Alert archive / Florida / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 33, NWS Tampa Bay, FL

March 3, 1993DeSoto County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Mar 3, 1993, 11:29 PM EST for DeSoto County, Florida. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Mar 3, 1993, 11:29 PM EST (04:29 UTC)
Expired
Mar 4, 1993, 12:30 AM EST
In force
61 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County DeSoto County, FL

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 4.5 hours before the alert went out and 82 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, Tampa Bay, FL at 00:00Z on 1993-03-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 476 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, Tampa Bay, FL at 00:00Z on 1993-03-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 368 square meters per square second.1939587897117Sfc1 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
476 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
760 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
368 m²/s²
0-3 km storm-relative helicity
406 m²/s²
Significant tornado parameter
0.9
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 Tampa Bay, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 3, 8:54 PM ESTSevere Thunderstorm WarningTBWPinellas66 min
Mar 3, 9:24 PM ESTSevere Thunderstorm WarningTBWHillsborough, Manatee66 min
Mar 3, 9:52 PM ESTSevere Thunderstorm WarningTBWPasco68 min
Mar 3, 10:33 PM ESTSevere Thunderstorm WarningTBWHillsborough, Manatee, Sarasota57 min
Mar 3, 11:01 PM ESTTornado WarningTBWPolk29 min
Mar 3, 11:41 PM ESTSevere Thunderstorm WarningTBWPolk49 min

Nearby

Severe Thunderstorm Warnings in Florida, 1993Every severe thunderstorm warning in 1993

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.