Extreme Fire Weather Concerns for the Western U.S.; Severe Weather and Flooding Threats for the Central U.S.

Extremely critical fire weather conditions are expected to develop across the Great Basin and Southwest today, and exceptionally dry and windy conditions will promote rapid wildfire spread through the weekend. Scattered severe thunderstorms and heavy rain are possible across parts of the Ozark Plateau into lower Ohio Valley and parts of the northern Rockies into adjacent Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

69°F

21°C

Humidity 87%
Wind Speed NE 3 mph
Barometer 30.14 in (1019.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 26 Jun 7:53 am EDT
Extended Forecast for

5 Miles NNW Louisville TN

  • Today

    Today: Mostly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms.  Partly cloudy, with a low around 72. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm.  High near 86. Southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm.  Low around 71. Southwest wind around 5 mph.  Chance of precipitation is 80%.

    Low: 71 °F

    T-storms then
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 89. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 70%.

    High: 89 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Mostly clear, with a low around 72. Calm wind.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny and hot, with a high near 92. Calm wind.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tonight
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 40%.
Saturday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 86. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Low around 71. Southwest wind around 5 mph. Chance of precipitation is 80%.
Sunday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Southwest wind around 5 mph becoming calm. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 72. Calm wind. Chance of precipitation is 30%.
Monday
Mostly sunny and hot, with a high near 92. Calm wind.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny and hot, with a high near 94.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Louisville TN
 35.9°N 84.09°W (Elev. 1027 ft)
7:06 am EDT Jun 26, 2026
8am EDT Jun 26, 2026-6pm EDT Jul 2, 2026
 
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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