Alert archive / Florida / Tornado Warnings in 1986
Tornado Warning 10, NWS Miami, FL
NWS Miami, FL issued this tornado warning at Sep 8, 1986, 2:27 PM EDT for Broward County, Florida. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Sep 8, 1986, 2:27 PM EDT (18:27 UTC)
- Expired
- Sep 8, 1986, 3:30 PM EDT
- In force
- 63 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Broward 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
Key West, FL (KEYW), launched 12:00Z, 6.5 hours before the alert went out and 218 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
- 2521 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 864 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- -2 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 KMIA 081827 TORMIA FLC011-081930- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MIAMI FL 227 PM EDT MON SEP 8 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 330 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTHEAST FLORIDA...SOUTHERN BROWARD AT 220 PM EDT THE PUBLIC REPORTED A TORNADO 15 MILES WEST OF FORT LAUDERDALE. RADAR INDICATES AN INTENSE THUNDERSTORM IN THE AREA WHICH IS ABOUT STATIONARY. IF YOU ARE IN THE PATH OF A TORNADO..THE SAFEST PLACE IS UNDER A PIECE OF STURDY FURNITURE IN AN INTERIOR ROOM ON THE LOWEST FLOOR. USE BLANKETS OR PILLOWS TO COVER YOUR BODY. AVOID WINDOWS. DEADLY LIGHTNING..HAIL..AND VERY HEAVY RAIN ARE ALL POSSIBLE IN THIS STORM. IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE IMMEDIATELY..AND YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATI|ONAL WEATHER SERVICE OFFICE.
What forecasters said that day
The local office's own words before this tornado 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, Sep 8, 11:42 AM EDT, 2 hours 45 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIAMI FL 1145 AM EDT MON SEP 8 1986 ..VERY HEAVY THUNDERSTORMS CONTINUE TO BUILD OVER SOUTH FLORIDA.. AT 1135AM CLUSTERS OF VERY HEAVY THUNDERSTORMS CONTINUED THROUGHOUT THE COLLIER COUNTY AREA. RESIDENTS OF COLLIER COUNTY INCLUDING NAPLES SHOULD BE ALERT TO THIS ACTIVITY AS THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS..REDUCED VISIBILITIES IN HEAVY RAINS..STREET FLOODING OF LOW LYING AREAS..AND FREQUENT DANGEROUS LIGHTNING STRIKES. ELSEWHERE VERY HEAVY THUNDERSTORMS CONTINUED TO BUILD OVER THE REST OF THE SOUTHERN PENINSULA AND KEYS INCLUDING THE METROPOLITIAN DADE AND BROWARD COUNTIES. THIS ACTIVITY EXTENDED SOUTH OF A BONITA SPRINGS/ BOCA RATON LINE INCLUDING THE ADJACENT GULF WATERS OUT TO THE DRY TORTUGAS..ATLANTIC WATERS OUT TO THROUGHOUT THE NORTHERN AND WESTERN BAHAMAS AND SOUTH THROUGH THE FLORIDA STRAITS TO THE CAY SAL BANK. LITTLE MOVEMENT COULD BE DETECTED BUT THIS ACTIVITY SEEMS TO BE DRIFTING TO THE SOUTHEAST AT LESS THAN 10 MILES AN HOUR.
Special weather statement, Sep 8, 12:34 PM EDT, 1 hour 53 minutes before
SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE WEST PALM BEACH FL 1240 PM EDT MON SEP 8 1986 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER PALM BEACH COUNTY AND THE COASTAL WATERS... AT 1235 PM EDT RADAR WAS INDICATING AN AREA OF STRONG THUNDERSTORMS IN THE BOCA RATON AREA EXTENDING NORTHWARD OVER THE COASTAL WATERS. MOVEMENT WAS TOWARD THE NORTHEAST AT LESS THAN 10 MPH. AS THESE THUNDERSTORMS MOVE ACROSS THE BRIEF PERIODS OF HEAVY RAIN.. GUSTY WINDS AND DANGEROUS LIGHTNING ARE LIKELY TO OCCUR. MARINE INTEREST ALONG THE COASTAL WATERS SHOULD REMAIN ALERT AS WINDS AND SEAS WILL INCREASE WITH THE PASSAGE OF THESE THUNDERSTORMS. THIS CONDITION WILL LAST FOR THE NEXT 1 TO 2 HOURS.
Special weather statement, Sep 8, 12:40 PM EDT, 1 hour 47 minutes before
PRINT;L WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE WEST PALM BEACH FL 1240 PM EDT MON SEP 8 1986 ...THUNDERSTORMS DEVELOPING RAPIDLY OVER PALM BEACH COUNTY AND THE COASTAL WATERS... AT 1235 PM EDT RADAR WAS INDICATING AN AREA OF STRONG THUNDERSTORMS IN THE BOCA RATON AREA EXTENDING NORTHWARD OVER THE COASTAL WATERS. MOVEMENT WAS TOWARD THE NORTHEAST AT LESS THAN 10 MPH. AS THESE THUNDERSTORMS MOVE ACROSS AREA BRIEF PERIODS OF HEAVY RAIN.. GUSTY WINDS AND DANGEROUS LIGHTNING ARE LIKELY TO OCCUR. MARINE INTEREST ALONG THE COASTAL WATERS SHOULD REMAIN ALERT AS WINDS AND SEAS WILL INCREASE WITH THE PASSAGE OF THESE THUNDERSTORMS. THIS CONDITION WILL LAST FOR THE NEXT 1 TO 2 HOURS.
Special weather statement, Sep 8, 12:42 PM EDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MIAMI FL
1245 PM EDT MON SEP 8 1986
.VERY HEAVY THUNDERSTORMS CONTINUE OVER SOUTH FLORIDA..
AT 1235PM CLUSTERS OF VERY HEAVY THUNDERSTORMS CONTINUED TO BUILD OVER
THE GOLD COAST. RESIDENTS AND MOTORISTS IN DADE AND BROWARD COUNTIES
SHOULD BE AWARE OF THIS ACTIVITY AS THESE THUNDERSTORMS MAY PRODUCE
STRONG GUSTY WINDS..REDUCED VISIBILITIES IN HEAVY RAINS..SLIPPERY ROAD
CONDITIONS..STREET FLOODING OF LOW LYING AREAS..AND FREQUENT DANGEROUS
LIGHTNING STRIKES.
ELSEWHERE VERY HEAVY THUNDERSTORMS CONTINUED OVER MOST OF SOUTH FLORIDA..
SOUTH OF A JUPITER/FORT MYERS LINE INCLUDING THE ADJACENT GULF WATERS
OUT TO THE MARQUE.SAS KEYS..ATLANTIC WATERS OUT TO THROUGHOUT THE NORTHERN
AND WESTERN BAHAMAS AND SOUTH THROUGH THE FLORIDA STRAITS TO THE CAY SAL
BANK.
MOVEMENT WAS SOUTHEAST AT LESS THAN 10 MILES AN HOUR.Special weather statement, Sep 8, 1:39 PM EDT, 48 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIAMI FL 135 PM EDT MON SEP 8 1986 ..VERY HEAVY THUNDERSTORMS CONTINUE OVER SOUTH FLORIDA.. AT 135PM CLUSTERS OF VERY HEAVY THUNDERSTORMS CONTINUED OVER MOST OF THE SOUTHERN PENINSULA. RESIDENTS AND MOTORISTS IN DADE AND BROWARD COUNTIES SHOULD BE AWARE OF THIS ACTIVITY AS THESE THUNDERSTORMS MAY PRODUCE STRONG GUSTY WINDS..REDUCED VISIBILITIES IN HEAVY RAINS..SLIPPERY ROAD CONDITIONS..STREET FLOODING OF LOW LYING AREAS..AND FREQUENT DANGEROUS LIGHTNING STRIKES. ELSEWHERE VERY HEAVY THUNDERSTORMS CONTINUED OVER MOST OF SOUTH FLORIDA.. SOUTH OF A JUPITER/FORT MYERS LINE INCLUDING THE ADJACENT GULF WATERS OUT TO THE L[OWER KEYS..ATLANTIC WATERS TO THE NORTHERN AND WESTERN BAHAMAS AND SOUTH THROUGH THE FLORIDA STRAITS TO THE CAY SAL BANK. LITTLE MOVEMENT WAS DETECTED.
Nearby
Tornado Warnings in Florida, 1986Every tornado warning in 1986Tornadoes in 1986
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.