National Weather Service United States Department of Commerce

Heavy rain expected across the Mid-Atlantic region and central Appalachians.

Heavy rainfall is possible over portions of the eastern United States today, with the highest risk across the Mid-Atlantic and central Appalachians. Click the "Read More" link for excessive rainfall forecasts from the Weather Prediction Center. Afternoon showers and thunderstorms are possible over portions of the Southwest and southern Rockies through Friday. Read More >

Click a location below for detailed forecast.

Last Map Update: Thu, Sep. 29, 2016 at 9:41:26 pm EDT

National Weather Service Louisville, KYNational Weather Service Jackson, KYNational Weather Service Charleston, WV
National Weather Service Nashville, TNZoom
Out

National Weather Service Blacksburg, VA
National Weather Service Huntsville, ALNational Weather Service Peachtree City, GANational Weather Service Greer, SC

Each observation point is apart of our COOP program (Cooperative Observer Program). Each site has a 24 hour observation period that ends and begins at 8 am local time. Each site records temperature, precipitation, and snowfall data. More information about the COOP program can be found here www.nws.noaa.gov/om/coop/ Data began being collected at: Cades Cover on 01/01/1999 || Mount LeConte on 07/01/1987 || Newfound Gap on 01/01/1991 || Sugarlands Visitor Center on 12/01/1921
Overnight lows dipping into the upper 40s for some Valley locations. Elsewhere, expect to see lows reach the lower 50's for most spots by tomorrow morning.
More information on this climate data can be found at http://www.weather.gov/mrx/dailyclimateimageinfo

Local Weather History For September 29th...
Heavy rain drenched east TN in 1944. 4.17" of rain fell at Knoxville in a 24-hour period.