News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- October 1-7 Rainfall Improves Long-Term Drought, but Severe to Extreme Conditions Remain for Some. Click Here for Details.
- 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.
Fair
81°F
27°C
| Humidity | 91% |
| Wind Speed | SE 9 mph |
| Barometer | 29.95 in (1014.0 mb) |
| Dewpoint | 78°F (26°C) |
| Visibility | 10.00 mi |
| Heat Index | 89°F (32°C) |
| Last update | 13 Oct 11:52 pm CDT |
Extended Forecast for
Port Mansfield TX
Overnight

Low: 81 °F
Mostly Clear
and BreezyWednesday

High: 86 °F
Sunny and
BreezyWednesday Night

Low: 79 °F
Partly Cloudy
and BreezyThursday

High: 85 °F
Sunny
Thursday Night

Low: 76 °F
Mostly Clear
Friday
High: 83 °F
Chance
Showers then
Showers
Likely and
BreezyFriday Night

Low: 69 °F
Chance
Showers and
WindySaturday

High: 76 °F
Chance
Showers and
WindySaturday Night

Low: 68 °F
Slight Chance
Showers
Detailed Forecast
Overnight
Mostly clear, with a low around 81. Breezy, with a south southeast wind 15 to 18 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 86. Breezy, with a southeast wind 15 to 22 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 79. Breezy, with a southeast wind 16 to 20 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 85. Southeast wind around 14 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 76. East wind 5 to 11 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 83. Breezy, with a north northeast wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. Windy, with a north wind 21 to 29 mph, with gusts as high as 40 mph. Chance of precipitation is 50%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 76. Windy, with a north wind 21 to 28 mph, with gusts as high as 38 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68. North northeast wind 14 to 16 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 79. North wind 14 to 17 mph, with gusts as high as 24 mph.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 72. Northeast wind 7 to 11 mph.
Monday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 75.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Port Mansfield TX
26.56°N 97.43°W
26.56°N 97.43°W
12:00 am CDT Oct 14, 2026
12am CDT Oct 14, 2026-6pm CDT Oct 20, 2026


