Alert archive / Florida / Tornado Warnings in 1997

Tornado Warning 49, NWS Tampa Bay, FL

November 2, 1997Charlotte County, Florida

NWS Tampa Bay, FL issued this tornado warning at Nov 2, 1997, 8:47 AM EST for Charlotte County, Florida. It was in force for 33 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
Nov 2, 1997, 8:47 AM EST (13:47 UTC)
Expired
Nov 2, 1997, 9:20 AM EST
In force
33 min
Issued by
NWS Tampa Bay, FL
Area
Whole counties

County Charlotte County, FL

The watch it was issued in

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

IssuedProductOfficeLasted
Nov 2, 7:30 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 1.8 hours before the alert went out and 100 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 12:00Z on 1997-11-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2229 joules per kilogram.LCLEL10008507005003002001001 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, Tampa Bay, FL at 12:00Z on 1997-11-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 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
2229 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
534 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTBW 021349 RRA
TORTBW
FLC015-021420-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
847 AM EST SUN NOV 2 1997

THE NATIONAL WEATHER SERVICE HAS ISSUED A...TORNADO WARNING
EFFECTIVE UNTIL 920 AM EST FOR

...EASTERN CHARLOTTE COUNTY


AT 844 AM EST... NATIONAL WEATHER SERVICE DOPPLER RADAR IN RUSKIN
INDICATED A DEVELOPING TORNADO 14 MILES NORTHWEST OF LA BELLE OR 9
MILES SOUTHEAST OF HWY 31 AND HWY 74 MOVING EAST AT 35 MPH.

DOPPLER RADAR DETECTED TORNADO MEANS THAT THERE IS STRONG
ROTATION WITHIN A STORM. THE STORM MAY NOT BE PRODUCING A TORNADO AT
THE MOMENT...BUT WILL LIKELY DURING THE WARNING PERIOD. THE STORM MAY
ALSO INCLUDE HAIL AND DAMAGING STRAIGHT LINE WIND. THOSE IN THE PATH
OF THE STORM ARE ADVISED TO TAKE COVER IMMEDIATELY.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 2, 1:37 AM ESTSevere Thunderstorm WarningTBWHardee, Polk53 min
Nov 2, 2:36 AM ESTSevere Thunderstorm WarningTBWHardee, Polk54 min
Nov 2, 6:57 AM ESTTornado WarningTBWCharlotte33 min
Nov 2, 7:02 AM ESTTornado WarningTBWDeSoto48 min

Nearby

Tornado Warnings in Florida, 1997Every tornado warning in 1997Tornadoes in 1997

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.