Alert archive / Florida / Tornado Warnings in 2013

Tornado Warning 17, NWS Melbourne, FL

June 6, 2013Martin County, Florida

NWS Melbourne, FL issued this tornado warning at Jun 6, 2013, 7:30 AM EDT for Martin County, Florida. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 6, 2013, 7:30 AM EDT (11:30 UTC)
Expired
Jun 6, 2013, 8:15 AM EDT
In force
45 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon

County Martin County, FL

The radar

The Melbourne radar (KMLB), 129 km from the middle of the area, began a volume at 11:30 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 6, 3:42 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 11.5 hours before the alert went out and 135 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, Miami, FL at 00:00Z on 2013-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1865 joules per kilogram.LCLEL10008507005003002001001 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, Miami, FL at 00:00Z on 2013-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
1865 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
618 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.4

Open this sounding in Storm Lab

The text

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

391 
WFUS52 KMLB 061130
TORMLB
FLC085-061215-
/O.NEW.KMLB.TO.W.0017.130606T1130Z-130606T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
730 AM EDT THU JUN 6 2013

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN MARTIN COUNTY IN FLORIDA...
  THIS INCLUDES THE CITIES OF...PORT SALERNO...PALM CITY...JUPITER
  ISLAND...HOBE SOUND...

* UNTIL 815 AM EDT.

* AT 728 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR JONATHAN
  DICKINSON STATE PARK...OR NEAR JUPITER...MOVING NORTH AT 20 MPH.

ANOTHER AREA OF ROTATION WAS JUST SOUTH OF MARTIN COUNTY IN 
NORTHEAST PALM BEACH COUNTY. THIS AREA OF ROTATION WAS ALSO MOVING 
NORTHWARD TOWARDS MARTIN COUNTY.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HOBE
  SOUND BEACH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER.

&&

LAT...LON 2696 8028 2717 8035 2718 8015 2716 8015
      2703 8009 2697 8007 2697 8014 2695 8015
      2695 8017
TIME...MOT...LOC 1129Z 163DEG 16KT 2697 8017

$$

SEDLOCK
3 follow-up statements
490 
WWUS52 KMLB 061143
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
743 AM EDT THU JUN 6 2013

FLC085-061215-
/O.CON.KMLB.TO.W.0017.000000T0000Z-130606T1215Z/
MARTIN-
743 AM EDT THU JUN 6 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM EDT FOR EASTERN
MARTIN COUNTY...

AT 741 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR JONATHAN DICKINSON 
STATE PARK...OR NEAR JUPITER...MOVING NORTH AT 20 MPH. THIS 
CIRCULATION RECENTLY MOVED NORTH INTO SOUTHEAST MARTIN COUNTY FROM 
PALM BEACH COUNTY.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO JUPITER
ISLAND...HOBE SOUND BEACH...HOBE SOUND...HOBE SOUND WILDLIFE
REFUGE...PORT SALERNO AND PALM CITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EDT THURSDAY MORNING
FOR EASTERN FLORIDA.

&&

LAT...LON 2696 8028 2717 8035 2718 8015 2716 8015
      2703 8009 2697 8007 2697 8014 2695 8015
      2695 8017
TIME...MOT...LOC 1143Z 180DEG 19KT 2697 8013

$$

SEDLOCK
847 
WWUS52 KMLB 061159
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
759 AM EDT THU JUN 6 2013

FLC085-061215-
/O.CON.KMLB.TO.W.0017.000000T0000Z-130606T1215Z/
MARTIN-
759 AM EDT THU JUN 6 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 AM EDT FOR EASTERN
MARTIN COUNTY...

AT 757 AM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT A TORNADO. THIS TORNADO WAS LOCATED NEAR HOBE SOUND...MOVING 
NORTH AT 30 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PORT
SALERNO AND PALM CITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A STRONG BUILDING ON
THE LOWEST FLOOR...IN AN INTERIOR ROOM SUCH AS A BATHROOM OR CLOSET.
KEEP AWAY FROM WINDOWS. GET UNDER A WORKBENCH OR OTHER PIECE OF
STURDY FURNITURE. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

EVACUATE MOBILE HOMES OR VEHICLES FOR MORE SUBSTANTIAL SHELTER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EDT THURSDAY MORNING
FOR EASTERN FLORIDA.

&&

LAT...LON 2696 8028 2717 8035 2718 8015 2716 8015
      2703 8009 2697 8007 2697 8014 2695 8015
      2695 8017
TIME...MOT...LOC 1159Z 168DEG 30KT 2709 8015

$$

SEDLOCK
200 
WWUS52 KMLB 061209
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
809 AM EDT THU JUN 6 2013

FLC085-061219-
/O.EXP.KMLB.TO.W.0017.000000T0000Z-130606T1215Z/
MARTIN-
809 AM EDT THU JUN 6 2013

...THE TORNADO WARNING FOR EASTERN MARTIN COUNTY WILL EXPIRE AT 815
AM EDT...

THE SEVERE STORM THAT PROMPTED THE WARNING HAD WEAKENED AND EXITED 
THE WARNING AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE. THE 
MAIN AREA OF CIRCULATION HAS MOVED OFF OF THE COAST AND INTO THE 
NEAR SHORE WATERS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EDT THURSDAY MORNING
FOR EASTERN FLORIDA.

LAT...LON 2696 8028 2717 8035 2718 8015 2716 8015
      2703 8009 2697 8007 2697 8014 2695 8015
      2695 8017
TIME...MOT...LOC 1209Z 168DEG 30KT 2717 8017

$$

SEDLOCK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 4:10 AM EDTLake Wind AdvisoryMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia16 hr
Jun 6, 6:31 AM EDTSpecial Weather StatementMLBOsceola44 min
Jun 6, 6:40 AM EDTTornado WarningMLBOsceola35 min
Jun 6, 7:00 AM EDTTornado WarningMLBMartin30 min
Jun 6, 7:32 AM EDTSpecial Marine WarningMLB88 min
Jun 6, 7:40 AM EDTSpecial Weather StatementMLBBrevard, Indian River35 min
Jun 6, 7:41 AM EDTSpecial Weather StatementMLBBrevard, Indian River34 min
Jun 6, 8:34 AM EDTSpecial Weather StatementMLBBrevard56 min
Jun 6, 9:02 AM EDTSpecial Marine WarningMLB88 min
Jun 6, 9:07 AM EDTSpecial Weather StatementMLBMartin38 min
Jun 6, 9:18 AM EDTAreal Flood AdvisoryMLBMartin117 min
Jun 6, 10:18 AM EDTTornado WarningMLBOkeechobee, Osceola27 min
Jun 6, 10:32 AM EDTSpecial Marine WarningMLB118 min
Jun 6, 11:41 AM EDTAreal Flood AdvisoryMLBOrange, Osceola, Seminole, Volusia109 min
Jun 6, 12:16 PM EDTSpecial Weather StatementMLBSaint Lucie44 min
Jun 6, 12:28 PM EDTTornado WarningMLBOrange, Seminole, Volusia47 min
Jun 6, 12:46 PM EDTTornado WarningMLBOkeechobee44 min
Jun 6, 12:54 PM EDTSpecial Marine WarningMLB2 hr
Jun 6, 1:14 PM EDTSpecial Weather StatementMLBMartin31 min
Jun 6, 1:15 PM EDTTornado WarningMLBBrevard, Osceola30 min
Jun 6, 1:27 PM EDTTornado WarningMLBMartin, Saint Lucie48 min
Jun 6, 2:13 PM EDTSpecial Marine WarningMLB92 min
Jun 6, 2:30 PM EDTTornado WarningMLBIndian River30 min
Jun 6, 2:32 PM EDTTornado WarningMLBSaint Lucie13 min
Jun 6, 3:16 PM EDTSpecial Marine WarningMLB2 hr
Jun 6, 3:50 PM EDTAreal Flood AdvisoryMLBOkeechobee115 min
Jun 6, 3:57 PM EDTAreal Flood AdvisoryMLBIndian River, Martin, Saint Lucie4 hr
Jun 6, 5:49 PM EDTSpecial Marine WarningMLB86 min

Nearby

Tornado Warnings in Florida, 2013Every tornado warning in 2013Tornadoes in 2013

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.