National Weather Service United States Department of Commerce

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Sunday could bring areas of flooding to parts of the upper Midwest, central Great Lakes, southern New England and Virginia/North Carolina tidewater region. Read More >

Click a location below for detailed forecast.

Last Map Update: Fri, Sep 18, 2026 at 1:24:58 am CDT

A Heat Advisory continues for the Tennessee Valley through Saturday. High temperatures will reach the middle to upper 90s, with heat index values of up to 100-105.
Very warm to hot temperatures are forecast into the weekend. Daily high temperatures will range from the mid to upper 90s, with lows in the upper 60s to lower 70s. Mid and late afternoon heat indices will rise and range from the mid 90s to 107 degrees. A Heat Advisory is in effect for much of the Tennessee Valley through Saturday. Dry conditions are will linger through Saturday before low shower/storm chances are expected to develop over the weekend. Area residents should be prepared for an extended hot period.

 
 
Location Sky/Weather Temp Dewpt RH Wind Baro Remarks
Huntsville
 
 
 
 
 
 
 
Muscle Shoals
 
 
 
 
 
 
 
Decatur
 
 
 
 
 
 
 
Meridianville
 
 
 
 
 
 
 
Vinemont
 
 
 
 
 
 
 
Albertville
 
 
 
 
 
 
 
Guntersville
 
 
 
 
 
 
 
Scottsboro
 
 
 
 
 
 
 
Fort Payne
 
 
 
 
 
 
 
Courtland
 
 
 
 
 
 
 
Winchester
 
 
 
 
 
 
 
Tullahoma
 
 
 
 
 
 
 
Fayetteville
 
 
 
 
 
 
 
Note: "N/A" or "MISG" will be displayed if values are not available. In the LOCATION column, click on links for a list of recent observations at sites of interest. In the WIND column, VRB is "variable" and G is "gust". Wind speeds are in MPH. In the BARO (pressure) column, values are in inches. In the REMARKS column, HX is "heat index", WCI is "wind chill index", and VSB is "visibility" (if shown).
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SITREP GRAPHICAL HWO DISCUSSION FIRE WX AVIATION WX HYDROLOGY
 
AIR QUALITY GRIDDED FORECAST FORECAST (HR) CLIMATE WEATHER STATS OBSERVATIONS
 
SATELLITE WX RADIOS   STORM SPOTTER TRAINING   PAST EVENTS GIS TORNADO HISTORY
Daily Climate for Middle Tennessee
EDUCATION AND OUTREACH BEING PREPARED ESTAR PREPARANDO