Alert archive / Florida / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 28, NWS Jacksonville, FL

April 2, 2022Flagler County, Putnam County, Saint Johns County, Florida

NWS Jacksonville, FL issued this severe thunderstorm warning at Apr 2, 2022, 2:10 PM EDT for Flagler County, Putnam County, Saint Johns County, Florida. It was in force for 35 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
Apr 2, 2022, 2:10 PM EDT (18:10 UTC)
Expired
Apr 2, 2022, 2:45 PM EDT
In force
35 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Flagler County, FL, Putnam County, FL, Saint Johns County, FL

The radar

The Jacksonville radar (KJAX), 94 km from the middle of the area, began a volume at 18:11 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 2, 11:51 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 6.2 hours before the alert went out and 164 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 2022-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1119 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, Cape Canaveral, FL at 12:00Z on 2022-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 square meters per square second.1939587897Sfc1 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
1119 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
852 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 11:04 AM EDTSpecial Weather StatementJAXGilchrist41 min
Apr 2, 11:49 AM EDTSpecial Weather StatementJAXGilchrist26 min
Apr 2, 11:59 AM EDTSevere Thunderstorm WarningJAXAlachua, Gilchrist31 min
Apr 2, 12:16 PM EDTSpecial Weather StatementJAXAlachua29 min
Apr 2, 12:26 PM EDTSevere Thunderstorm WarningJAXAlachua, Bradford, Clay, Putnam34 min
Apr 2, 12:29 PM EDTSpecial Weather StatementJAXMarion46 min
Apr 2, 12:37 PM EDTSpecial Marine WarningJAX3 hr
Apr 2, 12:46 PM EDTSpecial Weather StatementJAXPutnam44 min
Apr 2, 1:04 PM EDTSpecial Weather StatementJAXMarion41 min
Apr 2, 1:09 PM EDTSevere Thunderstorm WarningJAXAlachua, Marion, Putnam36 min
Apr 2, 1:13 PM EDTSpecial Weather StatementJAXSaint Johns47 min
Apr 2, 1:15 PM EDTSpecial Weather StatementJAXMarion30 min
Apr 2, 1:44 PM EDTSevere Thunderstorm WarningJAXFlagler, Putnam, Saint Johns31 min
Apr 2, 1:50 PM EDTSpecial Weather StatementJAXFlagler40 min
Apr 2, 2:02 PM EDTSpecial Weather StatementJAXSaint Johns28 min
Apr 2, 2:45 PM EDTSpecial Weather StatementJAXFlagler30 min
Apr 2, 3:22 PM EDTSpecial Marine WarningJAX53 min

Nearby

Severe Thunderstorm Warnings in Florida, 2022Every severe thunderstorm warning in 2022

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.