Alert archive / Florida / Tornado Warnings in 1998

Tornado Warning 29, NWS Mobile, AL

May 3, 1998Santa Rosa County, Florida

NWS Mobile, AL issued this tornado warning at May 3, 1998, 9:48 PM CDT for Santa Rosa County, Florida. It was in force for 72 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
May 3, 1998, 9:48 PM CDT (02:48 UTC)
Expired
May 3, 1998, 11:00 PM CDT
In force
72 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Santa Rosa County, FL

The watch it was issued in

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

IssuedProductOfficeLasted
May 3, 7:00 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 2.8 hours before the alert went out and 262 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, Slidell Radar S, LA at 00:00Z on 1998-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1568 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, Slidell Radar S, LA at 00:00Z on 1998-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
1568 J/kg
Mixed-layer CIN
-55 J/kg
Mixed-layer LCL
1328 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
226 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.8

Open this sounding in Storm Lab

The text

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

160 
WFUS1 KMOB 040247 RRA
TORMOB
FLC113-040400-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
948 PM CDT SUN MAY 3 1998

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA

* UNTIL 1100 PM CDT

* AT 945 PM CDT... A TORNADO WAS INDICATED BY RADAR 16 MILES NORTHWEST
  OF MILTON OR 14 MILES WEST OF ALLENTOWN... AS INDICATED BY DOPPLER
  RADAR... MOVING EAST 30 MPH.

* TORNADO WILL BE NEAR-
  ALLENTOWN AT 1005 PM CDT
  MILTON AT 1010 PM CDT
  ROEVILLE AT 1015 PM CDT

IF YOU ARE IN THE PATH OF A TORNADO...SEEK SAFETY IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...OR
CUSHIONS TO COVER YOUR BODY. STAY AWAY FROM WINDOWS.

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 3, 8:17 PM CDTSevere Thunderstorm WarningMOBEscambia73 min
May 3, 9:10 PM CDTTornado WarningMOBEscambia65 min
May 4, 1:08 AM CDTSevere Thunderstorm WarningMOBSanta Rosa52 min
May 4, 2:02 AM CDTSevere Thunderstorm WarningMOBOkaloosa58 min
May 4, 3:02 AM CDTSevere Thunderstorm WarningMOBOkaloosa58 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.