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

Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

66°F

19°C

Humidity 26%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 19 Mar 3:55 pm EDT
Extended Forecast for

4 Miles NNE Reliance TN

  • Tonight

    Tonight: Mostly clear, with a low around 40. Calm wind.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 75 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Southwest wind around 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Southwest wind around 5 mph.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Southwest wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Calm wind.
Friday
Increasing clouds, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 55. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 82. Southwest wind around 5 mph.
Saturday Night
Mostly clear, with a low around 56. Calm wind.
Sunday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 48.
Wednesday
A 10 percent chance of showers. Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Reliance TN
 35.23°N 84.54°W (Elev. 810 ft)
Last Update:
2:25 pm EDT Mar 19, 2026
Forecast Valid:
4pm EDT Mar 19, 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