National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Mostly Cloudy

95°F

35°C

Humidity 46%
Wind Speed SE 20 G 26 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 4 Aug 4:52 pm CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100. Heat index values as high as 106. East southeast wind around 15 mph, with gusts as high as 21 mph.

    High: 100 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South southeast wind 6 to 15 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 97. Light east southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. East southeast wind 9 to 14 mph becoming light south southeast after midnight.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Light southeast wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. East southeast wind 6 to 14 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99. South southeast wind 5 to 14 mph.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South southeast wind 7 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 99. South southeast wind 6 to 15 mph, with gusts as high as 20 mph.

    High: 99 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 100. Heat index values as high as 106. East southeast wind around 15 mph, with gusts as high as 21 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South southeast wind 6 to 15 mph, with gusts as high as 21 mph.
Tuesday
A chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 97. Light east southeast wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 75. East southeast wind 9 to 14 mph becoming light south southeast after midnight.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Light southeast wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 75. East southeast wind 6 to 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 99. South southeast wind 5 to 14 mph.
Thursday Night
Mostly clear, with a low around 75. South southeast wind 7 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 99. South southeast wind 6 to 15 mph, with gusts as high as 20 mph.
Friday Night
Clear, with a low around 75. Southeast wind 8 to 16 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 99. South southeast wind 6 to 16 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 98.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 97.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
 26.24°N 97.65°W
Last Update:
5:00 pm CDT Aug 4, 2025
Forecast Valid:
5pm CDT Aug 4, 2025-6pm CDT Aug 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation