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

Tullahoma Regional Airport/William Northern Field (KTHA)

Lat: 35.38°NLon: 86.25°WElev: 1083ft.

Fog

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 0.15 mi
Last update 20 Nov 6:35 am CST
Extended Forecast for

Lynchburg TN

Dense Fog Advisory November 20, 07:01am until November 20, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 20, 07:01am until November 20, 09:00am

    NOW until 9:00am Thu

    Dense Fog Advisory

  • Today

    High: 74 °F

    Chance
    Showers and
    Areas Dense
    Fog then
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight.  Cloudy, with a low around 59. Calm wind becoming south around 5 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 3pm.  Mostly cloudy, with a high near 72. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight, then showers and possibly a thunderstorm after midnight.  Low around 60. South southwest wind around 5 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before noon.  Partly sunny, with a high near 71. West southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Areas of dense fog before 8am. High near 74. Calm wind becoming south around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before midnight. Cloudy, with a low around 59. Calm wind becoming south around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 72. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers likely and possibly a thunderstorm before 9pm, then showers likely between 9pm and midnight, then showers and possibly a thunderstorm after midnight. Low around 60. South southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Saturday
A 20 percent chance of showers before noon. Partly sunny, with a high near 71. West southwest wind around 5 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 45.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 68.
Monday Night
A 50 percent chance of showers. Cloudy, with a low around 55.
Tuesday
Showers likely. Partly sunny, with a high near 69. Chance of precipitation is 70%.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
Lynchburg TN
 35.29°N 86.35°W (Elev. 899 ft)
6:50 am CST Nov 20, 2025
7am 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