Alert archive / Florida / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 239, NWS Jacksonville, FL
NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 24, 2008, 6:53 PM EDT for Flagler County, Putnam County, Saint Johns County, Florida. It was in force for 37 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 24, 2008, 6:53 PM EDT (22:53 UTC)
- Expired
- Jun 24, 2008, 7:30 PM EDT
- In force
- 37 min
- Issued by
- NWS Jacksonville, FL
- Area
- Storm-based polygon
Counties Flagler County, FL, Putnam County, FL, Saint Johns County, FL
The radar
The Jacksonville radar (KJAX), 94 km from the middle of the area, began a volume at 22:55 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, 10.9 hours before the alert went out and 164 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.
- Mixed-layer CAPE
- 1090 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 24, 3:50 PM EDT, 3 hours 3 minutes earlier.
Area forecast discussion, Jun 24, 3:50 PM EDT, 3 hours 3 minutes before
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</html>Hazardous weather outlook, Jun 24, 4:31 AM EDT, 14 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 431 AM EDT TUE JUN 24 2008 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-250830- 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- 431 AM EDT TUE JUN 24 2008 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... A FEW THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON...MAINLY ACROSS NORTH CENTRAL FLORIDA SOUTH OF INTERSTATE 10. GUSTY WINDS...HEAVY RAIN AND FREQUENT LIGHTNING WILL BE POSSIBLE FROM ANY THUNDERSTORM THAT DEVELOPS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE ANTICIPATED EACH DAY THROUGH NEXT MONDAY. ANY THUNDERSTORM THAT DEVELOPS WILL BE CAPABLE OF PRODUCING GUSTY WINDS...HEAVY RAIN AND FREQUENT LIGHTNING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. WOLF
In the hours before
Special weather statement, Jun 24, 4:40 PM EDT, 2 hours 13 minutes before
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</html>Special weather statement, Jun 24, 4:58 PM EDT, 1 hour 55 minutes before
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</html>Local storm report, Jun 24, 5:15 PM EDT, 1 hour 38 minutes before
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</html>Special weather statement, Jun 24, 5:43 PM EDT, 1 hour 10 minutes before
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</html>Special weather statement, Jun 24, 5:45 PM EDT, 1 hour 8 minutes before
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</html>Special weather statement, Jun 24, 6:28 PM EDT, 25 minutes before
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</html>The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 4:43 PM EDT | Severe Thunderstorm Warning | JAX | Clay | 47 min |
| Jun 24, 5:06 PM EDT | Severe Thunderstorm Warning | JAX | Duval, Saint Johns | 39 min |
| Jun 24, 6:48 PM EDT | Areal Flood Advisory | JAX | Putnam, Saint Johns | 87 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.