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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Hazardous Weather Conditions

Current conditions at

Lee County Airport (K0VG)

Lat: 36.65°NLon: 83.22°WElev: 1411ft.

Overcast

68°F

20°C

Humidity 100%
Wind Speed NA
Barometer 30.03 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 13 Aug 4:55 am EDT
Extended Forecast for

3 Miles SW Sneedville TN

Flood Watch August 13, 05:28am until August 13, 08:00am
Click here for hazard details and duration
...
  •  
    Flood Watch August 13, 05:28am until August 13, 08:00am

    NOW until 8:00am Thu

    Flood Watch

  • Today

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Mostly cloudy, with a low around 71. Calm wind. New rainfall amounts between a quarter and half of an inch possible.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind becoming southwest around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 87. Calm wind becoming west around 5 mph in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms, mainly between 11pm and 5am. Mostly cloudy, with a low around 71. Calm wind. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny and hot, with a high near 90. Heat index values as high as 96. Calm wind becoming southwest around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 91. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Calm wind.
Sunday
Mostly sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 92.
Monday Night
A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Sneedville TN
 36.52°N 83.24°W (Elev. 1306 ft)
Last Update:
2:26 am EDT Aug 13, 2026
Forecast Valid:
5am EDT Aug 13, 2026-6pm EDT Aug 19, 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