Alert archive / Alabama / Special Weather Statements in 2014

Special Weather Statement, NWS Tallahassee, FL

February 21, 2014Geneva County, Alabama

NWS Tallahassee, FL issued this special weather statement at Feb 21, 2014, 1:08 AM CST for Geneva County, Alabama. It was in force for 22 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
Feb 21, 2014, 1:08 AM CST (07:08 UTC)
Expired
Feb 21, 2014, 1:30 AM CST
In force
22 min
Issued by
NWS Tallahassee, FL

County Geneva County, AL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.1 hours before the alert went out and 172 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 2014-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 208 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 00:00Z on 2014-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.193958Sfc1 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
208 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
620 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

861 
WWUS82 KTAE 210708
SPSTAE

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
208 AM EST FRI FEB 21 2014

ALZ068-FLZ007>009-210730-
GENEVA AL-HOLMES FL-NORTH WALTON FL-CENTRAL WALTON FL-
108 AM CST FRI FEB 21 2014

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR GENEVA...HOLMES
AND WALTON COUNTIES...

* UNTIL 130 AM CST

AT 103 AM CST...THE NATIONAL WEATHER SERVICE HAS DETECTED A STRONG
THUNDERSTORM NEAR DE FUNIAK SPRINGS...OR NEAR ARGYLE...MOVING
NORTHEAST AT 40 MPH.

WINDS AROUND 40 MPH ARE EXPECTED WITH THIS STORM. PEA SIZE HAIL IS 
POSSIBLE. 

LAT...LON 3117 8601 3113 8568 3062 8600 3070 8618
TIME...MOT...LOC 0707Z 206DEG 45KT 3075 8604

$$

24-BLOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 20, 7:40 PM CSTMarine Dense Fog AdvisoryTAE10 hr
Feb 21, 3:55 AM CSTSevere Thunderstorm WarningTAEWalton35 min
Feb 21, 4:28 AM CSTSevere Thunderstorm WarningTAEHolmes, Walton, Washington47 min
Feb 21, 4:33 AM CSTSpecial Marine WarningTAE87 min
Feb 21, 5:00 AM CSTSevere Thunderstorm WarningTAEHolmes, Walton, Washington45 min
Feb 21, 5:07 AM CSTSevere Thunderstorm WarningTAEBay, Holmes, Jackson, Walton, Washington38 min
Feb 21, 5:52 AM CSTSpecial Marine WarningTAE83 min
Feb 21, 7:10 AM CSTSpecial Weather StatementTAELeon50 min
Feb 21, 7:13 AM CSTSpecial Marine WarningTAE92 min
Feb 21, 8:05 AM CSTSevere Thunderstorm WarningTAEMadison40 min
Feb 21, 8:48 AM CSTSpecial Marine WarningTAE87 min
Feb 21, 2:50 AM CSTSpecial Weather StatementTAEQuitman25 min
Feb 21, 5:07 AM CSTSpecial Weather StatementTAEClay38 min
Feb 21, 5:41 AM CSTSevere Thunderstorm WarningTAEBaker, Early, Miller49 min
Feb 21, 7:27 AM CSTSpecial Weather StatementTAEBrooks, Thomas48 min
Feb 21, 7:35 AM CSTSevere Thunderstorm WarningTAEBerrien, Irwin, Tift40 min
Feb 21, 7:51 AM CSTSevere Thunderstorm WarningTAEBrooks, Lanier, Lowndes39 min
Feb 21, 8:22 AM CSTSevere Thunderstorm WarningTAEBrooks, Lanier, Lowndes38 min
Feb 21, 8:33 AM CSTSevere Thunderstorm WarningTAEBerrien, Lanier, Lowndes27 min
Feb 21, 2:05 AM CSTSpecial Weather StatementTAEDale25 min
Feb 21, 2:40 AM CSTSpecial Weather StatementTAEHouston35 min
Feb 21, 4:21 AM CSTSpecial Weather StatementTAECoffee, Dale24 min
Feb 21, 5:29 AM CSTSpecial Weather StatementTAEHouston46 min

Nearby

Special Weather Statements in Alabama, 2014Every special weather statement in 2014

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.