Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fog/Mist

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 61°F (16°C)
Visibility 0.75 mi
Last update 21 Nov 7:15 pm EST
Extended Forecast for

2 Miles SW Knoxville TN

  • Tonight

    Tonight: A chance of showers, then showers likely and possibly a thunderstorm after 4am.  Increasing clouds, with a low around 62. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely before 10am, then a slight chance of showers between 10am and 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 70. Southwest wind around 5 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. North wind around 5 mph becoming calm  in the evening.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 64. Calm wind.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. Calm wind.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 49. Calm wind becoming south around 5 mph.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely.  Cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

Detailed Forecast

Tonight
A chance of showers, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 62. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and thunderstorms likely before 10am, then a slight chance of showers between 10am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 70. Southwest wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 46. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 64. Calm wind.
Sunday Night
Mostly clear, with a low around 41. Calm wind.
Monday
Mostly sunny, with a high near 65. Calm wind.
Monday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 49. Calm wind becoming south around 5 mph.
Tuesday
Showers likely. Cloudy, with a high near 65. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 61.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 34.
Thanksgiving Day
Sunny, with a high near 50.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Knoxville TN
 35.96°N 83.97°W (Elev. 938 ft)
6:06 pm EST Nov 21, 2025
7pm EST Nov 21, 2025-6pm EST Nov 28, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database