Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Sevierville Gatlinburg - Pigeon Forge Airport (KGKT)

Lat: 35.86°NLon: 83.53°WElev: 1001ft.

Fair

72°F

22°C

Humidity 83%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 26 Aug 9:36 am EDT
Extended Forecast for

8 Miles S Cosby TN

  • Today

    Today: A 40 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 68. Southwest wind around 5 mph.

    High: 68 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers after 4am.  Mostly cloudy, with a low around 57. South wind 5 to 10 mph.  Chance of precipitation is 10%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm.  High near 67. Southwest wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph in the evening.  Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 66. South wind around 5 mph becoming north in the afternoon.  Chance of precipitation is 80%.

    High: 66 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm.  Low around 56. Calm wind becoming southeast around 5 mph.  Chance of precipitation is 80%.

    Low: 56 °F

    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 68. Southeast wind around 5 mph becoming northeast in the afternoon.

    High: 68 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 68. Southwest wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 57. South wind 5 to 10 mph. Chance of precipitation is 10%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4pm. High near 67. Southwest wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 57. Calm wind becoming south around 5 mph in the evening. Chance of precipitation is 60%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 66. South wind around 5 mph becoming north in the afternoon. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm. Low around 56. Calm wind becoming southeast around 5 mph. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 68. Southeast wind around 5 mph becoming northeast in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 56.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 68.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 58.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 68.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Cosby TN
 35.69°N 83.25°W (Elev. 5610 ft)
7:06 am EDT Aug 26, 2026
10am EDT Aug 26, 2026-6pm EDT Sep 1, 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