Alert archive / Florida / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 12, NWS Tallahassee, FL

April 15, 1994Walton County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Apr 15, 1994, 9:30 PM CDT for Walton County, Florida. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1994, 9:30 PM CDT (02:30 UTC)
Expired
Apr 15, 1994, 10:30 PM CDT
In force
60 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Walton County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.5 hours before the alert went out and 181 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 1994-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 805 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 1994-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.19395878Sfc1 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
805 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
677 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.6

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 Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 8:39 PM CDTTornado WarningTAEEscambia, Santa Rosa66 min
Apr 15, 9:40 PM CDTTornado WarningTAEOkaloosa, Walton65 min
Apr 15, 10:08 PM CDTSevere Thunderstorm WarningTAEHolmes, Washington67 min
Apr 15, 10:49 PM CDTSevere Thunderstorm WarningTAEJackson56 min
Apr 16, 12:39 AM CDTSevere Thunderstorm WarningTAEGadsden51 min
Apr 15, 10:58 PM CDTSevere Thunderstorm WarningTAEClay32 min
Apr 15, 11:12 PM CDTSevere Thunderstorm WarningTAERandolph33 min
Apr 15, 11:25 PM CDTSevere Thunderstorm WarningTAEEarly, Miller65 min
Apr 15, 11:28 PM CDTSevere Thunderstorm WarningTAESeminole47 min
Apr 16, 12:03 AM CDTSevere Thunderstorm WarningTAEDecatur42 min

Nearby

Severe Thunderstorm Warnings in Florida, 1994Every severe thunderstorm warning in 1994

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.