Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 71, NWS Tallahassee, FL

May 11, 1995Leon County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at May 11, 1995, 10:00 AM EDT for Leon County, Florida. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
May 11, 1995, 10:00 AM EDT (14:00 UTC)
Expired
May 11, 1995, 10:26 AM EDT
In force
26 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Leon County, FL

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 2.0 hours before the alert went out and 7 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 1995-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2421 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 1995-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 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
2421 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
469 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTLH 111404 RRA
SVRTLH
FLC073-111445-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1000 AM EDT THU MAY 11 1995
 
THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH FLORIDA
 
   ...LEON COUNTY
 
AT 10 AM A SEVERE THUNDERSTORM WAS LOCATED OVER TALLAHASSEE IN CENTRAL
LEON COUNTY. WIND GUSTS TO AROUND 75 MPH WERE REPORTED FROM THE FLORIDA
STATE CAMPUS. THE THUNDERSTORM WAS MOVING TO THE EAST AT 20 MPH.
 
SEVERE THUNDERSTORMS PRODUCE WINDS OF 58 MPH OR HIGHER... LARGE
HAIL... DANGEROUS LIGHTNING AND VERY HEAVY RAIN.  IF YOU ARE IN THE
PARTH OF THIS STORM... GO TO A SAFE PLACE IMMEDIATELY.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 6:21 AM EDTSevere Thunderstorm WarningTAEHolmes, Walton69 min
May 11, 8:02 AM EDTSevere Thunderstorm WarningTAEJackson33 min
May 11, 10:10 AM EDTSevere Thunderstorm WarningTAEJefferson65 min
May 11, 10:45 AM EDTSevere Thunderstorm WarningTAEMadison60 min
May 11, 1:23 PM EDTSevere Thunderstorm WarningTAEBay37 min
May 11, 4:48 PM EDTSevere Thunderstorm WarningTAEHolmes27 min
May 11, 7:00 PM EDTSevere Thunderstorm WarningTAEJackson60 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995Every severe thunderstorm warning in 1995

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.