Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

71°F

22°C

Humidity	90%
Wind Speed	N 6 mph
Barometer	29.87 in (1010.3 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Last update	1 Aug 6:53 am EDT

More Information:

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

Extended Forecast for

2 Miles SE Knoxville TN

Today
High: 88 °F
Showers
Tonight
Low: 72 °F
Showers
Sunday
High: 86 °F
Chance
Showers then
Chance
T-storms
Sunday Night
Low: 70 °F
Chance
T-storms then
Chance
Showers
Monday
High: 84 °F
Chance
T-storms
Monday Night
Low: 69 °F
Partly Cloudy
Tuesday
High: 86 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 70 °F
Chance
T-storms
Wednesday
High: 88 °F
Mostly Sunny
then Chance
T-storms

Detailed Forecast

Today

Showers and thunderstorms likely before noon, then showers and possibly a thunderstorm between noon and 2pm, then a chance of showers and thunderstorms after 2pm. High near 88. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am, then a chance of showers after 2am. Low around 72. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Monday

A 50 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

Monday Night

Partly cloudy, with a low around 69. Calm wind.

Tuesday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70.

Wednesday

A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.

Wednesday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71.

Thursday

A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.