Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

67°F

19°C

Humidity	29%
Wind Speed	Vrbl 3 mph
Barometer	30.14 in (1020.6 mb)
Dewpoint	33°F (1°C)
Visibility	10.00 mi
Last update	19 Mar 6:53 pm EDT

More Information:

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

Extended Forecast for

Louisville TN

Tonight
Low: 40 °F
Mostly Clear
Friday
High: 72 °F
Increasing
Clouds
Friday Night
Low: 53 °F
Mostly Cloudy
Saturday
High: 80 °F
Partly Sunny
then Slight
Chance
T-storms
Saturday Night
Low: 55 °F
Slight Chance
T-storms then
Mostly Clear
Sunday
High: 83 °F
Sunny
Sunday Night
Low: 58 °F
Mostly Clear
then Slight
Chance
T-storms
Monday
High: 69 °F
Slight Chance
T-storms then
Sunny
Monday Night
Low: 41 °F
Mostly Clear

Detailed Forecast

Tonight

Mostly clear, with a low around 40. Calm wind.

Friday

Increasing clouds, with a high near 72. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

Friday Night

Mostly cloudy, with a low around 53. Southwest wind around 5 mph.

Saturday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 80. Southwest wind around 5 mph.

Saturday Night

A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm.

Sunday

Sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph.

Monday

A 10 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 69.

Monday Night

Mostly clear, with a low around 41.

Tuesday

Mostly sunny, with a high near 68.

Tuesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 47.

Wednesday

A 20 percent chance of showers. Partly sunny, with a high near 69.

Wednesday Night

Partly cloudy, with a low around 49.