Alert archive / Georgia / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 113

March 31, 200518 counties in Alabama; 48 counties in Georgia

The Storm Prediction Center issued this severe thunderstorm watch at Mar 31, 2005, 7:30 AM CST for 18 counties in Alabama; 48 counties in Georgia. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Mar 31, 2005, 7:30 AM CST (13:30 UTC)
Expired
Mar 31, 2005, 3:00 PM CST
In force
8 hr
Issued by
the Storm Prediction Center
All 66 counties

Barbour County, AL, Bullock County, AL, Butler County, AL, Coffee County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Escambia County, AL, Henry County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Monroe County, AL, Montgomery County, AL, Pike County, AL, Russell County, AL, Wilcox County, AL, Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Columbia County, GA, Crawford County, GA, Crisp County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Glascock County, GA, Hancock County, GA, Harris County, GA, Houston County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lee County, GA, Macon County, GA, Marion County, GA, McDuffie County, GA, Monroe County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pulaski County, GA, Putnam County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Terrell County, GA, Treutlen County, GA, Twiggs County, GA, Upson County, GA, Warren County, GA, Washington County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA

Warnings issued inside it

7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Mar 31, 7:44 AM CSTSevere Thunderstorm WarningFFCUpson16 min
Mar 31, 7:48 AM CSTFlash Flood WarningMOBClarke, Washington, Wilcox117 min
Mar 31, 7:48 AM CSTSevere Thunderstorm WarningFFCLamar27 min
Mar 31, 8:04 AM CSTSevere Thunderstorm WarningFFCButts, Monroe26 min
Mar 31, 8:20 AM CSTSevere Thunderstorm WarningFFCCrawford, Taylor25 min
Mar 31, 8:36 AM CSTFlash Flood WarningFFCBarrow, Butts, Carroll, Clayton, Cobb, Coweta and 18 more6 hr
Mar 31, 8:42 AM CSTSevere Thunderstorm WarningFFCBaldwin, Jones33 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 1.5 hours before the alert went out and 159 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, Peachtre/Fal Fld, GA at 12:00Z on 2005-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2005-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
291 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WWUS20 KWNS 311327
SEL3  
SPC WW 311327
ALZ000-GAZ000-312100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 113
NWS STORM PREDICTION CENTER NORMAN OK
830 AM EST THU MAR 31 2005

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 

       SOUTHERN ALABAMA
       CENTRAL GEORGIA

EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 830 AM UNTIL
400 PM EST.

HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 90 MILES SOUTHWEST OF
MONTGOMERY ALABAMA TO 85 MILES EAST NORTHEAST OF MACON GEORGIA. 
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU3).

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.

OTHER WATCH INFORMATION...THIS SEVERE THUNDERSTORM WATCH REPLACES
SEVERE THUNDERSTORM WATCH NUMBER 112. WATCH NUMBER 112 WILL NOT BE
IN EFFECT AFTER 830 AM EST. 

DISCUSSION...LINE OF STRONG/SEVERE THUNDERSTORMS EXTENDS FROM
SOUTHEAST MS ACROSS CENTRAL GA.  THIS ACTIVITY WILL REMAIN CAPABLE
OF DAMAGING WINDS AND LARGE HAIL FOR SEVERAL MORE HOURS AS IT
DEVELOPS SOUTHEASTWARD.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 27030.


...HART

320,0872 335,0821 322,0821 303,0872

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 30, 7:56 PM CSTMesoscale DiscussionSPCColbert, Franklin, Lamar, Lauderdale, Lawrence, Limestone and 2 more94 min
Mar 30, 8:55 PM CSTMesoscale DiscussionSPCAutauga, Baldwin, Bibb, Butler, Chilton, Conecuh and 11 more95 min
Mar 30, 9:15 PM CSTSevere Thunderstorm WatchSPCAutauga, Bibb, Butler, Calhoun, Chilton, Clarke and 22 more7 hr
Mar 30, 9:50 PM CSTSevere Thunderstorm WatchSPCBlount, Colbert, Cullman, Fayette, Franklin, Jackson and 10 more6 hr
Mar 30, 10:11 PM CSTMesoscale DiscussionSPCChoctaw, Greene, Pickens, Sumter94 min
Mar 31, 12:53 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Bullock, Butler, Chambers, Chilton and 21 more97 min
Mar 31, 1:15 AM CSTSevere Thunderstorm WatchSPCAutauga, Barbour, Bibb, Blount, Bullock, Butler and 46 more7 hr
Mar 31, 2:08 AM CSTMesoscale DiscussionSPCColbert, DeKalb, Franklin, Jackson, Lauderdale, Lawrence and 4 more97 min
Mar 31, 5:34 AM CSTMesoscale DiscussionSPCAutauga, Bibb, Bullock, Butler, Calhoun, Chambers and 34 more116 min
Mar 31, 6:53 AM CSTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Butler, Calhoun and 35 more67 min
Mar 31, 10:32 AM CSTMesoscale DiscussionSPCBarbour, Bullock, Butler, Coffee, Conecuh, Covington and 7 more88 min
Mar 31, 2:15 PM CSTMesoscale DiscussionSPCBaldwin, Geneva, Houston2 hr
Mar 30, 11:44 PM CSTMesoscale DiscussionSPCBartow, Carroll, Catoosa, Chattahoochee, Chattooga, Cherokee and 36 more91 min

Nearby

Severe Thunderstorm Watches in Georgia, 2005Severe Thunderstorm Watches in Alabama, 2005Every severe thunderstorm watch in 2005

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.