Alert archive / Florida / Tornado Warnings in 1988

Tornado Warning 5, NWS Tallahassee, FL

September 10, 1988Okaloosa County, Walton County, Florida

NWS Tallahassee, FL issued this tornado warning at Sep 10, 1988, 12:41 PM CDT for Okaloosa County, Walton County, Florida. It was in force for 64 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
Sep 10, 1988, 12:41 PM CDT (17:41 UTC)
Expired
Sep 10, 1988, 1:45 PM CDT
In force
64 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

Counties Okaloosa County, FL, Walton County, FL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Sep 10, 1:38 PM CDTTornado F0Walton, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Apalachicola Mun, FL (KAQQ), launched 12:00Z, 5.7 hours before the alert went out and 167 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, Apalachicola Mun, FL at 12:00Z on 1988-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1373 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, Apalachicola Mun, FL at 12:00Z on 1988-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
1373 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
660 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
127 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPNS 101743
TORPNS
FLC091-131-101845-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PENSACOLA FL
1241 PM CDT SAT SEP 10 1988
 
THE NATIONAL WEATHER SERVICE IN PENSACOLA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  145 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST FLORIDA
          ...OKALOOSA...WALTON
 
REPORTS FROM WALTON COUNTY OFFICIALS INDICATE THAT TORNADOES OR
TORNADO-LIKE WIND DAMAGE HAS OCCURRED IN SEVERAL LOCATIONS IN WALTON
COUNTY. SOME OF THE REPORTS ARE FROM STORM DAMAGE ALONG THE WALTON AND
OKALOOSA COUNTY LINE.
 
THE WEATHER RADAR INDICATES THAT THE STORMS AND STORM CLOUDS WERE
MOVING TO THE NORTH AT NEAR 35 MPH.
 
THIS IS A DANGEROU3S SITUATION!

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 1:30 AM CDTFlash Flood WarningTAESanta Rosa6 hr
Sep 10, 10:06 AM CDTFlash Flood WarningTAEOkaloosa, Santa Rosa2 hr
Sep 10, 11:27 AM CDTTornado WarningTAEOkaloosa63 min
Sep 10, 11:39 AM CDTTornado WarningTAEWalton66 min
Sep 10, 3:25 PM CDTTornado WarningTAEWalton65 min

Nearby

Tornado Warnings in Florida, 1988Every tornado warning in 1988Tornadoes in 1988

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.