Isolated Severe Thunderstorms and Critical Fire Weather Tuesday

Isolated severe thunderstorms with strong wind gusts and hail will be possible Tuesday from parts of central Plains northeastward into the Midwest. Additional storms capable of damaging winds will be possible across the eastern Florida peninsula. Elevated to critical fire weather including gusty winds and low relative humidity is forecast again Tuesday over much of the northern Great Plains. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97° N Lon: 83.87° W Elev: 827 ft.

Fog/Mist

50°F

10°C

Humidity 100%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 50°F (10°C)
Visibility 5.00 mi
Last update 12 May 2:15 am EDT
Detailed forecast for

Knox County

Rest Of Tonight
Mostly clear. Lows in the upper 40s. Light winds.
Tuesday
Sunny. Highs in the upper 70s. Light winds.
Tuesday Night
Mostly clear. Lows in the mid 50s. Light winds.
Wednesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southwest winds 5 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Wednesday Night
Mostly clear. Lows around 50. Northwest winds 10 mph or less.
Thursday
Sunny. Highs in the lower 70s.
Thursday Night
Clear. Lows in the mid 40s.
Friday
Sunny. Highs in the upper 70s.
Friday Night
Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. Chance of rain 20 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 80s. Chance of rain 40 percent.
Saturday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 20 percent.
Sunday
Mostly sunny. A slight chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
Sunday Night
Partly cloudy. Lows in the lower 60s.
Monday
Mostly sunny. Highs around 90.



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106 AM EDT Tue May 12 2026
 
 

Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database