Alert archive / Florida / Tornado Warnings in 2007

Tornado Warning 25, NWS Melbourne, FL

October 2, 2007Volusia County, Florida

NWS Melbourne, FL issued this tornado warning at Oct 2, 2007, 10:17 AM EDT for Volusia County, Florida. It was in force for 21 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
Oct 2, 2007, 10:17 AM EDT (14:17 UTC)
Expired
Oct 2, 2007, 10:38 AM EDT
In force
21 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 139 km from the middle of the area, began a volume at 14:19 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 12:00Z, 2.3 hours before the alert went out and 109 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 12:00Z on 2007-10-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1823 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 12:00Z on 2007-10-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939Sfc1 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
1823 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
609 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
138 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 
WFUS52 KMLB 021420
TORMLB
FLC127-021500-
/O.NEW.KMLB.TO.W.0025.071002T1417Z-071002T1500Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1017 AM EDT TUE OCT 2 2007

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL VOLUSIA COUNTY IN EAST CENTRAL FLORIDA...
  THIS INCLUDES THE CITIES OF...ORMOND BEACH...HOLLY HILL...

* UNTIL 1100 AM EDT

* AT 1016 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 15 MILES EAST OF
  ORMOND BY THE SEA...OR ABOUT 15 MILES EAST OF ORMOND BEACH...
  MOVING WEST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  ORMOND BY THE SEA AND ORMOND BEACH BY 1040 AM   EDT...

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. ABANDON YOUR VEHICLE IF THE
TORNADO IS NEARBY.

LAT...LON 2930 8097 2924 8097 2922 8098 2920 8122
      2929 8120 2930 8117 2944 8117 2946 8109
TIME...MOT...LOC 1417Z 095DEG 18KT 2938 8080

$$
1 follow-up statement
000 
WWUS52 KMLB 021438
SVSMLB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MELBOURNE FL
1036 AM EDT TUE OCT 2 2007

FLC127-021446-
/O.CAN.KMLB.TO.W.0025.000000T0000Z-071002T1500Z/
VOLUSIA FL-
1036 AM EDT TUE OCT 2 2007

...THE TORNADO WARNING FOR NORTH CENTRAL VOLUSIA COUNTY IS
CANCELLED...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE SEVERE STORM AND
TORNADO THAT PROMPTED THE WARNING HAD WEAKENED AND NO LONGER APPEARED
CAPABLE OF PRODUCING TORNADOES OR OTHER SEVERE WEATHER...THUS THE
WARNING HAS BEEN CANCELLED. HOWEVER...HEAVY RAIN AND DANGEROUS 
LIGHTNING STRIKES WILL CONTINUE TO BE POSSIBLE...MAINLY NEAR FLAGLER 
BEACH.

LAT...LON 2930 8097 2924 8097 2922 8098 2920 8122
      2929 8120 2930 8117 2944 8117 2946 8109
TIME...MOT...LOC 1436Z 095DEG 18KT 2939 8091

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 2, 3:37 AM EDTWind AdvisoryMLBVolusia7 hr
Oct 2, 5:50 AM EDTSpecial Marine WarningMLB55 min
Oct 2, 10:02 AM EDTSpecial Marine WarningMLB54 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.