Alert archive / Florida / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 61, NWS Tallahassee, FL

May 24, 1997Jackson County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at May 24, 1997, 2:06 PM CDT for Jackson County, Florida. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 24, 1997, 2:06 PM CDT (19:06 UTC)
Expired
May 24, 1997, 3:00 PM CDT
In force
54 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Jackson County, FL

What was reported inside it

TimeReportWhereRemark
May 24, 2:06 PM CDTThunderstorm WindAlford, FL

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.1 hours before the alert went out and 98 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 1997-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 918 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 12:00Z on 1997-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
918 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
482 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
44 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.

000 
TTAA00 KTLH 241905 RRA
SVRTLH
FLC063-242000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
306 PM EDT (206 PM CDT) SAT MAY 24 1997
 
THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  400 PM EDT (300 PM CDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST FLORIDA
 
   ...WESTERN JACKSON COUNTY
 
AT 203 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM BETWEEN COTTONDALE AND ALFORD MOVING TO THE NORTH AT 10
MPH. THIS STORM WILL BE AFFECTING COTTONDALE BY 215 PM CDT.
 
 
 
 
 
DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING
ARE ALL POSSIBLE IN A SEVERE THUNDERSTORM. SEEK SHELTER IN A STRONG
BUILDING. STAY AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES. A MOBILE HOME IS NOT A SAFE REFUGE FROM A
SEVERE THUNDERSTORM...MOVE TO A MORE SUBSTANTIAL BUILDING.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 24, 1:56 PM CDT, 10 minutes earlier.

Area forecast discussion, May 24, 1:56 PM CDT, 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TALLAHASSEE FL
230 PM EDT SAT MAY 24 1997

PROGRSV SEA BRZ ACTIVITY PUSHING INTO SRN GA ATTM AS SFC FLO BCMG MORE
SOUTHERY THIS AFTN. LIMITED INSOLATION THIS AFTN SO STORMS SLOW TO FIRE
UP BUT XPCT DVLPMNT WITHIN NEXT FEW HOURS.

IN THE BIG PICTURE... SPLIT FLO REGIME CONTS OVER US WITH WK SFC TROF
LINGERING OVER NRN GLFMX ACTING AS FOCUSSING MECHANISM FOR COPIOUS
AMTS OF MSTR PROGGED TO CONT TO BE TRANSPORTED UP INTO FA THIS PD
IN S FLO. MDLS BRING A VIGOROUS S/WV OUT OF E TX ACRS NRN GLF CST TO
OVR FA BY 00Z MON. HWVR ETA INDICATES BEST FORCING AND DEEP MSTR WL
OCCUR EARLY IN DAY ON SUN. IN VIEW OF LACK OF SIG LLVL JET AND UPR JET
PROGGD FURTHER S THIS RUN... SVR POTENTIAL NOT AS GREAT AS PREVSLY
DISCUSSED AND XPCT MOST SIG ACTVTY WL BE LCLLY HVY RAINFALLL.

NO SIG CHGS TO CURRENT PKG OR ZONES ANTICIPATED. FWC TEMPS LOOK BALLPARK.

#4

Nearby

Severe Thunderstorm Warnings in Florida, 1997Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.