Areas of Excessive Rainfall and Extreme Heat; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Fair

78°F

26°C

Humidity	74%
Wind Speed	W 3 mph
Barometer	30.07 in (1017.1 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	12 Aug 12:53 am EDT

More Information:

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

Extended Forecast for

3 Miles N Rockford TN

Overnight
Low: 72 °F
Slight Chance
Showers
Tuesday
High: 86 °F
Chance
T-storms then
T-storms
Likely
Tuesday Night
Low: 73 °F
Showers
Likely
Wednesday
High: 87 °F
Chance
T-storms and
Patchy Fog
then T-storms
Likely
Wednesday Night
Low: 72 °F
Showers
Likely then
Chance
Showers
Thursday
High: 88 °F
Slight Chance
T-storms then
Chance
T-storms
Thursday Night
Low: 71 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 92 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 72 °F
Slight Chance
T-storms then
Partly Cloudy

Detailed Forecast

Overnight

A chance of sprinkles between 4am and 5am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 72. Calm wind.

Tuesday

Showers and thunderstorms likely, mainly between 2pm and 5pm. Mostly cloudy, with a high near 86. Calm wind becoming southeast around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 87. Heat index values as high as 95. Southwest wind around 5 mph. Chance of precipitation is 60%.

Wednesday Night

Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

Thursday

A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.

Thursday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Calm wind.

Friday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.

Friday Night

A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.

Saturday

A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.

Saturday Night

A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.

Sunday

A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.