Alert archive / Georgia / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 20, NWS Tallahassee, FL

February 15, 2016Clay County, Quitman County, Randolph County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 15, 2016, 8:14 PM EST for Clay County, Quitman County, Randolph County, Georgia. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Feb 15, 2016, 8:14 PM EST (01:14 UTC)
Expired
Feb 15, 2016, 8:45 PM EST
In force
31 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Clay County, GA, Quitman County, GA, Randolph County, GA

The radar

The Ft Rucker radar (KEOX), 57 km from the middle of the area, began a volume at 01:15 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.

What was reported inside it

TimeReportWhereRemark
Feb 15, 8:20 PM ESTTSTM WND DMGGeorgetown, GA2 REPORTS OF TREES DOWN IN QUITMAN COUNTY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 15, 8:07 PM ESTTornado WatchSPC5 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 1.2 hours before the alert went out and 168 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 2016-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 42 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 2016-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 366 square meters per square second.1939587897Sfc1 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
42 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
940 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
366 m²/s²
0-3 km storm-relative helicity
383 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

505 
WUUS52 KTAE 160114
SVRTAE
GAC061-239-243-160145-
/O.NEW.KTAE.SV.W.0020.160216T0114Z-160216T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
814 PM EST MON FEB 15 2016

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  QUITMAN COUNTY IN SOUTHWESTERN GEORGIA...
  WESTERN CLAY COUNTY IN SOUTHWESTERN GEORGIA...
  NORTHWESTERN RANDOLPH COUNTY IN SOUTHWESTERN GEORGIA...

* UNTIL 845 PM EST

* AT 814 PM EST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 7 MILES NORTHEAST OF LAKEPOINT RESORT STATE PARK TO
  ABBEVILLE...MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  FORT GAINES...GEORGETOWN...UNION...CROSSROADS...SPRINGVALE...
  SPRINGVALE STATION...BETHEL...MORRIS...WADES...BONAPARTES
  RETREAT...HATCHER...PETERSON HILL...MOORES CROSSROADS...BAGBY STATE
  PARK...STANDLEYS STORE...WALTER F GEORGE LAKE...COTTON HILL...
  PECAN...GARNERSVILLE AND WIRE BRIDGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM EST FOR SOUTHEASTERN
ALABAMA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 100 AM EST FOR
SOUTHWESTERN GEORGIA.

LAT...LON 3197 8496 3194 8496 3192 8491 3193 8481
      3192 8480 3192 8467 3167 8492 3152 8503
      3152 8504 3157 8506 3162 8506 3164 8509
      3166 8508 3170 8513 3174 8512 3178 8514
      3189 8513 3194 8508 3199 8507
TIME...MOT...LOC 0114Z 271DEG 39KT 3208 8504 3154 8527 

HAIL...<.75IN
WIND...60MPH
 
$$

15-HARRIGAN

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 8:28 PM ESTSevere Thunderstorm WarningTAESeminole62 min
Feb 15, 8:36 PM ESTSevere Thunderstorm WarningTAEBaker, Calhoun, Clay, Decatur, Early, Miller and 4 more54 min
Feb 15, 9:18 PM ESTSevere Thunderstorm WarningTAEBaker, Decatur, Early, Grady, Miller, Mitchell and 1 more42 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.