Mean layer troughing to the west of the area and high pressure to the south funneled a moist and unstable airmass over the area. Scattered severe storms developed in the afternoon and evening.
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.
Mean layer troughing to the west of the area and high pressure to the south funneled a moist and unstable airmass over the area. Scattered severe storms developed in the afternoon and evening.
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 Jun 10, 8:44 AM EST, 4 hours 46 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 944 AM EDT SUN JUN 10 2012 ...SCATTERED STRONG AND ISOLATED SEVERE STORMS POSSIBLE TODAY... ...LOCALLY HEAVY RAINFALL THREAT STILL EXISTS ACROSS ENTIRE AREA... .UPDATE... OLD FRONTAL BOUNDARY IS NOW NORTH OF THE FORECAST AREA AND EXPECT MORE SIGNIFICANT HEATING TO TAKE PLACE ACROSS REGION TODAY MAINLY ACROSS NE FL WITH MAX TEMPS REACHING THE UPPER 80S TO LOWER 90S. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL LINGER ACROSS SE GA THIS MORNING BEFORE HEATING CREATES NUMEROUS SHOWERS WITH SCATTERED STRONG STORMS THIS AFTERNOON. PRECIPITABLE WATER AMOUNTS STILL CLOSE TO 2 INCHES WILL STILL LEAD TO LOCALLY HEAVY RAINFALL POTENTIAL IN TSTM ACTIVITY BUT A FASTER STORM MOTION TOWARDS THE NORTHEAST AT 15 TO 20 MPH WILL PREVENT WIDESPREAD FLOODING. GUSTY WINDS TO 50-60 MPH...HAIL AND FREQUENT LIGHTNING WILL BE POSSIBLE WITH STORM ACTIVITY AND A FEW ISOLD SEVERE STORMS ARE NOT OUT OF THE QUESTION AND WITH SURFACE HELICITY VALUES NEAR 200 M2/S2 AN ISOLATED TORNADO CANNOT BE RULED OUT. STORM ACTIVITY SHOULD FADE QUICKLY AFTER SUNSET WITH A GENERALLY DRY NIGHT EXPECTED AFTER MIDNIGHT WITH JUST A FEW LIGHT SHOWERS POSSIBLE CLOSER TO DEEP MOISTURE OVER INLAND SE GA AND THE SUWANNEE RIVER VALLEY. && .AVIATION... VFR CONDS THIS MORNING WITH TEMPO MVFR/IFR CIGS/VSBYS IN TSTM ACTIVITY AFTER 18Z ALONG WITH SOME GUSTY WINDS POSSIBLE. && .MARINE... SE WINDS AT 10-15 KNOTS WITH SEAS OF 2-4 FT EXPECTED TODAY WITH FLOW BECOMING SOUTHERLY TONIGHT. NO HEADLINES. BOATERS WILL NEED TO TAKE CAUTION WITH STRONG STORMS MOVING FROM LAND INTO THE NEARSHORE WATERS THIS AFTERNOON/EVENING. RIP CURRENTS: LOW RISK WITH SELY FLOW AND BREAKERS IN THE 2-3 FT RANGE. && .PRELIMINARY POINT TEMPS/POPS... AMG 87 71 90 71 / 80 60 60 60 SSI 83 75 84 74 / 70 50 40 40 JAX 88 72 89 71 / 70 50 50 50 SGJ 85 74 88 72 / 70 40 40 40 GNV 91 72 91 71 / 60 30 50 50 OCF 91 73 93 72 / 60 40 50 40 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && HESS/KEEGAN
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 1000 AM EDT SUN JUN 10 2012 AMZ450-452-454-470-472-474-FLZ020>025-030>033-035>038-040- GAZ132>136-149>154-162>166-111029- ALTAMAHA SOUND GA TO FERNANDINA BEACH FL OUT 20 NM- FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20 NM- ST AUGUSTINE TO FLAGLER BEACH FL OUT 20 NM- ALTAMAHA SOUND GA TO FERNANDINA BEACH FL 20 NM TO 60 NM OFFSHORE- FERNANDINA BEACH TO ST AUGUSTINE FL 20 NM TO 60 NM OFFSHORE- ST AUGUSTINE TO FLAGLER BEACH FL 20 NM TO 60 NM OFFSHORE-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- 1000 AM EDT SUN JUN 10 2012 THIS OUTLOOK IS FOR NORTHEAST FLORIDA...SOUTHEAST GEORGIA AND THE ADJACENT COASTAL WATERS. ...LOCALLY HEAVY RAINFALL POSSIBLE AGAIN TODAY... ...SCATTERED STRONG TO ISOLATED SEVERE STORMS POSSIBLE THIS AFTERNOON AND EVENING... .DAY ONE...TODAY AND TONIGHT... LOCALLY HEAVY RAINFALL STILL POSSIBLE IN HEAVY THUNDERSTORM ACTIVITY THIS AFTERNOON AND EVENING AS A TROPICAL AIRMASS REMAINS IN PLACE. A FASTER STORM MOTION TOWARDS THE NORTHEAST AT 15 TO 20 MPH WILL LESSEN THE WIDESPREAD FLOODING THREAT...BUT LOCALIZED FLOODING POSSIBLE IN RAIN-SATURATED AREAS IS LIKELY. SHOWERS AND STORMS WILL BECOME MORE WIDESPREAD ACROSS THE AREA THIS AFTERNOON. A FEW STRONG TO SEVERE STORMS...CAPABLE OF GUSTY WINDS...HAIL AND FREQUENT LIGHTNING...WILL BE POSSIBLE MAINLY ACROSS NORTHEAST FLORIDA THIS AFTERNOON AND EVENING. AN ISOLATED TORNADO CANNOT BE RULED OUT. ACTIVITY WILL DECREASE IN COVERAGE AND INTENSITY AFTER SUNSET. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SUNDAY... NUMEROUS TO SCATTERED THUNDERSTORMS ARE POSSIBLE THROUGH THE FORECAST PERIOD. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT REQUESTED AT THIS TIME. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. ENYEDI/JCH
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 144 PM EDT SUN JUN 10 2012 GAZ149-150-163-101830- ATKINSON-CLINCH-WARE- 144 PM EDT SUN JUN 10 2012 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR WESTERN WARE... EASTERN ATKINSON AND NORTHERN CLINCH COUNTIES FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL 230 PM EDT... AT 144 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 2 MILES NORTHEAST OF HOMERVILLE...MOVING NORTHEAST AT 15 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND HOMERVILLE...ARGYLE...COGDELL...MANOR...MILLWOOD AND AXSON THROUGH 230 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 3135 8278 3121 8241 3099 8266 3109 8287 TIME...MOT...LOC 1744Z 220DEG 12KT 3107 8271 NELSON
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
208 PM EDT SUN JUN 10 2012
FLZ023>025-032-GAZ164-101900-
BAKER-CHARLTON-CLAY-DUVAL-NASSAU-
208 PM EDT SUN JUN 10 2012
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR NORTHERN
CLAY...EASTERN BAKER...SOUTHERN CHARLTON...DUVAL AND NASSAU COUNTIES
FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 300
PM EDT...
AT 208 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 11 MILES WEST OF
ST. GEORGE TO 7 MILES EAST OF ST. GEORGE TO 5 MILES SOUTHEAST OF
ORTEGA...MOVING NORTHEAST AT 20 MPH. THESE STRONG THUNDERSTORMS WILL
ALSO AFFECT AREAS AROUND ORTEGA...ORANGE PARK...NORMANDY...
MANDARIN...LAKESIDE...JACKSONVILLE HEIGHTS...BRYCEVILLE...BELLAIR...
BALDWIN AND RIVERSIDE THROUGH 300 PM EDT. HAIL UP TO THREE QUARTER
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.
LAT...LON 3013 8164 3013 8197 3032 8228 3083 8212
3073 8166 3059 8143 3052 8142 3051 8144
3049 8141 3042 8140
TIME...MOT...LOC 1808Z 224DEG 18KT 3052 8222 3050 8192
3024 8163
NELSONSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
212 PM EDT SUN JUN 10 2012
FLZ020>023-GAZ162-163-101900-
BAKER-CLINCH-COLUMBIA-ECHOLS-HAMILTON-SUWANNEE-
212 PM EDT SUN JUN 10 2012
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR SOUTHEASTERN
CLINCH...ECHOLS...EXTREME NORTHWESTERN BAKER...NORTHERN COLUMBIA...
HAMILTON AND NORTHERN SUWANNEE COUNTIES FOR STRONG WINDS...SMALL HAIL
AND EXCESSIVE LIGHTNING VALID UNTIL 300 PM EDT...
AT 212 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 7 MILES WEST OF
SUWANNEE SPRINGS TO 4 MILES NORTHEAST OF WHITE SPRINGS TO 12 MILES
EAST OF SUWANNEE VALLEY...MOVING NORTHEAST AT 20 MPH. THESE STRONG
THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND WHITE SPRINGS...SUWANNEE
VALLEY...SUWANNEE SPRINGS...WEST LAKE...BELMONT...JENNINGS...
JASPER...STATENVILLE AND NEEDMORE THROUGH 300 PM EDT. HAIL UP TO
THREE QUARTER INCH IN DIAMETER...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 3081 8310 3062 8244 3024 8256 3030 8276
3037 8317
TIME...MOT...LOC 1812Z 208DEG 18KT 3040 8304 3038 8271
3028 8250
NELSONThe Jacksonville radar (KJAX), 31 km away, was scanning. The volume nearest the first event began at 18:28 UTC.
8 thunderstorm wind, 5 hail, 1 lightning, 1 flood, 1 heavy rain. Local standard time, as filed.
Lightning struck a home and caused a fire. The extent of damage was unknown and the cost of damage was estimated.
Florida Power and Light Utility Company reported several trees down.
Nickel size hail occurred in northwest Palm Coast.
Dime to nickel size hail was reported along with minor local street flooding.
Quarter size hail was observed in northern Palm Coast.
Between 3:17 pm and 4 pm local time, significant flooding was reported in the Mandarin area and near Fruit Cove. At 3:17pm, minor street flooding was reported along Scott Mill Road between Indian Hill Drive and Bridalwood Lane. At 4 pm, flooding was reported over several roads which were nearly impassable near Julington Creek Road. Water was over yards but not into homes yet. Another spotter reported flooding in Fruit Cove, with numerous yards flooded but no homes. The cost of damage was estimated.
A spotter reported that Florida Park Drive is flooded due to overflowing swales in north Palm Coast.
Trees were blown down on State Road 13 North.
Penny size hail was reported south of Bostwick along U.S. 17.
Several trees were blown down in Palatka.
Trees and power lines were blown down near 6281 Old Dixie Drive in St. Augustine.
Quarter size hail was observed.
Several eight to ten foot trees were blown down.
Several trees were blown down in Crescent City.
A tree was blown down and blocking State Road 11 south of Bunnell. The time of event was based on radar.
Trees were blown down in power lines in East Bunnell. The time of damage was based on radar.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2012Every state in 2012This day in weather historyWarnings in Florida, June 2012
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: 393674, 393689, 393671, 393670, 393673, 393668, 393695, 393675, 393676, 393686, 393692, 393691, 393693, 393688, 393678, 393679.