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

Heavy Rainfall Possible in the Upper Midwest, South Texas, and Puerto Rico and the Virgin Islands

Scattered thunderstorms and heavy rainfall may bring areas of flooding though the weekend over the Upper Midwest. A tropical disturbance will bring moderate to locally heavy rain to portions of South Texas into Saturday. Tropical Storm Erin may bring isolated flash and urban flooding, landslides or mudslides, and tropical storm conditions to Puerto Rico and the U.S. Virgin Islands. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

79°F

26°C

Humidity 77%
Wind Speed Calm
Barometer 30.15 in (1019.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Aug 9:53 am EDT
Extended Forecast for

6 Miles NNE Shuckstack NC

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 74. Light north wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. Calm wind becoming east around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. North wind 3 to 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Patchy Fog
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 63. Light and variable wind becoming east southeast around 6 mph in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. East southeast wind around 6 mph becoming light and variable.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 74. Light north wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog before 2am, then patchy fog after 5am. Otherwise, partly cloudy, with a low around 64. Calm wind becoming east around 6 mph after midnight. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 74. North wind 3 to 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 63. Light and variable wind becoming east southeast around 6 mph in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 74. East southeast wind around 6 mph becoming light and variable.
Sunday Night
Mostly clear, with a low around 64.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 75.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 9pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 70. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Shuckstack NC
 35.56°N 83.76°W (Elev. 4255 ft)
Last Update:
6:28 am EDT Aug 15, 2025
Forecast Valid:
10am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
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Additional Resources

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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