Alert archive / Florida / Tornado Warnings in 2006

Tornado Warning 13, NWS Melbourne, FL

December 25, 2006Lake County, Volusia County, Florida

NWS Melbourne, FL issued this tornado warning at Dec 25, 2006, 12:39 PM EST for Lake County, Volusia County, Florida. It was in force for 51 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: Dec 25, 2006, 12:39 PM EST (17:39 UTC)
Expired: Dec 25, 2006, 1:30 PM EST
In force: 51 min
Issued by: NWS Melbourne, FL
Area: Counties, with a storm outline in the text

Counties Lake County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 144 km from the middle of the area, began a volume at 17:42 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.

Issued	Product	Office	Lasted
Dec 25, 10:08 AM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 5.7 hours before the alert went out and 128 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1340 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 497 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 113 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 6.4

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMLB 251741
TORMLB
FLC069-127-251830-
/O.NEW.KMLB.TO.W.0013.061225T1739Z-061225T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1239 PM EST MON DEC 25 2006

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN LAKE COUNTY IN EAST CENTRAL FLORIDA.

  THIS INCLUDES THE CITIES OF EUSTIS...ASTOR AND ASTOR PARK.

  NORTHWESTERN VOLUSIA COUNTY IN EAST CENTRAL FLORIDA.

  THIS INCLUDES THE CITIES OF...PIERSON...BARBERVILLE AND SEVILLE.

* UNTIL 130 PM EST

* AT 1237 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES NORTHWEST
  OF EUSTIS...OR ABOUT NEAR LISBON...MOVING NORTHEAST AT 45 MPH.

* THE TORNADO WILL BE NEAR...
  PIERSON AND BARBERVILLE BY 105 PM EST

THIS STORM IS CAPABLE OF PRODUCING A TORNADO AT ANY TIME. PEOPLE IN
THE PATH OF THIS STORM SHOULD ACT NOW IN ORDER TO PROTECT THEMSELVES.
DO NOT WAIT FOR THE TORNADO TO DEVELOP BEFORE ACTING...YOU MAY NOT
SEE OR HEAR ITS APPROACH. DO NOT GET CAUGHT OFF GUARD

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. IF NO
SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

THE TORNADO WILL LIKELY BE WRAPPED IN HEAVY RAIN MAKING IT DIFFICULT
TO SEE. BE SMART AND REACT NOW

LAT...LON 2893 8186 2882 8170 2939 8112 2955 8134

$$


CRISTALDI

2 follow-up statements

000 
WWUS52 KMLB 251807
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
106 PM EST MON DEC 25 2006

FLC069-127-251830-
/O.CON.KMLB.TO.W.0013.000000T0000Z-061225T1830Z/
LAKE FL-VOLUSIA FL-
106 PM EST MON DEC 25 2006

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM EST FOR
NORTHWESTERN VOLUSIA AND NORTH CENTRAL LAKE COUNTIES...

AT 104 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS SHOWING A 
SECOND AREA OF ROTATION LOCATED 9 MILES SOUTH OF LAKE WOODRUFF... OR 
ABOUT 6 MILES NORTHWEST OF ORANGE CITY...MOVING NORTHEAST AT 40 MPH
TOWARD THE DELAND AND LAKE HELEN AREAS.

RESIDENTS IN THIS AREA SHOULD SEEK SHELTER NOW

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM EST MONDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

LAT...LON 2893 8186 2882 8170 2939 8112 2955 8134

$$

000 
WWUS52 KMLB 251821
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
120 PM EST MON DEC 25 2006

FLC069-127-251830-
/O.CON.KMLB.TO.W.0013.000000T0000Z-061225T1830Z/
LAKE FL-VOLUSIA FL-
120 PM EST MON DEC 25 2006


...STRONG ROTATING STORMS WITH THE POTENTIAL TO PRODUCE TORNADOES 
HEADED FOR COASTAL VOLUSIA COUNTY...

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM EST FOR VOLUSIA 
COUNTIES...

AT 119 PM EST...A TRAINED WEATHER SPOTTER REPORTED SMALL TREE 
BRANCHES DOWN AND ESTIMATED WIND GUSTS OF 50 TO 60 MPH JUST WEST OF 
DELAND AS A SEVERE STORM MOVED THROUGH THAT AREA.

THE LINE OF STORMS WAS LOCATED ALONG A LINE EXTENDING FROM CONRAD
TO 12 MILES SOUTHEAST OF LAKE WOODRUFF TO LAKE MONROE TO LONGWOOD... 
MOVING NORTHEAST AT 45 MPH.

THE STRONGEST POTENTIAL FOR WIND DAMAGE AND A TORNADO TOUCHDOWN 
THROUGH 200 PM WILL BE FROM TIGER BAY FOREST AND SPRUCE CREEK TO THE 
COAST FROM ORMOND BEACH SOUTH TO PONCE INLET.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM EST MONDAY AFTERNOON
FOR EAST CENTRAL FLORIDA.

LAT...LON 2893 8186 2882 8170 2939 8112 2955 8134

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 25, 11:57 AM EST	Tornado Warning	MLB	Lake	48 min
Dec 25, 1:24 PM EST	Tornado Warning	MLB	Volusia	51 min
Dec 25, 1:44 PM EST	Special Marine Warning	MLB		61 min
Dec 25, 2:09 PM EST	Severe Thunderstorm Warning	MLB	Brevard, Orange, Volusia	66 min
Dec 25, 2:12 PM EST	Special Marine Warning	MLB		2 hr
Dec 25, 2:27 PM EST	Tornado Warning	MLB	Brevard	33 min
Dec 25, 2:59 PM EST	Severe Thunderstorm Warning	MLB	Brevard	38 min
Dec 25, 3:49 PM EST	Special Marine Warning	MLB		71 min

Nearby

Tornado Warnings in Florida, 2006 Every tornado warning in 2006 Tornadoes in 2006

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.