Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Tallahassee, FL

August 7, 2012Lanier County, Georgia

NWS Tallahassee, FL issued this special weather statement at Aug 7, 2012, 2:09 PM EDT for Lanier County, Georgia. It was in force for 51 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 7, 2012, 2:09 PM EDT (18:09 UTC)
Expired
Aug 7, 2012, 3:00 PM EDT
In force
51 min
Issued by
NWS Tallahassee, FL

County Lanier County, GA

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.2 hours before the alert went out and 133 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 2012-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1301 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 2012-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 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
1301 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
755 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
66 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

976 
WWUS82 KTAE 071809
SPSTAE

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
209 PM EDT TUE AUG 7 2012

GAZ160-161-071900-
LOWNDES GA-LANIER GA-
209 PM EDT TUE AUG 7 2012

...A SIGNIFICANT WEATHER ADVISORY IS IN EFFECT FOR LANIER AND LOWNDES
COUNTIES...

* UNTIL 300 PM EDT

AT 204 PM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A STRONG 
THUNDERSTORM NEAR MAYDAY...OR JUST SOUTH OF THE SOUTHERN TIP OF 
LANIER COUNTY...MOVING NORTH AT 20 MPH.

WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.

LAT...LON 3086 8299 3084 8301 3084 8308 3081 8310
      3081 8311 3105 8310 3105 8296 3087 8297
TIME...MOT...LOC 1809Z 193DEG 19KT 3081 8302

$$

08-LAMERS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 3:32 AM EDTFlash Flood WatchTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more24 hr
Aug 7, 8:30 AM EDTFlash Flood WarningTAEHolmes2 hr
Aug 7, 9:38 AM EDTSpecial Marine WarningTAE67 min
Aug 7, 10:30 AM EDTFlash Flood WarningTAEHolmes, Washington87 min
Aug 7, 11:02 AM EDTSpecial Weather StatementTAEWashington28 min
Aug 7, 11:07 AM EDTRiver Flood WatchTAEWakulla6 days
Aug 7, 11:19 AM EDTRiver Flood WatchTAEHolmes, Washington21 days
Aug 7, 12:34 PM EDTSpecial Weather StatementTAELeon41 min
Aug 7, 12:58 PM EDTAreal Flood AdvisoryTAELeon92 min
Aug 7, 2:28 PM EDTSpecial Weather StatementTAEWalton62 min
Aug 7, 2:53 PM EDTSpecial Marine WarningTAE67 min
Aug 7, 3:35 PM EDTRip Current StatementTAEBay, Franklin, Gulf, Walton3 days
Aug 7, 5:25 PM EDTAreal Flood AdvisoryTAELafayette, Taylor3 hr
Aug 7, 2:56 PM EDTSpecial Weather StatementTAEBerrien, Lanier49 min
Aug 7, 3:12 AM EDTAreal Flood AdvisoryTAECoffee3 hr
Aug 7, 6:00 AM EDTFlash Flood WarningTAECoffee2 hr
Aug 7, 6:06 AM EDTAreal Flood AdvisoryTAEDale, Geneva, Henry, Houston3 hr
Aug 7, 7:04 AM EDTFlash Flood WarningTAECoffee, Dale116 min
Aug 7, 7:48 AM EDTFlash Flood WarningTAECoffee, Geneva117 min
Aug 7, 9:33 AM EDTFlash Flood WarningTAECoffee, Geneva2 hr
Aug 7, 11:00 AM EDTRiver Flood WarningTAEGeneva34 hr

Nearby

Special Weather Statements in Georgia, 2012Every special weather statement in 2012

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.