Alert archive / Florida / Tornado Warnings in 2001

Tornado Warning 13, NWS Tampa Bay, FL

September 14, 2001DeSoto County, Florida

NWS Tampa Bay, FL issued this tornado warning at Sep 14, 2001, 4:57 AM EDT for DeSoto County, Florida. It was in force for 33 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 14, 2001, 4:57 AM EDT (08:57 UTC)
Expired
Sep 14, 2001, 5:30 AM EDT
In force
33 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County DeSoto County, FL

The radar

The Tampa radar (KTBW), 82 km from the middle of the area, began a volume at 08:56 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Sep 14, 5:01 AM EDTTornado F0Ft Ogden, FLA weak F0 tornado, that crossed from the Charlotte - DeSoto county line near State Road 769, downed several large trees as it moved north into rural extreme southwest DeSoto county. The tornado lifted and dissipated approximately six miles west northwest of F

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.

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 14, 4:45 AM EDTTornado WatchSPC6 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 9.0 hours before the alert went out and 82 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, Tampa Bay, FL at 00:00Z on 2001-09-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 526 joules per kilogram.LCLEL10008507005003002001001 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, Tampa Bay, FL at 00:00Z on 2001-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 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
526 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
513 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

145 
WFUS52 KTBW 140857
TORTBW
FLC027-140930-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
457 AM EDT FRI SEP 14 2001

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN DESOTO COUNTY IN FLORIDA.

* UNTIL 530 AM EDT.

* AT 457 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER CENTRAL CHARLOTTE COUNTY...MOVING NORTH AT 15 MPH.

* THE TORNADO WILL AFFECT...
  FORT OGDEN BY 510 AM EDT.

$$

LAT...LON 2705 8205 2705 8193 2721 8188 2722 8204

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 14, 4:05 AM EDTTornado WarningTBWLee25 min
Sep 14, 4:30 AM EDTTornado WarningTBWLee30 min
Sep 14, 4:35 AM EDTTornado WarningTBWCharlotte25 min
Sep 14, 5:53 AM EDTTornado WarningTBWManatee37 min

Nearby

Tornado Warnings in Florida, 2001Every tornado warning in 2001Tornadoes in 2001

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; radar from the NEXRAD Level II archive.