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

Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East and West

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

92°F

33°C

Humidity 47%
Wind Speed SW 12 mph
Barometer 29.97 in (1013.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 16 Jul 6:53 pm EDT
Extended Forecast for

3 Miles WNW Shuckstack NC

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. South southeast wind 7 to 9 mph.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 76. South southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 67. South southeast wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 76. South southeast wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 67. South wind around 6 mph. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 60%.

    High: 75 °F

    Chance
    Showers then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    T-storms
    Likely then
    Mostly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 67. South southeast wind 7 to 9 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 76. South southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 67. South southeast wind around 7 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 76. South southeast wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 67. South wind around 6 mph. Chance of precipitation is 60%.
Saturday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Sunday
A chance of showers, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 76. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Shuckstack NC
 35.5°N 83.88°W (Elev. 3720 ft)
Last Update:
7:08 pm EDT Jul 16, 2025
Forecast Valid:
7pm EDT Jul 16, 2025-6pm EDT Jul 23, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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