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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

Fair

73°F

23°C

Humidity 36%
Wind Speed Calm
Barometer 30.22 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 8:55 pm EDT
Extended Forecast for

Decatur TNSimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm after midnight.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. South wind around 5 mph.
Monday
Partly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Tuesday
Mostly sunny, with a high near 86. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 87. Light south wind becoming southwest 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.
Thursday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny and hot, with a high near 90.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 58.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur TNSimilar City Names
 35.52°N 84.79°W (Elev. 778 ft)
Last Update:
7:06 pm EDT Apr 12, 2026
Forecast Valid:
9pm EDT Apr 12, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation