Alert archive / Georgia / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 97, NWS Jacksonville, FL

June 17, 2025Baker County, Florida; Charlton County, Ware County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Jun 17, 2025, 8:37 PM EDT for Baker County, Florida; Charlton County, Ware County, Georgia. It was in force for 11 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 17, 2025, 8:37 PM EDT (00:37 UTC)
Expired
Jun 17, 2025, 8:48 PM EDT
In force
11 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Baker County, FL, Charlton County, GA, Ware County, GA

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 0.6 hours before the alert went out and 324 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, Charleston AFB, SC at 00:00Z on 2025-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1929 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, Charleston AFB, SC at 00:00Z on 2025-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
1929 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
27 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 8:10 PM EDTSpecial Weather StatementJAXBaker, Columbia, Duval, Nassau35 min
Jun 17, 8:44 PM EDTSpecial Weather StatementJAXNassau46 min
Jun 17, 9:11 PM EDTAreal Flood AdvisoryJAXDuval, Nassau2 hr
Jun 18, 2:07 PM EDTSpecial Weather StatementJAXNassau38 min
Jun 18, 3:06 PM EDTAreal Flood AdvisoryJAXDuval, Nassau114 min
Jun 18, 4:09 PM EDTSpecial Weather StatementJAXGilchrist36 min
Jun 18, 4:31 PM EDTAreal Flood AdvisoryJAXAlachua, Columbia, Gilchrist119 min
Jun 18, 3:59 PM EDTSpecial Weather StatementJAXCamden31 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2025Severe 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.