Showers and thunderstorms will be the main story Wednesday across the Cumberland Plateau and Tennessee Valley. Rain chances reach 80 percent on the plateau and 90 percent in the valley, with some areas picking up a quarter to a half-inch of rain. Fog will also be around in spots on the Cumberland Plateau during the morning. Temperatures will be noticeably cooler, with highs near 73 on the plateau and 78 in the valley. Showers and a few thunderstorms remain possible Wednesday night.

More showers are likely Thursday, with a few thunderstorms still possible and rain chances around 60 percent in both regions. Highs stay in the middle 70s. The rain begins winding down Thursday evening, setting the stage for a much drier stretch heading into the weekend.

Friday brings back mostly sunny skies with highs in the middle to upper 70s, followed by a cool Friday night. Lows drop into the middle 40s on the Cumberland Plateau and upper 40s in the Tennessee Valley. Saturday looks sunny with highs in the middle to upper 70s, and Sunday stays mostly sunny with similar temperatures. Some patchy morning fog will be possible on the plateau Friday and Saturday.

CLIMATE & ALMANAC

Normal High: 75°

Normal Low: 54°

Record High: 90° — 1955

Record Low: 36° — 1999

Record Rainfall: 2.78 inches — 1975 National Weather Service

Sunrise: 6:28 AM

Sunset: 6:35 PM

Daylight: 12 hours, 6 minutes

Daylight is decreasing by about 2 minutes, 15 seconds each day. Time and Date

SKY & SEASONS

Moon: Waxing Gibbous, about 93% illuminated. Time and Date

Next Full Moon: Saturday, September 26 at 11:49 AM

Next New Moon: Saturday, October 10 at 10:50 AM. Time and Date

Next Season Change: Winter begins Monday, December 21 at 2:50 PM. Time and Date

Daylight Saving Time: Ends Sunday, November 1. Clocks fall back one hour at 2:00 AM. Time and Date

Forecast information provided by the National Weather Service. Climate information is based on National Weather Service and NOAA records. Astronomical information is based on established astronomical calculations.