Alert archive / Florida / Tornado Warnings in 1998

Tornado Warning 24, NWS Tallahassee, FL

September 28, 1998Walton County, Florida

NWS Tallahassee, FL issued this tornado warning at Sep 28, 1998, 8:30 PM CDT for Walton County, Florida. It was in force for 15 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 28, 1998, 8:30 PM CDT (01:30 UTC)
Expired
Sep 28, 1998, 8:45 PM CDT
In force
15 min
Issued by
NWS Tallahassee, FL
Area
Whole counties

County Walton County, FL

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 28, 1:00 PM CDTTornado WatchSPC12 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 1.5 hours before the alert went out and 181 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 00:00Z on 1998-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 855 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1998-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 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
855 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
158 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

765 
WFUS1 KTLH 290132 RRA
TORTLH
FLC131-290145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
930 PM EDT MON SEP 28 1998

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* TORNADO WARNING FOR...
  WALTON COUNTY IN NORTHWESTERN FLORIDA

* UNTIL 845 PM CDT (945 PM EDT)

* AT 828 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A POSSIBLE TORNADO BETWEEN LIBERTY AND DE FUNIAK SPRINGS MOVING
  NORTH AT 45 MPH. THIS STORM WILL ALSO MOVE JUST EAST OF LIBERTY
  AND TOWARDS GASKIN.

IF YOU ARE CAUGHT OUTSIDE...SEEK SAFETY IN A NEARBY STURDY
BUILDING.  ABANDON VEHICLES.  AS A LAST RESORT...SEEK REFUGE IN
A CULVERT...DITCH...OR LOW SPOT AND COVER YOUR HEAD WITH YOUR
HANDS.  BEWARE THE THREAT OF RISING WATER.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT WHEN THEY ARE DIFFICULT
TO RECOGNIZE.  SEEK REFUGE IN A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 7:55 PM CDTTornado WarningTAEWalton15 min
Sep 29, 12:47 AM CDTFlash Flood WarningTAEWalton12 hr
Sep 29, 6:52 AM CDTTornado WarningTAEHolmes, Washington63 min
Sep 29, 7:51 AM CDTFlash Flood WarningTAEBay, Holmes, Washington6 hr
Sep 29, 8:07 AM CDTTornado WarningTAEBay48 min
Sep 29, 8:24 AM CDTTornado WarningTAEWashington31 min
Sep 29, 8:49 AM CDTTornado WarningTAEHolmes46 min
Sep 29, 9:13 AM CDTSevere Thunderstorm WarningTAEBay77 min
Sep 29, 9:49 AM CDTTornado WarningTAEGulf61 min
Sep 29, 10:13 AM CDTSevere Thunderstorm WarningTAECalhoun, Jackson77 min
Sep 29, 2:35 PM CDTTornado WarningTAEGulf35 min
Sep 29, 2:57 PM CDTFlash Flood WarningTAEGadsden, Leon, Liberty4 hr
Sep 29, 2:57 PM CDTFlash Flood WarningTAEFranklin, Wakulla4 hr
Sep 29, 4:14 PM CDTSevere Thunderstorm WarningTAELeon, Wakulla76 min
Sep 29, 4:14 PM CDTSevere Thunderstorm WarningTAEGadsden76 min
Sep 29, 5:30 PM CDTSevere Thunderstorm WarningTAELeon, Wakulla60 min

Nearby

Tornado Warnings in Florida, 1998Every tornado warning in 1998Tornadoes in 1998

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.