Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Current conditions at

Athens McMinn County Airport (KMMI)

Lat: 35.4°NLon: 84.56°WElev: 874ft.

A Few Clouds

82°F

28°C

Humidity 62%
Wind Speed W 5 mph
Barometer 30.07 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 25 May 3:15 pm EDT
Extended Forecast for

Decatur TN

Flood Watch until May 26, 03:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until May 26, 03:00am

    NOW until 3:00am Tue

    Flood Watch

  • Memorial Day

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am.  Low around 64. Calm wind.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 79. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers after 11pm.  Low around 63. South wind around 5 mph becoming calm.  Chance of precipitation is 90%.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 11am.  High near 81. Southwest wind around 5 mph.  Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Low around 63. Calm wind.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 84. Calm wind.  Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am.  Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Memorial Day
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 80. Calm wind.
Tonight
Showers and thunderstorms before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Low around 64. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 79. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and thunderstorms likely, then showers after 11pm. Low around 63. South wind around 5 mph becoming calm. Chance of precipitation is 90%.
Wednesday
Showers, with thunderstorms also possible after 11am. High near 81. Southwest wind around 5 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 63. Calm wind. Chance of precipitation is 80%.
Thursday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84. Calm wind. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur TN
 35.52°N 84.79°W (Elev. 778 ft)
2:26 pm EDT May 25, 2026
3pm EDT May 25, 2026-6pm EDT May 31, 2026
 
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Additional Resources

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