Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Castroville Municipal Airport (KCVB)

Lat: 29.34°NLon: 98.85°WElev: 771ft.

Overcast

73°F

23°C

Humidity 94%
Wind Speed SE 7 mph
Barometer 30.04 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 19 Nov 5:15 am CST
Extended Forecast for

6 Miles E Rio Medina TX

Flood Watch November 20, 12:00am until November 21, 06:00am
Click here for hazard details and duration
Flood Watch
  • Overnight

    Overnight: A slight chance of drizzle.  Cloudy, with a low around 68. Southeast wind around 5 mph.

    Low: 68 °F

    Slight Chance
    Drizzle

  • Wednesday

    Wednesday: A chance of drizzle before noon, then a slight chance of showers after noon.  Mostly cloudy, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 84 °F

    Chance
    Drizzle

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Southeast wind around 10 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after noon.  High near 81. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 81 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming south southwest after midnight.  Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly before noon.  Partly sunny, with a high near 80. South southwest wind around 5 mph becoming north in the afternoon.

    High: 80 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. North northeast wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon.  Mostly sunny, with a high near 78. East wind 5 to 10 mph.

    High: 78 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 62. East wind around 10 mph.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of drizzle. Cloudy, with a low around 68. Southeast wind around 5 mph.
Wednesday
A chance of drizzle before noon, then a slight chance of showers after noon. Mostly cloudy, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Southeast wind around 10 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, with thunderstorms also possible after noon. High near 81. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. East southeast wind 5 to 10 mph becoming south southwest after midnight. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before noon. Partly sunny, with a high near 80. South southwest wind around 5 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 59. North northeast wind around 5 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 78. East wind 5 to 10 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. East wind around 10 mph.
Sunday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 73.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 51.
Tuesday
A 20 percent chance of showers. Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles E Rio Medina TX
 29.43°N 98.77°W (Elev. 850 ft)
5:42 am CST Nov 19, 2025
5am CST Nov 19, 2025-6pm CST Nov 25, 2025
 
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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