Alert archive / Florida / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 276, NWS Tallahassee, FL

September 7, 2006Gulf County, Liberty County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Sep 7, 2006, 11:14 AM CDT for Gulf County, Liberty County, Florida. It was in force for 46 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
Sep 7, 2006, 11:14 AM CDT (16:14 UTC)
Expired
Sep 7, 2006, 12:00 PM CDT
In force
46 min
Issued by
NWS Tallahassee, FL
Area
Counties, with a storm outline in the text

Counties Gulf County, FL, Liberty County, FL

The radar

The Tallahassee radar (KTLH), 80 km from the middle of the area, began a volume at 16:17 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, 4.2 hours before the alert went out and 327 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, Jacksonville, FL at 12:00Z on 2006-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1527 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, Jacksonville, FL at 12:00Z on 2006-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
1527 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
746 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
78 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 7:45 AM CDTSpecial Marine WarningTAE60 min
Sep 7, 8:37 AM CDTSpecial Marine WarningTAE53 min
Sep 7, 9:44 AM CDTSpecial Marine WarningTAE46 min
Sep 7, 9:44 AM CDTSpecial Marine WarningTAE46 min
Sep 7, 10:08 AM CDTSevere Thunderstorm WarningTAEBay52 min
Sep 7, 11:03 AM CDTSpecial Marine WarningTAE87 min
Sep 7, 12:29 PM CDTSpecial Marine WarningTAE61 min
Sep 7, 1:32 PM CDTSpecial Marine WarningTAE58 min

Nearby

Severe Thunderstorm Warnings in Florida, 2006Every severe thunderstorm warning in 2006

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.