A slow moving cold front pushed into unstable, tropical air overnight on the 24th, producing wind damage and flash flooding in many areas. As this cold front continued to push further southeast during the day on the 25th, thunderstorms ahead of the front produced isolated large hail as well damaging winds during the afternoon and evening hours.
Every event with a place to put it. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS HUN wrote it up.
A slow moving cold front pushed into unstable, tropical air overnight on the 24th, producing wind damage and flash flooding in many areas. As this cold front continued to push further southeast during the day on the 25th, thunderstorms ahead of the front produced isolated large hail as well damaging winds during the afternoon and evening hours.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Huntsville, AL wrote its last area forecast discussion before the first event at Aug 24, 7:45 PM CST, 1 hour 18 minutes earlier.
AREA FORECAST DISCUSSION...UPDATE NATIONAL WEATHER SERVICE HUNTSVILLE AL 845 PM CDT FRI AUG 24 2007 .MESOSCALE UPDATE... INTERESTING NIGHT ON THE RADAR SCOPE WITH A CLASSIC PULSE STORM ENVIRONMENT. THIS EVENING...SEVERE PULSE STORMS HAVE REMAINED TO OUR N AND SE THUS FAR...BUT THE ENVIRONMENT REMAINS SUPPORTIVE OF DOWNBURST AND HEAT BURST ACTIVITY. BOUNDARY INTERACTIONS HAVE CERTAINLY PLAYED A ROLE IN WHERE STORMS FIRE OFF. THERE HAVE BEEN NUMEROUS SMALL AND LARGER SCALE OUTFLOW BOUNDARIES...TOO NUMEROUS TO COUNT. THE LARGEST BOUNDARY IS NOW ENTERING NE AL...RESULTING FROM THE CLUSTER OF SEVERE STORMS IN NW GA. AN MCS CONTINUES TO PROPAGATE SW INTO EASTERN AL...JUST S OF LOOKOUT MOUNTAIN. THUS FAR...IT HAS JUST CLIPPED SOUTHERN DEKALB COUNTY. KHTX SHOWS THE BOUNDARY REACHING INTO CENTRAL JACKSON AND EASTERN MARSHALL COUNTIES. CANT RULE OUT RE-DEVELOPMENT ALONG THIS...AT LEAST IN THE NEAR TERM. FURTHER W...ANOTHER ARC OF STORMS CONTINUES TO PERCOLATE AND DRIFT N AND NE FROM NE MS THROUGH THE SHOALS INTO SOUTHERN MIDDLE TN...WHERE NEW DEVELOPMENT IS ON AN UPSWING. KOHX SOUNDING AT 00Z CALCULATED A WINDEX OF 63...WHICH WAS CLOSE TO WHAT EARLIER FORECAST SOUNDINGS HAD INDICATED. A MEASURED GUST TO 49KT AT KRNC (MCMINNVILLE TN) OCCURRED AT 0027Z...REFLECTING THE DOWNBURST ENVIRONMENT. WILL EXTEND THE 20 POP THRU 12Z GIVEN ALL THE BOUNDARIES AROUND. IF WE SEE A NOCTURNAL LLJ DEVELOPMENT LIKE WE HAVE SEEN AS OF LATE...THAT MAY HELP TO KICK OFF A FEW STORMS AS WELL. && .HUN WATCHES/WARNINGS/ADVISORIES... AL...NONE. TN...NONE. && KULA
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HUNTSVILLE AL 908 PM CDT FRI AUG 24 2007 ALZ001>010-016-TNZ076-096-097-251000- LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN- MARSHALL-JACKSON-DE KALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN- 908 PM CDT FRI AUG 24 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE TENNESSEE. .DAY ONE...TONIGHT... ISOLATED THUNDERSTORMS ARE STILL POSSIBLE OVERNIGHT...MAINLY ACROSS FAR NORTHWEST ALABAMA INTO SOUTHERN MIDDLE TENNESSEE THROUGH MIDNIGHT. THESE STORMS WILL BE CAPABLE OF BRIEF BUT GUSTY WINDS UP TO 45 MPH...HEAVY DOWNPOURS...AND CLOUD TO GROUND LIGHTNING. AN ISOLATED STORM PRODUCING DAMAGING WIND CANNOT BE RULED OUT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY... THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. SCATTERED MAINLY AFTERNOON AND EVENING THUNDERSTORMS ARE ANTICIPATED OVER THE WEEKEND. ANY STORMS THAT DEVELOP MAY QUICKLY BECOME STRONG...CONTAINING GUSTY WINDS...SMALL HAIL AND BRIEF HEAVY DOWNPOURS. A FEW STORMS COULD PRODUCE DOWNBURSTS CAPABLE OF DAMAGING WINDS. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL IS NOT ANTICIPATED AT THIS TIME. KULA
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 524 PM CDT FRI AUG 24 2007 ALZ006-242300- MADISON- 524 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR MADISON COUNTY UNTIL 6 PM CDT... AT 524 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM JUST NORTHWEST OF HUNTSVILLE...MOVING NORTHWEST AT 5 MPH. AN ADDITIONAL THUNDERSTORM WAS LOCATED JUST NORTH OF DOWNTOWN HUNTSVILLE. WINDS UP TO 45 MPH AND HEAVY DOWNPOURS ARE EXPECTED WITH THESE STORMS. * LOCATIONS IN OR NEAR THE PATH INCLUDE... ALABAMA HIGHWAY 53. NORTH MEMORIAL PARKWAY. INTERSTATE 565. NORMAL. HARVEST AND MONROVIA. RAINFALL AMOUNTS OF UP TO 1 INCH ARE POSSIBLE FROM THE THUNDERSTORMS. THIS WILL RESULT PONDING OF WATER ON AREA ROADWAYS...AS WELL AS BRIEF RUNOFF PROBLEMS. IF COMMUTING THIS EVENING...SLOW DOWN AND USE EXTRA CAUTION IF YOU ENCOUNTER A THUNDERSTORM. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 555 PM CDT FRI AUG 24 2007 ALZ003-242330- FRANKLIN- 555 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR SOUTHEASTERN FRANKLIN COUNTY UNTIL 630 PM CDT... AT 555 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR HALEYVILLE...MOVING NORTHWEST AT 5 MPH. WINDS UP TO 40 MPH...LOCALLY HEAVY RAINFALL...AND FREQUENT CLOUD TO GROUND LIGHTNING ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... BEAR CREEK RESERVOIR. PHIL CAMPBELL. SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 845 PM CDT FRI AUG 24 2007 TNZ096-250230- LINCOLN- 845 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR LINCOLN COUNTY UNTIL 930 PM CDT... AT 845 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM JUST WEST OF FAYETTEVILLE...MOVING NORTH AT 5 MPH. DIME SIZE HAIL...WINDS UP TO 50 MPH...AND FREQUENT CLOUD TO GROUND LIGHTNING ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... SKINEM. HARMS. BOONSHILL. HOWELL. THIS THUNDERSTORM COULD INTENSIFY QUICKLY...SO BE READY TO ACT IF A WARNING IS ISSUED. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 910 PM CDT FRI AUG 24 2007 ALZ001-250245- LAUDERDALE- 910 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR NORTHEASTERN LAUDERDALE COUNTY UNTIL 945 PM CDT... AT 910 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM APPROACHING LEXINGTON...MOVING NORTHEAST AT 20 MPH. WINDS UP TO 40 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... KINGTOWN. LEXINGTON. ANDERSON. SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 920 PM CDT FRI AUG 24 2007 TNZ076-096-250245- LINCOLN-MOORE- 920 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR LINCOLN AND MOORE COUNTIES UNTIL 945 PM CDT... AT 915 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO TRACK STRONG THUNDERSTORMS ACROSS LINCOLN COUNTY. THE STRONGEST THUNDERSTORM WAS LOCATED NEAR BELLEVILLE...OR 7 MILES NORTH OF FAYETTEVILLE...MOVING NORTHEAST AT 10 MPH. PEA SIZE HAIL...WINDS UP TO 50 MPH...AND FREQUENT CLOUD TO GROUND LIGHTNING ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... BELLEVILE. CHESTNUT RIDGE. BOONEVILLE. LYNCHBURG. SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO...OR YOUR LOCAL TELEVISION STATIONS FOR LATER STATEMENTS AND POSSIBLE WARNINGS CONCERNING THIS WEATHER SITUATION. 27
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HUNTSVILLE AL 935 PM CDT FRI AUG 24 2007 TNZ097-250315- FRANKLIN- 935 PM CDT FRI AUG 24 2007 ...SIGNIFICANT WEATHER ALERT FOR FRANKLIN COUNTY UNTIL 1015 PM CDT... AT 935 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR DECHERD...OR JUST NORTHEAST OF WINCHESTER. THIS STORM WAS NEARLY STATIONARY. WINDS UP TO 50 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING ARE EXPECTED WITH THIS STORM. * LOCATIONS IN OR NEAR THE PATH INCLUDE... WINCHESTER. EASTERN PORTIONS OF TIMS FORD LAKE. DECHERD. SEEK SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. THIS THUNDERSTORM COULD INTENSIFY QUICKLY...SO BE READY TO ACT IF A WARNING IS ISSUED. 27
The Northeast Alabama radar (KHTX), 31 km away, was scanning. The volume nearest the first event began at 03:03 UTC.
3 heavy rain, 2 flash flood, 1 thunderstorm wind, 1 hail. Local standard time, as filed.
Thunderstorm wind blew down trees down across Franklin County including Decherd. Street signs were blown down within the city of Decherd. Time estimated.
Nickel sized hail was reported.
Six to eight inches of water flooded the intersection of Winchester Highway and Hotel Road.
Rainfall of 3.32 inches was measured between 9:45 pm and Midnight.
A National Weather Service Backyard Observer measured 4.05 inches of rain at Midnight and an additional inch of rain estimated between Midnight and 12:15 am.
Water one and one half foot deep flooded the intersection at Beans Creek Road and Old Davy Crockett Highway.
A TVA rain gage measured 5.64 inches of rainfall between 9:30 pm and 12:45 am. Rain was still falling at the time of the last available report. 0.94 inches of this rain fell between 11:15 pm and 1130 pm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Tennessee in 2007Every state in 2007This day in weather historyWarnings in Tennessee, August 2007
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 58211, 58200, 58197, 58201, 58208, 58198, 58210.