. 22 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 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 95 78 95 78 Temp 82 80 79 87 94 94 88 83 82 80 79 86 91 92 88 83 82 79 79 Dewpt 77 77 76 77 74 73 74 76 76 76 76 75 74 73 75 77 76 76 75 RH 85 91 91 72 53 51 63 80 82 88 91 70 58 54 66 82 82 91 88 Wind dir SE SE NE E E E E E SE S NW N NE NE E E S SW W Wind spd 2 1 1 2 5 10 9 3 1 1 2 2 5 9 6 2 1 1 2 Clouds FW FW FW FW FW FW FW CL FW FW FW SC SC SC FW FW FW FW FW PoP 12hr 0 20 20 40 10 QPF 12hr 0 0 0 0.05 0 Rain shwrs C C C C Tstms S C C S Heat index 90 98104103 97 92 95100100 97 92 Max heat 93 90 104 103 95 100 101 95 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 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 79 96 79 95 78 95 79 95 Temp 93 88 82 79 93 88 83 79 93 87 82 79 92 87 82 80 92 87 Dewpt 73 74 76 75 73 75 76 75 74 76 77 76 74 76 77 76 75 77 PWind dir NE SE SE SE SE SE SE SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW CL FW FW FW FW FW SC FW SC SC SC SC FW SC SC PoP 12hr 20 10 30 20 40 30 40 20 30 Rain shwrs S C S C C C C C S C C Tstms S C S S C S C C S S C $$ TXZ255-200900- Harlingen-Cameron TX 26.23N 97.66W Elev. 36 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 74 97 74 95 73 Temp 79 76 76 86 94 95 89 82 79 76 76 86 91 93 88 81 78 75 75 Dewpt 77 76 74 77 72 72 73 76 76 75 74 76 72 73 74 76 76 74 74 RH 94100 94 75 49 48 59 82 91 97 94 72 54 52 63 85 94 97 97 Wind dir SE S NE E E E E E SE W NW N NE E E E S S W Wind spd 2 1 1 1 6 10 10 4 1 1 2 2 6 9 8 2 1 1 1 Clouds FW FW FW FW FW FW FW CL FW FW FW SC SC SC FW FW FW FW FW PoP 12hr 0 20 20 50 5 QPF 12hr 0 0 0 0.06 0 Rain shwrs C C C C Tstms S S C C Heat index 97102103 97 96 99102 97 Max heat 102 103 93 99 102 94 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 97 74 97 74 96 74 96 74 96 Temp 93 89 79 77 92 89 79 76 93 88 79 76 92 87 78 76 92 87 Dewpt 71 73 76 74 72 74 76 74 73 74 76 74 73 74 76 75 73 74 PWind dir NE SE SE SE E SE E SE SE Wind char LT LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW FW SC FW FW FW SC FW FW SC SC FW FW SC SC PoP 12hr 30 10 30 20 40 20 40 10 30 Rain shwrs C C S S C S C C S C Tstms C C S S C S S C S C $$ TXZ253-200900- McAllen-Hidalgo TX 26.18N 98.24W Elev. 107 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 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 79 102 78 99 77 Temp 83 81 79 88 96 99 94 87 83 81 79 87 94 95 91 86 82 79 78 Dewpt 75 76 76 76 70 68 69 72 74 75 75 75 71 70 71 73 75 75 74 RH 77 85 91 68 43 37 44 61 74 82 88 68 47 45 52 65 79 88 88 Wind dir SE SE SE SE E E E E SE SW N N NE NE E E SE S S Wind spd 5 2 1 1 5 8 12 8 4 2 1 2 5 6 10 5 2 2 1 Clouds CL FW SC FW CL FW FW FW FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 0 20 10 50 10 QPF 12hr 0 0 0 0.06 0.01 Rain shwrs S S S C C Tstms S C C Heat index 90 98103105 99 93 96101102 98 92 Max heat 93 90 103 105 97 101 102 96 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 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 101 79 100 78 99 78 99 78 99 Temp 95 94 82 79 95 91 83 78 93 92 82 78 93 91 82 79 94 91 Dewpt 70 69 75 74 70 72 75 75 71 71 75 75 71 72 75 75 71 72 PWind dir E SE E SE E SE E SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC FW FW FW SC SC FW FW SC FW FW FW SC PoP 12hr 30 10 40 20 40 20 40 10 30 Rain shwrs C C S C S S C C Tstms C C S C S C C $$ TXZ355-200900- Bayview/Port Isabel-Cameron TX 26.16N 97.34W Elev. 19 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 77 92 77 92 76 Temp 82 79 78 87 90 90 86 83 81 79 77 86 88 90 86 83 81 79 77 Dewpt 78 77 76 78 77 77 77 78 78 77 76 78 77 76 77 77 77 76 75 RH 88 94 94 75 66 66 75 85 91 94 97 77 70 64 75 82 88 91 94 Wind dir SE S NW E E E E E SE SW NW N NE NE E E S SW W Wind spd 2 1 1 2 9 10 8 3 1 1 2 3 9 10 6 2 1 1 2 Clouds FW FW SC FW FW FW CL CL FW FW FW SC FW FW FW FW FW FW FW PoP 12hr 0 10 20 40 5 QPF 12hr 0 0 0 0.02 0 Rain shwrs C C S S S Tstms S C S S Heat index 91 100103104 97 92 90 98101102 98 92 Max heat 91 104 104 96 101 102 96 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 93 77 93 77 92 77 92 78 93 Temp 90 87 82 77 90 87 82 78 90 87 81 78 89 86 82 78 90 87 Dewpt 76 76 77 76 77 77 77 76 77 77 78 76 78 77 78 77 78 78 PWind dir NE SE SE SE SE SE E SE SE Wind char LT LT LT LT LT LT LT LT GN Avg clouds FW FW FW FW FW FW FW FW FW FW FW FW SC SC FW FW SC SC PoP 12hr 20 10 20 20 30 20 30 20 30 Rain shwrs S S S S S C C S C C S C S Tstms S S S S S C S C C S C S $$ TXZ249-200900- Hebbronville-Jim Hogg TX 27.35N 98.74W Elev. 663 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 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 99 75 98 74 Temp 79 76 75 86 95 97 90 82 79 76 75 86 93 95 91 83 79 76 75 Dewpt 77 76 75 77 68 67 72 74 75 74 73 75 71 68 71 74 75 74 74 RH 94100100 75 42 38 56 77 88 94 94 70 49 42 52 74 88 94 97 Wind dir SE S S S E E E E SE W N NE NE E E SE SE S S Wind spd 5 3 1 2 4 8 10 5 2 1 1 2 5 6 8 4 2 1 1 Clouds CL FW FW FW FW SC SC SC FW SC FW SC SC SC FW FW FW FW FW PoP 12hr 0 30 30 40 20 QPF 12hr 0 0.08 0 0.01 0 Rain shwrs C C C S S C C S S S Tstms C C S C C S Heat index 97100101 97 94 99100 98 90 Max heat 100 101 94 99 100 96 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 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 75 95 74 95 74 95 74 95 Temp 93 90 79 76 91 87 78 75 91 87 78 74 91 88 78 75 92 87 Dewpt 70 71 76 74 72 74 77 75 71 73 77 74 71 72 77 74 71 74 PWind dir NE SE NE SE E SE E SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC SC FW SC SC SC FW SC SC SC FW FW SC FW FW FW SC PoP 12hr 60 40 50 20 40 20 30 10 20 Rain shwrs S L C C S C S S C S C S Tstms C C S C S C S C S $$ TXZ250-200900- Falfurrias-Brooks TX 27.21N 98.12W Elev. 113 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 75 99 75 97 74 Temp 79 77 75 87 96 97 90 82 78 77 75 86 93 95 91 82 78 76 74 Dewpt 78 77 75 77 70 70 73 75 76 75 74 77 71 71 73 75 76 76 74 RH 97100100 72 43 42 58 79 94 94 97 75 49 46 56 79 94100100 Wind dir SE S N S E E NE E N N N N NE E E SE S S SW Wind spd 2 1 0 1 5 6 8 2 0 0 1 2 5 5 5 2 1 1 1 Clouds FW FW FW FW FW SC SC FW FW SC FW SC SC SC FW FW FW FW FW PoP 12hr 0 30 20 50 10 QPF 12hr 0 0.13 0 0.03 0 Rain shwrs S S S S C C C C S Tstms S S S S S S C C Heat index 99103104 98 97101103 99 Max heat 103 104 94 101 103 96 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 97 75 95 74 95 74 95 74 95 Temp 94 90 79 75 93 87 78 75 93 87 78 75 92 87 78 75 92 87 Dewpt 70 73 76 74 72 76 77 75 72 76 78 75 72 75 77 75 73 77 PWind dir NE SE NE SE E SE E SE E Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW SC FW FW SC SC FW FW FW SC SC FW FW SC FW FW SC SC PoP 12hr 50 30 50 20 40 10 40 10 30 Rain shwrs S C C C S C S S C C C Tstms C C S S C S C C C $$ TXZ253-200900- Edinburg-Hidalgo TX 26.44N 98.13W Elev. 75 ft 1240 AM CDT Tue Aug 19 2025 Date 08/18/25 Tue 08/19/25 Wed 08/20/25 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 99 76 97 75 Temp 80 78 76 87 94 97 90 83 80 78 77 87 92 93 88 82 79 77 76 Dewpt 76 76 74 75 71 69 70 74 74 74 73 74 71 71 71 74 75 74 73 RH 88 94 94 68 47 40 52 74 82 88 87 65 51 49 57 77 88 90 90 Wind dir SE SE N SE E NE E E SE S N N NE NE E E SE S N Wind spd 3 1 0 1 4 9 10 4 2 1 1 2 5 8 6 2 1 1 0 Clouds CL FW SC FW CL FW FW FW FW FW FW FW SC SC FW FW FW FW FW PoP 12hr 0 20 20 50 10 QPF 12hr 0 0 0 0.07 0 Rain shwrs S C C C C Tstms S S C C Heat index 96101103 96 90 95 99100 94 Max heat 101 103 94 99 100 92 Date 08/21 Fri 08/22/25 Sat 08/23/25 Sun 08/24/25 Mon 08/25/25 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 76 98 76 97 76 96 76 97 Temp 94 89 80 77 93 87 80 76 92 88 79 76 92 87 80 77 92 87 Dewpt 70 71 74 74 71 73 75 74 71 72 75 74 72 72 75 75 72 73 PWind dir NE SE E SE E SE E SE SE Wind char LT LT LT LT LT LT LT LT LT Avg clouds FW FW FW FW FW SC FW FW FW SC FW FW FW SC FW FW FW SC PoP 12hr 40 20 50 20 50 20 40 10 40 Rain shwrs C S C S C S S C C Tstms C S C S C S S C C $$