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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

40°F

4°C

Humidity 83%
Wind Speed Calm
Barometer 30.16 in (1021.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 20 Mar 6:53 am EDT
Extended Forecast for

4 Miles NNW Shuckstack NC

  • Today

    Today: Increasing clouds, with a high near 61. South wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 66. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 66 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 54. South wind around 5 mph.

    Low: 54 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 71. Southwest wind around 10 mph, with gusts as high as 25 mph.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers. Mostly sunny, with a high near 58. North wind around 15 mph, with gusts as high as 30 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 61. South wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 52. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 66. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 54. South wind around 5 mph.
Sunday
Sunny, with a high near 71. Southwest wind around 10 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 56. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 58. North wind around 15 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 43.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 54.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Shuckstack NC
 35.53°N 83.85°W (Elev. 3556 ft)
Last Update:
7:06 am EDT Mar 20, 2026
Forecast Valid:
7am EDT Mar 20, 2026-6pm EDT Mar 26, 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