News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- Notice: Rio Grande City NOAA Weather Radio Remains Out of Service Until Further Notice
- New: July-September 2026 Outlook - Hotter Than Normal And Mainly Dry Conditions Are Expected; Heat Risk And Water Supply Issues To 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
84°F
29°C
| Humidity | 72% |
| Wind Speed | S 16 G 29 mph |
| Barometer | 29.84 in (1010.3 mb) |
| Dewpoint | 74°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 29 Jul 8:52 pm CDT |
Extended Forecast for
Harlingen TX
Tonight
Low: 80 °F
Partly Cloudy
Thursday
High: 101 °F
Hot
Thursday Night
Low: 79 °F
Mostly Clear
Friday
High: 100 °F
Hot
Friday Night
Low: 80 °F
Mostly Clear
Saturday
High: 102 °F
Hot
Saturday Night
Low: 80 °F
Mostly Clear
Sunday
High: 102 °F
Sunny then
Slight Chance
T-stormsSunday Night
Low: 79 °F
Slight Chance
Showers
Detailed Forecast
Tonight
Partly cloudy, with a low around 80. South southeast wind 10 to 15 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny and hot, with a high near 101. Heat index values as high as 110. South southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 79. South southeast wind 8 to 16 mph, with gusts as high as 25 mph.
Friday
Mostly sunny and hot, with a high near 100. Heat index values as high as 111. Southeast wind 7 to 16 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 80. Southeast wind 9 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny and hot, with a high near 102. South southeast wind 9 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 80. South southeast wind 10 to 15 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102. South wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 79. South wind 9 to 15 mph, with gusts as high as 26 mph.
Monday
Mostly sunny and hot, with a high near 100. South southeast wind 8 to 16 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 80. Southeast wind 10 to 16 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 80.
Wednesday
Mostly sunny and hot, with a high near 100.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Harlingen TX
26.19°N 97.7°W
26.19°N 97.7°W
9:15 pm CDT Jul 29, 2026
9pm CDT Jul 29, 2026-6pm CDT Aug 5, 2026
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