Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Tallahassee, FL

August 10, 2021Calhoun County, Gulf County, Florida

NWS Tallahassee, FL issued this special weather statement at Aug 10, 2021, 3:02 PM CDT for Calhoun County, Gulf County, Florida. It was in force for 43 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
Aug 10, 2021, 3:02 PM CDT (20:02 UTC)
Expired
Aug 10, 2021, 3:45 PM CDT
In force
43 min
Issued by
NWS Tallahassee, FL
Hail
0.00 in
Wind
40

Counties Calhoun County, FL, Gulf County, FL

The radar

The Tallahassee radar (KTLH), 68 km from the middle of the area, began a volume at 20:03 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 12:00Z, 8.0 hours before the alert went out and 71 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 12:00Z on 2021-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2209 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2021-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
2209 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
854 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

057 
WWUS82 KTAE 102002
SPSTAE

Special Weather Statement
National Weather Service Tallahassee FL
402 PM EDT Tue Aug 10 2021
 
FLZ011>014-016-026-112-114-102045-
Coastal Bay FL-Liberty FL-Gadsden FL-Inland Bay FL-Calhoun FL-
Inland Gulf FL-Jackson FL-Coastal Gulf FL-
402 PM EDT Tue Aug 10 2021

...Strong thunderstorms will impact portions of southeastern Jackson,
Gulf, southeastern Bay and central Calhoun Counties in the Panhandle
of Florida, western Gadsden and western Liberty Counties in Big Bend
of Florida through 445 PM EDT/345 PM CDT/...

At 401 PM EDT/301 PM CDT/, Doppler radar was tracking strong
thunderstorms along a line extending from near Greensboro to 8 miles
east of Mexico Beach. Movement was northwest at 10 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Blountstown, Port St. Joe, Mexico Beach, Greensboro, Stonemill Creek,
Chattahoochee, Tyndall Air Force Base, Orange, Wewahitchka, Sneads,
Bristol, Rock Bluff, Honeyville, Clarksville, Ocheesee, Juniper,
Selman, Abe Springs, Allanton and Chipola Cutoff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3002 8551 3080 8493 3075 8491 3075 8490
      3071 8486 3071 8479 3055 8467 2979 8528
TIME...MOT...LOC 2001Z 141DEG 7KT 3056 8483 2997 8527 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

42-DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 7:33 PM CDTSpecial Weather StatementTAELafayette42 min
Aug 9, 8:00 PM CDTSpecial Weather StatementTAEMadison30 min
Aug 9, 8:12 PM CDTAreal Flood AdvisoryTAEMadison2 hr
Aug 10, 2:17 PM CDTSpecial Weather StatementTAELeon28 min
Aug 10, 3:51 PM CDTSpecial Weather StatementTAEWashington24 min
Aug 10, 4:17 PM CDTSpecial Weather StatementTAEBay28 min
Aug 10, 4:26 PM CDTSevere Thunderstorm WarningTAEBay, Washington64 min
Aug 10, 4:47 PM CDTSpecial Weather StatementTAEJackson28 min
Aug 10, 5:05 PM CDTSpecial Weather StatementTAEWalton25 min
Aug 10, 5:34 PM CDTSpecial Weather StatementTAEWashington26 min
Aug 10, 5:40 PM CDTSpecial Weather StatementTAELafayette50 min
Aug 10, 5:46 PM CDTSevere Thunderstorm WarningTAEDixie, Lafayette59 min
Aug 10, 6:02 PM CDTSpecial Weather StatementTAEHolmes43 min
Aug 10, 6:09 PM CDTSpecial Weather StatementTAEMadison66 min
Aug 10, 3:28 PM CDTSpecial Weather StatementTAECalhoun32 min
Aug 10, 3:59 PM CDTSpecial Weather StatementTAEDecatur, Seminole31 min
Aug 10, 4:06 PM CDTSpecial Weather StatementTAEBaker, Calhoun, Dougherty, Mitchell, Worth24 min
Aug 10, 4:34 PM CDTSpecial Weather StatementTAEBaker, Miller, Mitchell26 min
Aug 10, 5:03 PM CDTSpecial Weather StatementTAEColquitt, Miller, Mitchell42 min
Aug 10, 5:37 PM CDTSpecial Weather StatementTAEEarly38 min
Aug 10, 6:45 PM CDTSpecial Weather StatementTAEThomas30 min
Aug 9, 7:37 PM CDTSpecial Weather StatementTAECoffee23 min
Aug 9, 7:58 PM CDTSpecial Weather StatementTAEDale32 min
Aug 10, 4:05 PM CDTSpecial Weather StatementTAEHenry40 min
Aug 10, 5:39 PM CDTSpecial Weather StatementTAECoffee36 min
Aug 10, 6:12 PM CDTSpecial Weather StatementTAEGeneva33 min
Aug 10, 6:21 PM CDTSpecial Weather StatementTAEHouston24 min
Aug 10, 6:27 PM CDTSevere Thunderstorm WarningTAEGeneva48 min
Aug 10, 6:49 PM CDTSpecial Weather StatementTAEHouston26 min

Nearby

Special Weather Statements in Florida, 2021Every special weather statement 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.