Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

70°F

21°C

Humidity	90%
Wind Speed	W 10 mph
Barometer	30.01 in (1014.8 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Last update	12 Aug 2:53 am EDT

More Information:

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

Extended Forecast for

Rockford TN

Flood Watch August 12, 07:00am until August 12, 03:00pm

Click here for hazard details and duration

Flood Watch

Overnight
Low: 73 °F
Slight Chance
T-storms
Wednesday
High: 90 °F
Chance
T-storms
Wednesday Night
Low: 73 °F
Chance
T-storms then
Showers
Likely
Thursday
High: 91 °F
Chance
T-storms
Thursday Night
Low: 75 °F
Mostly Cloudy
Friday
High: 94 °F
Chance
Showers
Friday Night
Low: 76 °F
Slight Chance
Showers then
Partly Cloudy
Saturday
High: 95 °F
Hot
Saturday Night
Low: 75 °F
Partly Cloudy

Detailed Forecast

Overnight

A slight chance of showers between 4am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph. Chance of precipitation is 10%.

Wednesday

A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 2am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A 40 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. Heat index values as high as 102. West wind around 5 mph.

Thursday Night

Mostly cloudy, with a low around 75. South wind around 5 mph.

Friday

A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 94. West wind around 5 mph. Chance of precipitation is 30%.

Friday Night

A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 76. West wind around 5 mph becoming calm.

Saturday

Mostly sunny and hot, with a high near 95.

Saturday Night

Partly cloudy, with a low around 75.

Sunday

Mostly sunny and hot, with a high near 96.

Sunday Night

Mostly clear, with a low around 77.

Monday

A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.