686
FOUS54 KBRO 221646
PFMBRO
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1146 AM CDT TUE SEP 22 2026
TXZ255-222100-
BROWNSVILLE-CAMERON TX
25.91N 97.42W ELEV. 22 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 95 80 95 80 95
TEMP 94 94 88 85 83 81 81 88 93 93 87 85 83 81 80 87 92 94 89
DEWPT 74 74 75 76 76 76 76 76 75 75 76 77 77 77 76 77 75 75 76
RH 53 53 66 75 80 85 85 68 56 56 70 77 82 88 88 72 58 54 66
WIND DIR E E E E E NE NE NE NE E E E E E NE NE E E E
WIND SPD 10 12 11 5 3 2 3 5 10 13 10 5 3 2 2 5 10 13 11
CLOUDS SC FW FW FW FW FW FW SC SC SC FW FW FW FW FW SC SC SC SC
POP 12HR 20 10 50 30 60
QPF 12HR 0.01 0 0.18 0 0.09
RAIN SHWRS C C C C L L C C S
TSTMS S C S C S S
HEAT INDEX 104104 97 94 91 99104104 97 94 92 98104106100
MAX HEAT 104 105 94 90 104 105 95 90 104 106
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 96 79 96 80 96
TEMP 83 81 93 89 83 80 93 89 83 80 94 89 83 80 94 89
DEWPT 77 76 75 75 76 76 74 75 76 76 74 75 76 76 74 76
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC SC SC SC FW SC SC SC SC SC SC SC FW FW FW SC
POP 12HR 30 40 10 40 20 30 5 20
RAIN SHWRS S C C C S C S S C S
TSTMS S S S C S C S C S
TXZ255-222100-
HARLINGEN-CAMERON TX
26.23N 97.66W ELEV. 36 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 76 98 76 98
TEMP 95 95 88 84 82 79 78 87 94 95 88 84 82 79 78 87 94 96 90
DEWPT 72 72 73 75 75 75 75 76 74 74 75 76 76 76 75 77 74 74 75
RH 48 48 61 74 79 88 91 70 53 51 66 77 82 91 91 72 53 49 62
WIND DIR E E E E E N N NE E E E E E E NE NE E E E
WIND SPD 12 16 14 6 3 0 3 6 12 16 13 5 3 3 3 6 13 16 13
CLOUDS FW FW FW FW FW FW FW SC FW FW FW FW FW FW FW SC SC SC SC
POP 12HR 20 5 60 20 50
QPF 12HR 0 0 0.07 0 0.04
RAIN SHWRS C L S S C C C C
TSTMS S C S C S
HEAT INDEX 104104 96 92 98104105 97 93 98104108100
MAX HEAT 104 106 94 104 107 94 104 108
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 76 98 75 99 75 99 75 100
TEMP 82 78 95 90 81 77 95 90 81 78 96 90 81 77 96 90
DEWPT 76 75 74 74 76 74 73 74 76 74 72 74 75 74 73 74
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC FW SC SC FW SC SC SC SC SC SC SC FW FW FW SC
POP 12HR 10 30 5 40 20 30 5 30
RAIN SHWRS C C C S C C
TSTMS S C C C C
TXZ253-222100-
MCALLEN-HIDALGO TX
26.18N 98.24W ELEV. 107 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 96 91 85 82 80 79 87 95 95 90 84 82 80 79 86 94 97 91
DEWPT 72 72 72 74 75 76 76 77 73 73 73 75 76 76 76 77 73 74 74
RH 46 46 54 70 79 88 91 72 49 49 58 74 82 88 91 75 51 48 58
WIND DIR E E E E N N NE NE E E E E N N NE NE E E E
WIND SPD 9 12 14 8 0 0 3 5 9 12 14 6 0 0 3 6 10 12 13
CLOUDS SC SC FW CL CL FW FW FW SC SC FW FW FW SC FW SC B1 B1 SC
POP 12HR 50 5 60 20 60
QPF 12HR 0.02 0 0.12 0.01 0.11
RAIN SHWRS S C S L L S S C C L L
TSTMS S C C C C C
HEAT INDEX 105105 98 92 98104105 98 92 98103108101
MAX HEAT 105 108 95 104 107 96 103 108
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 78 101 79 101 79 102
TEMP 82 79 95 92 82 79 95 93 82 79 96 94 82 79 96 94
DEWPT 77 76 73 73 76 76 72 73 76 76 72 72 76 76 72 72
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW SC SC FW SC SC SC SC SC SC SC FW FW FW FW
POP 12HR 10 40 5 30 5 20 5 20
RAIN SHWRS S C C S S
TSTMS C C S S
TXZ355-222100-
BAYVIEW/PORT ISABEL-CAMERON TX
26.16N 97.34W ELEV. 19 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 79 94 79 94
TEMP 93 92 87 85 83 81 80 88 92 92 87 85 83 81 80 89 93 92 87
DEWPT 76 77 76 77 76 76 76 77 77 78 77 77 77 77 76 77 77 78 78
RH 58 62 70 77 80 85 88 70 62 64 72 77 82 88 88 68 60 64 75
WIND DIR E E E E E E E NE NE E E E E E E E E E E
WIND SPD 12 14 11 8 4 3 3 8 12 14 11 8 5 4 3 6 12 14 11
CLOUDS SC FW FW FW FW FW FW FW FW FW FW FW FW SC SC SC SC SC SC
POP 12HR 20 10 50 20 50
QPF 12HR 0 0 0.18 0 0.01
RAIN SHWRS S C C S S C C C C S
TSTMS S C S C S S
HEAT INDEX 106106 99 95 91 101106106 99 96 92 102108107100
MAX HEAT 106 107 96 90 106 108 97 91 108 108
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 79 94 78 95 78 95
TEMP 83 80 93 88 83 79 92 88 82 79 93 89 82 79 93 89
DEWPT 77 76 77 77 76 75 77 77 76 76 76 77 76 75 76 77
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT GN LT GN LT GN LT GN
AVG CLOUDS SC SC SC SC FW SC SC SC SC SC SC SC FW FW SC FW
POP 12HR 30 40 10 30 20 30 10 20
RAIN SHWRS S C C C S C S S C S
TSTMS S S S C S C S S C S
TXZ249-222100-
HEBBRONVILLE-JIM HOGG TX
27.35N 98.74W ELEV. 663 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 74 97 74 96
TEMP 93 96 88 83 79 76 75 83 92 94 86 82 78 76 75 83 91 95 88
DEWPT 70 68 72 75 77 76 75 78 71 69 74 77 78 76 75 77 72 69 74
RH 47 40 59 77 94100100 85 51 44 68 85100100100 82 54 43 63
WIND DIR E E E SE N N N E E E E E N N N E E E E
WIND SPD 8 11 13 8 0 0 0 6 10 12 13 6 0 0 0 6 10 12 12
WIND GUST 11 17 10
CLOUDS SC SC CL CL FW FW FW B1 B1 SC SC FW SC FW SC SC SC B1 SC
POP 12HR 20 0 40 10 30
QPF 12HR 0.02 0 0.11 0 0.04
RAIN SHWRS S C C C C C
TSTMS S S S S
HEAT INDEX 100101 95 90 92 99 99 94 90 92 99101 98
MAX HEAT 100 103 92 99 102 92 99 101
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 73 98 73 99 74 99
TEMP 78 75 93 89 77 74 92 91 78 75 94 92 79 75 94 92
DEWPT 78 75 70 72 77 74 69 70 76 74 69 71 77 75 69 71
PWIND DIR E E SE E SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC FW
POP 12HR 0 20 0 5 5 10 5 20
RAIN SHWRS S S
TSTMS S S
TXZ250-222100-
FALFURRIAS-BROOKS TX
27.21N 98.12W ELEV. 113 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 75 99 76 98
TEMP 96 96 90 83 79 76 75 86 95 95 88 83 80 77 76 86 95 97 91
DEWPT 71 71 74 77 76 76 75 78 72 73 76 77 77 76 76 78 72 73 76
RH 45 45 60 82 91100100 77 48 49 68 82 91 97100 77 48 46 62
WIND DIR E E E E N N N NE E E E E N N NE E E E E
WIND SPD 9 13 11 3 0 0 2 6 11 16 12 2 0 0 3 6 12 14 11
WIND GUST 12
CLOUDS SC SC CL CL FW FW FW FW FW SC FW FW SC FW SC SC SC SC FW
POP 12HR 30 5 30 10 30
QPF 12HR 0.01 0 0 0 0.05
RAIN SHWRS S S S C C S S
TSTMS S S S S S
HEAT INDEX 104104 99 91 98103104 99 91 97103107102
MAX HEAT 104 105 95 103 105 96 103 107
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 74 99 74 100 75 100
TEMP 80 76 96 91 78 75 96 91 79 75 97 91 80 75 97 92
DEWPT 77 75 71 74 76 74 69 74 76 74 70 74 76 75 70 74
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC FW SC SC SC SC SC SC SC SC SC SC SC
POP 12HR 5 20 0 20 5 20 5 10
RAIN SHWRS S S S
TSTMS S S S
TXZ253-222100-
EDINBURG-HIDALGO TX
26.44N 98.13W ELEV. 75 FT
1146 AM CDT TUE SEP 22 2026
DATE TUE 09/22/26 WED 09/23/26 THU 09/24/26
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 76 98 76 97
TEMP 95 95 89 83 80 78 77 86 93 94 88 83 80 78 77 86 92 95 90
DEWPT 70 71 72 74 75 74 74 75 72 72 73 75 76 75 75 75 72 73 74
RH 45 46 57 74 85 88 90 70 51 49 61 77 88 91 94 70 52 49 60
WIND DIR E E E E N N N NE E E E N N N N NE E E E
WIND SPD 10 14 13 3 0 0 0 4 10 14 12 0 0 0 0 5 11 14 11
WIND GUST 13 12
CLOUDS SC SC CL CL CL FW FW SC SC SC FW FW FW FW SC SC SC SC SC
POP 12HR 30 0 70 20 50
QPF 12HR 0 0 0.16 0.01 0.08
RAIN SHWRS S S L S S S C C C C
TSTMS S C S C C
HEAT INDEX 102103 96 90 95101103 96 90 94100105 99
MAX HEAT 102 104 93 101 104 93 100 105
DATE FRI 09/25/26 SAT 09/26/26 SUN 09/27/26 MON 09/28/26
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 76 98 75 99 76 100 76 100
TEMP 80 77 94 90 80 76 94 91 80 76 95 92 80 76 95 92
DEWPT 76 75 72 73 75 74 71 72 75 74 71 73 75 74 70 72
PWIND DIR E E E E SE SE SE SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW SC SC SC SC FW SC SC SC SC SC SC SC FW FW FW
POP 12HR 10 30 5 20 20 20 5 20
RAIN SHWRS C S S S S
TSTMS C S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page