National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Major Hurricane Erin; Hot in the Mid-Mississippi Valley

Major Hurricane Erin is tracking just north of the lower Bahamas today. Dangerous surf and rip current threats increase this week for most of the Atlantic coastline. Erin's outerbands may impact the Outer Banks later this week. Hot to extremely hot temperatures are forecast today and Tuesday from a part of the southern Plains into the central to lower Mississippi River Valley. Read More >

Current conditions at

Winchester Municipal Airport (KBGF)

Lat: 35.18°NLon: 86.07°WElev: 979ft.

Fair

86°F

30°C

Humidity 66%
Wind Speed NA
Barometer 30.07 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 18 Aug 10:15 am CDT
Extended Forecast for

Decherd TN

  • Today

    Today: Sunny, with a high near 93. Heat index values as high as 98. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 97. Calm wind.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming north northwest around 5 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 93. Heat index values as high as 98. Calm wind becoming north northeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 71. Calm wind.
Tuesday
Sunny, with a high near 93. Heat index values as high as 97. Calm wind.
Tuesday Night
Mostly clear, with a low around 71. Calm wind.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Calm wind becoming north northwest around 5 mph.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 69.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decherd TN
 35.21°N 86.08°W (Elev. 988 ft)
Last Update:
9:50 am CDT Aug 18, 2025
Forecast Valid:
10am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation