Alert archive / Florida / Tornado Warnings in 2004

Tornado Warning 25, NWS Melbourne, FL

September 4, 2004Brevard County, Florida

NWS Melbourne, FL issued this tornado warning at Sep 4, 2004, 8:11 PM EDT for Brevard County, Florida. It was in force for 64 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, 8:11 PM EDT (00:11 UTC)
Expired: Sep 4, 2004, 9:15 PM EDT
In force: 64 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), 59 km from the middle of the area, began a volume at 00:12 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
Sep 4, 7:55 PM EDT	Tornado Watch	SPC	12 hr

The nearest sounding before it

Tampa Bay, FL (KTBW), launched 00:00Z, 0.2 hours before the alert went out and 223 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: 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 050011
TORMLB
FLC009-050115-

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

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN AND CENTRAL BREVARD COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 915 PM EDT

* AT 807 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SEVERAL STORMS CAPABLE OF PRODUCING TORNADOES OVER THE ATLANTIC 
OFFSHORE CAPE CANAVERAL...MOVING WEST SOUTHWEST AT 65 MPH.

* THE STORMS ARE EXPECTED TO...
  MOVE ONSHORE CAPE CANAVERAL AIR STATION AND KENNEDY SPACE CENTER  
THROUGH 9 PM. IF THESE STORMS HOLD TOGETHER THEY WILL ALSO MOVE OVER 
MERRITT ISLAND. 

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.

IF YOU ARE IN AN RV PARK...LEAVE YOUR RECREATIONAL VEHICLE. MANY
PARKS HAVE CENTRALIZED BUILDINGS SUCH AS REC CENTERS...POOL HOUSES...
COMMUNITY SHOWERS AND BATHS...OR A MAIN OFFICE WHICH CAN OFFER BETTER
PROTECTION.

LAT...LON 2858 8000 2876 8006 2876 8090 2818 8082

$$

KELLY

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 4, 9:15 PM EDT	Tornado Warning	MLB	Brevard	30 min
Sep 4, 11:15 PM EDT	Tornado Warning	MLB	Volusia	60 min

Nearby

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