Alert archive / Florida / Wind Advisories in 2025

Wind Advisory 6, NWS Jacksonville, FL

March 20, 202514 counties in Florida; 6 counties in Georgia

NWS Jacksonville, FL issued this wind advisory at Mar 20, 2025, 1:12 PM EDT for 14 counties in Florida; 6 counties in Georgia. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 20, 2025, 1:12 PM EDT (17:12 UTC)
Expired
Mar 20, 2025, 5:00 PM EDT
In force
4 hr
Issued by
NWS Jacksonville, FL

Counties Alachua County, FL, Baker County, FL, Bradford County, FL, Clay County, FL, Columbia County, FL, Duval County, FL, Flagler County, FL, Gilchrist County, FL, Marion County, FL, Nassau County, FL, Putnam County, FL, Saint Johns County, FL, Suwannee County, FL, Union County, FL, Brantley County, GA, Camden County, GA, Charlton County, GA, Glynn County, GA, Ware County, GA, Wayne County, GA

The radar

The Jacksonville radar (KJAX), 39 km from the middle of the area, began a volume at 17:14 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 5.2 hours before the alert went out and 253 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, Cape Canaveral, FL at 12:00Z on 2025-03-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2025-03-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1750 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
13 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
Mar 20, 2:48 AM EDTRip Current StatementJAXDuval, Flagler, Nassau, Saint Johns21 hr
Mar 20, 11:37 AM EDTSpecial Weather StatementJAXHamilton53 min
Mar 20, 12:39 PM EDTSpecial Weather StatementJAXColumbia, Hamilton, Suwannee66 min
Mar 19, 9:27 PM EDTRiver Flood WarningJAXBrantley5 days
Mar 20, 10:23 AM EDTSpecial Weather StatementJAXAtkinson, Coffee, Jeff Davis67 min
Mar 20, 11:30 AM EDTSpecial Weather StatementJAXAppling, Atkinson, Bacon, Jeff Davis60 min

Nearby

Wind Advisories in Florida, 2025Wind Advisories in Georgia, 2025Every wind advisory 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.