Alert archive / Florida / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 102, NWS Jacksonville, FL

June 26, 2004Marion County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 26, 2004, 7:33 PM EDT for Marion County, Florida. It was in force for 42 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 26, 2004, 7:33 PM EDT (23:33 UTC)
Expired: Jun 26, 2004, 8:15 PM EDT
In force: 42 min
Issued by: NWS Jacksonville, FL
Area: Counties, with a storm outline in the text

County Marion County, FL

The radar

The Jacksonville radar (KJAX), 146 km from the middle of the area, began a volume at 23:33 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

Jacksonville, FL (KJAX), launched 12:00Z, 11.6 hours before the alert went out and 148 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1754 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 809 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 66 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 26, 2:40 PM EDT, 4 hours 53 minutes earlier.

Area forecast discussion, Jun 26, 2:40 PM EDT, 4 hours 53 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
240 PM EDT SAT JUN 26 2004

...SEVERE THUNDERSTORM WATCH UNTIL 8 PM...

.SHORT TERM...WILL BE BRIEF AS SQUALL LINE JUST W OF THE CWA WILL BE
PUSHING INTO THE FORECAST AREA OVER THE NEXT HOUR. 850H LLVL JET AND
MID LEVEL DYNAIMCS DRIVING THE MCS TODAY WILL PUSH NE OF THE
FORECAST AREA FOR SUNDAY...ALLOWING FOR MORE CLIMO TYPE POPS...
WHILE MONDAY WILL FEATURE ANOTHER LOW PRES SYSTEM TRACK JUST N OF
THE REGION WITH TRAILING SQUALL LINE FEATURES IMPACTING THE CWA AND
INTERACTING WITH SEA BREEZES ACRS NE FL...AND THUS THE PUSH TO A
MORE LIKELY POP COVERAGE.

.LONG TERM...BERMUDA HIGH PRESSURE RIDGE AXIS WILL ATTEMPT TO MAKE A
PUSH NORTHWARD OVER THE FORECAST AREA BY MID WEEK...THEN RE-FORM
NORTH OF THE FORECAST AREA BY THE FOURTH OF JULY WEEKEND. SWLY FLOW
SHOULD BE REPLACED BY A MORE SELY FLOW BY THE THU/FRI/SAT TIME
FRAME. 00Z GFS ENSEMBLES STILL SHOW CLIMO TO SLIGHTLY ABOVE POPS
WITH MOISTURE ASSOCD WITH EASTERLY WAVES POSSIBLY MOVING IN FROM
THE ATLANTIC. STILL A LOT OF UNCERTAINITY WITH THIS PATTERN SHIFTM
AND HAVE LEFT POPS NEAR CLIMO (40-50%) ACRS MUCH OF THE FORECAST
AREA.
&&

.MARINE...NO HEADLINES. MARINERS WILL NEED TO MONITOR EVOLUTION OF
SQUALL LINE CLOSELY THIS AFTERNOON.
&&

.PRELIMINARY POINT TEMPS/POPS...
AMG 70 92 72 91 / 20 30 30 60
SSI 76 90 76 88 / 20 20 30 50
JAX 72 92 73 91 / 20 40 30 60
SGJ 74 89 75 88 / 20 30 20 50
GNV 71 92 72 91 / 10 40 30 60
OCF 72 93 72 91 / 10 30 30 60
&&

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

HESS/TRABERT

Hazardous weather outlook, Jun 26, 1:48 PM EDT, 5 hours 45 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
148 PM EDT SAT JUN 26 2004

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-271000-
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-
148 PM EDT SAT JUN 26 2004

THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA.

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

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 8 PM ...

ALL OF SOUTHEAST GEORGIA AND PORTIONS OF NORTHEAST FLORIDA INCLUDING
BAKER...COLUMBIA...DUVAL...HAMILTON...NASSAU...ST JOHNS AND SUWANNEE
COUNTIES ARE IN A SEVERE THUNDERSTORM WATCH UNTIL 8 PM EDT. CONDITIONS
ARE FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP IN THE WATCH AREA.

THESE STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS OVER 60 MPH AND
HAIL...AS WELL AS FREQUENT LIGHTNING AND LOCALLY HEAVY RAINFALL.
MOVEMENT OF THE STORMS WILL BE GENERALLY TO THE EAST AT 20 TO 30 MPH...
BUT MOVEMENT WILL BE SLOWER AND MORE ERRATIC ALONG THE EAST COAST
SEABREEZE AND IN THE NORTHEAST FLORIDA COUNTIES NOT INCLUDED IN THE
WATCH AREA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

SCATTERED MAINLY AFTERNOON AND EVENING THUNDERSTORMS WILL CONTINUE
THROUGH THE PERIOD. THE STRONGEST STORMS WILL PRODUCE FREQUENT
LIGHTNING...STRONG GUSTY WINDS AND LOCALLY HEAVY RAIN.

.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 WWW.SRH.NOAA.GOV/JAX.

TRABERT

In the hours before

Local storm report, Jun 26, 6:50 PM EDT, 43 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
650 PM EDT SAT JUN 26 2004

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

0445 PM     TSTM WND DMG     5 SW STATENVILLE        30.65N 83.09W
06/26/2004                   ECHOLS             GA   EMERGENCY MNGR

            911 DISPATCH REPORTS TREES DOWN ALONG STATE ROAD 41 ABOUT
            5 MILES SW OF STATENVILLE

&&

HESS

Local storm report, Jun 26, 6:55 PM EDT, 38 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
655 PM EDT SAT JUN 26 2004

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

0515 PM     TSTM WND DMG     OCALA                   29.19N 82.13W
06/26/2004                   MARION             FL   EMERGENCY MNGR

            911 DISPATCH REPORTS NUMEROUS TREES DOWN COUNTYWIDE...AT
            LEAST 10 OR MORE DIFFERENT REPORTS.

&&

HESS

Local storm report, Jun 26, 7:06 PM EDT, 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
706 PM EDT SAT JUN 26 2004

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

0530 PM     TSTM WND DMG     DOVER BLUFF             31.02N 81.53W
06/26/2004                   CAMDEN             GA   EMERGENCY MNGR

            911 DISPATCH REPORTS TREES DOWN NEAR INTERSECTION OF
            DOVER BLUFF AND ELLA PARK ROADS.

&&

HESS

Local storm report, Jun 26, 7:14 PM EDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
714 PM EDT SAT JUN 26 2004

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

0530 PM     TSTM WND DMG     INTERLACHEN             29.62N 81.90W
06/26/2004                   PUTNAM             FL   LAW ENFORCEMENT

            911 DISPATCH REPORTS NUMEROUS TREES DOWN IN VICINITY

&&

HESS

Local storm report, Jun 26, 7:16 PM EDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
716 PM EDT SAT JUN 26 2004

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

0630 PM     TSTM WND DMG     10 E GROVE PARK         29.60N 81.99W
06/26/2004                   PUTNAM             FL   LAW ENFORCEMENT

            911 DISPATCH REPORTS NUMEROUS TREES DOWN IN GROVE PARK
            VICINTY

&&

HESS

Local storm report, Jun 26, 7:23 PM EDT, 10 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
723 PM EDT SAT JUN 26 2004

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

0720 PM     TSTM WND DMG     PALATKA                 29.65N 81.66W
06/26/2004                   PUTNAM             FL   LAW ENFORCEMENT

            911 DISPATCH REPORTS NUMEROUS TREES DOWN IN PALATKA. AT
            280 JOHNS ROAD...OFARRELL AVENUE...HOLDEN PARK ROAD.

&&

HESS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 8:12 PM EDT	Special Marine Warning	JAX		63 min
Jun 26, 4:42 PM EDT	Severe Thunderstorm Warning	JAX	Marion	48 min
Jun 26, 4:48 PM EDT	Severe Thunderstorm Warning	JAX	Hamilton	27 min
Jun 26, 4:56 PM EDT	Severe Thunderstorm Warning	JAX	Clay, Duval	49 min
Jun 26, 5:02 PM EDT	Special Marine Warning	JAX		58 min
Jun 26, 5:04 PM EDT	Severe Thunderstorm Warning	JAX	Putnam	41 min
Jun 26, 5:13 PM EDT	Severe Thunderstorm Warning	JAX	Baker, Union	47 min
Jun 26, 5:19 PM EDT	Severe Thunderstorm Warning	JAX	Alachua	41 min
Jun 26, 5:21 PM EDT	Severe Thunderstorm Warning	JAX	Saint Johns	39 min
Jun 26, 5:23 PM EDT	Special Marine Warning	JAX		67 min
Jun 26, 5:28 PM EDT	Severe Thunderstorm Warning	JAX	Nassau	47 min
Jun 26, 5:42 PM EDT	Severe Thunderstorm Warning	JAX	Duval, Saint Johns	48 min
Jun 26, 5:45 PM EDT	Severe Thunderstorm Warning	JAX	Duval, Nassau	45 min
Jun 26, 5:59 PM EDT	Special Marine Warning	JAX		2 hr
Jun 26, 6:01 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Putnam	44 min
Jun 26, 6:18 PM EDT	Special Marine Warning	JAX		117 min
Jun 26, 6:29 PM EDT	Severe Thunderstorm Warning	JAX	Duval, Nassau	46 min
Jun 26, 6:32 PM EDT	Severe Thunderstorm Warning	JAX	Saint Johns	43 min
Jun 26, 6:47 PM EDT	Severe Thunderstorm Warning	JAX	Flagler	43 min
Jun 26, 6:51 PM EDT	Special Marine Warning	JAX		114 min
Jun 26, 7:13 PM EDT	Severe Thunderstorm Warning	JAX	Putnam, Saint Johns	47 min
Jun 26, 7:30 PM EDT	Severe Thunderstorm Warning	JAX	Flagler	45 min
Jun 26, 3:54 PM EDT	Severe Thunderstorm Warning	JAX	Clinch, Echols	66 min
Jun 26, 4:55 PM EDT	Severe Thunderstorm Warning	JAX	Charlton	50 min
Jun 26, 5:02 PM EDT	Severe Thunderstorm Warning	JAX	Camden	43 min

Nearby

Severe Thunderstorm Warnings in Florida, 2004 Every severe thunderstorm warning in 2004

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.