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

81°F

27°C

Humidity 94%
Wind Speed SE 8 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Jun 7:52 am CDT
Extended Forecast for

Primera TX

Flood Watch June 15, 01:00pm until June 17, 07:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 88 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 76. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 76 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms before 9am, then showers and possibly a thunderstorm between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. High near 83. South southeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 83 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 75. South southeast wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 75 °F

    Heavy Rain

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. South southwest wind around 9 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. South southeast wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 95. South southeast wind 13 to 17 mph, with gusts as high as 29 mph.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. South southeast wind 13 to 17 mph, with gusts as high as 30 mph.

    Low: 81 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southeast wind 13 to 15 mph, with gusts as high as 24 mph.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. South southeast wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 76. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Showers and thunderstorms before 9am, then showers and possibly a thunderstorm between 9am and 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. High near 83. South southeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 75. South southeast wind 5 to 7 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 89. South southwest wind around 9 mph. Chance of precipitation is 40%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. South southeast wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 95. South southeast wind 13 to 17 mph, with gusts as high as 29 mph.
Thursday Night
Mostly clear, with a low around 81. South southeast wind 13 to 17 mph, with gusts as high as 30 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. South southeast wind 13 to 15 mph, with gusts as high as 24 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 80. South southeast wind 9 to 11 mph, with gusts as high as 21 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Southeast wind 8 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 79.
Sunday
Partly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Primera TX
 26.23°N 97.75°W
Last Update:
8:45 am CDT Jun 15, 2026
Forecast Valid:
8am CDT Jun 15, 2026-6pm CDT Jun 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation