Widespread Summer Heat; Multiple Spots For Severe Weather

A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, south-central Plains, Mid to Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are possible from the Mid-Atlantic to the Ohio Valley and central Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82° N Lon: 83.99° W Elev: 981 ft.

Mostly Cloudy

91°F

33°C

Humidity 42%
Wind Speed W 7 mph
Barometer 30.03 in (1015.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 20 Aug 6:53 pm EDT
Detailed forecast for

Hamblen County

Tonight
Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Light winds. Chance of rain 30 percent.
Wednesday
Partly sunny with a 40 percent chance of showers and thunderstorms. Highs in the upper 80s. Southwest winds 10 mph or less.
Wednesday Night
Mostly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the lower 70s. Light winds.
Thursday
Partly sunny. A chance of thunderstorms and showers in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Light winds. Chance of rain 70 percent.
Thursday Night
Mostly cloudy with showers and thunderstorms likely. Lows around 70. Light winds. Chance of rain 60 percent.
Friday
Showers and thunderstorms. Highs in the upper 80s. Chance of rain 80 percent.
Friday Night
Mostly cloudy with showers and thunderstorms likely. Lows in the upper 60s. Chance of rain 60 percent.
Saturday
Mostly cloudy with showers and thunderstorms likely. Highs in the mid 80s. Chance of rain 70 percent.
Saturday Night
Mostly cloudy with a 40 percent chance of showers and thunderstorms. Lows in the upper 60s.
Sunday
Mostly cloudy with showers and thunderstorms likely. Highs in the mid 80s. Chance of rain 70 percent.
Sunday Night
Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the upper 60s.
Monday
Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the mid 80s.
Monday Night
Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the upper 60s.
Tuesday
Partly sunny with a 40 percent chance of showers and thunderstorms. Highs in the upper 80s.



Click Map For Forecast
256 PM EDT Tue Aug 20 2019
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database