National Weather Service

News Headlines

New: Summer (June-August) 2025 Review: Still Hot with "Just-in-Time" Rains that Kept Drought to a Minimum
New: Autumn (September-November) Outlook - Early Rains? Otherwise, Warm/Hot and Generally Dry for Most of the Season
Check Out the 2025 Rio Grande Valley/Deep South Texas Hurricane Guide
Guia de Huracanes 2025 del Valle del Rio Grande/Extremo Sur de Texas

Current conditions at

Port Isabel, Port Isabel-Cameron County Airport (KPIL)

Lat: 26.16°NLon: 97.34°WElev: 16ft.

Fair

86°F

30°C

Humidity	63%
Wind Speed	E 12 mph
Barometer	29.90 in (1012.5 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	92°F (33°C)
Last update	14 Sep 6:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

South Padre Island TX

Tonight
Low: 82 °F
Chance
Showers
Monday
High: 85 °F
Chance
Showers then
Chance
T-storms
Monday Night
Low: 82 °F
Chance
Showers
Tuesday
High: 85 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 81 °F
Chance
Showers then
Chance
T-storms
Wednesday
High: 84 °F
Showers
Likely
Wednesday Night
Low: 81 °F
Chance
Showers then
Chance
T-storms
Thursday
High: 85 °F
Showers
Likely
Thursday Night
Low: 81 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

Tonight

A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 82. East southeast wind 10 to 14 mph. Chance of precipitation is 30%.

Monday

A chance of showers and thunderstorms before 4pm, then a slight chance of showers between 4pm and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 85. East wind 9 to 14 mph. Chance of precipitation is 30%.

Monday Night

A chance of showers between 7pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly clear, with a low around 82. East wind 9 to 14 mph. Chance of precipitation is 40%.

Tuesday

A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Sunny, with a high near 85. East northeast wind 8 to 13 mph. Chance of precipitation is 50%.

Tuesday Night

A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81. East wind 8 to 13 mph. Chance of precipitation is 50%.

Wednesday

Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 84. East wind 7 to 11 mph. Chance of precipitation is 60%.

Wednesday Night

A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. East southeast wind 8 to 11 mph.

Thursday

Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 85. East wind 7 to 11 mph. Chance of precipitation is 60%.

Thursday Night

A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 81. East wind 8 to 11 mph. Chance of precipitation is 50%.

Friday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. East wind 7 to 11 mph.

Friday Night

A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind 7 to 10 mph.

Saturday

A 50 percent chance of showers and thunderstorms. Sunny, with a high near 86.

Saturday Night

A 40 percent chance of showers. Mostly clear, with a low around 81.

Sunday

A 40 percent chance of showers and thunderstorms. Sunny, with a high near 85.