Alert archive / Florida / Tornado Warnings in 2004

Tornado Warning 26, NWS Melbourne, FL

September 4, 2004Brevard County, Florida

NWS Melbourne, FL issued this tornado warning at Sep 4, 2004, 9:15 PM EDT for Brevard County, Florida. It was in force for 30 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
Sep 4, 2004, 9:15 PM EDT (01:15 UTC)
Expired
Sep 4, 2004, 9:45 PM EDT
In force
30 min
Issued by
NWS Melbourne, FL
Area
Counties, with a storm outline in the text

County Brevard County, FL

The radar

The Melbourne radar (KMLB), 3 km from the middle of the area, began a volume at 01:15 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
Sep 4, 7:55 PM EDTTornado WatchSPC12 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 1.3 hours before the alert went out and 176 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, Tampa Bay, FL at 00:00Z on 2004-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 00:00Z on 2004-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1308 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
84 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 050115
TORMLB
FLC009-050145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
915 PM EDT SAT SEP 4 2004

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN BREVARD COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 945 PM EDT

* AT 912 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  STORM CAPABLE OF PRODUCING A TORNADO OVER INDIAN HARBOUR BEACH...OR
  ABOUT OVER SATELLITE BEACH...MOVING SOUTHWEST AT 70 MPH.

* THE STORM IS EXPECTED TO BE...
  NEAR CAMP HOLLY FISH CAMP...MELBOURNE VILLAGE...WEST MELBOURNE AT
     920 PM EDT

TORNADOES ASSOCIATED WITH TROPICAL CYCLONES ARE OFTEN WRAPPED IN
HEAVY RAIN AND ARE HARD TO SEE OR HEAR UNTIL THEY ARE VERY CLOSE. DO
NOT GET CAUGHT OFFGUARD

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS IN A STRONG
BUILDING ON THE LOWEST FLOOR. MOVE TO AN INTERIOR ROOM AND KEEP AWAY
FROM WINDOWS.

LAT...LON 2810 8051 2826 8062 2809 8087 2790 8083

$$

PB

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 4, 8:11 PM EDTTornado WarningMLBBrevard64 min
Sep 4, 11:15 PM EDTTornado WarningMLBVolusia60 min

Nearby

Tornado Warnings in Florida, 2004Every tornado warning in 2004Tornadoes in 2004

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.