Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville Downtown Airport (KDKX)

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

A Few Clouds

77°F

25°C

Humidity	83%
Wind Speed	Calm
Barometer	30.09 in
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	4 Jul 8:35 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Knox County

Today

Mostly sunny. A slight chance of showers and thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Light winds. Chance of rain 30 percent.

Tonight

Showers likely with a chance of thunderstorms until early morning. Lows in the lower 70s. Light winds. Chance of rain 70 percent.

Sunday

Mostly sunny. A chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Humid with highs in the lower 90s. Light winds. Chance of rain 60 percent.

Sunday Night

Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Light winds. Chance of rain 40 percent.

Monday

Mostly sunny. A slight chance of showers and thunderstorms in the morning, then scattered showers with a chance of thunderstorms in the afternoon. Humid with highs around 90. Light winds. Chance of rain 50 percent.

Monday Night

Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 40 percent.

Tuesday

Partly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 70 percent.

Tuesday Night

Mostly cloudy 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 lower 70s. Chance of rain 20 percent.

Wednesday

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 upper 80s. Chance of rain 50 percent.

Wednesday Night

Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent.

Thursday

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 upper 80s. Chance of rain 50 percent.

Thursday Night

Partly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 50 percent.

Friday

Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 70 percent.