Alert archive / Florida / Wind Advisories in 2021

Wind Advisory 1, NWS Tallahassee, FL

April 1, 20214 counties in Florida

NWS Tallahassee, FL issued this wind advisory at Apr 1, 2021, 12:16 AM CDT for 4 counties in Florida. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Apr 1, 2021, 12:16 AM CDT (05:16 UTC)
Expired
Apr 1, 2021, 1:00 PM CDT
In force
13 hr
Issued by
NWS Tallahassee, FL

Counties Bay County, FL, Franklin County, FL, Gulf County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 64 km from the middle of the area, began a volume at 05:19 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 5.3 hours before the alert went out and 116 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, Tallahassee Rgnl, FL at 00:00Z on 2021-04-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1037 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2021-04-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
1037 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1130 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

427 
WWUS72 KTAE 010516
NPWTAE

URGENT - WEATHER MESSAGE
National Weather Service Tallahassee FL
116 AM EDT Thu Apr 1 2021

FLZ108-112-114-115-011800-
/O.NEW.KTAE.WI.Y.0001.210401T0516Z-210401T1800Z/
South Walton-Coastal Bay-Coastal Gulf-Coastal Franklin-
Including the cities of Sandestin, Santa Rosa Beach, 
Turquoise Beach, Bunker, Freeport, Portland, Port Washington, 
Panama City, Callaway, Cairo, Lynn Haven, Southport, Vicksburg, 
Magnolia Beach, Oak Grove, Odena, Port St. Joe, White City, 
Beacon Hill, Overstreet, Saint Joe Beach, Apalachicola, 
Apalachicola Airport, Bay City, Tilton, Creels, Hays Place, 
and High Bluff
116 AM EDT Thu Apr 1 2021 /1216 AM CDT Thu Apr 1 2021/

...WIND ADVISORY IN EFFECT UNTIL 2 PM EDT /1 PM CDT/ THIS
AFTERNOON...

* WHAT...North winds 20 to 25 mph with peak gusts near 40 mph.

* WHERE...South Walton, Coastal Bay, Coastal Gulf and Coastal 
  Franklin Counties.

* WHEN...Until 2 PM EDT /1 PM CDT/ this afternoon.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 7:15 PM CDTSpecial Weather StatementTAEWashington45 min
Mar 31, 7:29 PM CDTSpecial Weather StatementTAECalhoun, Gadsden, Jefferson, Leon, Liberty, Madison and 1 more46 min
Mar 31, 8:12 PM CDTSpecial Weather StatementTAEBay, Jefferson, Liberty, Madison, Wakulla33 min
Mar 31, 8:41 PM CDTSpecial Weather StatementTAECalhoun, Liberty, Wakulla34 min

Nearby

Wind Advisories in Florida, 2021Every wind advisory in 2021

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.