Alert archive / Florida / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 34, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 8, 2000, 3:52 PM EDT for Polk County, Florida. It was in force for 38 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
- Jul 8, 2000, 3:52 PM EDT (19:52 UTC)
- Expired
- Jul 8, 2000, 4:30 PM EDT
- In force
- 38 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
County Polk County, FL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 8, 4:15 PM EDT | Thunderstorm Wind | Ft Meade, FL | Law enforcement of Polk county reported that thunderstorm winds downed two large trees and several large branches along NE 9th Street between County Roads 630 and 640 near Ft. Meade. |
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, 7.9 hours before the alert went out and 74 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.
- Mixed-layer CAPE
- 1472 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 948 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
356 WUUS52 KTBW 081955 SVRTBW FLC105-082030- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 352 PM EDT SAT JUL 8 2000 THE NATIONAL WEATHER SERVICE IN RUSKIN FLORIDA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL POLK COUNTY. * UNTIL 430 PM EDT. * AT 352 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS...NEAR LAKE BUFFUM IN SOUTHERN POLK COUNTY...MOVING NORTHWEST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT... AREAS SOUTHEAST OF BARTOW. 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 2771 8164 2776 8155 2792 8162 2783 8180 33 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 Jul 8, 3:45 PM EDT, 7 minutes earlier.
Area forecast discussion, Jul 8, 3:45 PM EDT, 7 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 345 PM EDT SAT JUL 8 2000 CURRENTLY...SCATTERED TO NUMEROUS THUNDERSTORMS ACROSS THE FORECAST AREA AT THIS TIME THANKS TO DEEP MOISTURE COMBINED WITH VORT AXIS AND WEAK TROUGH ACROSS NORTHERN PORTIONS OF FORECAST AREA FROM AROUND CEDAR KEY TO MLB. FORECAST...MODELS IN FAIRLY GOOD AGREEMENT NEXT 48 HOURS. VORT AXIS AND TROUGH WILL SLIP SLOWLY SOUTHWEST ACROSS FORECAST AREA TONIGHT AS HIGH PRESSURE MOVES OFF SOUTHEAST UNITED STATES COAST. THUNDERSTORMS WILL WEAKEN AND MOVE OUT OVER GULF EARLY TONIGHT...BUT EXPECT MORE LATE NIGHT AND EARLY MORNING CONVECTION OVER COASTAL COUNTIES FROM TPA SOUTH. MODELS KEEPING DEEP MOISTURE OVER CENTRAL AND SOUTHERN ZONES THROUGH THIS FORECAST AND WITH EASTERLY FLOW SETTING UP EXPECT ANOTHER ROUND OF SCATTERED TO NUMEROUS THUNDERSTORMS FROM AROUND BKV TO GIF SOUTH SUNDAY AFTERNOON AND EVENING. EAST TO SOUTHEAST FLOW SHOULD CONTINUE THROUGH TUESDAY AS SURFACE RIDGE BUILDS OVER AREA WITH SCATTERED AFTERNOON AND EVENING THUNDERSTORMS. IN THE EXTENDED FORECAST...SURFACE RIDGE BEGINS TO SLIP SOUTH WITH MORE WEST TO SOUTHWEST SETTING UP FOR MID WEEK. MARINE...WINDS WILL GRADUALLY SHIFT AROUND TO THE EAST SOUTHEAST TONIGHT AND CONTINUE THROUGH TUESDAY WITH A SEA BREEZE DEVELOPING EACH AFTERNOON. WINDS TO REMAIN UNDER 15 KNOTS AND SEAS 3 FEET OR LESS THROUGH THIS FORECAST SO NO HIGHLIGHTS NEEDED. FIRE WEATHER...RELATIVE HUMIDITY LEVELS TO REMAIN ABOVE THRESHOLDS THROUGH SUNDAY...THEREFORE NO HIGHLIGHTS FOR THIS FORECAST. PRELIMINARY NUMBERS: TPA BB 076/090 076/090 6533 FMY BB 076/091 076/091 5534 .TBW...NONE PRC
Nearby
Severe Thunderstorm Warnings in Florida, 2000Every 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.