Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

Hamilton Municipal Airport (KMNZ)

Lat: 31.67°NLon: 98.15°WElev: 1299ft.

Mostly Cloudy

66°F

19°C

Humidity 100%
Wind Speed NE 9 mph
Barometer 30.01 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Nov 11:55 am CST
Extended Forecast for

Hamilton TX

Flood Watch November 20, 12:31pm until November 21, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch November 20, 12:31pm until November 21, 06:00am

    NOW until 6:00am Fri

    Flood Watch

  • This Afternoon

    High: 74 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms before midnight, then a chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am.  Low around 58. North northwest wind 5 to 10 mph becoming southeast in the evening.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 58 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 9am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 74. West wind 5 to 10 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. West southwest wind around 5 mph becoming north northwest after midnight.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70. North northwest wind 5 to 10 mph becoming northeast in the afternoon.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am.  Mostly cloudy, with a low around 50. East northeast wind around 5 mph.  Chance of precipitation is 30%.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm.  Low around 56. South southeast wind around 10 mph becoming southwest after midnight.  Chance of precipitation is 80%.

    Low: 56 °F

    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Temperature falling to around 68 by 5pm. South wind 10 to 15 mph becoming west northwest. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
Showers and thunderstorms before midnight, then a chance of showers between midnight and 3am, then a chance of showers and thunderstorms after 3am. Low around 58. North northwest wind 5 to 10 mph becoming southeast in the evening. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A 20 percent chance of showers before 9am. Mostly cloudy through mid morning, then gradual clearing, with a high near 74. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 48. West southwest wind around 5 mph becoming north northwest after midnight.
Saturday
Sunny, with a high near 70. North northwest wind 5 to 10 mph becoming northeast in the afternoon.
Saturday Night
A chance of showers and thunderstorms between midnight and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 50. East northeast wind around 5 mph. Chance of precipitation is 30%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 69. Southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm. Low around 56. South southeast wind around 10 mph becoming southwest after midnight. Chance of precipitation is 80%.
Monday
Showers likely, mainly before noon. Mostly sunny, with a high near 72. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Hamilton TX
 31.69°N 98.12°W (Elev. 1201 ft)
11:21 am CST Nov 20, 2025
12pm CST Nov 20, 2025-6pm CST Nov 26, 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