Alert archive / Florida / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 39, NWS Tallahassee, FL

June 1, 2004Leon County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 1, 2004, 2:02 PM EDT for Leon County, Florida. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 1, 2004, 2:02 PM EDT (18:02 UTC)
Expired
Jun 1, 2004, 2:30 PM EDT
In force
28 min
Issued by
NWS Tallahassee, FL
Area
Counties, with a storm outline in the text

County Leon County, FL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 1, 10:50 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 6.0 hours before the alert went out and 226 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, Eglin AFB/Valpar, FL at 12:00Z on 2004-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 613 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Eglin AFB/Valpar, FL at 12:00Z on 2004-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.193958Sfc1 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
613 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
846 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KTAE 011802
SVRTLH
FLC073-011830-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
202 PM EDT TUE JUN 1 2004

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN LEON COUNTY IN FLORIDA

* UNTIL 230 PM EDT

* AT 202 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL 3 MILES NORTH OF CENTERVILLE...
  OR ABOUT 13 MILES NORTHEAST OF TALLAHASSEE...MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  CENTERVILLE...IAMONIA BY 205 PM EDT...
  MICCOSUKEE...CONCORD BY 210 PM EDT...

THE MAIN THREAT FROM THIS STORM IS LARGE HAIL.


REPORT SEVERE WEATHER OR DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY
OR YOUR COUNTY EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO
THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN TALLAHASSEE. OR YOU
CAN ALSO CALL THE NATIONAL WEATHER SERVICE IN TALLAHASSEE DIRECTLY AT
850-942-8833 TO REPORT SEVERE WEATHER. 

LAT...LON 3065 8426 3068 8421 3067 8401 3057 8400
          3054 8405 3051 8419

$$

11-GOREE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 1:42 PM EDTSevere Thunderstorm WarningTAEJefferson33 min
Jun 1, 2:13 PM EDTFlash Flood WarningTAEGadsden, Jefferson, Leon2 hr
Jun 1, 2:43 PM EDTSevere Thunderstorm WarningTAEJefferson, Leon32 min
Jun 1, 2:49 PM EDTSevere Thunderstorm WarningTAEJefferson, Leon26 min
Jun 1, 3:00 PM EDTSevere Thunderstorm WarningTAEMadison30 min
Jun 1, 4:41 PM EDTSpecial Marine WarningTAE49 min
Jun 1, 5:21 PM EDTSpecial Marine WarningTAE39 min

Nearby

Severe Thunderstorm Warnings in Florida, 2004Every 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.