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- New: April-June 2026 Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, heat risk increases, occasional heavy rain/flooding, & water supply issues are in focus
Current conditions at
Port Isabel, Port Isabel-Cameron County Airport (KPIL)
Lat: 26.16°NLon: 97.34°WElev: 16ft.
Overcast
68°F
20°C
| Humidity | 81% |
| Wind Speed | SE 3 mph |
| Barometer | 30.03 in (1017.0 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 9.00 mi |
| Last update | 7 Apr 9:53 pm CDT |
Extended Forecast for
Port Isabel TX
Tonight
Low: 70 °F
Partly Cloudy
then Slight
Chance
ShowersWednesday
High: 76 °F
Slight Chance
T-storms then
Chance
ShowersWednesday Night
Low: 71 °F
Slight Chance
T-storms then
Slight Chance
ShowersThursday
High: 78 °F
Chance
ShowersThursday Night
Low: 72 °F
Chance
Showers then
Chance
T-stormsFriday
High: 78 °F
Showers
LikelyFriday Night
Low: 72 °F
Chance
ShowersSaturday
High: 78 °F
Chance
Showers and
BreezySaturday Night
Low: 74 °F
Partly Cloudy
Detailed Forecast
Tonight
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 70. East wind 9 to 11 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 76. East wind 7 to 14 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 71. East wind 7 to 10 mph. Chance of precipitation is 20%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. East southeast wind 6 to 14 mph. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southeast wind 9 to 13 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 78. East southeast wind 8 to 15 mph. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. East southeast wind 9 to 13 mph.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 78. Breezy, with a southeast wind 9 to 18 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 74. Southeast wind around 17 mph, with gusts as high as 22 mph.
Sunday
Partly sunny, with a high near 80. Breezy, with a south southeast wind 16 to 22 mph.
Sunday Night
Mostly cloudy, with a low around 74. Breezy, with a southeast wind 17 to 20 mph.
Monday
Partly sunny, with a high near 80. Breezy.
Monday Night
Mostly cloudy, with a low around 74. Breezy.
Tuesday
Mostly sunny, with a high near 81. Breezy.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Isabel TX
26.08°N 97.21°W
26.08°N 97.21°W
10:18 pm CDT Apr 7, 2026
10pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026
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