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

Hazardous Weather Conditions

Current conditions at

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Weslaco TX

Flood Watch until May 25, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until May 25, 07:00am

    NOW until 7:00am Mon

    Flood Watch

  • Tonight

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 76. Southeast wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 76 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: 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. Partly sunny, with a high near 89. Southeast wind 7 to 9 mph. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 74. East wind 5 to 9 mph becoming light east southeast after midnight. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely

  • Sunday

    Sunday: 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. Partly sunny, with a high near 88. East southeast wind 3 to 7 mph. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73. East wind 5 to 7 mph becoming calm in the evening.

    Low: 73 °F

    Chance
    T-storms

  • Memorial Day

    Memorial Day: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 7 mph in the morning.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 74. Southeast wind 5 to 8 mph becoming west northwest after midnight. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 91. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 76. Southeast wind 7 to 10 mph. Chance of precipitation is 30%.
Saturday
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. Partly sunny, with a high near 89. Southeast wind 7 to 9 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 74. East wind 5 to 9 mph becoming light east southeast after midnight. Chance of precipitation is 60%.
Sunday
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. Partly sunny, with a high near 88. East southeast wind 3 to 7 mph. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73. East wind 5 to 7 mph becoming calm in the evening.
Memorial Day
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind becoming east 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 74. Southeast wind 5 to 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Light southeast wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weslaco TX
 26.16°N 98°W
Last Update:
7:15 pm CDT May 21, 2026
Forecast Valid:
7pm CDT May 21, 2026-6pm CDT May 28, 2026
 
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