Alert archive / Florida / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 11, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Mar 16, 1986, 9:04 AM EST for Flagler County, Volusia County, Florida. It was in force for 66 min.
The area
The counties it named.
The facts
- Issued
- Mar 16, 1986, 9:04 AM EST (14:04 UTC)
- Expired
- Mar 16, 1986, 10:10 AM EST
- In force
- 66 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
Counties Flagler County, FL, Volusia 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
Cape Canaveral, FL (KXMR), launched 12:00Z, 2.1 hours before the alert went out and 113 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
- 3 J/kg
- Mixed-layer CIN
- -164 J/kg
- Mixed-layer LCL
- 1398 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 127 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 KDAB 161404 SVRDAB FLC035-127-161530- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE DAYTONA BEACH FL 904 AM EST SUN MAR 16 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 1030 AM EST FOR PEOPLE IN THE FOLLOWING COUNTIES OF EAST CENTRAL FLORIDA...FLAGLER AND NORTHWEST VOLUSIA ...THIS WARNING ALSO INCLUDES THE ADJACENT COASTAL WATERS FOR THE COUNTIES JUST MENTIONED RADAR DETECTS SEVERE THUNDERSTORMS OVER SOUTHEAST MARION COUNTY MOVING TOWARD NORTHWEST VOLUSIA COUNTY AND FLAGLER COUNTY. THE SEVERE THUNDERSTORMS ARE MOVING NORTHEAST 45 MPH. IF YOU ARE IN OR NEAR THE WARNED AREA GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG DAMAGING WINDS..LARGE HAIL..VERY HEAVY RAIN.. AND DANGEROUS LIGHTNING. BOATERS SHOULD TAKE NECESSARY ACTION TO AVOID THE DANGEROUS THUNDERSTORMS. THIS IS A DANGEROUS STORM. TAKE COVER :IMMEDIATELY ! REMEMBER..THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE OR NO ADVANCE WARNING.
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, Mar 16, 3:38 AM EST, 5 hours 26 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 330 AM EST SUN MAR 16 1986 A TORNADO WATCH IS IN EFFECT UNTIL 800AM FOR MARION..FLAGLER.. VOLUSIA..BREVARD AND INDIAN RIVER COUNTIES AND THE ADJACENT COASTAL WATERS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE LAST HOUR..HOWEVER RAIN AND A FEW EMBEDDED SHOWERS COVERED MOST OF THE PENINSULA FROM CRYSTAL RIVER AND DAYTONA BEACH SOUTH TO VERO BEACH AND SARAySOTA. SHOWER MOVEMENT WAS EAST AT 25 TO 30 MPH.
Special weather statement, Mar 16, 4:30 AM EST, 4 hours 34 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 430 AM EST SUN MAR 16 1986 A TORNADO WATCH IS IN EFFECT UNTIL 800AM FOR MARION..FLAGLER.. VOLUSIA..BREVARD AND INDIAN RIVER COUNTIES AND THE ADJACENT COASTAL WATERS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE LAST HOUR..HOWEVER A COUPLE OF HEAVY SHOWERS WERE JUST WEST OF KISSIMMEE AND NORTH OF LAKELAND. A RATHER LARGE AREA OF PRECIPITATION WAS COVERING MOST OF THE FLORIDA PENINSULA FROM CRYSTAL RIVER AND DAYTONA BEACH SOUTH TO LAKE OKEECHOBEE. SHOWER MOVEMENT WAS EAST AT 35 MPH.
Special weather statement, Mar 16, 4:55 AM EST, 4 hours 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ORLANDO FL 445 AM EST SUN MAR 16 1986 A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF CENTRAL FLORIDA UNTIL 800 AM THIS SUNDAY MORNING. NO SEVERE WEATHER HAS BEEN REPORTED TO THIS OFFICE BUT A LARGE AREA OF RAIN WITH EMBEDDED THUNDERSTORMS EXTENDS FROM DAYTONA BEACH TO CRYSTAL RIVER SOUTH INTO THE EVERGLADES. THE THUNDERSTORMS ARE MOVING TO THE EAST AT 35 MILES AN HOUR. REMEMBER..A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE ALERT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Mar 16, 5:30 AM EST, 3 hours 34 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 530 AM EST SUN MAR 16 1986 A TORNADO WATCH IS IN EFFECT UNTIL 800AM FOR MARION..FLAGLER.. VOLUSIA..BREVARD AND INDIAN RIVER COUNTIES AND THE ADJACENT COASTAL WATERS. NO SEVERE WEATHER HAS BEEN REPORTED DURING THE LAST HOUR. THE HEAVIEST SHOWERS WERE IN THE GULF JUST SOUTHWEST OF BAYPORT. THE AREA OF RAIN APPEARED TO BE DECREASING SOMEWHAT IN SIZE AND NOW COVERED ABOUT ONE HALF OF THE FLORIDA PENINSULA FROM BAYPORT AND SANFORD SOUTH TO VENICE AND MELBOURNE. SHOWER MOVEMENT WAS EAST AT 40 MPH.
Special weather statement, Mar 16, 6:46 AM EST, 2 hours 18 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 645 AM EST SUN MAR 16 1986 A TORNADO WATCH IS IN EFFECT UNTIL 800 AM FOR MARION..FLAGLER.. VOLUSIA..BREVARD AND INDIAN RIVER COUNTIES AND THE ADJACENT COASTAL WATERS. THUNDERSTORMS WERE OVER WEST CENTRAL FLORDIA IN THE TAMPA BAY AREA EXTENDING INLAND TO LAKELAND. THUNDERSTORMS HAD DEVELOPED OVER NORTH FLORIDA ABOUT 25 MILES NORTH OF CROSS CITY. RAIN WAS ALONG THE EAST COAST AND OUT OVER THE COASTAL WATERS FROM CAPE CANAVERAL SOUTH TO VERO BEACH STRETCHING INLAND TO THE ORLANDO AREA. MOVEMENT WAS RAPIDLY EAST AT 45 MPH.
Special weather statement, Mar 16, 7:45 AM EST, 1 hour 19 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DAYTONA BEACH FL 745 AM EST SUN MAR 16 1986 A TORNADO WATCH IS IN EFFECT UNTIL 800 AM FOR MARION..FLAGLER.. VOLUSIA..BREVARD AND INDIAN RIVER COUNTIES AND THE ADJACENT COASTAL WATERS. STRONG THUNDERSTORMS WERE ALONG THE GULF COAST AND OUT OVER THE COASTAL WATERS FROM THE TAMPA BAY AREA NORTH TO BAYPORT. THUNDERSTORMS WERE OVER THE INTERIOR OF NORTH FLORIDA BETWEEN LAKE CITY AND JACKSONVILLE AND OVER CENTRAL FLORIDA BETWEEN LAKELAND AND ORLANDO. RAIN WAS ALONG THE EAST COAST AND OUT OVER THE COASTAL WATERS FROM BETWEEN DAYTONA BEACH AND MELBOURNE AND FARTHER SOUTH FROM VERO BEACH TO FORT PIERCE. MOVEMENT WAS RAPIDLY EAST AT 45 MPH.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 8:41 AM EST | Severe Thunderstorm Warning | MLB | Marion | 49 min |
| Mar 16, 9:01 AM EST | Severe Thunderstorm Warning | MLB | Marion | 29 min |
| Mar 16, 1:15 PM EST | Severe Thunderstorm Warning | MLB | Volusia | 45 min |
| Mar 16, 1:23 PM EST | Severe Thunderstorm Warning | MLB | Flagler, Volusia | 67 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.