National Weather Service United States Department of Commerce

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

A Severe Thunderstorm Watch is in effect through 8 PM for all of north Alabama and southern middle Tennessee. Main threats with storms will be strong winds and large hail. Stay weather aware!
An Extreme Heat Warning is in effect today through Thursday at 7 PM. Heat Index values in the afternoon will reach the 110 to 114 degree range with temperatures overnight only falling into the mid to upper 70s. Practice heat safety wherever you are. Heat related deaths & illnesses are preventable! NEVER leave children, disabled adults, or pets in parked, unattended vehicles!
Dangerous heat will continue this week (with peak heat index values between 104-111°F). An Extreme Heat Warning is in effect for all of north Alabama and southern middle Tennessee through 7 PM Wednesday, with a Heat Advisory in effect for these same areas through 7PM Thursday. Be sure to remain hydrated, take frequent breaks in A/C, and NEVER leave people or pets in vehicles!
A medium (20-40%) chance of afternoon/evening thunderstorms today and Thursday. A few storms could become strong to severe producing damaging winds and large hail. Stay weather aware and have multiple ways of receiving warnings!

 
 
Location Sky/Weather Temp Dewpt RH Wind Baro Remarks
Huntsville
 
 
 
 
 
 
 
Muscle Shoals
 
 
 
 
 
 
 
Decatur
 
 
 
 
 
 
 
Meridianville
 
 
 
 
 
 
 
Vinemont
 
 
 
 
 
 
 
Albertville
 
 
 
 
 
 
 
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
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