Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Mostly Cloudy

66°F

19°C

Humidity 90%
Wind Speed SE 3 mph
Barometer 29.89 in (1011.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 17 May 6:53 am EDT
Extended Forecast for

Harrison TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 8am.  Mostly cloudy through mid morning, then gradual clearing, with a high near 86. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Chance
    T-storms then
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 66. West wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 83. Calm wind becoming south around 5 mph.  Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am.  Mostly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 70%.

    High: 84 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 86 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly cloudy through mid morning, then gradual clearing, with a high near 86. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 66. West wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%.
Monday
Showers and thunderstorms likely, mainly before 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph. Chance of precipitation is 70%.
Monday Night
A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 70%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 50%.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison TN
 35.13°N 85.13°W (Elev. 682 ft)
7:28 am EDT May 17, 2025
7am EDT May 17, 2025-6pm EDT May 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

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