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.

Partly Cloudy

93°F

34°C

Humidity 56%
Wind Speed S 18 G 26 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 26 Jun 4:52 pm CDT
Extended Forecast for

Sebastian TX

  • Tonight

    Tonight: Mostly clear, with a low around 77. Breezy, with a south southeast wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.

    Low: 77 °F

    Clear and
    Breezy then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 95. Heat index values as high as 105. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 32 mph.

    High: 95 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 79. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 31 mph.

    Low: 79 °F

    Clear and
    Breezy then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 106. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 36 mph.

    High: 95 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 33 mph.

    Low: 79 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 95. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 33 mph.

    High: 95 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. Breezy, with a southeast wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.

    Low: 77 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Southeast wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Southeast wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 77. Breezy, with a south southeast wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.
Saturday
Sunny, with a high near 95. Heat index values as high as 105. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 32 mph.
Saturday Night
Increasing clouds, with a low around 79. Breezy, with a south southeast wind 13 to 18 mph, with gusts as high as 31 mph.
Sunday
Sunny, with a high near 95. Heat index values as high as 106. Breezy, with a south southeast wind 14 to 23 mph, with gusts as high as 36 mph.
Sunday Night
Mostly clear, with a low around 79. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 33 mph.
Monday
Sunny, with a high near 95. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 33 mph.
Monday Night
Mostly clear, with a low around 77. Breezy, with a southeast wind 15 to 20 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 95. Southeast wind 8 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 76. Southeast wind 6 to 16 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 95. Southeast wind 5 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 76. Southeast wind 5 to 15 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 76.
Friday
A 30 percent chance of showers and thunderstorms. Patchy fog. Otherwise, sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Sebastian TX
 26.35°N 97.8°W
Last Update:
5:00 pm CDT Jun 26, 2026
Forecast Valid:
5pm CDT Jun 26, 2026-6pm CDT Jul 3, 2026
 
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Additional Resources

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Chance of Precipitation