A large scale upper level trough continued over the eastern half of the country with a moist and unstable airmass over the local region. Mid level winds were around 30 to 40 knots with lifted indices near -8 deg C.
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.
A large scale upper level trough continued over the eastern half of the country with a moist and unstable airmass over the local region. Mid level winds were around 30 to 40 knots with lifted indices near -8 deg C. Storms developed along the sea breezes.
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 Jul 24, 1:08 PM EST, 3 hours 2 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 208 PM EDT FRI JUL 24 2009 .SYNOPSIS...BAND OF DEEPER LAYER MOISTURE AND WEAK DISTURBANCES CONTINUES STRETCHED ACROSS THE NW 2/3 OF THE AREA WITH SCATTERED SHOWERS AND TSTMS DEVELOPING. TEMPERATURES RANGE FROM THE LOWER 80S IN RECENT RAIN AREAS TO NEAR 90 IS LOCATIONS WITH THE LEAST AMOUNT OF CLOUDINESS. .SHORT TERM...SHOWERS AND STORMS WILL CONTINUE TO DEVELOP AND MOVE ENE ACROSS THE AREA THRU THE EVENING HOURS. A FEW OF THESE STORMS MAY BE STRONG WITH GUSTY WINDS AND SOME HAIL. BY THE EARLY MORNING HOURS...MORE ACTIVITY MAY DEVELOP ALONG THE BIG BEND COAST AND MOVE INLAND. WITH SURFACE RIDGE POSITION REMAINING JUST S OF THE AREA...THIS PATTERN WILL LIKELY PERSIST THRU THE WEEKEND. THE RIDGE WILL SHIFT A BIT N ON MON WITH BEST CHANCES OF POPS OVER THE EXTREME N AND EXTREME S ZONES. UPPER TROF WILL REMAIN SITUATED W OF THE AREA WITH WEAK DISTURBANCES ROUNDING THE BASE OF THE TROF AND PERIODICALLY ENHANCING CONVECTION. .LONG TERM...BERMUDA HIGH WILL CONTINUE NEAR OR JUST S OF THE AREA. THIS SPELLS AN EXTENDED PERIOD OF NEAR CLIMO TEMPS AND POPS WITH TSTMS MAINLY DIURNALLY DRIVEN. && .AVIATION...HAVE PUT IN TEMPO TSRA IN TAFS UNTIL AROUND 23Z AS SCATTERED PM CONVECTION HAS BEGUN. EXPECT VFR CONDITIONS OUTSIDE OF SHOWERS/THUNDERSTORMS. && .MARINE...WITH SURFACE RIDGE REMAINING TO THE SOUTH THE NEXT FEW DAYS A LIGHT SW FLOW WILL CONTINUE. SEAS WILL REMAIN AROUND 2 TO 3 FEET. && .PRELIMINARY POINT TEMPS/POPS... AMG 70 94 70 93 / 20 30 30 50 SSI 75 91 75 89 / 40 20 30 30 JAX 72 93 71 92 / 30 50 30 50 SGJ 74 90 73 89 / 30 30 30 50 GNV 71 92 71 91 / 20 30 20 50 OCF 71 93 71 91 / 20 30 20 50 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && CARROLL/ZIBURA
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE JACKSONVILLE FL 950 AM EDT FRI JUL 24 2009 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-250900- HAMILTON-SUWANNEE-COLUMBIA-BAKER-NASSAU-DUVAL-UNION-BRADFORD-CLAY- ST JOHNS-GILCHRIST-ALACHUA-PUTNAM-FLAGLER-MARION-COFFEE- JEFF DAVIS-BACON-APPLING-WAYNE-ATKINSON-WARE-PIERCE-BRANTLEY- INLAND GLYNN-COASTAL GLYNN-ECHOLS-CLINCH-CHARLTON-INLAND CAMDEN- COASTAL CAMDEN- 950 AM EDT FRI JUL 24 2009 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... ...ISOLATED STRONG THUNDERSTORMS POSSIBLE TODAY... GREATER INSTABILITY AND A SERIES OF WEAK UPPER LEVEL DISTURBANCES WILL LEAD TO SCATTERED THUNDERSTORM DEVELOPMENT TODAY. STORMS THAT DEVELOP WILL MOVE EAST AT 20 MPH. THE STRONGER STORMS WILL BE CAPABLE OF PRODUCING GUSTY WINDS TO 50 MPH AND HAIL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY... ISOLATED TO SCATTERED THUNDERSTORMS ARE FORECAST EACH DAY WITH AN INCREASE IN COVERAGE EXPECTED NEXT WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO SELF-ACTIVATE IF WARNINGS ARE ISSUED. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. JDS/SEC
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
346 PM EDT FRI JUL 24 2009
FLZ033-242015-
ST. JOHNS-
346 PM EDT FRI JUL 24 2009
...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR SOUTHEASTERN ST.
JOHNS COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 415
PM EDT...
AT 346 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED OVER SAINT AUGUSTINE SOUTH...OR 3 MILES WEST
OF SAINT AUGUSTINE BEACH...MOVING NORTHEAST AT 15 MPH. THESE STRONG
THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND SAINT AUGUSTINE SOUTH...
SAINT AUGUSTINE SHORES...DUPONT CENTER...CRESCENT BEACH...BUTLER
BEACH...SAINT AUGUSTINE BEACH...SAINT AUGUSTINE...ANASTASIA AND
VILANO BEACH THROUGH 415 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.
LAT...LON 2967 8122 2964 8140 2992 8145 2995 8128
2994 8128 2990 8128 2990 8127
TIME...MOT...LOC 1946Z 244DEG 12KT 2984 8132
ZIBURASPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
356 PM EDT FRI JUL 24 2009
FLZ037-038-040-242045-
FLAGLER-MARION-PUTNAM-
356 PM EDT FRI JUL 24 2009
...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR NORTHEASTERN
MARION...SOUTHEASTERN PUTNAM AND NORTHWESTERN FLAGLER COUNTIES FOR
STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 445 PM EDT...
AT 356 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED 3 MILES NORTH OF GEORGETOWN...OR 5 MILES
SOUTHWEST OF POMONA PARK...MOVING EAST AT 15 MPH. THESE STRONG
THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND WELAKA...SALT SPRINGS...
GEORGETOWN...POMONA PARK...LAKE COMO...CRESCENT CITY...ANDALUSIA AND
ESPANOLA THROUGH 445 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.
LAT...LON 2928 8181 2943 8179 2963 8136 2963 8133
2965 8132 2964 8131 2965 8129 2948 8124
TIME...MOT...LOC 1956Z 252DEG 13KT 2944 8163
ZIBURASPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
429 PM EDT FRI JUL 24 2009
FLZ038-242100-
FLAGLER-
429 PM EDT FRI JUL 24 2009
...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR NORTHEASTERN
FLAGLER COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL
500 PM EDT...
AT 429 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED 6 MILES WEST OF PALM COAST...MOVING EAST AT 15
MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND
ESPANOLA...BUNNELL AND PALM COAST THROUGH 500 PM EDT. EXCESSIVE
CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE
EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. HEAVY RAINFALL WILL
PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING
AREAS.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 2949 8113 2943 8136 2962 8140 2963 8132
2966 8123 2965 8122 2967 8121 2966 8121
2964 8121
TIME...MOT...LOC 2029Z 251DEG 12KT 2960 8130
ZIBURASPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
431 PM EDT FRI JUL 24 2009
FLZ021-242100-
SUWANNEE-
431 PM EDT FRI JUL 24 2009
...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR WESTERN SUWANNEE
COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID
UNTIL 500 PM EDT...
AT 431 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED ABOUT 4 MILES SOUTH OF DOWLING
PARK...OR 10 MILES NORTHWEST OF MAYO...MOVING NORTHEAST AT 15 MPH.
THIS STRONG THUNDERSTORM WILL AFFECT AREAS AROUND LURAVILLE...
DOWLING PARK AND NEWBURN THROUGH 500 PM EDT. HAIL UP TO ONE HALF
INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY
WINDS OF 40 TO 50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR
DAMAGE.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3028 8324 3030 8323 3037 8307 3017 8296
3009 8319 3011 8323 3017 8324 3018 8325
3023 8324 3026 8326
TIME...MOT...LOC 2031Z 245DEG 13KT 3018 8325
SHASHYSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 459 PM EDT FRI JUL 24 2009 FLZ038-242145- FLAGLER- 459 PM EDT FRI JUL 24 2009 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR NORTHERN FLAGLER COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 545 PM EDT... AT 500 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CENTERED OVER PALM COAST...MOVING EAST AT 15 MPH. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND ESPANOLA... BUNNELL...PALM COAST AND FLAGLER BEACH THROUGH 545 PM EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. LAT...LON 2941 8142 2962 8142 2964 8119 2944 8110 TIME...MOT...LOC 2100Z 281DEG 13KT 2956 8123 ZIBURA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
502 PM EDT FRI JUL 24 2009
FLZ021-242130-
SUWANNEE-
502 PM EDT FRI JUL 24 2009
...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR CENTRAL SUWANNEE
COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 530 PM
EDT...
AT 502 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 5 MILES NORTHEAST OF LURAVILLE...OR 10
MILES NORTHEAST OF MAYO...MOVING EAST AT 10 MPH. THIS STRONG
THUNDERSTORM WILL AFFECT AREAS AROUND NEWBURN...
LURAVILLE...MCALPIN...LIVE OAK AND HOUSTON THROUGH 530 PM EDT.
EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF UP TO 45 MPH
CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3025 8323 3035 8286 3011 8280 3007 8307
3010 8312 3011 8316 3010 8317 3010 8319
TIME...MOT...LOC 2102Z 259DEG 10KT 3018 8311
SHASHYThe Jacksonville radar (KJAX), 112 km away, was scanning. The volume nearest the first event began at 21:10 UTC.
1 lightning. Local standard time, as filed.
Lightning struck homes in Palm Coast and Flagler Beach. Brush fires were also reported. The cost of damage was estimated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2009Every state in 2009This day in weather historyWarnings in Florida, July 2009
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: 176309.