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

90°F

32°C

Humidity 54%
Wind Speed Vrbl 6 mph
Barometer 30.03 in (1016.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 3 Oct 12:52 pm CDT
Extended Forecast for

2 Miles SSW Sebastian TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 92. East northeast wind around 11 mph, with gusts as high as 20 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 72. East northeast wind 5 to 10 mph becoming light and variable.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 90. North northwest wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 72. Northeast wind 5 to 10 mph becoming light in the evening.

    Low: 72 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 93. Light and variable wind becoming east northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. East wind 5 to 10 mph becoming light southeast after midnight.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Light east southeast wind becoming east 5 to 10 mph in the morning.

    High: 94 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. East wind 5 to 10 mph becoming light east southeast after midnight.

    Low: 73 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 92. Light east northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    Showers and
    Patchy Fog

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 92. East northeast wind around 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 72. East northeast wind 5 to 10 mph becoming light and variable.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly sunny, with a high near 90. North northwest wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 72. Northeast wind 5 to 10 mph becoming light in the evening.
Sunday
A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Sunny, with a high near 93. Light and variable wind becoming east northeast 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. East wind 5 to 10 mph becoming light southeast after midnight.
Monday
A 20 percent chance of showers after 1pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Light east southeast wind becoming east 5 to 10 mph in the morning.
Monday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 73. East wind 5 to 10 mph becoming light east southeast after midnight.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 92. Light east northeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Patchy fog between 2am and 4am. Otherwise, partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northeast wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 73.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Sebastian TX
 26.32°N 97.8°W
Last Update:
1:00 pm CDT Oct 3, 2025
Forecast Valid:
1pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
Forecast Discussion
 
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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