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

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Overcast

75°F

24°C

Humidity 88%
Wind Speed S 16 mph
Barometer 29.75 in (1007.4 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Apr 5:52 am CDT
Extended Forecast for

2 Miles ENE Harlingen TX

  • Today

    Today: Mostly cloudy, with a high near 90. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 90 °F

    Mostly Cloudy
    and Breezy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 65. East wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 4pm. High near 72. North northeast wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 65. North northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 79. East wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. East wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 84 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 68. Southeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 90. Breezy, with a south southeast wind 11 to 18 mph, with gusts as high as 29 mph.
Tonight
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 65. East wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Sunday
Showers, with thunderstorms also possible after 4pm. High near 72. North northeast wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 65. North northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 79. East wind 7 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. East wind 6 to 13 mph, with gusts as high as 20 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 68. Southeast wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 87. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 69. Southeast wind 9 to 14 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 89. Breezy, with a south southeast wind 9 to 18 mph, with gusts as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Partly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Harlingen TX
 26.21°N 97.67°W
Last Update:
5:45 am CDT Apr 18, 2026
Forecast Valid:
5am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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