News Headlines
- New: Quick Summary of Starr County Damaging Wind, Hail, and Flash Flooding March 7-8, 2026
- New! Understand Spring and Summer Hazardous Weather in the RGV with the 2026 Guide
- Winter 2025/2026 Weather and Climate Summary for the RGV - Warm and Dry - and a Hard Freeze - Worsens Drought
- March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
- The Potential for Wildfire Spread Will Remain Acute through Early March. Stop Wildfires Before they Start with Smokey Bear
Hazardous Weather Conditions
Current conditions at
Harlingen, Rio Grande Valley International Airport (KHRL)
Lat: 26.23°NLon: 97.66°WElev: 33ft.
Fair
95°F
35°C
| Humidity | 12% |
| Wind Speed | NW 10 G 21 mph |
| Barometer | 29.86 in (1011.2 mb) |
| Dewpoint | 35°F (2°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 11 Mar 5:52 pm CDT |
Extended Forecast for
San Perlita TX
Fire Weather Watch March 12, 10:00am until March 12, 07:00pm
Red Flag Warning March 11, 05:57pm until March 11, 08:00pm
NOW until 8:00pm Wed
Red Flag Warning
Tonight
Low: 56 °F
Mostly Clear
then Mostly
Clear and
BreezyThursday
High: 74 °F
Sunny and
BreezyThursday Night
Low: 47 °F
Clear
Friday
High: 83 °F
Sunny
Friday Night
Low: 58 °F
Clear
Saturday
High: 88 °F
Sunny
Saturday Night
Low: 65 °F
Clear and
Breezy then
Mostly ClearSunday
High: 95 °F
Sunny
Detailed Forecast
Tonight
Mostly clear, with a low around 56. Breezy, with a north northeast wind 6 to 11 mph becoming north 13 to 18 mph after midnight. Winds could gust as high as 28 mph.
Thursday
Sunny, with a high near 74. Breezy, with a north wind 14 to 20 mph, with gusts as high as 29 mph.
Thursday Night
Clear, with a low around 47. Northeast wind 6 to 11 mph becoming light east after midnight.
Friday
Sunny, with a high near 83. Calm wind becoming east southeast 5 to 9 mph in the afternoon.
Friday Night
Clear, with a low around 58. South southeast wind 6 to 13 mph.
Saturday
Sunny, with a high near 88. Southeast wind 6 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 65. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 95. South southeast wind 10 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 60. South southeast wind 10 to 14 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Monday
Mostly cloudy, with a high near 73. Breezy, with a north northeast wind 20 to 23 mph, with gusts as high as 31 mph.
Monday Night
Mostly cloudy, with a low around 55. North northeast wind 8 to 17 mph, with gusts as high as 24 mph.
Tuesday
Mostly cloudy, with a high near 74.
Tuesday Night
Mostly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
San Perlita TX
26.51°N 97.65°W
26.51°N 97.65°W
5:45 pm CDT Mar 11, 2026
5pm CDT Mar 11, 2026-6pm CDT Mar 18, 2026
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