Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

63°F

17°C

Humidity 45%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 14 Mar 11:35 am EDT
Extended Forecast for

Decatur TN

  • Today

    Today: Sunny, with a high near 72. Calm wind becoming southeast around 5 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind.

    Low: 48 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 72. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 72 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am.  Low around 37. Southwest wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%.

    Low: 37 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Rain showers before 5pm, then a slight chance of rain and snow showers. Some thunder is also possible.  High near 51. West wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 51 °F

    Showers then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 20. West wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. West wind 5 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 72. Calm wind becoming southeast around 5 mph.
Tonight
Increasing clouds, with a low around 48. Calm wind.
Sunday
Mostly cloudy, with a high near 72. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Showers, mainly after 2am. Low around 37. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Monday
Rain showers before 5pm, then a slight chance of rain and snow showers. Some thunder is also possible. High near 51. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 20. West wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 42. West wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 41.
Friday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur TN
 35.54°N 84.81°W (Elev. 682 ft)
7:06 am EDT Mar 14, 2026
11am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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