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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Sevierville Gatlinburg - Pigeon Forge Airport (KGKT)

Lat: 35.86°NLon: 83.53°WElev: 1001ft.

Fair

84°F

29°C

Humidity 45%
Wind Speed SW 9 G 16 mph
Barometer 29.78 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Jun 7:56 pm EDT
Extended Forecast for

3 Miles E Cosby TN

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph becoming northeast in the evening.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 2pm and 3pm. Increasing clouds, with a high near 82. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Sunny then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 76. Northwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 76 °F

    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 70. Southwest wind 5 to 10 mph becoming northeast in the evening.
Thursday
Showers and thunderstorms likely, mainly between 2pm and 3pm. Increasing clouds, with a high near 82. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 76. Northwest wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 82.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Monday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 79. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 66. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Cosby TN
 35.82°N 83.21°W (Elev. 2418 ft)
Last Update:
7:06 pm EDT Jun 17, 2026
Forecast Valid:
8pm EDT Jun 17, 2026-6pm EDT Jun 24, 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