Alert archive / Florida / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 104, NWS Jacksonville, FL

June 15, 2005Marion County, Putnam County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 15, 2005, 3:45 PM EDT for Marion County, Putnam County, Florida. It was in force for 45 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 15, 2005, 3:45 PM EDT (19:45 UTC)
Expired
Jun 15, 2005, 4:30 PM EDT
In force
45 min
Issued by
NWS Jacksonville, FL
Area
Counties, with a storm outline in the text

Counties Marion County, FL, Putnam County, FL

The radar

The Jacksonville radar (KJAX), 121 km from the middle of the area, began a volume at 19:48 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

Tampa Bay, FL (KTBW), launched 12:00Z, 7.8 hours before the alert went out and 196 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, Tampa Bay, FL at 12:00Z on 2005-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1077 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, Tampa Bay, FL at 12:00Z on 2005-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
1077 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
876 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
18 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 15, 2:57 PM EDT, 48 minutes earlier.

Area forecast discussion, Jun 15, 2:57 PM EDT, 48 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE JACKSONVILLE FL
257 PM EDT WED JUN 15 2005

.SHORT TERM...VIS IMAGERY AND RADAR SHOW SCT SHOWERS AND STORMS
FIRING OVER THE NE FL ZONES WITH GENERAL NW FLOW FROM SFC UP TO 15
KFT. SOME DRY AIR ALOFT AND HIGH INSTABILITY W/CAPE NEAR 3000-3500
J/KG MAY PRODUCE GUSTY WINDS NEAR 55 MPH AND SMALL HAIL IN THE
STRONGEST STORMS. LATEST MSAS ANALYSIS SHOWS PLENTY OF LOW LEVEL
CONVERGENCE OVER THE INTERIOR ZONES WITH AN E COAST SEA BREEZE
PUSHING INLAND TO I-95 FROM SRN DUVAL CO SWD. EXPECT ACTIVITY TO
SLOWLY WIND DOWN TONIGHT BECOME ISOLD AFT MIDNIGHT WITH SMALL AREA
OF PATCHY FOG DEVELOPING INTERIOR SECTIONS. GFS SHOWS BLOW UP OF
CONVECTION JUST TO W LATE TONIGHT BUT SEEMS TO BE PRODUCT OF
CONVECTIVE FEEDBACK. HOWEVER STILL PLAN TO KEEP SOME ISOLD CONVECTION
GOING LATE TONIGHT AS A SHORTWAVE MOVES ACROSS THE SE STATES. WEAK
COLD FRONT CONTS TO PUSH SLOWLY SEWD THAT IS PRESENTLY OVER N CENTRAL
GA. THIS FRONT WILL PUSH INTO SRN PART OF GA ON THU WITH STILL ENOUGH
MOISTURE TO GENERATE ISOLD SCT CONVECTION OVER MAINLY OVER NE FL
ZONES THU AFTN. FRONT REMAINS NEARLY STATIONARY OVER SRN GA INTO FRI
MORNING AND MEAN LAYER RH WILL BE LOWER THAN PREVIOUS DAYS.
HOWEVER...MOISTURE POOLING ALONG THE FRONT AND COOLING ALOFT WILL AID
IN SCT CONVECTION OVER CENTRAL FORECAST AREA. THROUGH SAT THE FRONT
HANGS UP FROM COASTAL GA AREA TO NEAR SUWANNEE VALLEY WITH MODELS NOW
INDICATING MORE DEEP LAYER AVAILABLE. THUS FEEL MORE CONFIDENT IN SCT
POPS ACROSS THE BOARD. HIGH TEMPS WILL REMAIN ABOVE NORMAL INTO THU
WITH HIGHS IN THE MID 90S...NEAR UPPER 90S OVER SE GA. THUS WILL
CONTINUE TO MENTION HEAT INDICES UP TO NEAR 105 IN ZONES AND HWO.

.LONG TERM...SUNDAY THROUGH WEDNESDAY...
GLOBAL MODELS ARE IN REASONABLY GOOD AGREEMENT SHOWING MID-UPPER
LEVEL LOW AND TROUGH OVER THE SE STATES WITH TROUGH AXIS EXTENDING TO
THE CANADIAN MARITIMES ON SUN. THE LOW RETROGRADES MON AND BECOMES
STATIONARY TUE NEAR MS/AL AREA. AS LOW RETROGRADES THIS WILL LIKELY
LEAD TO INCREASED MOISTURE AS MID LEVEL FLOW BACKS BRINGING GOMEX
MOISTURE INTO THE FORECAST AREA. SYSTEM MAY DRIFT BACK EWD BY WED
BUT MOISTURE STILL APPEARS MORE THAN SUFFICIENT FOR CONVECTION.
AT SFC...ON SUN THE WEAK STATIONARY FRONT AND LOW PRES WILL BE OVER
THE CWA BUT DUE TO DRY SLOT AROUND THE UPPER LOW (NEAR WRN N.C.)
POPS LOOK TO BE MINIMAL FOR SUN. MON-TUE SYSTEM DRIFTS WWD ALLOWING
SW FLOW ALOFT AND ADVECTION OF LOW AND MID LEVEL MOISTURE TO THE
AREA SO HIGHER POPS RETURN TO THE AREA. SW FLOW ALOFT CONTS INTO WED
WITH MOISTURE LEVELS REMAINING RELATIVELY HIGH. DUE TO INCREASED
CLOUD COVER AND TROUGHINESS OVER THE AREA TEMPS ARE EXPECTED TO BE
NEAR OR JUST BELOW CLIMO.

&&

.MARINE...NO HEADLINES. SW WINDS WILL CONTINUE INTO SAT EXCEPT
BRIEFLY ONSHORE AT THE COAST AS SEA BREEZE DEVELOPS IN AFTN. WILL CAP
WINDS AT 15 KT AND SEAS MAINLY STAY BELOW 4 FT. WINDS TO BECOME MORE
VARIABLE AS FRONT MOVES INTO THE REGION OVER THE WEEKEND.

&&

.PRELIMINARY POINT TEMPS/POPS...
AMG  72  96  69  94 /  10  10   0  20
SSI  77  94  76  92 /  20  10   0  20
JAX  74  96  72  94 /  30  20  20  20
SGJ  76  93  76  92 /  30  30  30  30
GNV  74  95  72  94 /  30  30  20  30
OCF  73  92  72  93 /  30  30  20  20

&&

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

&&

ARS/MZ
Hazardous weather outlook, Jun 15, 11:50 AM EDT, 3 hours 55 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1150 AM EDT WED JUN 15 2005

FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-171000-
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-
1150 AM EDT WED JUN 15 2005

THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT...
SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING OVER
NORTH CENTRAL FLORIDA SOUTH OF INTERSTATE 10...WITH ISOLATED
THUNDERSTORMS FURTHER NORTH. LOCALLY HEAVY RAINFALL...STRONG GUSTY
WINDS AND DANGEROUS LIGHTNING WILL BE POSSIBLE FROM ANY
THUNDERSTORMS THAT DEVELOP.

THE COMBINATION OF AFTERNOON TEMPERATURES IN THE 90S AND HIGH
HUMIDITY WILL RESULT IN AFTERNOON HEAT INDICES OF 100 TO 105 ACROSS
PORTIONS OF NORTHEAST FLORIDA AND SOUTHEAST GEORGIA.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY...

ISOLATED TO SCATTERED AFTERNOON AND EVENING THUNDERSTORMS WILL BE
POSSIBLE THROUGH NEXT WEDNESDAY...WHICH WILL BE CAPABLE OF PRODUCING
LOCALLY HEAVY RAINFALL...GUSTY WINDS AND DANGEROUS LIGHTNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

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

PLW/ARS

In the hours before

Special weather statement, Jun 15, 2:21 PM EDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
221 PM EDT WED JUN 15 2005

FLZ037-151900-

PUTNAM FL-
221 PM EDT WED JUN 15 2005

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR PUTNAM COUNTY FOR
STRONG THUNDERSTORM WINDS VALID UNTIL 300 PM EDT...

AT 221 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 4 MILES SOUTHWEST OF PALATKA...MOVING
SOUTHEAST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS
AROUND HOLLISTER...PALATKA...SATSUMA...SAN MATEO...ORANGE MILLS AND
EAST PALATKA THROUGH 300 PM EDT. GUSTY WINDS UP TO 50 MPH CAN BE
EXPECTED ALONG WITH POSSIBLE MINOR WIND 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...OR YOU CAN CALL THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE DIRECTLY AT 1-800-499-1594.

ZIBURA
Special weather statement, Jun 15, 2:25 PM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
225 PM EDT WED JUN 15 2005

FLZ036-151915-

ALACHUA FL-
225 PM EDT WED JUN 15 2005

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR SOUTHWEST ALACHUA
COUNTY FOR STRONG THUNDERSTORM WINDS VALID UNTIL 315 PM EDT...

AT 225 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 5 MILES SOUTHEAST OF NEWBERRY...OR ABOUT
9 MILES NORTHEAST OF BRONSON...MOVING EAST AT 5 MPH. THIS STRONG
THUNDERSTORM WILL ALSO AFFECT AREAS AROUND NEWBERRY AND GAINESVILLE
THROUGH 315 PM EDT. GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG
WITH POSSIBLE MINOR WIND 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...OR YOU CAN CALL THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE DIRECTLY AT 1-800-499-1594.

ZIBURA
Special weather statement, Jun 15, 2:48 PM EDT, 57 minutes before
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Special weather statement, Jun 15, 3:11 PM EDT, 34 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
311 PM EDT WED JUN 15 2005

FLZ038-151945-

FLAGLER FL-
311 PM EDT WED JUN 15 2005

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR FLAGLER COUNTY FOR
STRONG THUNDERSTORM WINDS UNTIL 345 PM EDT...

AT 311 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 4 MILES SOUTHEAST OF PALM COAST...MOVING
EAST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND
PALM COAST AND FLAGLER BEACH THROUGH 345 PM EDT. GUSTY WINDS UP TO
50 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR WIND 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...OR YOU CAN CALL THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE DIRECTLY AT 1-800-499-1594.

ZIBURA
Special weather statement, Jun 15, 3:15 PM EDT, 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
315 PM EDT WED JUN 15 2005

FLZ033-151945-
ST. JOHNS FL-
315 PM EDT WED JUN 15 2005

...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR ST. JOHNS COUNTY
FOR STRONG THUNDERSTORM WINDS AND HAIL VALID UNTIL 345 PM EDT...

AT 315 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CENTERED 5 MILES WEST OF SOUTH PONTE VEDRA
BEACH...OR ABOUT 6 MILES SOUTHWEST OF GUANA RIVER STATE PARK...MOVING
WEST AT 5 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND
SOUTH PONTE VEDRA BEACH...GUANA RIVER STATE PARK AND DURBIN THROUGH
345 PM EDT. GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH
POSSIBLE MINOR WIND 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...OR YOU CAN CALL THE NATIONAL WEATHER SERVICE
IN JACKSONVILLE DIRECTLY AT 1-800-499-1594.

ARS
Special weather statement, Jun 15, 3:38 PM EDT, 7 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 2:39 PM EDTSevere Thunderstorm WarningJAXSaint Johns36 min
Jun 15, 2:41 PM EDTSpecial Marine WarningJAX64 min

Nearby

Severe Thunderstorm Warnings in Florida, 2005Every severe thunderstorm warning in 2005

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.