Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Hazardous Weather Conditions

Current conditions at

Sevierville Gatlinburg - Pigeon Forge Airport (KGKT)

Lat: 35.86°NLon: 83.53°WElev: 1001ft.

Mostly Cloudy

81°F

27°C

Humidity 89%
Wind Speed W 6 mph
Barometer 30.01 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 Jul 10:16 am EDT
Extended Forecast for

Cosby TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before noon.  Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm.  Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph.

    High: 86 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 71. Calm wind.  Chance of precipitation is 20%.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm.  Partly sunny, with a high near 88. West wind 5 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Low around 70. West wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 80%.

    Low: 70 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers before 2pm.  Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 82 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph.
Tonight
Partly cloudy, with a low around 69. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph.
Monday Night
A slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers and thunderstorms likely after 5pm. Partly sunny, with a high near 88. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 8pm, then showers and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Low around 70. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers before 2pm. Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 83.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 67.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Cosby TN
 35.82°N 83.26°W (Elev. 1388 ft)
7:06 am EDT Jul 26, 2026
10am EDT Jul 26, 2026-6pm EDT Aug 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