Alert archive / Florida / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 74, NWS Tallahassee, FL

May 11, 1995Bay County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at May 11, 1995, 12:23 PM CDT for Bay County, Florida. It was in force for 37 min.

The area

The counties it named.

The facts

Issued: May 11, 1995, 12:23 PM CDT (17:23 UTC)
Expired: May 11, 1995, 1:00 PM CDT
In force: 37 min
Issued by: NWS Tallahassee, FL
Area: Whole counties

County Bay County, FL

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 5.4 hours before the alert went out and 87 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2942 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 539 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 155 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 9.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPNS 111728 RRA
SVRPNS
FLC005-111830-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...TIME CORRECTION
NATIONAL WEATHER SERVICE PENSACOLA FL
1223 PM CDT THU MAY 11 1995

THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 130 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION......

IN NORTHWEST FLORIDA

   ...BAY COUNTY





AT 1220 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED IN CENTRAL BAY
COUNTY EXTENDING FROM LAGUNA BEACH THROUGH WESTBAY TO LYNN HAVEN AND
AT 30 MILES AN HOUR. PERSONS IN THESE AREAS SHOULD TAKE IMMEDIATE ACTION
AND PRERPARE FOR HIGH WIND...HEAVY RAIN AND POSSIBLE LARGE HAIL.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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.

In the hours before

Local storm report, May 11, 9:10 AM CDT, 3 hours 13 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE APALACHICOLA FL
1005 AM EDT THU MAY 11 1995

DATE OF OCCURRENCE:  WED MAY 10 1995

TIME(EDT)      CITY LOCATION       STATE         EVENT/REMARKS
               COUNTY LOCATION

245 PM        ST GEORGE ISLAND     FL            WATERSPOUT
              FRANKLIN                           2 WATERSPOUTS WERE
                                                 REPORTED BY SPOTTERS
                                                 RIGHT OFFSHORE.  NO
                                                 DAMAGE REPORTED.

345 PM        ST GEORGE ISLAND    FL             PEA SIZED HAIL
              FRANKLIN                           NO DAMAGE REPORTED.

Special weather statement, May 11, 9:54 AM CDT, 2 hours 29 minutes before

FLZ014-015-112100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE APALACHICOLA FL
1054 AM EDT THU MAY 11 1995

...A SEVERE THUNDETSTORM WATCH IS IN EFFECT FOR GULF AND FRANKLIN
COUNTIES UNTIL 500 PM EDT/400 PM CDT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF THE FLORIDA
PANHANDLE INCLUDING GULF AND FRANKLIN COUNTIES.  AT 1050 AM EDT...
THE WEATHER RADAR IN APALACHICOLA INDICATED SOME STRONG THUNDERSTORMS
LOCATED OVER THE INLAND COUNTIES OF THE FLORIDA PANAHNDLE.  LARGE
HAIL...FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE ALL
POSSIBLE WITH THESE THUNDERSTORMS.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PEOPLE IN
THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS
AND STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL BROADCAST STATION FOR
ALL FURTHER UPDATES OR WARININGS.

NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 11, 5:21 AM CDT	Severe Thunderstorm Warning	TAE	Holmes, Walton	69 min
May 11, 7:02 AM CDT	Severe Thunderstorm Warning	TAE	Jackson	33 min
May 11, 9:00 AM CDT	Severe Thunderstorm Warning	TAE	Leon	26 min
May 11, 9:10 AM CDT	Severe Thunderstorm Warning	TAE	Jefferson	65 min
May 11, 9:45 AM CDT	Severe Thunderstorm Warning	TAE	Madison	60 min
May 11, 3:48 PM CDT	Severe Thunderstorm Warning	TAE	Holmes	27 min
May 11, 6:00 PM CDT	Severe Thunderstorm Warning	TAE	Jackson	60 min

Nearby

Severe Thunderstorm Warnings in Florida, 1995 Every 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.