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.

Thunderstorm in Vicinity Light Rain

76°F

24°C

Humidity 88%
Wind Speed E 12 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 23 Aug 1:52 pm CDT
Extended Forecast for

2 Miles E San Perlita TX

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 94. East northeast wind 5 to 7 mph. Chance of precipitation is 60%.

    High: 94 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 74. East wind around 6 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 93. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 60%.

    High: 93 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 75. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 93. Calm wind becoming east southeast 5 to 9 mph in the afternoon. Chance of precipitation is 70%.

    High: 93 °F

    Showers
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. East southeast wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 20%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Light south southeast wind becoming southeast 6 to 11 mph in the morning. Chance of precipitation is 30%.

    High: 96 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. East southeast wind 6 to 11 mph becoming light south southeast after midnight.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Light southeast wind becoming east 5 to 10 mph in the morning.

    High: 94 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 94. East northeast wind 5 to 7 mph. Chance of precipitation is 60%.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 74. East wind around 6 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 93. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 75. East wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 40%.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 93. Calm wind becoming east southeast 5 to 9 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. East southeast wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 20%.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Light south southeast wind becoming southeast 6 to 11 mph in the morning. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 76. East southeast wind 6 to 11 mph becoming light south southeast after midnight.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Light southeast wind becoming east 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 75. East southeast wind 5 to 10 mph becoming light southeast after midnight.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94. Light southeast wind becoming east southeast 5 to 10 mph in the morning.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E San Perlita TX
 26.49°N 97.6°W
Last Update:
2:18 pm CDT Aug 23, 2025
Forecast Valid:
2pm CDT Aug 23, 2025-6pm CDT Aug 29, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation