Alert archive / Florida / Special Weather Statements in 2022

Special Weather Statement, NWS Key West, FL

March 12, 2022

NWS Key West, FL issued this special weather statement at Mar 12, 2022, 3:12 PM EST. 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 outline as issued.

The facts

Issued
Mar 12, 2022, 3:12 PM EST (20:12 UTC)
Expired
Mar 12, 2022, 3:45 PM EST
In force
33 min
Issued by
NWS Key West, FL
Hail
0.00 in
Wind
40

The radar

The Key West radar (KBYX), 11 km from the middle of the area, began a volume at 20:14 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

Tampa Bay, FL (KTBW), launched 12:00Z, 8.2 hours before the alert went out and 348 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 2022-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 241 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 2022-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 475 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
241 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
475 m²/s²
0-3 km storm-relative helicity
491 m²/s²
Significant tornado parameter
0.7
Supercell composite
19.5

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 10:00 AM ESTSmall Craft AdvisoryKEY71 hr
Mar 12, 12:46 PM ESTSpecial Marine WarningKEY59 min
Mar 12, 1:43 PM ESTSpecial Marine WarningKEY62 min
Mar 12, 2:37 PM ESTSpecial Marine WarningKEY53 min
Mar 12, 3:21 PM ESTSpecial Marine WarningKEY54 min
Mar 12, 3:30 PM ESTSpecial Weather StatementKEY45 min
Mar 12, 3:55 PM ESTWind AdvisoryKEYMonroe5 hr
Mar 12, 4:08 PM ESTSpecial Marine WarningKEY52 min
Mar 12, 4:18 PM ESTGale WarningKEY5 hr
Mar 12, 5:04 PM ESTSpecial Marine WarningKEY71 min

Nearby

Special Weather Statements in Florida, 2022Every special weather statement 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.