News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
Harlingen, Rio Grande Valley International Airport (KHRL)
Lat: 26.23°NLon: 97.66°WElev: 33ft.
Mostly Cloudy
65°F
18°C
| Humidity | 63% |
| Wind Speed | N 9 mph |
| Barometer | 30.15 in (1020.8 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 19 Oct 6:52 am CDT |
Extended Forecast for
Port Mansfield TX
Today
High: 80 °F
Partly Sunny
then Slight
Chance
ShowersTonight
Low: 76 °F
Chance
ShowersTuesday
High: 82 °F
Slight Chance
ShowersTuesday Night
Low: 75 °F
Partly Cloudy
then Slight
Chance
ShowersWednesday
High: 82 °F
Chance
ShowersWednesday Night
Low: 75 °F
Mostly Clear
Thursday
High: 82 °F
Sunny
Thursday Night
Low: 73 °F
Clear
Friday
High: 83 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 80. North northeast wind 9 to 15 mph, with gusts as high as 22 mph.
Tonight
A 30 percent chance of showers after 3am. Mostly cloudy, then gradually becoming mostly clear, with a low around 76. East northeast wind around 11 mph.
Tuesday
A slight chance of showers before 11am, then a slight chance of showers after 2pm. Sunny, with a high near 82. Northeast wind 9 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 75. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 82. East northeast wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 75. East northeast wind 7 to 11 mph.
Thursday
Sunny, with a high near 82. East northeast wind 7 to 13 mph.
Thursday Night
Clear, with a low around 73. East southeast wind 6 to 10 mph.
Friday
Sunny, with a high near 83. East southeast wind 5 to 11 mph.
Friday Night
Mostly clear, with a low around 75. Southeast wind around 11 mph.
Saturday
Mostly sunny, with a high near 84. East southeast wind 9 to 16 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 76.
Sunday
Partly sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Port Mansfield TX
26.56°N 97.43°W
26.56°N 97.43°W
7:30 am CDT Oct 19, 2026
7am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
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