Alert archive / Florida / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 27, NWS Miami, FL
NWS Miami, FL issued this severe thunderstorm warning at Jun 15, 1986, 1:01 PM EDT for Miami-Dade County, Florida. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Jun 15, 1986, 1:01 PM EDT (17:01 UTC)
- Expired
- Jun 15, 1986, 2:00 PM EDT
- In force
- 59 min
- Issued by
- NWS Miami, FL
- Area
- Whole counties
County Miami-Dade 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, 5.0 hours before the alert went out and 169 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
- 1167 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 894 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 65 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 151701 SVRMIA FLC025-151800- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MIAMI FL 101 PM EDT SUN JUN 15 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 200 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTHEAST FLORIDA...CENTRAL DADE REPLACE THIS AREA WITH YOUR OPTIONAL FREE TEXT FORMAT STATEMENT AT 1245 PM EDT THERE WAS A PUBLIC SIGHTING OF A FUNNEL CLOUD OVER THE CENTRAL PORTION OF DADE COUNTY JUST EAST OF TAMIAMI AIRPORT. SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER MOST OF DADE COUNTY..BUT ESPECIALLY OVER THE WESTERN SUBURBS WESTWARD. SOME OF THESE THUNDERSTORMS ARE PRODUCING LOCALLY HEAVY RAIN..FREQUENT LIGHTNING AND LOCALLY GUSTY WIND. ALSO CONDITIONS REMAIN FAVORABLE FOR ADDITONAL FUNNEL CLOUD FORMATION DURING THE NEXT SEVERAL HOURS. IF THREATENING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE IMMCEDIATELY..AND YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.
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 15, 7:01 AM EDT, 6 hours before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIAMI FL 700 AM EDT SUN JUN 15 1986 NUMEROUS HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORM WERE LOCATED OVER BROWARD AND SOUTHERN PALM BEACH COUNTIES. RESIDENTS OF BROWARD COUNTY SHOULD BE ON THE ALERT FOR THE NEXT HOUR OR TWO AS THESE SHOWERS AND THUNDERSTORMS WILL LIKELY BE ACCOMPANIED BY BRIEF HEAVY RAIN AND STRONG GUSTY WINDS. SOME FLOODING OF LOW LYING AREAS AND STREETS CAN ALSO BE EXPECTED DUE TO RAINFALL THAT HAS OCCURRED DURING THE EARLY MORNING HOURS AND THEREFORE MOTORIST SHOULD USE ADDITIONAL CAUTION IN DRIVING THIS MORNING. ELSEWHERE..SCATTERED HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORMS CONTINUED FROM SOUTHEAST FLORIDA TO THE WESTERN BAHAMAS. THE ACTIVITY EXTENDED SOUTH OVER THE FLORIDA KEYS AND INTO THE SOUTHEAST GULF OF MEXICO. MOVEMENT WAS NORTHWEST 10 MILES AN HOUR.
Special weather statement, Jun 15, 7:44 AM EDT, 5 hours 17 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE MIAMI FL 845 AM EDT SUN JUN 15 1986 NUMEROUS HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORMS CONTINUED FROM PALM BEACH COUNTY TO NORTH DADE COUNTY. RESIDENTS OF BROWARD AND NORTH DADE COUNTY SHOULD BE ON THE ALERT FOR THE NEXT HOUR OR TWO AS THESE SHOWERS AND THUNDERSTORMS WILL LIKELY BE ACCOMPANIED BY BRIEF HEAVY RAIN AND STRONG GUSTY WINDS. SOME FLOODING OF LOW LYING AREAS AND STREETS CAN ALSO BE EXPECTED DUE TO RAINFALL THAT HAS OCCURRED DURING THE EARLY MORNING HOURS AND THEREFORE MOTORIST SHOULD USE ADDITIONAL CAUTION IN DRIVING THIS MORNING. ELSEWHERE..SCATTERED HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORMS CONTINUED FROM THE WESTERN BAHAMAS TO THE COASTAL WATERS OF SOUTHEAST FLORIDA. THE ACTIVITY ALSO EXTENDED OVER THE UPPER FLORIDA KEYS INTO FLORIDA BAY AND THE SOUTHEAST GULF OF MEXICO. MOVEMENT WAS NORTHWEST 10 MILES AN HOUR.
Special weather statement, Jun 15, 7:48 AM EDT, 5 hours 13 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED TIME NATIONAL WEATHER SERVICE MIAMI FL 745 AM EDT SUN JUN 15 1986 NUMEROUS HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORMS CONTINUED FROM PALM BEACH COUNTY TO NORTH DADE COUNTY. RESIDENTS OF BROWARD AND NORTH DADE COUNTY SHOULD BE ON THE ALERT FOR THE NEXT HOUR OR TWO AS THESE SHOWERS AND THUNDERSTORMS WILL LIKELY BE ACCOMPANIED BY BRIEF HEAVY RAIN AND STRONG GUSTY WINDS. SOME FLOODING OF LOW LYING AREAS AND STREETS CAN ALSO BE EXPECTED DUE TO RAINFALL THAT HAS OCCURRED DURING THE EARLY MORNING HOURS AND THEREFORE MOTORIST SHOULD USE ADDITIONAL CAUTION IN DRIVING THIS MORNING. ELSEWHERE..SCATTERED HEAVY SHOWERS AND A FEW VERY HEAVY THUNDERSTORMS CONTINUED FROM THE WESTERN BAHAMAS TO THE COASTAL WATERS OF SOUTHEAST FLORIDA. THE ACTIVITY ALSO EXTENDED OVER THE UPPER FLORIDA KEYS INTO FLORIDA BAY AND THE SOUTHEAST GULF OF MEXICO. MOVEMENT WAS NORTHWEST 10 MILES AN HOUR.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 1:01 PM EDT | Tornado Warning | MFL | Miami-Dade | 59 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1986Every severe thunderstorm warning 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.