Alert archive / Florida / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 31, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 4, 2000, 6:25 PM EDT for Hillsborough County, Florida. It was in force for 35 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 4, 2000, 6:25 PM EDT (22:25 UTC)
- Expired
- Jul 4, 2000, 7:00 PM EDT
- In force
- 35 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
County Hillsborough County, FL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 4, 6:40 PM EDT | Thunderstorm Wind | Brandon, FL | A local utility company reported that thunderstorm winds downed a few large trees and several large branches in Brandon. One home incurred roof and structural damage from a downed tree near Parsons Road north of State Road 60 in Brandon. |
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, 10.4 hours before the alert went out and 23 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
- 600 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 841 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KTBW 042224 SVRTBW FLC057-042300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 625 PM EDT TUE JUL 4 2000 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL HILLSBOROUGH COUNTY. * UNTIL 700 PM EDT. * AT 624 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS...OVER CENTRAL HILLSBOROUGH COUNTY...MOVING NORTH AT 10 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT... TEMPLE TERRACE. SEFFNER. EAST LAKE-ORIENT PARK. MANGO. 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 2792 8237 2794 8229 2803 8229 2802 8242 57 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 4, 2:45 PM EDT, 3 hours 40 minutes earlier.
Area forecast discussion, Jul 4, 2:45 PM EDT, 3 hours 40 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 245 PM EDT TUE JUL 4 2000 .CURRENTLY...BULK OF PCPN REMAINS OFFSHORE HOWEVER...SOME SCATTERED SHOWERS HAVE BEEN FORMING ALONG WEST COAST...ESPECIALLY WERE WCSB HAS PUSHED ONSHORE. ECSB MOVG ONSHORE THERE BUT SEEMS TO BE MAKING SLOW PROGRESS. .DISCUSSION...FAVOR A BLEND OF AVN/NGM. AVN DID BETTER WITH SFC AND U/L FEATURES WHILE NGM HANDLED RAINFALL AMOUNTS BETTER. H5 RIDGE INITIALLY SLIDES OFF TO THE WEST BEFORE BUILDING IN OVER THE S/CNTRL U.S. WITH UPPER LVL FLOW BACKING TO NORTHERLY FOR THE CWFA WHICH WILL HELP TO SUPPRESS PCPN SOME WHAT BEGINNING WED. WEST ATLANTIC HIGH PRESSURE/ WITH AN AXIS ALONG THE GULF COASTAL STATES/ WILL SLOWLY DROP SOUTH...TO CENTRAL FL WED...AND SOUTH FL THUR. AS THE RIDGE MOVES DOWN THE STATE MARINE WINDS WILL SHIFT FROM EAST AND SOUTHEAST TO VARIABLE TO SOUTHWEST AND WEST. ENOUGH MOISTURE IS EXPECTED TO COME IN ON THE SE SHIFTING TO SW FLOW TO SUPPORT SCATTERED PCPN WED/THUR EVEN WITH UPPER RIDGE BUILDING IN. FWC TEMPS HAVE BEEN DOING OK AND WILL CONT BUT SLIGHTLY RAISE MAXES DUE TO U/L RDG PREVIOUSLY MENTIONED. .EXTENDED...WEAK SHORT WAVE TROUGH MOVES THROUGH UPPER FLOW DURING THE WEEKEND AS COLD FRONT MOVES INTO THE SOUTHEASTERN U.S. EARLY SAT AND THEN BECOME DIFFUSE AS IT MOVES DOWN THE STATE. WILL KEEP AFTERNOON/EVENING TSTMS IN ZONE PACKAGE AND SCT TSTFMS THROUGHOUT MARINES. THANKS FOR THE CALL MLB. PRELIM NUMBERS: TPA 72/92 73/92 4432 FMY 73/93 74/93 4432 .TBW...NONE 09
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.