Severe Thunderstorms and Heavy Rain from the Plains to the Mid-Atlantic; Ongoing Heat in the South

Severe thunderstorms and showers pose a risk for excessive rain, localized flash flooding, strong gusts and/or large hail across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic this afternoon and evening. Extreme heat is ongoing over the Desert Southwest and the Southeast U.S.. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Light Rain

88°F

31°C

Humidity	50%
Wind Speed	SW 15 G 21 mph
Barometer	30.02 in (1015.1 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	91°F (33°C)
Last update	9 Jul 2:53 pm EDT

More Information:

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

Extended Forecast for

Townsend TN

Flood Watch July 10, 12:00pm until July 12, 08:00pm

Click here for hazard details and duration

Flood Watch

This Afternoon
High: 88 °F
Chance
T-storms
Tonight
Low: 69 °F
Chance
T-storms
Friday
High: 88 °F
Showers
Likely then
T-storms
Friday Night
Low: 69 °F
Chance
T-storms then
Showers
Likely
Saturday
High: 85 °F
Showers then
T-storms
Saturday Night
Low: 67 °F
Showers
Likely
Sunday
High: 86 °F
T-storms
Likely
Sunday Night
Low: 66 °F
T-storms
Likely
Monday
High: 83 °F
Showers
Likely then
T-storms
Likely

Detailed Forecast

This Afternoon

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Heat index values as high as 95. West wind around 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Friday

Showers and thunderstorms, mainly before 5pm. High near 88. Heat index values as high as 96. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

Saturday

Showers, with thunderstorms also possible after 11am. High near 85. West wind around 5 mph. Chance of precipitation is 90%.

Saturday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Sunday

A chance of showers, then showers and thunderstorms likely after 11am. Mostly cloudy, with a high near 86. Calm wind becoming west around 5 mph. Chance of precipitation is 70%.

Sunday Night

Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

Monday

Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%.

Monday Night

Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

Tuesday

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

Tuesday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

Wednesday

A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.