Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 9, NWS Melbourne, FL

February 2, 2007Seminole County, Florida

NWS Melbourne, FL issued this tornado warning at Feb 2, 2007, 5:40 AM EST for Seminole County, Florida. It was in force for 35 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, 5:40 AM EST (10:40 UTC)
Expired
Feb 2, 2007, 6:15 AM EST
In force
35 min
Issued by
NWS Melbourne, FL
Area
Counties, with a storm outline in the text

County Seminole County, FL

The radar

The Melbourne radar (KMLB), 89 km from the middle of the area, began a volume at 10:40 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, 10.7 hours before the alert went out and 76 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 021044
TORMLB
FLC117-021115-
/O.NEW.KMLB.TO.W.0009.070202T1040Z-070202T1115Z/

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

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  SEMINOLE COUNTY IN EAST CENTRAL FLORIDA...
  THIS INCLUDES THE CITIES OF...WINTER SPRINGS...WEKIVA SPRINGS...
  SANFORD...OVIEDO...LONGWOOD...LAKE MARY...LAKE JESSUP...GENEVA...
  CASSELBERRY...GOLDENROD...ALTAMONTE SPRINGS...

* UNTIL 615 AM EST

* AT 539 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO JUST
  NORTHEAST OF ALTAMONTE   SPRINGS...MOVING EAST AT 60 MPH.

* THE TORNADO WILL BE NEAR...
  OVIEDO...LAKE JESSUP AND 7 MILES SOUTH OF MIDWAY BY 545 AM EST...
  GENEVA BY 550 AM EST...

ANOTHER STORM WITH SIGNIFICANT ROTATION WAS LOCATED SOUTHEAST OF 
SANFORD...MOVING TOWARD GENEVA.

THE IMMEDIATE DANGER OF A TORNADO IS HIGH. PEOPLE IN THE PATH OF THIS
DEVELOPING TORNADO ARE URGED TO QUICKLY PREPARE FOR ITS APPROACH.
THIS IS A DANGEROUS SITUATION ACT NOW AS SECONDS CAN SAVE LIVES

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.

TORNADOES AT NIGHT ARE DIFFICULT TO SEE. WATCH FOR THE POPPING OF
ELECTRIC LINES AND TRANSFORMERS OR LISTEN FOR THE SOUND OF LOUD
RUMBLING AS THAT OF AN APPROACHING FREIGHT TRAIN. TORNADOES ARE OFTEN
ASSOCIATED WITH STORMS WHICH ALSO PRODUCE LARGE HAIL AND EXCESSIVE
LIGHTNING.

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

LAT...LON 2875 8107 2866 8110 2862 8130 2865 8144
      2877 8141 2881 8134 2881 8120 2878 8117
      2881 8110

$$
3 follow-up statements
000 
WWUS52 KMLB 021055
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
552 AM EST FRI FEB 2 2007

FLC117-021115-
/O.CON.KMLB.TO.W.0009.000000T0000Z-070202T1115Z/
SEMINOLE FL-
552 AM EST FRI FEB 2 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 AM EST FOR SEMINOLE
COUNTY...

AT 550 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SIGNIFICANT ROTATION WITHIN A STORM LOCATED EAST OF WINTER 
SPRINGS AND NEAR OVIEDO AROUND HIGHWAY 434...MOVING EAST AT 60 MPH. 
THIS STORM WILL MOVE TO BETWEEN CHULUOTA AND GENEVA IN EAST SEMINOLE
COUNTY.

ANOTHER STORM NEAR LAKE HARNEY HAS WEAKENED...AND WILL BE MOVING OUT 
OF SEMINOLE COUNTY SHORTLY AFTER 600 PM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM EST FRIDAY MORNING FOR
EAST CENTRAL FLORIDA.

LAT...LON 2875 8107 2866 8110 2862 8130 2865 8144
      2877 8141 2881 8134 2881 8120 2878 8117
      2881 8110

$$
000 
WWUS52 KMLB 021058 CCA
SVSMLB

SEVERE WEATHER STATEMENT...CORRECTED FOR WATCH INFO
NATIONAL WEATHER SERVICE MELBOURNE FL
552 AM EST FRI FEB 2 2007

FLC117-021115-
/O.COR.KMLB.TO.W.0009.000000T0000Z-070202T1115Z/
SEMINOLE FL-
552 AM EST FRI FEB 2 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 AM EST FOR SEMINOLE
COUNTY...

AT 550 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE SIGNIFICANT ROTATION WITHIN A STORM LOCATED EAST OF WINTER 
SPRINGS AND NEAR OVIEDO AROUND HIGHWAY 434...MOVING EAST AT 60 MPH. 
THIS STORM WILL MOVE TO BETWEEN CHULUOTA AND GENEVA IN EAST SEMINOLE
COUNTY.

ANOTHER STORM NEAR LAKE HARNEY HAS WEAKENED...AND WILL BE MOVING OUT 
OF SEMINOLE COUNTY SHORTLY AFTER 600 PM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FRIDAY MORNING FOR
EAST CENTRAL FLORIDA.

LAT...LON 2875 8107 2866 8110 2862 8130 2865 8144
      2877 8141 2881 8134 2881 8120 2878 8117
      2881 8110

$$
000 
WWUS52 KMLB 021113
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
613 AM EST FRI FEB 2 2007

FLC117-021123-
/O.EXP.KMLB.TO.W.0009.000000T0000Z-070202T1115Z/
SEMINOLE FL-
613 AM EST FRI FEB 2 2007

...THE TORNADO WARNING FOR SEMINOLE COUNTY EXPIRES AT 615 AM EST...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM 
THAT PROMPTED THE WARNING WAS EXITING THE WARNING AREA...THUS THE 
WARNING HAS BEEN ALLOWED TO EXPIRE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 AM EST FRIDAY MORNING FOR
EAST CENTRAL FLORIDA.

LAT...LON 2875 8107 2866 8110 2862 8130 2865 8144
      2877 8141 2881 8134 2881 8120 2878 8117
      2881 8110

$$



CRISTALDI

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, 4:46 AM ESTTornado WarningMLBLake29 min
Feb 2, 5:15 AM ESTTornado WarningMLBLake, Orange45 min
Feb 2, 5:18 AM ESTTornado WarningMLBVolusia42 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.