Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 22, NWS Jacksonville, FL

February 11, 1995Hamilton County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Feb 11, 1995, 10:11 PM EST for Hamilton County, Florida. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
Feb 11, 1995, 10:11 PM EST (03:11 UTC)
Expired
Feb 11, 1995, 11:00 PM EST
In force
49 min
Issued by
NWS Jacksonville, FL
Area
Whole counties

County Hamilton County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 3.2 hours before the alert went out and 130 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, Tallahassee Rgnl, FL at 00:00Z on 1995-02-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 193 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, Tallahassee Rgnl, FL at 00:00Z on 1995-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.1939587897Sfc1 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
193 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
557 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
242 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 11, 11:40 PM ESTSevere Thunderstorm WarningJAXDuval, Nassau65 min
Feb 12, 3:38 AM ESTSevere Thunderstorm WarningJAXSaint Johns52 min
Feb 11, 10:02 PM ESTSevere Thunderstorm WarningJAXEchols48 min
Feb 11, 11:11 PM ESTSevere Thunderstorm WarningJAXCamden62 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995Every severe thunderstorm warning in 1995

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.