Alert archive / Florida / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 80, NWS Tallahassee, FL

March 24, 2012Lafayette County, Madison County, Taylor County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Mar 24, 2012, 10:04 AM EDT for Lafayette County, Madison County, Taylor County, Florida. It was in force for 26 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
Mar 24, 2012, 10:04 AM EDT (14:04 UTC)
Expired
Mar 24, 2012, 10:30 AM EDT
In force
26 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Lafayette County, FL, Madison County, FL, Taylor County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 2.1 hours before the alert went out and 101 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 2012-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1610 joules per kilogram.LCLEL10008507005003002001001 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 2012-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 124 square meters per square second.193958Sfc1 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
1610 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
124 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.8

Open this sounding in Storm Lab

The text

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

314 
WUUS52 KTAE 241404
SVRTAE
FLC067-079-123-241430-
/O.NEW.KTAE.SV.W.0080.120324T1404Z-120324T1430Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1004 AM EDT SAT MAR 24 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN LAFAYETTE COUNTY IN FLORIDA...
  SOUTHEASTERN MADISON COUNTY IN FLORIDA...
  NORTHEASTERN TAYLOR COUNTY IN FLORIDA...

* UNTIL 1030 AM EDT

* AT 1000 AM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH.  THIS STORM WAS LOCATED 7 MILES WEST OF CHANCEY...AND MOVING
  EAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DAY
  AND MAYO JUNCTION

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY. PEOPLE OUTSIDE SHOULD MOVE INSIDE A STRONG BUILDING BUT
AWAY FROM WINDOWS.

&&

LAT...LON 3034 8320 3031 8321 3029 8322 3026 8323
      3025 8324 3017 8324 3018 8347 3036 8346
      3038 8319 3035 8319
TIME...MOT...LOC 1404Z 270DEG 19KT 3027 8335

$$

42-DVD
1 follow-up statement
688 
WWUS52 KTAE 241416
SVSTAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1016 AM EDT SAT MAR 24 2012

FLC067-079-123-241430-
/O.CON.KTAE.SV.W.0080.000000T0000Z-120324T1430Z/
LAFAYETTE FL-MADISON FL-TAYLOR FL-
1016 AM EDT SAT MAR 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 AM EDT
FOR NORTHEASTERN TAYLOR...SOUTHEASTERN MADISON AND NORTHWESTERN
LAFAYETTE COUNTIES...

AT 1015 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR CHANCEY...MOVING EAST
AT 25 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE 
IMMEDIATELY FOR DAMAGING WINDS AND DEADLY CLOUD TO GROUND LIGHTNING. 
PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG 
BUILDING BUT AWAY FROM WINDOWS.

&&

LAT...LON 3034 8320 3031 8321 3029 8322 3026 8323
      3025 8324 3017 8324 3018 8343 3036 8342
      3038 8319 3035 8319
TIME...MOT...LOC 1416Z 270DEG 20KT 3027 8326

$$

42-DVD

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 4:53 AM EDTFire Weather WatchTAEBay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 9 more12 hr
Mar 24, 8:18 AM EDTSpecial Weather StatementTAEJefferson42 min
Mar 24, 9:45 AM EDTSpecial Weather StatementTAEMadison45 min
Mar 24, 11:44 AM EDTSpecial Weather StatementTAEDixie46 min
Mar 24, 11:50 AM EDTSpecial Weather StatementTAELafayette25 min
Mar 24, 1:21 PM EDTSpecial Weather StatementTAEWakulla39 min
Mar 24, 3:36 PM EDTSpecial Marine WarningTAE54 min
Mar 24, 3:48 PM EDTSpecial Weather StatementTAEDixie27 min
Mar 24, 4:13 PM EDTSpecial Weather StatementTAEWakulla32 min
Mar 24, 4:27 PM EDTSpecial Marine WarningTAE48 min
Mar 24, 4:58 PM EDTRed Flag WarningTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more26 hr
Mar 24, 5:08 PM EDTSpecial Marine WarningTAE37 min

Nearby

Severe Thunderstorm Warnings in Florida, 2012Every severe thunderstorm warning 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.