Alert archive / Florida / Tornado Warnings in 1994

Tornado Warning 18, NWS Melbourne, FL

November 15, 1994Palm Beach County, Florida

NWS Melbourne, FL issued this tornado warning at Nov 15, 1994, 10:47 PM EST for Palm Beach County, Florida. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
Nov 15, 1994, 10:47 PM EST (03:47 UTC)
Expired
Nov 15, 1994, 11:45 PM EST
In force
58 min
Issued by
NWS Melbourne, FL
Area
Whole counties

County Palm Beach County, FL

The radar

The Miami radar (KAMX), 115 km from the middle of the area, began a volume at 03:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 3.8 hours before the alert went out and 203 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.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 00:00Z on 1994-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 427 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 00:00Z on 1994-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
427 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KPBI 160357 COR
TORPBI
FLC099-160445-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED FOR COUNTY LOCATION...
NATIONAL WEATHER SERVICE WEST PALM BEACH FL
1047 PM EST TUE NOV 15 1994

THE NATIONAL WEATHER SERVICE IN WEST PALM BEACH HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1145 PM EST
FOR THE FOLLOWING LOCATIONS......

IN SOUTH FLORIDA

   ...NORTH EAST PALM BEACH COUNTY

AND THE ADJACENT COASTAL WATERS ALONG THE SOUTHEAST COAST

AT 1035 PM EST THE PALM BEACH FIRE RESCUE REPORTED A TORNADO
2 MILES INLAND FROM THE COAST IN JUPITER, FL. THIS TORNADO IS
ASSOCIATED WITH HEAVY THUNDERSTORMS MOVING NORTHWEST OVER
SOUTH FLORIDA.


IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE CAUGHT IN THE PATH OF
A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT.



&
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The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 7:06 PM ESTTornado WarningMLBBrevard54 min
Nov 15, 8:32 PM ESTTornado WarningMLBBrevard58 min
Nov 15, 9:35 PM ESTTornado WarningMLBBrevard55 min
Nov 15, 9:47 PM ESTTornado WarningMLBPalm Beach58 min
Nov 16, 3:34 AM ESTTornado WarningMLBSeminole48 min
Nov 16, 3:34 AM ESTTornado WarningMLBVolusia56 min
Nov 16, 9:16 AM ESTTornado WarningMLBPalm Beach29 min

Nearby

Tornado Warnings in Florida, 1994Every tornado warning in 1994Tornadoes in 1994

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; radar from the NEXRAD Level II archive.