National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Click a location below for detailed forecast.

Last Map Update: Tue, Sep 15, 2026 at 3:48:28 pm CDT

A Heat Advisory will be in effect from 11 AM Tuesday through 8 PM CDT Wednesday, for portions of the Tennessee Valley. High temperatures are forecast to rise into the mid and upper 90s, with heat indices from 105 to 109 degrees.
Very warm to hot temperatures are forecast for the upcoming week. Daily high temperatures will range in the mid to upper 90s, with lows in the upper 60s to mid 70s. Mid and late afternoon heat indices will rise and range from the mid 90s to 109 degrees. A Heat Advisory is in effect for much of the Tennessee Valley Tuesday and Wednesday. Dry conditions are expected for much of the work week. 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