Alert archive / Florida / Tornado Warnings in 2003

Tornado Warning 40, NWS Mobile, AL

July 1, 2003Okaloosa County, Florida

NWS Mobile, AL issued this tornado warning at Jul 1, 2003, 9:26 AM CDT for Okaloosa County, Florida. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 1, 2003, 9:26 AM CDT (14:26 UTC)
Expired
Jul 1, 2003, 10:00 AM CDT
In force
34 min
Issued by
NWS Mobile, AL
Area
Counties, with a storm outline in the text

County Okaloosa County, FL

The watch it was issued in

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

IssuedProductOfficeLasted
Jul 1, 1:25 AM CDTTornado WatchSPC9 hr

The nearest sounding before it

Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 2.4 hours before the alert went out and 7 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, Eglin AFB/Valpar, FL at 12:00Z on 2003-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1019 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, Eglin AFB/Valpar, FL at 12:00Z on 2003-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
1019 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
702 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.4
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

670 
WFUS54 KMOB 011426
TORMOB
FLC091-011500-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOBILE AL
926 AM CDT TUE JUL 1 2003

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* TORNADO WARNING FOR...
  OKALOOSA COUNTY IN NORTHWEST FLORIDA

* UNTIL 1000 AM CDT

* AT 922 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO NEAR MARY ESTHER...MOVING NORTHEAST AT 20 MPH.

* THE TORNADO WILL BE NEAR...
  EGLIN AFB...DESTIN BY 935 AM CDT
  VALPARAISO...POSTIL BY 945 AM CDT
  NICEVILLE...SEMINOLE BY 950 AM CDT

THIS IS A DANGEROUS STORM.  IF YOU ARE IN THE PATH OF THIS STORM...
ABANDON VEHICLES AND MOBILE HOMES AND SEEK A REINFORCED SHELTER NOW.
MOVE TO AN INTERIOR HALLWAY OR CLOSET.

CALL 1-800-284-9054 TO REPORT SEVERE WEATHER.

LAT...LON 3042 8676 3030 8661 3054 8629 3070 8647

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 9:03 PM CDTFlash Flood WarningMOBEscambia, Santa Rosa3 hr
Jun 30, 10:00 PM CDTTornado WarningMOBSanta Rosa30 min
Jul 1, 12:00 AM CDTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa3 hr
Jul 1, 3:15 AM CDTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa6 hr
Jul 1, 3:18 AM CDTFlash Flood WarningMOBEscambia, Okaloosa, Santa Rosa6 hr

Nearby

Tornado Warnings in Florida, 2003Every tornado warning in 2003Tornadoes in 2003

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.