News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- Hot, Windy, and Rain-Free Weather Since Late June Brought on a Rapid-Onset Drought to Portions of the RGV in Early August
- August-October 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected To Continue; Could Turn Wetter Towards The Fall; Heat Risk, Drought, Fire Weather, And Water Supply Issues Remain In Focus
- Check Out the 2026 Rio Grande Valley/Deep South Texas Hurricane Guide
- Guia de Huracanes 2026 del Valle del Rio Grande/Extremo Sur de Texas
Current conditions at
Harlingen, Rio Grande Valley International Airport (KHRL)
Lat: 26.23°NLon: 97.66°WElev: 33ft.
Fair
73°F
23°C
| Humidity | 96% |
| Wind Speed | SE 6 mph |
| Barometer | 29.96 in (1014.4 mb) |
| Dewpoint | 72°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 23 Aug 4:52 am CDT |
Extended Forecast for
3 Miles ENE San Perlita TX
Today
High: 101 °F
Hot
Tonight
Low: 76 °F
Mostly Clear
Monday
High: 100 °F
Hot
Monday Night
Low: 75 °F
Clear
Tuesday
High: 101 °F
Hot
Tuesday Night
Low: 76 °F
Mostly Clear
Wednesday
High: 101 °F
Hot
Wednesday Night
Low: 77 °F
Clear
Thursday
High: 101 °F
Hot
Detailed Forecast
Today
Sunny and hot, with a high near 101. Heat index values as high as 108. Light and variable wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a low around 76. South southeast wind 5 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 110. Light south southeast wind becoming east southeast 10 to 15 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Clear, with a low around 75. East southeast wind 6 to 15 mph, with gusts as high as 24 mph.
Tuesday
Sunny and hot, with a high near 101. Light south southeast wind becoming east southeast 11 to 16 mph in the morning. Winds could gust as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 76. South southeast wind 6 to 16 mph, with gusts as high as 25 mph.
Wednesday
Sunny and hot, with a high near 101. Light south southeast wind becoming east southeast 10 to 15 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Clear, with a low around 77. South southeast wind 6 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny and hot, with a high near 101. Light south wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Clear, with a low around 76. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Friday
Sunny and hot, with a high near 100. Light south wind becoming east southeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly clear, with a low around 77.
Saturday
Sunny and hot, with a high near 100.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles ENE San Perlita TX
26.51°N 97.6°W
26.51°N 97.6°W
5:45 am CDT Aug 23, 2026
5am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
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