Flash Flood Watches in Southeast and Tennessee Valley; Critical Fire Weather in California; Severe Weather in Upper Midwest

Flash flood watches are in effect today in parts of the Southeast and Tennessee Valley from organized areas of heavy to excessive rainfall. Meanwhile, critical fire weather conditions are likely across northern California with offshore winds and dry conditions. Finally, a strong cold front will produce severe thunderstorms across the Upper to Mid Mississippi Valley. Read More >

Current conditions at

Knoxville (KOXV)

Lat: 41.3°NLon: 93.12°WElev: 928ft.

A Few Clouds

84°F

29°C

Humidity 55%
Wind Speed S 15 mph
Barometer 29.71 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Sep 4:15 pm CDT
Extended Forecast for

2 Miles ESE Hamilton IA

Severe T-storm Watch until September 20, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until September 20, 10:00pm

    NOW until
    10:00pm Mon

    Severe T-storm Watch

  • This
    Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 83. South wind around 15 mph, with gusts as high as 24 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 83 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm. Some of the storms could produce heavy rainfall.  Low around 54. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Heavy Rain
    then Mostly
    Cloudy

    Low: 54 °F

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 71. North northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    Decreasing
    Clouds

    High: 71 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 44. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Mostly Clear

    Low: 44 °F

  • Wednesday

    Wednesday: Sunny, with a high near 70. North wind around 6 mph.

    Sunny

    High: 70 °F

  • Wednesday
    Night

    Wednesday Night: Clear, with a low around 45.

    Clear

    Low: 45 °F

  • Thursday

    Thursday: Sunny, with a high near 73.

    Sunny

    High: 73 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 53.

    Mostly Clear

    Low: 53 °F

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. South wind around 15 mph, with gusts as high as 24 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 10pm. Some of the storms could produce heavy rainfall. Low around 54. Northwest wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 71. North northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 44. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 70. North wind around 6 mph.
Wednesday Night
Clear, with a low around 45.
Thursday
Sunny, with a high near 73.
Thursday Night
Mostly clear, with a low around 53.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 71.
Saturday Night
Clear, with a low around 48.
Sunday
Sunny, with a high near 79.
Click Map For Forecast
Point Forecast:
2 Miles ESE Hamilton IA
 41.16°N 92.88°W
2:36 pm CDT Sep 20, 2021
4pm CDT Sep 20, 2021-6pm CDT Sep 26, 2021
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database