Alert archive / Florida / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 33, NWS Tampa Bay, FL

June 2, 2010Polk County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Jun 2, 2010, 7:38 PM EDT for Polk County, Florida. It was in force for 41 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
Jun 2, 2010, 7:38 PM EDT (23:38 UTC)
Expired
Jun 2, 2010, 8:19 PM EDT
In force
41 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon

County Polk County, FL

The radar

The Tampa radar (KTBW), 74 km from the middle of the area, began a volume at 23:42 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

Tampa Bay, FL (KTBW), launched 12:00Z, 11.6 hours before the alert went out and 74 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 12:00Z on 2010-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 986 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 12:00Z on 2010-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
986 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
808 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
51 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 5:05 PM EDTSpecial Weather StatementTBWHighlands40 min
Jun 2, 5:19 PM EDTSevere Thunderstorm WarningTBWHighlands26 min
Jun 2, 5:40 PM EDTSpecial Weather StatementTBWHardee50 min
Jun 2, 5:46 PM EDTSevere Thunderstorm WarningTBWHardee44 min
Jun 2, 6:35 PM EDTSpecial Weather StatementTBWDeSoto40 min
Jun 2, 6:36 PM EDTSpecial Weather StatementTBWCharlotte39 min
Jun 2, 6:43 PM EDTSpecial Weather StatementTBWHardee47 min
Jun 2, 7:25 PM EDTSpecial Weather StatementTBWPolk65 min

Nearby

Severe Thunderstorm Warnings in Florida, 2010Every severe thunderstorm warning in 2010

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.