Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fog/Mist

73°F

23°C

Humidity	100%
Wind Speed	Calm
Barometer	30.03 in
Dewpoint	73°F (23°C)
Visibility	4.00 mi
Last update	16 Jul 3:15 am EDT

More Information:

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

Extended Forecast for

Seymour TN

Overnight
Low: 72 °F
Partly Cloudy
Wednesday
High: 93 °F
Mostly Sunny
then Chance
T-storms
Wednesday Night
Low: 73 °F
Chance
T-storms
Thursday
High: 93 °F
Slight Chance
T-storms then
Chance
T-storms
Thursday Night
Low: 74 °F
Chance
T-storms then
Chance
Showers
Friday
High: 91 °F
Chance
T-storms then
T-storms
Likely
Friday Night
Low: 74 °F
Showers
Likely then
Chance
Showers
Saturday
High: 89 °F
Chance
T-storms then
T-storms
Likely
Saturday Night
Low: 73 °F
T-storms
Likely then
Chance
T-storms

Detailed Forecast

Overnight

Partly cloudy, with a low around 72. Calm wind.

Wednesday

A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.

Wednesday Night

A 40 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.

Thursday

A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny and hot, with a high near 93. Heat index values as high as 98. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.

Thursday Night

A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 74. Southwest wind around 5 mph.

Friday

Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny and hot, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

Friday Night

Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

Saturday

A chance of thunderstorms, then showers and thunderstorms likely after 8am. Partly sunny, with a high near 89. Chance of precipitation is 70%.

Saturday Night

Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Sunday

A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 90. Chance of precipitation is 70%.

Sunday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

Monday

Showers and thunderstorms likely. Mostly sunny and hot, with a high near 91. Chance of precipitation is 60%.

Monday Night

Showers and thunderstorms likely. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

Tuesday

A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.