Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 6, NWS Melbourne, FL

February 2, 2007Lake County, Florida

NWS Melbourne, FL issued this tornado warning at Feb 2, 2007, 4:46 AM EST for Lake County, Florida. It was in force for 29 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
Feb 2, 2007, 4:46 AM EST (09:46 UTC)
Expired
Feb 2, 2007, 5:15 AM EST
In force
29 min
Issued by
NWS Melbourne, FL
Area
Counties, with a storm outline in the text

County Lake County, FL

The radar

The Melbourne radar (KMLB), 123 km from the middle of the area, began a volume at 09:48 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
Feb 2, 12:52 AM ESTTornado WatchSPC7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 00:00Z, 9.8 hours before the alert went out and 112 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 2007-02-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 275 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 2007-02-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 373 square meters per square second.1939587897117Sfc1 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
275 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
803 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
373 m²/s²
0-3 km storm-relative helicity
586 m²/s²
Significant tornado parameter
1.0
Supercell composite
9.7

Open this sounding in Storm Lab

The text

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

000 
WFUS52 KMLB 020947
TORMLB
FLC069-021015-
/O.NEW.KMLB.TO.W.0006.070202T0946Z-070202T1015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
446 AM EST FRI FEB 2 2007

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL LAKE COUNTY IN EAST CENTRAL FLORIDA... 
 THIS INCLUDES THE CITIES OF...PAISLEY......CASSIA...

* UNTIL 515 AM EST

* AT 444 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
A   SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES NORTH 
OF MOUNT  DORA...MOVING EAST AT 50 MPH.

* THE TORNADO WILL BE NEAR...
  CASSIA BY 510 AM...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

LAT...LON 2891 8170 2873 8165 2880 8139 2896 8135
      2905 8145

$$

15

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 2, 12:36 AM ESTTornado WarningMLBVolusia39 min
Feb 2, 1:11 AM ESTSpecial Marine WarningMLB64 min
Feb 2, 1:12 AM ESTTornado WarningMLBVolusia48 min
Feb 2, 3:04 AM ESTTornado WarningMLBLake56 min
Feb 2, 3:49 AM ESTTornado WarningMLBVolusia26 min
Feb 2, 3:50 AM ESTSpecial Marine WarningMLB115 min
Feb 2, 4:10 AM ESTTornado WarningMLBVolusia27 min
Feb 2, 5:15 AM ESTTornado WarningMLBLake, Orange45 min
Feb 2, 5:18 AM ESTTornado WarningMLBVolusia42 min
Feb 2, 5:40 AM ESTTornado WarningMLBSeminole35 min
Feb 2, 6:07 AM ESTTornado WarningMLBBrevard, Volusia29 min
Feb 2, 6:20 AM ESTSpecial Marine WarningMLB85 min
Feb 2, 7:38 AM ESTSpecial Marine WarningMLB97 min
Feb 2, 9:30 AM ESTTornado WarningMLBBrevard, Indian River45 min
Feb 2, 9:52 AM ESTSpecial Marine WarningMLB53 min
Feb 2, 12:16 PM ESTTornado WarningMLBIndian River, Saint Lucie29 min
Feb 2, 12:26 PM ESTSpecial Marine WarningMLB64 min

Nearby

Tornado Warnings in Florida, 2007Every tornado warning in 2007Tornadoes in 2007

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.