Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Tallahassee, FL

December 11, 2021Calhoun County, Georgia

NWS Tallahassee, FL issued this special weather statement at Dec 11, 2021, 5:51 PM EST for Calhoun County, Georgia. It was in force for 24 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: Dec 11, 2021, 5:51 PM EST (22:51 UTC)
Expired: Dec 11, 2021, 6:15 PM EST
In force: 24 min
Issued by: NWS Tallahassee, FL
Hail: 0.00 in
Wind: 50

County Calhoun County, GA

The radar

The Ft Rucker radar (KEOX), 77 km from the middle of the area, began a volume at 22:53 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.9 hours before the alert went out and 201 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: 182 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 625 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 268 m²/s²
0-3 km storm-relative helicity: 271 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.8

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 Dec 11, 3:53 PM EST, 1 hour 58 minutes earlier.

Area forecast discussion, Dec 11, 3:53 PM EST, 1 hour 58 minutes before

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In the hours before

Special weather statement, Dec 11, 3:19 PM EST, 2 hours 32 minutes before

Special Weather Statement
National Weather Service Tallahassee FL
219 PM CST Sat Dec 11 2021

ALZ065-112115-
Coffee AL-
219 PM CST Sat Dec 11 2021

...A strong thunderstorm will impact portions of Coffee County
through 315 PM CST...

At 218 PM CST, Doppler radar was tracking a strong thunderstorm 7
miles northeast of Opp, moving east at 30 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...
Elba, Enterprise, Fort Rucker, New Brockton, Lee, Kinston, Pine
Level, Mixons Crossroads, Perry Store, Curtis, Carl Folsom A/p, Ino,
Turner Crossroads, Lowry Mill, Camp Humming Hills, Clintonville, Wise
Mill, Roeton, Goodman and Camp Alaflo Bsa.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3153 8619 3153 8616 3154 8616 3154 8614
      3162 8615 3162 8579 3127 8579 3123 8619
      3142 8620
TIME...MOT...LOC 2018Z 254DEG 24KT 3137 8620

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

72-BUNKER

Special weather statement, Dec 11, 3:51 PM EST, 2 hours before

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Special weather statement, Dec 11, 4:06 PM EST, 1 hour 45 minutes before

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Special weather statement, Dec 11, 5:15 PM EST, 36 minutes before

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Special weather statement, Dec 11, 5:51 PM EST, 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
Dec 10, 9:01 PM EST	Dense Fog Advisory	TAE	Bay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 7 more	13 hr
Dec 11, 5:15 AM EST	Rip Current Statement	TAE	Bay, Franklin, Gulf, Walton	43 hr
Dec 11, 5:36 PM EST	Tornado Warning	TAE	Holmes, Walton	24 min
Dec 11, 6:14 PM EST	Special Weather Statement	TAE	Calhoun	46 min
Dec 11, 3:19 PM EST	Special Weather Statement	TAE	Coffee	56 min
Dec 11, 3:51 PM EST	Special Weather Statement	TAE	Geneva	54 min
Dec 11, 4:06 PM EST	Special Weather Statement	TAE	Dale	24 min
Dec 11, 4:29 PM EST	Severe Thunderstorm Warning	TAE	Dale, Henry	46 min
Dec 11, 5:15 PM EST	Special Weather Statement	TAE	Henry	45 min

Nearby

Special Weather Statements in Georgia, 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.