Alert archive / Florida / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 9, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Jun 6, 1990, 4:54 PM EDT for Pasco County, Florida. It was in force for 51 min.
The area
The counties it named.
The facts
- Issued
- Jun 6, 1990, 4:54 PM EDT (20:54 UTC)
- Expired
- Jun 6, 1990, 5:45 PM EDT
- In force
- 51 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
County Pasco County, FL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 8.9 hours before the alert went out and 67 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 26 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTBW 062055 SVRTBW FLC101-062145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL 454 PM EDT WED JUN 6 1990 THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA RUSKIN HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE... IN WEST CENTRAL FLORIDA ...EASTERN PASCO COUNTY A SEVERE THUNDERSTORM WAS DETECTED BY RADAR NEAR DADE CITY. THE THUNDERSTORM WAS MOVING VERY LITTLE. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOsOR. STAY AWAY FROM WINDOWS. IF YOU SEE A TORNADO... HAIL OR DAMAGING WIND... CALL YOUR LOCAL SHERIFFS OFFICE OR COUNTY EMERGENCY OPERATIONS CENTER AND REQUEST THEY RELAY THIS INFORMATION TO THE NATIONAL WEATHER SERVICE.
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.
In the hours before
Special weather statement, Jun 6, 4:19 PM EDT, 35 minutes before
FLZ018-062215- SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT... NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL 415 PM EDT WED JUN 6 1990 .....STRONG THUNDERSTORMS OVER SOUTHWEST FLORIDA.... STRONG THUNDERSTORMS ARE MOVING INTO THE FORT MYERS AREA AND WILL BE MOVING INTO CHARLOTTE COUNTY WITHIN THE NEXT HOUR OR TWO. THE THUNDERSTORMS ARE MOVING TO THE WEST AT 5 TO 10 MPH. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS... HAIL.. DANGEROUS LIGHTNING AND TEMPORARY FLOODING OF FLOOD PRONE AND OTHER LOW LYING AREAS. PEOPLE NEAR THE THE THUNDERSTORMS SHOULD BE PREPARED TO SEEK SAFE SELTER. BOATERS SHOULD SEEK SAFE HARBOR BEFORE THESE THUNDERSTORMS MOVE OFF THE COASST WITH IN THE NEXT SEVERAL HOURS PRODUCING STRONG SHIFING WINDS AND ROUGH CONFUSED SEAS.
Special weather statement, Jun 6, 4:36 PM EDT, 18 minutes before
FLZ018-062215- SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT... NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL 415 PM EDT WED JUN 6 1990 .....STRONG THUNDERSTORMS OVER SOUTHWEST FLORIDA.... STRONG THUNDERSTORMS ARE MOVING INTO THE FORT MYERS AREA AND WILL BE MOVING INTO CHARLOTTE COUNTY WITHIN THE NEXT HOUR OR TWO. THE THUNDERSTORMS ARE MOVING TO THE WEST AT 5 TO 10 MPH. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS... HAIL.. DANGEROUS LIGHTNING AND TEMPORARY FLOODING OF FLOOD PRONE AND OTHER LOW LYING AREAS. PEOPLE NEAR THE THE THUNDERSTORMS SHOULD BE PREPARED TO SEEK SAFE SELTER. BOATERS SHOULD SEEK SAFE HARBOR BEFORE THESE THUNDERSTORMS MOVE OFF THE COA]ST WITH IN THE NEXT SEVERAL HOURS PRODUCING STRONG SHIFING WINDS AND ROUGH CONFUSED SEAS.
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:06 PM EDT | Severe Thunderstorm Warning | TBW | Highlands | 54 min |
| Jun 6, 5:04 PM EDT | Severe Thunderstorm Warning | TBW | Lee | 56 min |
| Jun 6, 5:42 PM EDT | Severe Thunderstorm Warning | TBW | Charlotte, DeSoto | 48 min |
| Jun 6, 7:20 PM EDT | Severe Thunderstorm Warning | TBW | Hillsborough | 55 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.