Alert archive / Florida / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 122, NWS Tampa Bay, FL

July 16, 1997DeSoto County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 16, 1997, 7:44 PM EDT for DeSoto County, Florida. It was in force for 61 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
Jul 16, 1997, 7:44 PM EDT (23:44 UTC)
Expired
Jul 16, 1997, 8:45 PM EDT
In force
61 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County DeSoto County, FL

The nearest sounding before it

Miami, FL (KMFL), launched 12:00Z, 11.7 hours before the alert went out and 214 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, Miami, FL at 12:00Z on 1997-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3084 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, Miami, FL at 12:00Z on 1997-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939Sfc1 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
3084 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
640 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
18 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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
Jul 16, 3:29 PM EDTSevere Thunderstorm WarningTBWCitrus46 min
Jul 16, 3:45 PM EDTSevere Thunderstorm WarningTBWHillsborough60 min
Jul 16, 4:19 PM EDTSevere Thunderstorm WarningTBWPasco56 min
Jul 16, 5:15 PM EDTSevere Thunderstorm WarningTBWPasco60 min

Nearby

Severe Thunderstorm Warnings in Florida, 1997Every severe thunderstorm warning in 1997

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.