National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall in Florida; Critical Fire Weather in the Southeast; Heavy Rain and Flooding Concerns in Hawaii

Thunderstorms and periods of heavy to excessive rainfall will continue over Florida through Thursday; and will begin to impact the central Plains today. Dry and gusty conditions will promote elevated to critical fire weather conditions in the Southeast. A Kona Low is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the island chain through the weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

68°F

20°C

Humidity 32%
Wind Speed Vrbl 5 mph
Barometer 30.31 in (1025.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 8 Apr 2:53 pm EDT
Extended Forecast for

4 Miles SE Tallassee TN

Frost Advisory April 9, 02:00am until April 9, 09:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. East southeast wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61. East southeast wind 5 to 9 mph becoming light and variable.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. North wind 5 to 10 mph becoming southeast in the evening.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Southeast wind 5 to 8 mph becoming west in the afternoon.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. West northwest wind around 7 mph becoming south southeast after midnight.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. East southeast wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 61. East southeast wind 5 to 9 mph becoming light and variable.
Thursday Night
Mostly clear, with a low around 43. North wind 5 to 10 mph becoming southeast in the evening.
Friday
Sunny, with a high near 63. Southeast wind 5 to 8 mph becoming west in the afternoon.
Friday Night
Mostly clear, with a low around 48. West northwest wind around 7 mph becoming south southeast after midnight.
Saturday
Sunny, with a high near 68.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Tallassee TN
 35.5°N 83.88°W (Elev. 3720 ft)
Last Update:
2:23 pm EDT Apr 8, 2026
Forecast Valid:
3pm EDT Apr 8, 2026-6pm EDT Apr 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation