Alert archive / Florida / Tornado Warnings in 1998

Tornado Warning 1, NWS Jacksonville, FL

February 16, 1998Flagler County, Florida

NWS Jacksonville, FL issued this tornado warning at Feb 16, 1998, 3:29 PM EST for Flagler County, Florida. It was in force for 71 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
Feb 16, 1998, 3:29 PM EST (20:29 UTC)
Expired
Feb 16, 1998, 4:40 PM EST
In force
71 min
Issued by
NWS Jacksonville, FL
Area
Whole counties

County Flagler County, FL

The watch it was issued in

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

IssuedProductOfficeLasted
Feb 16, 1:00 PM ESTTornado WatchSPC5 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 8.5 hours before the alert went out and 121 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, Jacksonville, FL at 12:00Z on 1998-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 100 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 12:00Z on 1998-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 427 square meters per square second.1939587897Sfc1 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
100 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
511 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
427 m²/s²
0-3 km storm-relative helicity
487 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAX 162029 RRA
TORJAX
FLC035-162140-

BULLETIN
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSONVILLE FL
329 PM EST MON FEB 16 1998


THE NATIONAL WEATHER SERVICE IN JACKSONVILLE FL HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 440 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEASTERN FLORIDA

   ...FLAGLER


AT 330 PM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
DEVELOPING TORNADO 16 MILES SOUTHWEST OF CODYS CORNER MOVING NORTHEAST
AT 25 MPH.

THIS TORNADO IS EXPECTED TO MOVE INTO SOUTHWEST FLAGLER COUNTY AND
OVER COUNTY ROAD 11 AROUND 345 PM...THEN TO THE SOUTH OF BUNNELL BY 355
PM...THEN INTO PALM COAST AREA BY 4PM.

IF YOU ARE CAUGHT OUTSIDE... SEEK SAFETY IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT... SEEK REFUGE IN A CULVERT... DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

PLEASE TUNE TO YOUR LOCAL RADIO OR TELEVISION STATIONS... YOUR CABLE
TELEVISION OUTLET... OR NOAA WEATHER RADIO.

K. KUYPER.

&

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 16, 6:03 PM ESTFlash Flood WarningJAXFlagler, Putnam, Saint Johns6 hr
Feb 16, 6:03 PM ESTFlash Flood WarningJAXMarion6 hr

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.