040
FOUS54 KBRO 231736
PFMBRO
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1236 PM CDT WED SEP 23 2026
TXZ255-232100-
BROWNSVILLE-CAMERON TX
25.91N 97.42W ELEV. 22 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 81 96 80 95
TEMP 95 94 88 85 83 82 81 88 93 94 87 85 83 82 81 87 93 93 87
DEWPT 74 74 75 76 76 76 76 76 74 75 76 77 76 76 76 76 74 76 76
RH 51 53 66 75 80 82 85 68 54 54 70 77 80 82 85 70 54 58 70
WIND DIR E E E E E NE NE E E E E E E E NE E E E E
WIND SPD 12 13 11 5 3 3 2 5 9 12 10 6 4 3 3 5 10 12 10
CLOUDS SC B1 FW SC SC FW SC SC SC SC SC FW FW SC SC SC SC SC FW
POP 12HR 50 20 60 40 60
QPF 12HR 0.06 0.01 0.08 0.01 0.08
RAIN SHWRS S S S C L C S S C C L L C C
TSTMS S S S C S S S S S S C S
HEAT INDEX 106105 98 94 92 100104106 98 95 91 98104105 97
MAX HEAT 106 105 95 91 104 106 95 90 104 106
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 96 80 96 80 96 81 97
TEMP 83 80 94 89 83 80 94 89 83 80 95 90 84 81 95 91
DEWPT 76 76 74 75 76 76 74 75 76 76 74 75 76 76 74 76
PWIND DIR E E SE E SE SE SE SE
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW FW SC SC SC SC SC SC FW FW FW SC FW SC SC SC
POP 12HR 20 40 5 30 5 20 5 10
RAIN SHWRS S S C S C S
TSTMS S S C C S
TXZ255-232100-
HARLINGEN-CAMERON TX
26.23N 97.66W ELEV. 36 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 98 78 99 76 98
TEMP 95 95 88 84 82 80 79 88 95 95 88 84 82 79 78 87 94 95 88
DEWPT 73 73 74 75 75 75 74 76 73 74 74 76 76 75 75 76 74 74 74
RH 49 49 63 74 79 85 85 68 49 51 63 77 82 88 91 70 53 51 63
WIND DIR E E E E E E NE E E E E E E E NE E E E E
WIND SPD 16 17 14 6 4 4 3 6 12 14 13 8 5 4 4 6 12 14 12
CLOUDS B1 B1 SC SC SC FW FW SC SC SC FW FW FW FW SC SC SC SC FW
POP 12HR 50 20 40 20 50
QPF 12HR 0.01 0.01 0.05 0 0.05
RAIN SHWRS S S S C S S S C C C C
TSTMS S S C S S C S
HEAT INDEX 105105 97 93 99104105 97 93 90 98104105 97
MAX HEAT 105 107 94 104 107 95 104 106
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 75 99 75 99 75 99 76 101
TEMP 81 77 95 90 81 77 95 90 81 78 95 91 82 78 97 92
DEWPT 76 74 73 74 76 74 73 74 75 74 72 73 75 74 73 75
PWIND DIR E E SE E SE SE SE SE
WIND CHAR LT LT LT LT LT GN GN GN
AVG CLOUDS FW FW SC SC SC SC SC SC FW FW FW SC FW SC SC SC
POP 12HR 10 40 5 30 5 20 5 10
RAIN SHWRS C C S
TSTMS C C S
TXZ253-232100-
MCALLEN-HIDALGO TX
26.18N 98.24W ELEV. 107 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 79 99 79 99
TEMP 96 97 91 85 83 81 80 87 95 95 90 84 82 80 79 86 94 95 90
DEWPT 72 72 72 74 76 76 76 77 73 74 74 75 76 76 76 77 73 74 74
RH 46 45 54 70 80 85 88 72 49 51 60 74 82 88 91 75 51 51 60
WIND DIR E E E E E N NE NE E E E E N NE NE E E E E
WIND SPD 10 14 14 6 2 0 3 4 9 11 13 6 0 3 3 5 8 11 12
CLOUDS B1 B1 FW FW FW SC SC SC SC B1 FW FW FW SC SC SC SC SC FW
POP 12HR 50 5 70 30 60
QPF 12HR 0.01 0 0.15 0 0.07
RAIN SHWRS C C C L C C C C C L L
TSTMS C S C C C C
HEAT INDEX 105105 99 92 90 98104105 99 92 90 97104106 98
MAX HEAT 105 108 96 104 108 95 104 106
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 79 102 79 101 80 103
TEMP 82 79 95 92 82 79 96 93 83 80 97 94 83 80 98 95
DEWPT 76 76 73 73 76 76 72 73 76 76 72 72 76 76 72 73
PWIND DIR E E SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC SC SC FW SC SC SC FW FW FW FW SC FW SC
POP 12HR 10 30 5 20 5 5 0 10
RAIN SHWRS C S
TSTMS C S
TXZ355-232100-
BAYVIEW/PORT ISABEL-CAMERON TX
26.16N 97.34W ELEV. 19 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 94 80 95 79 94
TEMP 93 92 87 85 84 82 80 89 92 92 87 85 83 81 80 88 92 92 87
DEWPT 77 77 77 77 76 76 76 77 77 78 77 77 77 76 76 77 77 78 77
RH 60 62 72 77 77 82 88 68 62 64 72 77 82 85 88 70 62 64 72
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 14 16 12 8 5 4 4 8 12 14 11 9 6 4 4 8 12 13 11
CLOUDS SC SC SC SC SC SC SC B1 FW FW FW FW FW SC SC SC SC SC FW
POP 12HR 40 30 40 40 60
QPF 12HR 0 0.07 0.07 0.03 0.06
RAIN SHWRS S S S C S C C S S C C L L C C
TSTMS S S S C S S S S S C S
HEAT INDEX 107106 99 95 92 102107107100 96 92 101107107 99
MAX HEAT 107 108 97 91 107 109 97 90 107 108
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 94 78 95 78 95 79 96
TEMP 83 79 93 88 82 79 93 89 82 79 93 89 83 80 94 90
DEWPT 77 76 77 77 77 76 77 77 76 75 77 77 76 76 77 78
PWIND DIR E E SE E SE SE SE SE
WIND CHAR LT GN LT GN LT GN GN BZ
AVG CLOUDS FW FW SC SC SC SC SC SC FW SC SC FW FW SC SC SC
POP 12HR 20 30 5 30 5 20 5 10
RAIN SHWRS S S C C S
TSTMS S S C S S
TXZ249-232100-
HEBBRONVILLE-JIM HOGG TX
27.35N 98.74W ELEV. 663 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 98 75 96 74 97
TEMP 93 97 91 83 79 76 75 83 92 93 87 82 78 76 75 83 92 94 87
DEWPT 70 65 70 75 77 76 75 78 72 70 74 76 78 76 75 77 70 68 73
RH 47 35 50 77 94100100 85 52 47 65 82100100100 82 49 43 63
WIND DIR E E E E E N N E E E E E N N N E E E E
WIND SPD 10 13 13 8 4 0 0 6 9 12 12 6 0 0 0 6 9 11 11
WIND GUST 10
CLOUDS SC SC SC SC SC SC SC B1 B2 B1 SC FW SC SC SC SC SC SC SC
POP 12HR 10 10 60 10 30
QPF 12HR 0 0 0.12 0 0
RAIN SHWRS C C C C C
TSTMS S C S S S
HEAT INDEX 99100 96 90 93 99 99 95 92 98 99 94
MAX HEAT 99 101 92 100 101 92 98 100
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 73 97 74 98 74 99 75 100
TEMP 78 74 92 91 79 75 93 92 79 75 94 93 80 76 95 94
DEWPT 77 74 70 72 77 75 69 71 77 75 69 70 77 76 70 73
PWIND DIR SE SE SE SE SE SE SE SE
WIND CHAR LT LT LT LT GN LT GN GN
AVG CLOUDS FW SC SC SC SC SC SC SC SC SC SC FW SC SC SC SC
POP 12HR 0 10 0 10 0 5 5 10
TXZ250-232100-
FALFURRIAS-BROOKS TX
27.21N 98.12W ELEV. 113 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 99 76 98 75 98
TEMP 97 97 90 83 80 77 76 86 95 94 89 83 80 77 76 86 95 95 89
DEWPT 69 69 74 77 76 76 75 78 72 73 75 77 76 76 75 77 70 72 74
RH 40 40 60 82 88 97 97 77 48 51 64 82 88 97 97 75 45 48 61
WIND DIR E E E E N N NE E E E E E N N NE E E E E
WIND SPD 12 16 12 3 0 0 2 6 12 14 11 2 0 0 3 6 11 12 11
WIND GUST 12
CLOUDS SC B1 SC FW SC SC SC FW B1 B1 SC FW SC SC SC SC SC SC FW
POP 12HR 10 10 50 10 20
QPF 12HR 0 0 0.09 0 0
RAIN SHWRS C S S S S S
TSTMS S S S S
HEAT INDEX 103103 99 91 99103104 99 92 98102104 98
MAX HEAT 103 105 95 103 105 95 102 104
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 74 99 74 99 75 100 76 101
TEMP 79 75 96 91 79 75 96 92 80 75 97 92 81 77 98 93
DEWPT 76 74 70 74 76 74 70 74 76 74 70 74 76 75 70 75
PWIND DIR E E SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC SC SC SC SC SC SC FW SC SC FW SC SC SC
POP 12HR 5 20 0 20 0 10 5 10
RAIN SHWRS S S
TSTMS S S
TXZ253-232100-
EDINBURG-HIDALGO TX
26.44N 98.13W ELEV. 75 FT
1236 PM CDT WED SEP 23 2026
DATE WED 09/23/26 THU 09/24/26 FRI 09/25/26
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 99 77 98 76 98
TEMP 95 96 89 83 81 78 78 87 93 94 88 83 80 78 77 86 94 94 88
DEWPT 71 70 72 74 75 74 74 75 72 72 73 75 75 75 75 75 72 72 73
RH 46 43 57 74 82 88 88 68 51 49 61 77 85 91 94 70 49 49 61
WIND DIR E E E E N N N E E E E N N N N E E E E
WIND SPD 11 17 13 3 0 0 0 3 10 13 11 0 0 0 0 3 10 13 10
WIND GUST 13 13
CLOUDS SC SC SC SC SC SC FW SC B1 SC FW FW FW SC SC SC SC SC FW
POP 12HR 40 10 70 30 40
QPF 12HR 0 0 0.10 0.01 0.06
RAIN SHWRS S C C C C C C C C C
TSTMS S C C C C
HEAT INDEX 102103 96 90 96101102 96 90 95101103 96
MAX HEAT 102 104 93 101 105 93 101 103
DATE SAT 09/26/26 SUN 09/27/26 MON 09/28/26 TUE 09/29/26
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 75 99 76 100 76 100 77 101
TEMP 80 76 94 91 80 76 95 92 81 77 96 93 81 78 97 94
DEWPT 75 74 71 73 75 74 70 72 75 74 70 72 75 74 71 73
PWIND DIR E E SE SE SE SE SE SE
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS FW FW SC SC SC FW SC SC SC FW SC FW SC FW SC SC
POP 12HR 10 30 5 20 5 10 5 10
RAIN SHWRS C S
TSTMS C S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page