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

Monroe County Airport (KMNV)

Lat: 35.55°NLon: 84.38°WElev: 1031ft.

Fair

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 7:15 am EDT
Extended Forecast for

3 Miles E Sweetwater TN

  • Today

    Today: Increasing clouds, with a high near 73. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph.

    Low: 52 °F

    Partly 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 79. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm.

    Low: 54 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 73. Light south wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 52. Southwest wind 5 to 10 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 79. Southwest wind around 5 mph. Chance of precipitation is 30%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 54. Southwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 58. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 70. West wind around 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly cloudy, with a low around 46.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66.
Wednesday Night
A 10 percent chance of showers. Mostly cloudy, with a low around 48.
Thursday
Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Sweetwater TN
 35.61°N 84.42°W (Elev. 1102 ft)
7:06 am EDT Mar 20, 2026
7am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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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