The sea breezes and resultant outflows produced scattered storms over an unstable air mass during the afternoon and evening. Storm motion was slow.
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.
The sea breezes and resultant outflows produced scattered storms over an unstable air mass during the afternoon and evening. Storm motion was slow.
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 19, 1:43 PM EST, 2 hours 37 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 243 PM EDT SAT JUN 19 2010 .SYNOPSIS...UPPER HIGH OVER THE GULF COAST CONTINUES TO RIDGE OVER SE GA WITH WEAK UPPER TROF EXTENDING FROM WELL E OF THE AREA TO S FL. TSTMS ARE DEVELOPING ALONG THE GULF COAST SEABREEZE IN PREDOMINANT LIGHT SW-W GRADIENT FLOW. WEAKER E COAST SEABREEZE HAS BEGUN DURING THE PAST HOUR OR SO AS WELL...BUT NO TSTMS HAVE DEVELOPED ALONG IT AS YET. TEMPS ARE UNIFORM IN THE LOWER 90S. .SHORT TERM...CONVECTION WILL CONTINUE TO DEVELOP ACROSS NE FL THRU THE REMAINDER OF THE AFTN AND EVENING HOURS. LESS TSTM COVERAGE IS EXPECTED ACROSS SE GA. UPSTREAM CONVECTION SHOULD BE FAR ENUF TO THE N TO NOT AFFECT THE AREA THRU SUNSET. HOWEVER...EVENING SHIFT WILL NEED TO MONITOR FOR REMAINS OF CONVECTION OR OUTFLOWS MOVING S. SFC HIGH PRESSURE RIDGE JUST S OF THE AREA WILL SHIFT SLIGHTLY N OVER THE NEXT COUPLE OF DAYS...BRINGING MORE E FLOW TO THE REGION. AS A RESULT...BEST RAIN CHANCES WILL BE DURING THE LATE AFTERNOON AND EVENING HOURS NEAR THE I-75 CORRIDOR. HAVE CONTINUED TO CAP POPS AT 60 PERCENT. .LONG TERM...A TROPICAL WAVE WILL APPROACH THE S PORTION OF THE FL PENINSULA DURING THE MIDDLE PART OF THE COMING WEEK. WHILE THE AREA IS ON THE W SIDE OF THE WAVE...POPS WILL BE A BIT LOWER THAN NORMAL. HOWEVER...HIGHER POPS ARE EXPECTED TO RETURN AS THE WAVE SHIFTS TO THE W AND MOIST SE FLOW RETURNS TO THE AREA. && .AVIATION...CONVECTION WILL FILL IN ACROSS MUCH OF NORTHEAST FLORIDA THIS AFTN AS THE SEABREEZES MOVE INLAND. INCLUDED TEMPO TS GROUPS FOR ALL FL TERMINALS THROUGH THE EVENING...WITH ONLY CB AT SSI SINCE THE SEABREEZE HAS MOVED WEST OF THE SITE ALREADY. WILL MONITOR CONVECTION OVER SC TO SEE IF TS NEEDS TO BE INCLUDED IN SSI LATER THIS EVENING. TONIGHT GNV AND VQQ WILL LIKELY DROP TO MVFR IN BR. && .MARINE...SSE WINDS 10-15 KTS WITH SEAS 2 FT OR LESS WILL CONTINUE THIS EVENING WITH THE SEA BREEZE GRADUALLY BACKING THROUGH THE NIGHT. SUN SSW WINDS ARE EXPECTED EARLY...THEN SSE IN THE AFTN. LATE MONDAY THE RIDGE AXIS REBUILDS NORTH OF THE WATERS WITH A DOMINANT ESE FLOW EXPECTED THROUGH THE END OF THE WEEK. AS TROUGH WILL APPROACH SE FL LATER IN THE WEEK...WITH THE PRESSURE GRADIENT INCREASING LOCALLY AND SEAS BUILDING TO POSSIBLY 6 FT (SCEC CONDITIONS) WELL OFFSHORE. THE PERSISTENT PERIOD OF ONSHORE FLOW WILL ALSO INCREASE THE RIP CURRENT RISK TOWARD THE END OF THE WEEK. && .PRELIMINARY POINT TEMPS/POPS... AMG 72 95 72 93 / 30 30 10 30 SSI 77 89 77 89 / 20 20 10 20 JAX 74 92 74 91 / 20 30 10 30 SGJ 76 89 76 89 / 20 30 20 30 GNV 72 92 72 91 / 40 60 30 60 OCF 72 91 73 91 / 40 60 30 60 && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && CARROLL/ENYEDI/PRESNALL
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 506 AM EDT SAT JUN 19 2010 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-201000- 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- 506 AM EDT SAT JUN 19 2010 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... ...SCATTERED TO NUMEROUS STORMS THIS AFTERNOON... ...HEAT INDICES 100 TO 103 INLAND AREAS THIS AFTERNOON... HIGH TEMPERATURES IN THE MID 90S INLAND WILL PUSH HEAT INDICES TO 100 TO 103 DEGREES THIS AFTERNOON. EXERCISE EXTREME CAUTION WHEN OUTDOORS. SCATTERED TO NUMEROUS STORMS ARE EXPECTED TO DEVELOP TODAY MAINLY DURING THE AFTERNOON AND EVENING AS THE SEA BREEZES BEGIN TO DEVELOP AND PROGRESS INLAND. THE MOST COVERAGE OF STORMS IS EXPECTED TO BE WEST OF INTERSTATE 95. SOME STORMS WILL BE STRONG AND PRODUCE FREQUENT CLOUD TO GROUND LIGHTNING...STRONG AND GUSTY WINDS AND LOCALLY HEAVY RAINFALL OF OVER 2 INCHES. THIS HEAVY RAINFALL MAY CAUSE LOCAL FLOODING OF LOW LYING OR POOR DRAINAGE AREAS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY... SCATTERED THUNDERSTORMS ARE EXPECTED EACH AFTERNOON AND EVENING WITH THE MOST COVERAGE ACROSS THE INLAND AREAS. THE SLOW STORM MOTION WILL CONTINUE THE POTENTIAL FOR HEAVY RAINFALL AND MINOR FLOODING. .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. PP
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
421 PM EDT SAT JUN 19 2010
GAZ164-192100-
CHARLTON-
421 PM EDT SAT JUN 19 2010
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR NORTHEASTERN
CHARLTON COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING
VALID UNTIL 500 PM EDT...
AT 421 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 3 MILES SOUTH OF
WINOKUR TO 10 MILES SOUTH OF WINOKUR...NEARLY STATIONARY. THESE
STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND WINOKUR THROUGH
500 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. IF FURTHER INTENSIFICATION
OCCURS A WARNING MAY BE REQUIRED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3085 8194 3086 8209 3102 8209 3104 8206
3104 8194
TIME...MOT...LOC 2021Z 270DEG 2KT 3099 8201 3089 8201
ZAPPESPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 424 PM EDT SAT JUN 19 2010 GAZ150-164-192115- CHARLTON-WARE- 424 PM EDT SAT JUN 19 2010 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR CENTRAL CHARLTON AND EXTREME SOUTHEASTERN WARE COUNTIES FOR STRONG WINDS... SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 515 PM EDT... AT 424 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 3 MILES SOUTHWEST OF HOMELAND TO 15 MILES SOUTHWEST OF HOMELAND...NEARLY STATIONARY. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND HOMELAND THROUGH 515 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. IF FURTHER INTENSIFICATION OCCURS A WARNING MAY BE REQUIRED. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. LAT...LON 3086 8200 3064 8212 3067 8222 3088 8215 TIME...MOT...LOC 2024Z 261DEG 3KT 3084 8207 3067 8215 ZAPPE
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
430 PM EDT SAT JUN 19 2010
GAZ150-163-192115-
CLINCH-WARE-
430 PM EDT SAT JUN 19 2010
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR SOUTHEASTERN
CLINCH AND SOUTHEASTERN WARE COUNTIES FOR STRONG WINDS...SMALL HAIL
AND EXCESSIVE LIGHTNING VALID UNTIL 515 PM EDT...
AT 430 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 6 MILES SOUTHEAST
OF FARGO TO 14 MILES EAST OF FARGO...MOVING NORTHWEST AT 5 MPH. THESE
STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND FARGO THROUGH 515
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. IF FURTHER INTENSIFICATION
OCCURS A WARNING MAY BE REQUIRED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3076 8237 3077 8220 3065 8223 3058 8247
3059 8255 3063 8258 3066 8258 3070 8259
TIME...MOT...LOC 2030Z 123DEG 3KT 3063 8250 3069 8234
ZAPPESPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
435 PM EDT SAT JUN 19 2010
GAZ153-192115-
INLAND GLYNN-
435 PM EDT SAT JUN 19 2010
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR WESTERN GLYNN
COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID
UNTIL 515 PM EDT...
AT 435 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 5 MILES SOUTHEAST
OF EVERETT TO 6 MILES SOUTH OF THALMANN...NEARLY STATIONARY. THESE
STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND THALMANN AND
EVERETT THROUGH 515 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. IF
FURTHER INTENSIFICATION OCCURS A WARNING MAY BE REQUIRED.
REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT.
LAT...LON 3130 8150 3112 8164 3122 8176 3143 8163
3140 8156 3139 8154 3138 8154 3135 8149
3134 8149
TIME...MOT...LOC 2035Z 270DEG 2KT 3135 8156 3121 8167
ZAPPESPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 459 PM EDT SAT JUN 19 2010 GAZ153-165-166-192145- COASTAL CAMDEN-INLAND CAMDEN-INLAND GLYNN- 459 PM EDT SAT JUN 19 2010 ...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR NORTHERN CAMDEN AND SOUTHWESTERN GLYNN COUNTIES FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 545 PM EDT... AT 459 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS CENTERED ALONG A LINE EXTENDING FROM 5 MILES NORTHEAST OF WAVERLY TO 2 MILES EAST OF WOODBINE...STATIONARY. THESE STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND WOODBINE AND WAVERLY THROUGH 545 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 3091 8160 3095 8178 3121 8176 3111 8159 TIME...MOT...LOC 2059Z 251DEG 2KT 3116 8167 3096 8169 ZIBURA
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
516 PM EDT SAT JUN 19 2010
FLZ032-192200-
CLAY-
516 PM EDT SAT JUN 19 2010
...A SIGNIFICANT WEATHER ADVISORY HAS BEEN ISSUED FOR EASTERN CLAY
COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID
UNTIL 600 PM EDT...
AT 514 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS DEVELOPING ALONG A LINE FROM LAKESIDE TO SOUTH OF
GREEN COVE SPRINGS...MOVING SLOWLY AT 5 MPH. THESE STRONG
THUNDERSTORMS WILL AFFECT DOCTORS INLET...FLEMING ISLAND...
BELLAIR... PENNEY FARMS AND ASBURY LAKE THROUGH 600 PM EDT. HAIL UP
TO HALF AN INCH IN DIAMETER...EXCESSIVE CLOUD-TO-GROUND LIGHTNING
AND GUSTY WINDS OF 40 TO 50 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 2984 8177 2983 8182 3019 8189 3019 8167
3014 8168 3010 8167 3004 8169 2996 8159
2984 8159
TIME...MOT...LOC 2114Z 010DEG 6KT 3015 8181 2981 8172
ENYEDIThe Jacksonville radar (KJAX), 76 km away, was scanning. The volume nearest the first event began at 21:21 UTC.
1 thunderstorm wind. Local standard time, as filed.
The Flash Foods store clerk estimated wind gusts of 50 to 60 mph. The time of the report was based on radar imagery.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Georgia in 2010Every state in 2010This day in weather historyWarnings in Georgia, June 2010
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: 227779.