Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

72°F

22°C

Humidity 73%
Wind Speed NE 6 mph
Barometer 30.08 in (1017.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 30 Sep 10:53 am EDT
Extended Forecast for

Louisville TN

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 82. Northeast wind 5 to 10 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm.  Patchy fog after 2am.  Otherwise, mostly clear, with a low around 61. Northeast wind around 5 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am.  Otherwise, sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. East wind around 5 mph becoming south after midnight.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78. Calm wind becoming northeast around 5 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 82. Northeast wind 5 to 10 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Patchy fog after 2am. Otherwise, mostly clear, with a low around 61. Northeast wind around 5 mph.
Wednesday
Patchy fog before 11am. Otherwise, sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 80. Calm wind.
Thursday Night
Mostly clear, with a low around 54. East wind around 5 mph becoming south after midnight.
Friday
Sunny, with a high near 78. Calm wind becoming northeast around 5 mph.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Louisville TN
 35.83°N 84.04°W (Elev. 863 ft)
6:56 am EDT Sep 30, 2025
10am EDT Sep 30, 2025-6pm EDT Oct 6, 2025
 
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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