Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Light Rain Fog/Mist

70°F

21°C

Humidity	90%
Wind Speed	E 5 mph
Barometer	30.09 in (1018.0 mb)
Dewpoint	67°F (19°C)
Visibility	5.00 mi
Last update	21 May 10:53 am EDT

More Information:

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

Extended Forecast for

2 Miles NNE Louisville TN

Today
High: 77 °F
Showers
Tonight
Low: 65 °F
Chance
Showers
Friday
High: 80 °F
Showers
Friday Night
Low: 65 °F
Showers
Saturday
High: 79 °F
Showers
Saturday Night
Low: 64 °F
Showers
Likely
Sunday
High: 82 °F
Chance
Showers then
Showers
Sunday Night
Low: 65 °F
Showers
Memorial Day
High: 81 °F
Showers

Detailed Forecast

Today

Showers and possibly a thunderstorm. High near 77. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Showers likely, then showers and possibly a thunderstorm after 11am. High near 80. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

Showers and possibly a thunderstorm. Low around 65. South wind around 5 mph becoming calm. Chance of precipitation is 100%.

Saturday

Showers, with thunderstorms also possible after 11am. High near 79. Southwest wind 5 to 10 mph. Chance of precipitation is 90%.

Saturday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Sunday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 82. Calm wind becoming southwest around 5 mph. Chance of precipitation is 90%.

Sunday Night

Showers and possibly a thunderstorm before 2am, then showers likely. Low around 65. Chance of precipitation is 80%.

Memorial Day

Showers likely, then showers and possibly a thunderstorm after 8am. High near 81. Chance of precipitation is 90%.

Monday Night

Showers and possibly a thunderstorm before 2am, then showers likely. Low around 65. Chance of precipitation is 80%.

Tuesday

Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 90%.

Tuesday Night

Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.

Wednesday

Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.