National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sevierville Gatlinburg - Pigeon Forge Airport (KGKT)

Lat: 35.86°NLon: 83.53°WElev: 1001ft.

Overcast

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 21 May 7:16 pm EDT
Extended Forecast for

Cosby TN

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 78. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 2am, then showers likely after 2am. Low around 64. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. High near 79. Calm wind. Chance of precipitation is 90%.

    High: 79 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm, mainly after 11am. High near 82. Calm wind. Chance of precipitation is 90%.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: A chance of showers, then showers and possibly a thunderstorm after 8am. High near 78. Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 78. Northeast wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 2am, then showers likely after 2am. Low around 64. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers, with thunderstorms also possible after 11am. High near 79. Calm wind. Chance of precipitation is 90%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.
Sunday
Showers and possibly a thunderstorm, mainly after 11am. High near 82. Calm wind. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.
Memorial Day
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 78. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Tuesday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 90%.
Tuesday Night
Showers and thunderstorms. Low around 64. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 90%.
Wednesday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms likely. Mostly sunny, with a high near 81. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Cosby TN
 35.8°N 83.24°W (Elev. 1496 ft)
Last Update:
7:06 pm EDT May 21, 2026
Forecast Valid:
7pm EDT May 21, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation