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

Severe Thunderstorms Possible from Ohio Valley to Mid-Atlantic; Excessive Heat in Central U.S.

Thunderstorms associated with wind damage and a risk for a tornado, will be possible from the Ohio Valley, central Appalachians and Mid-Atlantic states on Thursday. Dangerous heat will be possible from the Central Plains into the northern Gulf Coast though the weekend. Heavy rain in the Southwest U.S. could lead to flash flooding over the next several days as monsoonal conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Partly Cloudy

33°C

92°F

Humidity 44%
Wind Speed W 19 km/h
Barometer 1013.8 mb (29.98 in)
Dewpoint 19°C (67°F)
Visibility 16 km
Heat Index36°C (96°F)
Last update 29 Jul 6:53 pm EDT
Extended Forecast for

4 Miles N Max Patch NC

  • Tonight

    Tonight: Increasing clouds, with a low around 20. West wind 10 to 15 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 35 km/h.

    Increasing
    Clouds

    Low: 20 °C

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 25. Northwest wind 15 to 25 km/h, with gusts as high as 35 km/h.

    Chance
    T-storms

    High: 25 °C

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 16. North wind 10 to 15 km/h. Chance of precipitation is 30%.

    Chance
    T-storms then
    Partly Cloudy

    Low: 16 °C

  • Saturday

    Saturday: Sunny, with a high near 26. Southeast wind 5 to 10 km/h becoming northwest in the morning.

    Sunny

    High: 26 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 17. Northwest wind 10 to 15 km/h becoming southwest after midnight.

    Slight Chance
    T-storms then
    Chance
    Showers

    Low: 17 °C

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 22. West wind 10 to 15 km/h. Chance of precipitation is 60%.

    Showers
    Likely

    High: 22 °C

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 16. Northwest wind 10 to 15 km/h. Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 16 °C

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 22. Chance of precipitation is 40%.

    Chance
    Showers then
    Chance
    T-storms

    High: 22 °C

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 15 °C

Detailed Forecast

Tonight
Increasing clouds, with a low around 20. West wind 10 to 15 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 35 km/h.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 25. Northwest wind 15 to 25 km/h, with gusts as high as 35 km/h.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 16. North wind 10 to 15 km/h. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 26. Southeast wind 5 to 10 km/h becoming northwest in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 17. Northwest wind 10 to 15 km/h becoming southwest after midnight.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 22. West wind 10 to 15 km/h. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 16. Northwest wind 10 to 15 km/h. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 22. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 15. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 22. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 14.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 22.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 15.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 22.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles N Max Patch NC
 35.85°N 82.95°W (Elev. 1110 m)
Last Update:
6:45 pm EDT Jul 29, 2021
Forecast Valid:
7pm EDT Jul 29, 2021-6pm EDT Aug 5, 2021
 
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