Alert archive / Georgia / Tornado Watches in 1997

Tornado Watch 211

April 28, 19974 states

The Storm Prediction Center issued this tornado watch at Apr 28, 1997, 2:00 AM CDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 28, 1997, 2:00 AM CDT (07:00 UTC)
Expired
Apr 28, 1997, 8:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 102 counties

Barbour County, AL, Coffee County, AL, Crenshaw County, AL, Dale County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Pike County, AL, Baker County, FL, Bay County, FL, Calhoun County, FL, Columbia County, FL, Franklin County, FL, Gadsden County, FL, Gulf County, FL, Hamilton County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Leon County, FL, Liberty County, FL, Madison County, FL, Nassau County, FL, Suwannee County, FL, Taylor County, FL, Wakulla County, FL, Washington County, FL, Appling County, GA, Atkinson County, GA, Bacon County, GA, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bleckley County, GA, Brantley County, GA, Brooks County, GA, Bryan County, GA, Bulloch County, GA, Calhoun County, GA, Camden County, GA, Candler County, GA, Charlton County, GA, Chatham County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Echols County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Glynn County, GA, Grady County, GA, Houston County, GA, Irwin County, GA, Jeff Davis County, GA, Jenkins County, GA, Johnson County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Liberty County, GA, Long County, GA, Lowndes County, GA, Macon County, GA, McIntosh County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Pierce County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Screven County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Tattnall County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Toombs County, GA, Treutlen County, GA, Turner County, GA, Ware County, GA, Wayne County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Worth County, GA, Allendale County, SC, Hampton County, SC, Jasper County, SC

The radar

The Tallahassee radar (KTLH), 112 km from the middle of the area, began a volume at 07:01 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 28, 2:10 AM CDTSevere Thunderstorm WarningFFCLaurens50 min
Apr 28, 3:56 AM CDTSevere Thunderstorm WarningJAXClinch49 min
Apr 28, 4:03 AM CDTTornado WarningJAXClinch, Ware42 min
Apr 28, 4:47 AM CDTTornado WarningJAXWare28 min

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.0 hours before the alert went out and 111 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 1997-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 998 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 1997-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 254 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
998 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
482 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
254 m²/s²
0-3 km storm-relative helicity
263 m²/s²
Significant tornado parameter
1.2
Supercell composite
6.2

Open this sounding in Storm Lab

The text

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

830 
WWUS9 KMKC 280630
SEL1  
MKC WW 280630
ALZ000-FLZ000-GAZ000-281300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 211
STORM PREDICTION CENTER NORMAN OK
230 AM EDT MON APR 28 1997

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR ALL OR PORTIONS OF

   SOUTHEAST ALABAMA                            
   THE PANHANDLE AND NORTHERN FLORIDA                            
   SOUTHERN AND CENTRAL GEORGIA                            
   AND ADJACENT COASTAL WATERS

EFFECTIVE THIS MONDAY MORNING FROM 300 AM UNTIL 900 AM EDT.

TORNADOES...HAIL TO 1 1/2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS ALONG AND 85 STATUTE MILES EITHER SIDE OF
A LINE FROM 35 MILES NORTHWEST OF PANAMA CITY FLORIDA TO 25 MILES
EAST SOUTHEAST OF SAVANNAH GEORGIA.

OTHER WATCH INFORMATION... 

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.

DISCUSSION...THUNDERSTORM CLUSTERS MOVING NEAR AND ALONG SURFACE
BOUNDARY NEAR AXIS OF 50 KT LOW LEVEL JET. EXPECT COMBINATION OF
STRONG LOW LEVEL SHEAR AND STORM/BOUNDARY INTERACTIONS WILL RESULT
IN A FEW SUPERCELLS AS AIR MASS SHOWING SLIGHT TO MODERATE
INSTABILITY.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 1/2 INCHES.  EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450.  MEAN STORM MOTION VECTOR 24040.


...ROGASH

314,0863 330,0811 304,0802 292,0854

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 27, 8:00 PM CDTTornado WatchSPCCoffee, Dale, Geneva, Henry, Houston6 hr
Apr 28, 3:00 PM CDTSevere Thunderstorm WatchSPCBlount, Calhoun, Cherokee, Clay, Cleburne, Cullman and 15 more5 hr
Apr 28, 11:30 AM CDTTornado WatchSPCBrevard, Broward, Charlotte, Collier, DeSoto, Flagler and 19 more6 hr
Apr 28, 4:15 PM CDTSevere Thunderstorm WatchSPCBulloch, Burke, Candler, Clarke, Columbia, Effingham and 28 more6 hr

Nearby

Tornado Watches in Georgia, 1997Tornado Watches in Florida, 1997Tornado Watches in Alabama, 1997Every tornado watch in 1997

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.