Alert archive / Florida / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 18, NWS Tampa Bay, FL

June 25, 2025Pinellas County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Jun 25, 2025, 7:12 PM EDT for Pinellas County, Florida. It was in force for 33 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 25, 2025, 7:12 PM EDT (23:12 UTC)
Expired
Jun 25, 2025, 7:45 PM EDT
In force
33 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Pinellas County, FL

The radar

The Tampa radar (KTBW), 40 km from the middle of the area, began a volume at 23:15 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, 11.2 hours before the alert went out and 40 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 2025-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1118 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 2025-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.193958Sfc1 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
1118 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
1007 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 4:26 PM EDTSpecial Weather StatementTBWHardee49 min
Jun 25, 4:46 PM EDTSpecial Marine WarningTBW59 min
Jun 25, 5:03 PM EDTSpecial Weather StatementTBWManatee27 min
Jun 25, 5:34 PM EDTSpecial Weather StatementTBWManatee41 min
Jun 25, 6:58 PM EDTSpecial Weather StatementTBWPinellas62 min
Jun 25, 7:22 PM EDTSpecial Marine WarningTBW38 min
Jun 25, 7:41 PM EDTSevere Thunderstorm WarningTBWHillsborough, Pinellas49 min

Nearby

Severe Thunderstorm Warnings in Florida, 2025Every severe thunderstorm warning in 2025

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.