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 >

Hazardous Weather Conditions

Current conditions at

Crossville, Crossville Memorial-Whitson Field Airport (KCSV)

Lat: 35.95°NLon: 85.09°WElev: 1880ft.

Fair

79°F

26°C

Humidity 38%
Wind Speed W 17 G 23 mph
Barometer 29.96 in (1012.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Mar 12:53 pm CDT
Extended Forecast for

12 Miles SSE Spencer TN

  • This Afternoon

    This Afternoon: Areas of smoke. Mostly sunny, with a high near 79. West wind around 5 mph.

    High: 79 °F

    Areas Smoke

  • Tonight

    Tonight: Areas of smoke before midnight. Mostly clear, with a low around 59. West wind around 5 mph.

    Low: 59 °F

    Areas Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. North wind around 5 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. East wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 65. East wind around 5 mph becoming south in the afternoon.

    High: 65 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly cloudy, with a high near 63.

    High: 63 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Areas of smoke. Mostly sunny, with a high near 79. West wind around 5 mph.
Tonight
Areas of smoke before midnight. Mostly clear, with a low around 59. West wind around 5 mph.
Sunday
Sunny, with a high near 81. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 56. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 65. North wind around 5 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 42. East wind around 5 mph.
Tuesday
Partly sunny, with a high near 65. East wind around 5 mph becoming south in the afternoon.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 48.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 63.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 56.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSE Spencer TN
 35.58°N 85.42°W (Elev. 1900 ft)
Last Update:
12:06 pm CDT Mar 21, 2026
Forecast Valid:
12pm CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation