Alert archive / Florida / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 182, NWS Jacksonville, FL

June 10, 2008Alachua County, Marion County, Putnam County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 10, 2008, 2:05 PM EDT for Alachua County, Marion County, Putnam County, Florida. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 10, 2008, 2:05 PM EDT (18:05 UTC)
Expired
Jun 10, 2008, 2:45 PM EDT
In force
40 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon

Counties Alachua County, FL, Marion County, FL, Putnam County, FL

The radar

The Jacksonville radar (KJAX), 115 km from the middle of the area, began a volume at 18:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.1 hours before the alert went out and 189 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2008-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1223 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2008-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1223 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
844 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
7 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, 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 this severe thunderstorm warning went out at Jun 10, 1:53 PM EDT, 12 minutes earlier.

Area forecast discussion, Jun 10, 1:53 PM EDT, 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
153 PM EDT TUE JUN 10 2008

...SCATTERED SEVERE STORMS POSSIBLE TODAY...
...GOOD CHANCES OF RAIN THROUGH WED...

.SHORT TERM...AN UPPER LEVEL LOW OVER THE CENTRAL FL PENINSULA HAS
BROUGHT INCREASED INSTABILITY OVER THE LOCAL AREA AS WELL AS DEEPER
MOISTURE FROM THE SOUTH. CLUSTERS OF STRONG STORMS ARE ONGOING THIS
HOUR ON THE EAST SIDE OF THE UPPER LEVEL VORTEX NEAR THE SEA BREEZES
NEAR THE I-75 CORRIDOR AND I-95 CORRIDOR.  ADDITIONAL STORMS HAVE
STARTED TO FIRE WHERE OUTFLOWS ARE CONVERGING. SLOW AND ERRATIC
STORM MOTION WILL LEAD TO PULSE TYPE STRONG TO SEVERE STORMS WITH
THE MAIN CONCERNS BEING DOWNBURST WINDS AND HEAVY RAINFALL. SMALL
HAIL WILL ALSO BE A CONCERN WITH SEVERAL REPORTS OF PEA SIZE HAIL
ALREADY RECEIVED IN CONVECTION ALONG BOTH SEA BREEZE FRONTS. HAVE
INCREASED POPS TO LIKELY FOR INLAND N FL THROUGH THIS EVENING.

EXPECT CONVECTION WILL GRADUALLY DISSIPATE WITH LOSS OF HEATING THIS
EVENING OVER THE AREA WITH THE FOCUS FOR THE STRONGEST STORMS AND
BEST COVERAGE CONTINUING OVER N FL AND OUR WESTERN GA ZONES WHERE A
LATE EVENING SEA BREEZE/OUTFLOW MERGER MAY OCCUR IN ADVANCE OF A
WEAKENING SFC FRONT...WHICH IS NOW PRESSING ESE OF THE LOWER MS
RIVER VALLEY. BELIEVE ENOUGH FORCING AND MOISTURE WILL REMAIN OVER
THE AREA THROUGH TONIGHT AND INTO WED MORNING TO CONTINUE WITH A LOW
CHANCE OF POPS. MINS WILL BE A BIT WARMER TONIGHT DUE TO LINGERING
CLOUD COVER WITH WIDESPREAD MINS IN THE LOW TO MID 70S.

WED EXPECT ANOTHER ROUND OF SCT TO LOW END NUMEROUS TSRA MAINLY IN
THE AFTN AND INTO THE EVENING HOURS. THE UPPER LOW WILL SLOWLY SHIFT
E OF THE CWA THROUGH THE PERIOD PLACING OUR AREA ON THE MORE
SUBSIDENT SIDE OF THE FEATURE...BUT...ENOUGH MOISTURE AND SFC BASED
INSTABILITY WILL REMAIN IN PLACE WITH SFC BASED FORCING MECHANISMS
COURTESY OF THE SEA BREEZES...OUTFLOWS AND THE DISSIPATING FRONT
NEAR OUR GA ZONES TO CONTINUE WITH A HIGH CHANCE OF PRECIP.

THU AND FRI...HAVE SCALED POPS DOWNWARD AS MODELS ADVERTISE THE
WEAKENING FRONT OVER GA BECOMING BRIDGED BY HIGH PRESSURE BUILDING
SSE FROM THE THE MID ATLANTIC REGION. DRIER AIR WILL BEGIN TO
INFILTRATE OVER OUR EASTERN ZONES AND A STRONGER ENE STEERING FLOW
WILL FOCUS THE BEST CHANCES OF POPS TOWARD I-75 IN THE AFTN AND
EVENING.

.LONG TERM...A WEAKENING FRONTAL BOUNDARY IS EXPECTED TO SAG TOWARD
OUR CWA LATE SAT INTO SUN. THIS BOUNDARY IN CONCERT WITH THE SEA
BREEZES WILL CONTINUE TO PROVIDE A HIGHER CHANCE OF PRECIP OVER THE
AREA EARLY NEXT WEEK. TEMPS NEAR CLIMO WITH HIGHS NEAR 90 AND MINS
NEAR 70.

&&

.AVIATION...STORMS ARE ALREADY NEAR GNV AND ARE SPREADING
NORTHWARD. HAVE TEMPO FOR JAX BEGINNING AT 20Z BUT STORMS MAY
APPROACH A LITTLE EARLIER. CIGS WILL BE VFR EXCEPT NEAR TS. BROKEN
CIRRUS WILL LINGER THRU WED MORNING.

&&

.MARINE...NO HEADLINES ARE ANTICIPATED THROUGH THE WEEKEND. WITH
HIGH PRESSURE PREDOMINATELY N AND NE OF THE AREA WINDS WILL RANGE
FROM SE TO SW. SUSTAINED WINDS WILL BE LESS THAN 15 KT AND SEAS
ARE EXPECTED TO BE 1-3 FEET.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  71  92  71  90 /  50  40  30  30
SSI  75  87  75  85 /  20  40  20  20
JAX  72  89  72  88 /  20  50  40  40
SGJ  73  86  74  86 /  20  50  40  40
GNV  70  90  70  90 /  50  60  50  50
OCF  71  90  70  90 /  50  60  50  50

&&

.JAX WATCHES/WARNINGS/ADVISORIES...
FL...NONE.
GA...NONE.
AM...NONE.
&&

ENYEDI/TRABERT/KERNS
Hazardous weather outlook, Jun 10, 12:20 PM EDT, 1 hour 45 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1220 PM EDT TUE JUN 10 2008

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-111000-
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-
1220 PM EDT TUE JUN 10 2008

THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS FLORIDA
EARLY THIS AFTERNOON...AND WILL START TO DEVELOP ACROSS SOUTHEAST
GEORGIA BY MID AFTERNOON. STRONG TO ISOLATED SEVERE THUNDERSTORMS
WILL BE CAPABLE OF PRODUCING DAMAGING WIND GUSTS...LOCALLY HEAVY
RAINFALL...AND EXCESSIVE CLOUD TO GROUND LIGHTNING...AND SMALL HAIL.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

SCATTERED AFTERNOON AND EVENING THUNDERSTORMS WITH GUSTY
WINDS...FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL WILL BE
POSSIBLE THROUGH THURSDAY AND THEN AGAIN ON SUNDAY AND MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE REQUESTED TO SELF-ACTIVATE IF WARNINGS ARE ISSUED
LATER TODAY.

FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX.

JDS/ABE

In the hours before

Special weather statement, Jun 10, 1:10 PM EDT, 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
110 PM EDT TUE JUN 10 2008

FLZ035-036-101800-
ALACHUA-GILCHRIST-
110 PM EDT TUE JUN 10 2008

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR SOUTHWESTERN
ALACHUA AND SOUTHEASTERN GILCHRIST COUNTIES FOR STRONG WINDS...SMALL
HAIL AND EXCESSIVE LIGHTNING VALID UNTIL 200 PM EDT...

AT 110 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED 8 MILES SOUTHWEST OF NEWBERRY...OR 7 MILES
NORTH OF BRONSON...MOVING NORTH AT 7 MPH. THESE STRONG THUNDERSTORMS
WILL ALSO AFFECT AREAS AROUND ARCHER AND NEWBERRY THROUGH 200 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. 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.

CARROLL
Special weather statement, Jun 10, 1:22 PM EDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
122 PM EDT TUE JUN 10 2008

FLZ038-101800-
FLAGLER-
122 PM EDT TUE JUN 10 2008

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR SOUTHERN FLAGLER
COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID
UNTIL 200 PM EDT...

AT 122 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED OVER EXTREME SOUTHWEST FLAGLER
COUNTY...OR 9 MILES NORTHEAST OF BARBERVILLE...MOVING NORTH AT 3
MPH. 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.

DEESE
Special weather statement, Jun 10, 1:30 PM EDT, 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
130 PM EDT TUE JUN 10 2008

FLZ040-101815-
MARION-
130 PM EDT TUE JUN 10 2008

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR CENTRAL MARION
COUNTY FOR STRONG WINDS...SMALL HAIL AND EXCESSIVE LIGHTNING VALID
UNTIL 215 PM EDT...

AT 130 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS CENTERED OVER OCALA...MOVING NORTHEAST AT 10 MPH. THESE
STRONG THUNDERSTORMS WILL ALSO AFFECT AREAS AROUND SANTOS...OCALA
AIRPORT...OCALA...LOWELL...REDDICK...ANTHONY...SPARR AND BURBANK
THROUGH 215 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. 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.

CARROLL
Local storm report, Jun 10, 1:38 PM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
138 PM EDT TUE JUN 10 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0133 PM     HAIL             OCALA                   29.19N 82.13W
06/10/2008  M0.50 INCH       MARION             FL   TRAINED SPOTTER

            A TRAINED STORM SPOTTER REPORTED DIME SIZED HAIL AND
            HEAVY RAIN CAUSING MINOR STREET FLOODING AT 1851 PINE
            STREET.

&&

DEESE
Local storm report, Jun 10, 1:45 PM EDT, 20 minutes before
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Special weather statement, Jun 10, 1:57 PM EDT, 8 minutes before
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The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 9, 8:47 PM EDTSevere Thunderstorm WarningJAXColumbia, Hamilton43 min
Jun 9, 8:48 PM EDTSevere Thunderstorm WarningJAXColumbia, Suwannee42 min
Jun 9, 9:23 PM EDTSevere Thunderstorm WarningJAXSuwannee52 min
Jun 10, 1:18 PM EDTAreal Flood AdvisoryJAXMarion87 min
Jun 10, 1:25 PM EDTSevere Thunderstorm WarningJAXMarion35 min
Jun 10, 1:35 PM EDTSevere Thunderstorm WarningJAXMarion40 min
Jun 10, 1:37 PM EDTSevere Thunderstorm WarningJAXGilchrist38 min
Jun 10, 1:47 PM EDTSevere Thunderstorm WarningJAXAlachua43 min
Jun 10, 2:04 PM EDTAreal Flood AdvisoryJAXAlachua86 min
Jun 10, 2:14 PM EDTSevere Thunderstorm WarningJAXPutnam23 min
Jun 10, 2:19 PM EDTSevere Thunderstorm WarningJAXMarion41 min
Jun 10, 2:40 PM EDTSevere Thunderstorm WarningJAXAlachua, Bradford, Clay, Putnam39 min
Jun 10, 2:54 PM EDTSevere Thunderstorm WarningJAXClay, Marion, Putnam34 min
Jun 10, 3:09 PM EDTSevere Thunderstorm WarningJAXBaker, Duval, Nassau36 min
Jun 10, 3:17 PM EDTSevere Thunderstorm WarningJAXAlachua, Baker, Bradford, Clay, Putnam, Union43 min
Jun 10, 3:33 PM EDTSevere Thunderstorm WarningJAXBaker, Columbia42 min
Jun 10, 3:45 PM EDTSevere Thunderstorm WarningJAXBaker, Duval, Nassau45 min
Jun 10, 3:57 PM EDTSevere Thunderstorm WarningJAXClay, Duval, Saint Johns48 min
Jun 10, 4:07 PM EDTAreal Flood AdvisoryJAXClay, Duval, Nassau113 min
Jun 10, 4:32 PM EDTSevere Thunderstorm WarningJAXNassau43 min
Jun 9, 9:15 PM EDTSevere Thunderstorm WarningJAXClinch, Echols45 min
Jun 10, 4:50 PM EDTSevere Thunderstorm WarningJAXBrantley, Camden, Charlton, Glynn40 min
Jun 10, 5:18 PM EDTSevere Thunderstorm WarningJAXBrantley, Camden, Charlton, Ware42 min
Jun 10, 6:22 PM EDTSevere Thunderstorm WarningJAXAppling, Wayne38 min

Nearby

Severe Thunderstorm Warnings in Florida, 2008Every severe thunderstorm warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.