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

Mid Valley Airport (KTXW)

Lat: 26.18°NLon: 97.97°WElev: 70ft.

Overcast

75°F

24°C

Humidity 82%
Wind Speed W 10 mph
Barometer 30.04 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Apr 10:15 pm CDT
Extended Forecast for

Weslaco TX

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 3am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 62. East wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 69. North northwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

    High: 69 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 63. North northwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. North wind 6 to 10 mph becoming east in the afternoon. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. East southeast wind 6 to 10 mph.

    Low: 67 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 69. Southeast wind 6 to 11 mph.

    Low: 69 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. South southeast wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 70. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 3am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 62. East wind 9 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%.
Sunday
Showers likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 69. North northwest wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 63. North northwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before 10am, then showers likely between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. North wind 6 to 10 mph becoming east in the afternoon. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67. East southeast wind 6 to 10 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 69. Southeast wind 6 to 11 mph.
Wednesday
Mostly sunny, with a high near 87. South southeast wind 6 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 70. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 88. South southeast wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 73. Southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Partly 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 97.98°W
Last Update:
10:30 pm CDT Apr 18, 2026
Forecast Valid:
10pm CDT Apr 18, 2026-6pm CDT Apr 25, 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