Diurnal heating enhanced by an upper level trough lead to pulse severe thunderstorms 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 JAX wrote it up.
Diurnal heating enhanced by an upper level trough lead to pulse severe thunderstorms 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 Jacksonville, FL wrote its last area forecast discussion before the first event at Aug 4, 1:40 PM EST, 5 hours earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 240 PM EDT MON AUG 4 2008 ...HOT AND MOSTLY DRY THROUGH WED... ...INCREASING RAIN CHANCES INTO THE WEEKEND... .SHORT TERM...A MEAN LAYER RIDGE AXIS WILL CONTINUE TO DOMINATE THE LOCAL WX PATTERN THROUGH TUE NIGHT WITH LIGHT STEERING FLOW SHIFTING FROM THE N TODAY TO MORE SE TUE WHICH WILL FOCUS THE HIGHEST CHANCES OF AN AFTN SEA BREEZE MERGER AND RESULTANT TSRA TOWARD THE I-75 CORRIDOR IN THE LATE AFTN/EARLY EVENING. PRECIPITABLE WATER VALUES WILL GENERALLY HOVER AROUND 1.8 INCHES ACROSS THE AREA...WITH VALUES NEAR 2 INCHES OVER OUR SOUTHERN ZONES TUE AND THEN ACROSS OUR GA ZONES WED IN ADVANCE OF AN APPROACHING SHORT WAVE TROUGH. STEERING FLOW WILL ALSO SHIFT TO MORE SSW WED AS MEAN LAYER TROUGHING STARTS TO CARVE OUT OVER THE EASTERN SEA BOARD. THE MAIN SHORT TERM WEATHER STORY WILL BE WARM TEMPS WITH HIGH TEMPS TOMORROW AND WED NEARING 100 DEG ACROSS OUR GA ZONES WITH HEAT INDICES NEAR 105 DEG. OUR FL ZONES WILL BE A BIT COOLER DUE TO MORE CLOUD COVER WITH HIGHS IN THE LOW TO MID 90S. .LONG TERM...FRI THROUGH MON... ABOVE CLIMO RAIN CHANCES RETURN FRI THROUGH MON AS MEAN LAYER SW FLOW DEVELOPS AND PWATS CLIMB TO ABOVE 2 INCHES ONCE AGAIN. TEMPS WILL RETURN TO NEAR OR SLIGHTLY BELOW CLIMO VALUES WITH HIGHS IN THE LOWER 90S AND MINS IN THE LOWER 70S. && .AVIATION...VFR CONDITIONS ARE FORECAST. AFTERNOON CONVECTION WILL BE LIMITED AND MAINLY CONFINED TO INTERIOR NORTHEAST FLORIDA. HAVE INCLUDED VCTS WORDING FOR KGNV AND KJAX THROUGH 23Z. && .MARINE...HIGH PRESSURE RIDGE WILL HOLD OVER THE AREA THROUGH MID-WEEK THEN WILL ADVANCE SOUTH AS FRONTAL BOUNDARY APPROACHES FROM THE NORTH. WINDS WILL REMAIN STRONGEST AT NIGHT DUE TO NOCTURNAL INFLUENCES...WITH POSSIBILITY OF BRIEF DURATIONS OF SCEC CONDITIONS IN THE GEORGIA OFFSHORE WATERS. LONGER DURATIONS OF SCEC CONDITIONS ARE POSSIBLE IN THE OFFSHORE LEGS THURSDAY NIGHT AND INTO THE WEEKEND. && .PRELIMINARY POINT TEMPS/POPS... AMG 73 98 74 99 / 10 10 10 20 SSI 76 91 77 94 / 10 10 10 10 JAX 74 93 75 96 / 20 20 10 10 SGJ 75 90 75 92 / 20 30 10 10 GNV 72 93 73 94 / 30 40 20 30 OCF 72 92 73 94 / 30 50 20 30 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && ENYEDI/ZAPPE/KEEGAN
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE JACKSONVILLE FL 1208 PM EDT MON AUG 4 2008 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-051000- ALACHUA-APPLING-ATKINSON-BACON-BAKER-BRADFORD-BRANTLEY- CAMDEN (COASTAL)-CAMDEN (INLAND)-CHARLTON-CLAY-CLINCH-COFFEE- COLUMBIA-DUVAL-ECHOLS-FLAGLER-GILCHRIST-GLYNN (COASTAL)- GLYNN (INLAND)-HAMILTON-JEFF DAVIS-MARION-NASSAU-PIERCE-PUTNAM- ST JOHNS-SUWANNEE-UNION-WARE-WAYNE- 1208 PM EDT MON AUG 4 2008 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...THIS AFTERNOON AND TONIGHT... ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED OVER PORTIONS OF THE AREA THIS AFTERNOON AND EVENING. SLOW MOVING THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAINFALL AND DANGEROUS LIGHTNING STRIKES. A FEW STRONG TO POSSIBLY SEVERE STORMS COULD DEVELOP CAPABLE OF PRODUCING GUSTY WINDS OF 50 TO 60 MPH. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY... ISOLATED TO SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE EXPECTED TUESDAY THROUGH THURSDAY. THUNDERSTORMS WILL BECOME MORE NUMEROUS FRIDAY THROUGH SUNDAY AS AN UPPER TROUGH DEVELOPS OVER THE SOUTHEAST. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. MZ
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 632 PM EDT MON AUG 4 2008 FLZ025-042300- DUVAL- 632 PM EDT MON AUG 4 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR WESTERN DUVAL COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 700 PM EDT... AT 632 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 12 MILES NORTHWEST OF LAKESIDE...NEARLY STATIONARY. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND WHITEHOUSE THROUGH 700 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. SHULER
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 656 PM EDT MON AUG 4 2008 FLZ031-032-036-042345- ALACHUA-BRADFORD-CLAY- 656 PM EDT MON AUG 4 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR EASTERN ALACHUA... EASTERN BRADFORD AND SOUTHWESTERN CLAY COUNTIES FOR STRONG WINDS... SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 745 PM EDT... AT 656 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES EAST OF WALDO...OR 7 MILES NORTHWEST OF MELROSE...MOVING NORTH AT 10 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND WALDO...ORANGE HEIGHTS... MELROSE...LAKE GENEVA...KEYSTONE HEIGHTS...HAMPTON...SAMPSON...STARKE AND KINGSLEY THROUGH 745 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. PETERSON
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 657 PM EDT MON AUG 4 2008 FLZ038-042330- FLAGLER- 657 PM EDT MON AUG 4 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR WESTERN FLAGLER COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 730 PM EDT... AT 657 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 7 MILES SOUTH OF ANDALUSIA...OR 6 MILES SOUTHEAST OF CRESCENT CITY...MOVING NORTH AT 13 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND ANDALUSIA THROUGH 730 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. SHULER
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 709 PM EDT MON AUG 4 2008 GAZ163-050000- CLINCH- 709 PM EDT MON AUG 4 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR WESTERN CLINCH COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 800 PM EDT... AT 709 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 5 MILES WEST OF DU PONT...OR 8 MILES SOUTHEAST OF LAKELAND...MOVING NORTHWEST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND DU PONT THROUGH 800 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. PETERSON
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 734 PM EDT MON AUG 4 2008 FLZ022-050015- COLUMBIA- 734 PM EDT MON AUG 4 2008 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR CENTRAL COLUMBIA COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 815 PM EDT... AT 734 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED OVER COLUMBIA COUNTY...OR 11 MILES EAST OF WHITE SPRINGS...STATIONARY. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND THROUGH 815 PM EDT. HAIL UP TO ONE HALF INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. PETERSON
The national radar mosaic for the moment the first event began.
1 thunderstorm wind. Local standard time, as filed.
A storm spotter reported an uprooted oak tree and 3 snapped pine trees along Highway 84 on the west side of the town of Du Pont.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Georgia in 2008Every state in 2008This day in weather historyWarnings in Georgia, August 2008
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: 110941.