189  
FOUS54 KBRO 081726  
PFMBRO  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
1226 PM CDT FRI MAY 8 2026  
 
TXZ255-082100-  
BROWNSVILLE-CAMERON TX  
25.91N 97.42W ELEV. 22 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 91 77 90 76 92  
TEMP 88 90 85 80 79 78 77 82 86 88 84 80 78 77 77 83 90 91 86  
DEWPT 76 75 75 75 76 75 75 76 75 75 75 75 75 74 75 76 75 75 76  
RH 68 62 72 85 91 91 94 82 70 66 74 85 91 90 94 80 62 60 72  
WIND DIR SE SE SE SE SE SE NE E SE SE E E SE SE SE SE SE SE SE  
WIND SPD 9 11 10 8 4 3 3 4 6 8 6 4 2 1 2 2 6 10 9  
CLOUDS B2 SC SC B1 B1 B1 B1 SC B2 B2 B1 B1 B1 B1 B2 B1 B1 B1 B1  
POP 12HR 30 5 30 0 5  
QPF 12HR 0 0 0.06 0 0  
RAIN SHWRS S S C  
TSTMS S S C  
HEAT INDEX 99101 94 95 98 92 92100103 96  
MAX HEAT 99 101 95 98 100 103  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 88 74 87 73 89 74 88  
TEMP 80 78 86 82 76 74 84 81 76 73 87 83 77 74 86 83  
DEWPT 76 75 74 72 72 70 69 68 70 69 69 69 71 70 70 71  
PWIND DIR E NE NE NE SE E SE SE  
WIND CHAR LT GN LT GN LT LT LT GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B2 B2 B2 B1 B1 SC SC SC  
POP 12HR 5 5 0 0 0 5 5 10  
 
 
TXZ255-082100-  
HARLINGEN-CAMERON TX  
26.23N 97.66W ELEV. 36 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 92 74 89 73 93  
TEMP 88 91 86 79 78 76 75 80 85 88 84 79 77 75 74 82 90 92 87  
DEWPT 76 76 75 75 75 74 74 76 75 75 75 74 74 73 74 76 75 75 76  
RH 68 62 70 88 91 94 97 88 72 66 74 85 90 94100 82 62 58 70  
WIND DIR SE SE SE SE SE SE NE E E E E E SE N N N E E E  
WIND SPD 8 11 12 10 8 4 3 4 6 9 10 6 3 0 0 0 5 10 13  
CLOUDS B2 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC  
POP 12HR 20 5 20 0 5  
QPF 12HR 0.05 0 0.04 0 0  
RAIN SHWRS S S S  
TSTMS S S S  
HEAT INDEX 99103 94 94 98 92 90100104 97  
MAX HEAT 99 103 94 98 100 104  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 88 69 87 70 89 71 89  
TEMP 79 75 85 82 74 71 84 81 73 70 87 83 74 71 87 83  
DEWPT 76 74 74 72 71 69 69 68 69 68 68 70 70 69 71 71  
PWIND DIR E NE NE E SE E SE SE  
WIND CHAR LT GN LT GN LT GN LT GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC SC  
POP 12HR 5 5 0 0 0 5 5 10  
 
 
TXZ253-082100-  
MCALLEN-HIDALGO TX  
26.18N 98.24W ELEV. 107 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 92 76 90 75 95  
TEMP 87 91 88 81 78 77 76 79 85 89 86 80 78 76 75 81 90 94 91  
DEWPT 76 75 75 75 75 74 74 74 75 74 74 74 74 73 73 75 74 71 74  
RH 70 60 66 82 91 90 94 85 72 61 68 82 88 90 94 82 60 47 58  
WIND DIR E SE SE SE SE E NE E SE E E E SE N N SE SE E E  
WIND SPD 5 9 11 9 10 4 5 4 4 5 9 6 3 0 0 2 3 5 10  
CLOUDS B2 B1 B1 B2 B2 SC B2 B2 B1 SC B1 B2 B1 B1 B2 B1 B1 SC SC  
POP 12HR 10 20 20 5 0  
QPF 12HR 0.04 0.08 0.01 0 0  
RAIN SHWRS S S S S S  
TSTMS S S S S S  
HEAT INDEX 97102 97 94 98 94 99102100  
MAX HEAT 97 102 92 94 98 90 99 102  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 91 71 90 71 90 72 91  
TEMP 79 76 87 85 75 72 85 85 75 72 87 86 75 72 88 86  
DEWPT 75 74 73 71 70 69 69 67 69 69 68 68 70 71 70 70  
PWIND DIR E NE E E SE SE SE SE  
WIND CHAR LT GN LT LT LT LT LT GN  
AVG CLOUDS B1 B1 B2 B1 B1 B1 B2 B1 B2 B2 B2 B1 SC SC SC SC  
POP 12HR 10 10 0 0 0 5 5 10  
 
 
TXZ355-082100-  
BAYVIEW/PORT ISABEL-CAMERON TX  
26.16N 97.34W ELEV. 19 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 89 76 88 76 90  
TEMP 86 88 83 79 78 77 76 81 84 86 82 79 78 77 76 83 87 89 84  
DEWPT 78 77 76 76 76 75 75 77 76 76 76 76 75 75 75 77 77 78 77  
RH 77 70 80 91 94 94 97 88 77 72 82 91 91 94 97 82 72 70 80  
WIND DIR E E SE SE SE S NE E E E E E SE SE SE SE E E SE  
WIND SPD 11 13 10 8 5 3 3 4 9 10 8 4 2 2 2 3 9 11 9  
CLOUDS B2 B1 B1 B1 B1 B2 B1 SC B2 B1 SC SC B1 B1 B2 B1 B1 B1 B1  
POP 12HR 30 5 20 0 0  
QPF 12HR 0 0 0.07 0 0  
RAIN SHWRS S S  
TSTMS S S  
HEAT INDEX 98101 91 94 97 90 91 99103 94  
MAX HEAT 98 101 94 97 99 103  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 86 74 85 73 87 74 87  
TEMP 79 77 83 80 76 74 82 80 75 73 85 81 77 74 85 82  
DEWPT 76 75 76 73 72 70 71 70 70 69 71 72 71 70 73 73  
PWIND DIR E NE NE E SE E SE SE  
WIND CHAR LT GN LT GN LT GN LT GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC  
POP 12HR 5 5 0 0 0 5 5 10  
 
 
TXZ249-082100-  
HEBBRONVILLE-JIM HOGG TX  
27.35N 98.74W ELEV. 663 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 86 72 86 72 92  
TEMP 81 85 84 77 75 74 73 76 82 86 84 77 74 73 72 79 87 92 90  
DEWPT 74 74 75 77 75 74 73 75 74 72 73 75 74 73 72 75 73 68 68  
RH 79 70 74100100100100 97 77 63 70 94100100100 88 63 46 49  
WIND DIR SE SE SE SE E NE E SE N E E E SE N N N N SE E  
WIND SPD 5 6 8 8 5 3 3 3 0 1 6 5 3 0 0 0 0 4 8  
CLOUDS B2 B1 B2 B1 B1 B1 SC B1 B1 SC SC SC B1 B1 B1 SC SC SC SC  
POP 12HR 20 60 20 5 5  
QPF 12HR 0.05 0.28 0.19 0 0  
RAIN SHWRS C C C C S S  
TSTMS C C C C S  
HEAT INDEX 93 92 92 90 94 96 95  
MAX HEAT 93 92 94 96  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 86 68 87 69 89 70 90  
TEMP 76 74 82 84 73 68 83 85 73 69 85 87 73 70 86 87  
DEWPT 76 72 70 68 70 68 65 64 69 69 66 65 71 70 67 68  
PWIND DIR E NE E E SE SE SE SE  
WIND CHAR LT GN LT LT LT LT GN GN  
AVG CLOUDS SC B1 B1 B1 SC B1 B1 B1 B1 B2 B1 SC FW SC B1 SC  
POP 12HR 20 5 0 0 0 5 5 5  
RAIN SHWRS S  
 
 
TXZ250-082100-  
FALFURRIAS-BROOKS TX  
27.21N 98.12W ELEV. 113 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 88 74 88 73 93  
TEMP 84 87 84 77 77 75 74 79 85 87 84 77 75 74 73 81 89 92 88  
DEWPT 74 75 77 76 76 75 74 75 73 73 75 75 74 74 73 75 73 70 75  
RH 72 68 80 97 97100100 88 67 63 74 94 97100100 82 59 49 66  
WIND DIR E SE E SE SE NE NE E E E E E N N N N N SE E  
WIND SPD 5 8 9 6 5 2 3 4 3 5 8 5 0 0 0 0 0 6 11  
CLOUDS B1 B1 B1 B2 B1 B1 SC B1 B1 B1 FW SC B1 B1 B1 B1 SC SC SC  
POP 12HR 20 40 20 5 0  
QPF 12HR 0.11 0.11 0.04 0 0  
RAIN SHWRS S C C C S S  
TSTMS S C C C S S  
HEAT INDEX 92 96 94 91 94 92 97 98 98  
MAX HEAT 92 98 91 95 97 99  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 88 69 88 69 90 70 90  
TEMP 77 75 85 85 73 69 85 82 73 69 87 84 73 70 88 84  
DEWPT 76 73 70 70 70 68 66 68 69 69 65 69 71 70 67 72  
PWIND DIR E NE E E SE SE SE SE  
WIND CHAR LT GN LT LT LT LT LT GN  
AVG CLOUDS SC B1 B1 B1 SC B1 B1 B1 B1 B2 B1 B1 SC SC B1 SC  
POP 12HR 10 0 0 0 0 5 5 5  
 
 
TXZ253-082100-  
EDINBURG-HIDALGO TX  
26.44N 98.13W ELEV. 75 FT  
1226 PM CDT FRI MAY 8 2026  
 
DATE FRI 05/08/26 SAT 05/09/26 SUN 05/10/26  
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 91 74 89 74 94  
TEMP 86 90 86 79 77 76 75 79 85 88 85 79 76 75 74 81 89 93 89  
DEWPT 74 75 75 76 74 74 74 74 73 72 74 75 73 73 73 74 72 70 74  
RH 68 62 70 91 90 94 97 85 67 59 70 88 90 94 97 79 57 47 61  
WIND DIR E SE E SE SE N NE E SE E E E N N N N N E E  
WIND SPD 5 9 11 9 9 0 4 3 3 5 9 5 0 0 0 0 0 4 12  
CLOUDS B1 B1 B1 B1 B1 B1 B1 B2 B1 SC SC B1 B1 B1 B2 B1 SC SC SC  
POP 12HR 10 20 20 5 0  
QPF 12HR 0.04 0.09 0 0 0  
RAIN SHWRS S S S S  
TSTMS S S S S  
HEAT INDEX 94100 95 92 96 93 97 99 98  
MAX HEAT 94 100 92 96 97 99  
 
DATE MON 05/11/26 TUE 05/12/26 WED 05/13/26 THU 05/14/26  
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 90 70 89 70 90 70 91  
TEMP 78 75 86 84 74 70 85 83 73 70 87 85 74 71 88 85  
DEWPT 75 74 71 70 70 69 66 67 68 68 66 68 69 70 68 70  
PWIND DIR E NE E E SE SE SE SE  
WIND CHAR LT GN LT LT LT LT LT GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 B2 B2 B1 SC SC SC SC  
POP 12HR 10 5 0 0 0 5 5 10  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TX Page
Main Text Page