Monsoon Flood Threat in the Southwest; Hot in the South and Northwest

Monsoonal heavy rain will continue flash flood potential across the Southwest and Intermountain West to the central and southern Rockies through this weekend, especially in complex terrain, burn scars, and urban areas. Excessive heat and humidity with heat indices over 110 degrees will be common over much of the Deep South and interior Northwest this weekend. Read More >

Hazardous Weather Conditions

Air Quality Alert

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Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds with Haze

88°F

31°C

Humidity	43%
Wind Speed	W 10 mph
Barometer	30.01 in (1014.9 mb)
Dewpoint	63°F (17°C)
Visibility	6.00 mi
Heat Index	89°F (32°C)
Last update	31 Jul 2:53 pm EDT

More Information:

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

Extended Forecast for

Knoxville, McGhee Tyson Airport TN

This
Afternoon

Haze
High: 93 °F
Tonight

Haze then
Chance
T-storms
Low: 72 °F
Sunday

Chance
T-storms
High: 85 °F
Sunday
Night

Slight Chance
T-storms then
Partly Cloudy
Low: 66 °F
Monday

Mostly Sunny
High: 86 °F
Monday
Night

Partly Cloudy
Low: 64 °F
Tuesday

Sunny then
Chance
T-storms
High: 86 °F
Tuesday
Night

Chance
T-storms
Low: 64 °F
Wednesday

Slight Chance
Showers then
Chance
T-storms
High: 85 °F

Detailed Forecast

This Afternoon

Widespread haze. Mostly sunny and hot, with a high near 93. West wind around 10 mph.

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 2am. Widespread haze before 8pm. Mostly cloudy, with a low around 72. West wind around 5 mph becoming south after midnight.

Sunday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Southwest wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 66. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.

Monday

Mostly sunny, with a high near 86. North wind around 5 mph.

Monday Night

Partly cloudy, with a low around 64. Northeast wind around 5 mph.

Tuesday

A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 86. Calm wind becoming north around 5 mph in the morning.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 64.

Wednesday

A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 40%.

Wednesday Night

A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.

Thursday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.

Thursday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.

Friday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.