Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

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

A Few Clouds

73°F

23°C

Humidity	90%
Wind Speed	NE 3 mph
Barometer	30.01 in (1014.9 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	18 Aug 3:53 am EDT

More Information:

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

Detailed forecast for

Blount Smoky Mountains

Rest Of Tonight

Mostly clear. Near steady temperature around 70. Light winds.

Monday

Sunny. A slight chance of showers and thunderstorms late. Highs in the upper 70s to lower 90s. Temperature falling into the lower 80s in the afternoon. Light winds. Chance of rain 20 percent.

Monday Night

Mostly clear. Lows in the mid 60s to lower 70s. Light winds.

Tuesday

Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s to upper 80s. Light winds. Chance of rain 50 percent.

Tuesday Night

Partly cloudy. Lows in the 60s to lower 70s. Light winds.

Wednesday

Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s to upper 80s. Chance of rain 50 percent.

Wednesday Night

Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the 60s to lower 70s. Chance of rain 20 percent.

Thursday

Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the 70s and 80s. Chance of rain 50 percent.

Thursday Night

Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the 60s. Chance of rain 20 percent.

Friday

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 70s to mid 80s. Temperature falling into the mid 70s in the afternoon. Chance of rain 50 percent.

Friday Night

Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the 60s. Chance of rain 40 percent.

Saturday

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 60s to lower 80s. Chance of rain 70 percent.

Saturday Night

Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the 60s. Chance of rain 30 percent.

Sunday

Mostly sunny. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the 70s to mid 80s. Chance of rain 50 percent.