Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

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

Mostly Cloudy

73°F

23°C

Humidity 69%
Wind Speed S 6 mph
Barometer 29.99 in (1014.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 20 Jun 10:53 pm EDT
Detailed forecast for

NW Blount

Tonight
Mostly clear. Lows in the mid 60s. Light winds.
Sunday
Sunny. Highs in the upper 80s. Light winds.
Sunday Night
Mostly clear until early morning, then partly cloudy with a chance of showers late. Lows in the lower 70s. South winds 5 to 15 mph. Gusts up to 30 mph after midnight. Chance of rain 50 percent.
Monday
Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Humid with highs in the mid to upper 80s. Southwest winds 10 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
Monday Night
Showers with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the upper 60s. Southwest winds 5 to 15 mph. Chance of rain near 100 percent.
Tuesday
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 80s. Chance of rain 50 percent.
Tuesday Night
Partly cloudy. A slight chance of showers in the evening. Lows in the mid 60s. Chance of rain 20 percent.
Wednesday
Mostly sunny. A slight chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 80s. Chance of rain 20 percent.
Wednesday Night
Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 20 percent.
Thursday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid to upper 80s. Chance of rain 20 percent.
Thursday Night
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.
Friday
Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of rain 30 percent.
Friday Night
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.
Saturday
Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid to upper 80s. Chance of rain 40 percent.



Basemap Options
Click map to change the forecast location
Loading map...
706 PM EDT Sat Jun 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database