Alert archive / Florida / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 12, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jun 13, 2000, 6:35 PM EDT for Hillsborough County, Florida. It was in force for 25 min. 3 reports 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
- Jun 13, 2000, 6:35 PM EDT (22:35 UTC)
- Expired
- Jun 13, 2000, 7:00 PM EDT
- In force
- 25 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
County Hillsborough County, FL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 13, 6:38 PM EDT | Hail 0.75 | Riverview, FL | An off-duty NWS meteorologist reported dime sized hail in Riverview. |
| Jun 13, 6:50 PM EDT | Thunderstorm Wind | Riverview, FL | The media reported that thunderstorm winds uprooted several young trees in Riverview. |
| Jun 13, 6:55 PM EDT | Thunderstorm Wind | Tampa, FL | Law enforcement reported that thunderstorm winds severely damaged the roofs of two commercial buildings and downed at least ten large trees east of downtown Tampa. |
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, 10.6 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
- 48 J/kg
- Mixed-layer CIN
- -182 J/kg
- Mixed-layer LCL
- 1269 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 22 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 132235 SVRTBW FLC057-132300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 635 PM EDT TUE JUN 13 2000 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL HILLSBOROUGH COUNTY. * UNTIL 700 PM EDT * AT 625 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS...9 MILES SOUTH OF BRANDON...MOVING NORTH AT 15 MPH. * THE SEVERE THUNDERSTORM WILL AFFECT... BLOOMINGDALE. SEFFNER. BRANDON. HILLSBOROUGH RIVER STATE PARK. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE0 WARNING. MOVE TO A PLACE OF SAFETY...AN INTERIOR ROOM IN THE LOWEST FLOOR OF YOUR HOUSE OR BUSINESS. $$ LAT...LON 2779 8236 2785 8216 2817 8227 2811 8247 88 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 Jun 13, 2:36 PM EDT, 3 hours 59 minutes earlier.
Area forecast discussion, Jun 13, 2:36 PM EDT, 3 hours 59 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 236 PM EDT TUE JUN 13 2000 CURRENTLY...EAST COAST SEA BREEZE IS MARCHING WEST FROM THE LAKE NORTH WHILE THE WEST COAST SEA BREEZE IS JUST GETTING UNDERWAY FROM KTPA NORTH. TRENDS FROM GOES SOUNDING PROFILES INDICATE INCREASING PWS (1.65) AND INSTABILITY (-4)...SO THE STAGE IS SETTING UP FOR LATE AFTERNOON AND EARLY EVENING CONVECTION...WITH BEST AREAL COVERAGE LIKELY TO BE ALONG MY COASTAL ZONES UNDER SELY STEERING FLOW. AS STATED IN THIS MORNINGS DISCUSSION...DRIER MID LEVEL AIR WILL LIKELY ENHANCE DOWN-BURST POTENTIAL WITH SOME OF THE STRONGER STORMS ALONG INTERSECTING BOUNDARIES SO PLAN WILL WORD FOR GUSTY WINDS NEAR TSTMS IN 5 PM ZONE PACKAGE. FORECAST...MODELS CONTINUE TO BE IN RELATIVELY GOOD AGREEMENT THIS AFTERNOON...HOWEVER THEY DID NOT APPEAR TO INITIALIZE MOISTURE FIELDS VERY WELL WHEN COMPARED TO 12Z RAOB DATA. IN ANY EVENT UPPER RIDGE OVER THE ATLANTIC WITH SURFACE RIDGE AXIS REMAINING OVER OR JUST NORTH OF THE FORECAST AREA THROUGH THE FORECAST PERIOD WILL CONTINUE TO FAVOR A SELY FLOW REGIME WITH SCATTERED SEA BREEZE DRIVEN LATE AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS THROUGH THE PERIOD. AFTER LOOKING OVER GUIDANCE NUMBERS...FEEL FWC POPS ARE A BIT LOW THE NEXT FEW DAYS...ESPECIALLY ALONG COASTAL ZONES...SO WILL LEAN TOWARD HIGHER FAN NUMBERS. FWC/FAN TEMPS ARE VERY CLOSE...AND A BLEND OF THE TWO WILL BE USED. EXTENDED...FRIDAY-SUNDAY...LITTLE OVERALL CHANGES EXPECTED. DEEP LAYERED RIDGING OVER THE ATLANTIC EXTENDING WEST OVER THE PENINSULA WILL KEEP THEN ENTIRE FORECAST AREA UNDER A DEEP SELY WIND FLOW WITH SCATTERED LATE AFTERNOON AND EVENING SHRAS/TSTMS CONTINUING. LITTLE TEMP CHANGES EXPECTED WITH READINGS REMAINING NEAR CLIMO-LEVELS. MARINE...SOUTHEASTERLY FLOW AROUND 10 KNOTS WITH ENHANCED SEA BREEZE COMPONENT OVER THE NEAR SHORE WATERS IS EXPECTED THE NEXT SEVERAL DAYS. NO HIGHLIGHTS NEEDED. PRELIMINARY NUMBERS TPA TB 074/091 074/092 075 57543 FMY TB 073/093 073/093 074 57543= .TBW..NONE. MCMICHAEL
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 6:43 PM EDT | Severe Thunderstorm Warning | TBW | Pasco | 32 min |
| Jun 13, 6:50 PM EDT | Tornado Warning | TBW | Hillsborough | 25 min |
| Jun 13, 7:16 PM EDT | Severe Thunderstorm Warning | TBW | Hillsborough | 44 min |
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.