Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Tallahassee, FL

August 27, 2021Bay County, Walton County, Florida

NWS Tallahassee, FL issued this special weather statement at Aug 27, 2021, 8:28 PM CDT for Bay County, Walton County, Florida. It was in force for 62 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 27, 2021, 8:28 PM CDT (01:28 UTC)
Expired: Aug 27, 2021, 9:30 PM CDT
In force: 62 min
Issued by: NWS Tallahassee, FL
Hail: 0.00 in
Wind: 50

Counties Bay County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 29 km from the middle of the area, began a volume at 01:31 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

Birmingham, AL (KBMX), launched 00:00Z, 1.5 hours before the alert went out and 314 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1594 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 86 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tallahassee, FL wrote its last area forecast discussion before this special weather statement went out at Aug 27, 7:22 PM CDT, 1 hour 6 minutes earlier.

Area forecast discussion, Aug 27, 7:22 PM CDT, 1 hour 6 minutes before

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In the hours before

Local storm report, Aug 27, 6:58 PM CDT, 1 hour 30 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
758 PM EDT FRI AUG 27 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0725 PM     MARINE TSTM WIND 4 SE PANACEA-WAKULLA AI 29.95N 84.34W
08/27/2021  U47 MPH          GMZ730             FL   MESONET

            CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 4
            SE PANACEA-WAKULLA AIRPORT. BALD POINT
            MESONET REPORTED A GUST OF 47 MPH.

&&

RH

Special weather statement, Aug 27, 7:10 PM CDT, 1 hour 18 minutes before

Special Weather Statement
National Weather Service Tallahassee FL
810 PM EDT Fri Aug 27 2021

FLZ013>015-026-112-114-115-280100-
Coastal Bay FL-Inland Franklin FL-Liberty FL-Calhoun FL-
Inland Gulf FL-Coastal Franklin FL-Coastal Gulf FL-
810 PM EDT Fri Aug 27 2021

...Strong thunderstorms will impact portions of Gulf, southeastern
Bay and south central Calhoun Counties in the Panhandle of Florida,
southwestern Liberty and Franklin Counties in Big Bend of Florida
through 900 PM EDT/800 PM CDT/...

At 810 PM EDT/710 PM CDT/, Doppler radar was tracking strong
thunderstorms along a line extending from near Stonemill Creek to
near Wewahitchka to 9 miles north of Apalachicola to 8 miles
northwest of Carrabelle. Movement was southwest 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...
Eastpoint, Apalachicola, St George Island, Port St. Joe, Mexico
Beach, Stonemill Creek, Tyndall Air Force Base, Orange, Franklin,
Wewahitchka, Honeyville, Jewel Fire Tower, Allanton, Vilas, Chipola
Cutoff, Central City, Cape San Blas, Beverly, Overstreet and Kern.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2965 8537 2980 8544 3011 8547 3012 8544
      3010 8539 3014 8539 3027 8509 3030 8488
      3027 8473 3025 8472 3025 8471 3023 8470
      2967 8479 2958 8505
TIME...MOT...LOC 0010Z 036DEG 11KT 3017 8522 3006 8516 2995 8505 2988
8493 2992 8479

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

01-GONZALEZ

Special weather statement, Aug 27, 7:26 PM CDT, 1 hour 2 minutes before

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Local storm report, Aug 27, 7:39 PM CDT, 49 minutes before

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Local storm report, Aug 27, 7:42 PM CDT, 46 minutes before

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Special weather statement, Aug 27, 8:28 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 27, 7:10 PM CDT	Special Weather Statement	TAE	Franklin, Gulf, Liberty	50 min
Aug 27, 7:17 PM CDT	Special Marine Warning	TAE		88 min
Aug 27, 7:26 PM CDT	Special Weather Statement	TAE	Jackson	49 min
Aug 27, 8:16 PM CDT	Special Marine Warning	TAE		29 min
Aug 28, 2:17 PM CDT	Special Weather Statement	TAE	Gadsden	28 min
Aug 28, 2:42 PM CDT	Special Weather Statement	TAE	Gadsden	33 min
Aug 28, 3:50 PM CDT	Special Weather Statement	TAE	Gadsden	40 min
Aug 28, 5:26 PM CDT	Special Weather Statement	TAE	Jefferson, Leon	34 min
Aug 28, 5:35 PM CDT	Special Marine Warning	TAE		40 min
Aug 28, 5:53 PM CDT	Special Weather Statement	TAE	Leon, Wakulla	52 min
Aug 28, 1:09 PM CDT	Special Weather Statement	TAE	Turner	51 min
Aug 28, 2:45 PM CDT	Special Weather Statement	TAE	Lee, Terrell	45 min
Aug 28, 2:56 PM CDT	Special Weather Statement	TAE	Brooks, Lowndes	49 min
Aug 28, 3:17 PM CDT	Special Weather Statement	TAE	Colquitt, Dougherty, Mitchell	28 min
Aug 28, 3:49 PM CDT	Special Weather Statement	TAE	Brooks, Thomas	26 min
Aug 28, 4:14 PM CDT	Special Weather Statement	TAE	Lanier, Lowndes	46 min
Aug 28, 4:29 PM CDT	Special Weather Statement	TAE	Grady	46 min
Aug 28, 4:38 PM CDT	Severe Thunderstorm Warning	TAE	Baker, Decatur, Grady, Miller, Mitchell	37 min
Aug 28, 5:07 PM CDT	Special Weather Statement	TAE	Early, Miller	53 min
Aug 28, 5:59 PM CDT	Special Weather Statement	TAE	Coffee, Dale, Henry	61 min

Nearby

Special Weather Statements in Florida, 2021 Every 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.