Alert archive / Florida / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 50, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jul 28, 2000, 5:04 PM EDT for Hillsborough County, Florida. It was in force for 41 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 28, 2000, 5:04 PM EDT (21:04 UTC)
- Expired
- Jul 28, 2000, 5:45 PM EDT
- In force
- 41 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
County Hillsborough County, FL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 28, 5:29 PM EDT | Thunderstorm Wind | Tampa, FL | Tampa Electric Power Company officials reported that thunderstorm winds downed a few large trees, several branches and power lines from near the University of Tampa northeast to near Ybor City. |
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, 9.1 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
- 969 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 998 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
377 WUUS52 KTBW 282105 SVRTBW FLC057-282145- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 504 PM EDT FRI JUL 28 2000 THE NATIONAL WEATHER SERVICE IN RUSKIN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN HILLSBOROUGH COUNTY. * UNTIL 545 PM EDT. * AT 504 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR TEMPLE TERRACE...LUTZ AND NORTHERN TAMPA. THE STORM WAS NEARLY STATIONARY. * THE SEVERE THUNDERSTORM WILL AFFECT... EAST LAKE-ORIENT PARK. CARROLLWOOD. LUTZ. SEVERE THUNDERSTORMS CONTAIN WIND GUSTS OF 60 MPH OR HIGHER...AND HAIL THE SIZE OF DIMES OR LARGER. MOVE TO A PLACE OF SAFETY. MOVE INSIDE A STURDY BUILDING. DAMAGING WIND...LARGE HAIL... TORRENTIAL RAIN...AND DEADLY LIGHTNING ARE EXPECTED. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. $$ LAT...LON 2794 8241 2808 8230 2817 8243 2809 8263 15 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 28, 2:23 PM EDT, 2 hours 41 minutes earlier.
Area forecast discussion, Jul 28, 2:23 PM EDT, 2 hours 41 minutes before
WEST CENTRAL AND SOUTHWEST FLORIDA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL 223 PM EDT FRI JUL 28 2000 CURRENTLY: 88D ALREADY SHOWING ISOLD SHOWER/TSTMS DEVELOPING ON WEST COAST SEABRZ OVER PINELLAS AND LEVY. USING LIGHTNING CLIMO STUDY FROM FSU...SHOWS CONVECTION TO FIRE ALONG WEST COAST SEABRZ FIRST FROM PINELLAS NORTH...THEN THE S AND INTERIOR FA LATER THIS AFTN. THIS SEEMS TO MATCH CURRENT SCENARIO VERY VERY CLOSELY. VIS SAT LOOP SHOWS VERY WELL DEFINED EAST COAST SEABRZ...MARCHING WEST MORE RAPIDLY THAN LAST FEW DAYS. REST OF TODAY: THINK TODAY WILL HAVE BETTER CHANCE FOR EAST/WEST COAST SEABRZ COLLISION. EXPECT CONVECTION TO INCREASE OVER THE INTERIOR...AND HAVE THE BEST CHC FOR BECOMING STRONG CLOSER TO THE WEST COAST BY EARLY EVENING. DISC: RELATIVELY LITTLE CHANGE IN THE LARGE SCALE PATTERN IS EXPECTED THROUGH THE PERIOD. THE WEAK UPPER RIDGE OVER THE CENT FA...IS PROGD TO BRIEFLY GIVE WAY TO SLIGHT UPPER TROFINESS BY SUNDAY. THIS IN TURN SAGS THE SFC RIDGE AXIS FROM NCENT FL INTO THE CENT PENIN. LOOKS LIKE THE SFC RIDGE AXIS WILL REMAIN GENERALLY OVER THE CENT FA INTO MID NEXT WEEK. MOISTURE REMAINS RELATIVELY HIGH THROUGH THE WEEKEND... WITH PWS 1.7-1.8 INCHES. FOR SAT...LOW LEVEL EASTERLY FLOW WILL PREVAIL WITH AFTN WEST COAST SEABRZ. BY SUN...THE SFC RIDGE AXIS WILL SINK INTO THE CENT FA...WITH WSW FLOW N OF TPA...AND MORE ESE TO THE SOUTH. HOWEVER...THE GRAD WILL REMAIN WEAK ENUF TO ALLOW FOR WEST COAST SEABRZ. STRANGELY...FWC POPS HIGHER THAN FAN. PREFER HIGHER FWC THROUGH THE PERIOD. WITH SOME UPPER LEVEL ENERGY EXPECTED TO MOVE ACROS THE N FA SUN WITH THE WEAK UPPER TROF...WILL BUMP UP POPS 10% ALL AREAS. MARINE: NO HIGHTLIGHTS EXPECTED THROUGH EARLY NEXT WEEK...WITH WINDS 15 KTS OR LESS. PRELIM S: TPA BT 074/091 075/091 074 3435 FMY TT 073/093 074/093 074 4646 .TBW...NONE. MORALES
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 8:07 PM EDT | Severe Thunderstorm Warning | TBW | Hillsborough | 23 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.