Alert archive / Florida / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 61, NWS Tampa Bay, FL

August 6, 2000Charlotte County, Lee County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Aug 6, 2000, 1:59 PM EDT for Charlotte County, Lee County, Florida. It was in force for 46 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: Aug 6, 2000, 1:59 PM EDT (17:59 UTC)
Expired: Aug 6, 2000, 2:45 PM EDT
In force: 46 min
Issued by: NWS Tampa Bay, FL
Area: Whole counties

Counties Charlotte County, FL, Lee County, FL

What was reported inside it

Time	Report	Where	Remark
Aug 6, 2:15 PM EDT	Thunderstorm Wind	Countywide, FL	The Charlotte County Emergency Management reported that thunderstorm winds downed several large trees, downed numerous large branches and power lines across the county.

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 nearest sounding before it

Tampa Bay, FL (KTBW), launched 12:00Z, 6.0 hours before the alert went out and 116 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 123 J/kg
Mixed-layer CIN: -167 J/kg
Mixed-layer LCL: 1512 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: -35 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

827 
WUUS52 KTBW 061800
SVRTBW
FLC015-071-061845-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
159 PM EDT SUN AUG 6 2000

THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHARLOTTE COUNTY.
  LEE COUNTY.

* UNTIL 245 PM EDT.

* AT 159 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS...OVER FORT
  MYERS...MOVING NORTH AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL AFFECT...
  CAPE CORAL.
  FORT MYERS.
  MORSE SHORES.
  NORTH FORT MYERS.
  FORT MYERS SHORES.
  CLEVELAND.

SEVERE THUNDERSTORMS CONTAIN WIND GUSTS OF 60 MPH OR HIGHER...AND
HAIL THE SIZE OF DIMES OR LARGER. MOVE TO A PLACE OF SAFETY.

$$

LAT...LON 2651 8216 2652 8177 2693 8160 2697 8222

25
NNNN

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tampa Bay, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 6, 10:00 AM EDT, 3 hours 59 minutes earlier.

Area forecast discussion, Aug 6, 10:00 AM EDT, 3 hours 59 minutes before

WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
1000 AM EDT SUN AUG 6 2000

CURRENTLY...LATEST SAT IMAGES HAVE SCT MID AND HIGH CLOUDS ACROSS
FORECAST AREA. UPPER RIDGE HAS BUILT IN OVER SOUTHERN U.S. 12Z
SOUNDING MUCH DRIER ALOFT THAN YESTERDAY WITH DRY AIR ABOVE 550 MB.
SFC RIDGE AXIS OVER N FL KEEPING EAST TO SOUTHEAST WINDS AND LOW
LEVEL MOISTURE IN PLACE. CURRENT ZONES LOOK GOOD...NO CHANGES.

MARINE...SFC RIDGE AXIS OVER THE NORTH GULF WATERS TO CONTINUE
SOUTHEAST FLOW. BUOYS SHOW WINDS AND SEAS WITHIN CURRENT CWF. NO
CHANGES OR HIGHLIGHTS.

.TBW...NONE.

RD

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 6, 4:13 PM EDT	Tornado Warning	TBW	Hillsborough	32 min
Aug 6, 4:28 PM EDT	Severe Thunderstorm Warning	TBW	Pinellas	32 min
Aug 6, 4:48 PM EDT	Severe Thunderstorm Warning	TBW	Pasco	27 min
Aug 6, 5:06 PM EDT	Severe Thunderstorm Warning	TBW	Citrus, Hernando	39 min

Nearby

Severe Thunderstorm Warnings in Florida, 2000 Every severe thunderstorm warning in 2000

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.