Alert archive / Florida / Flash Flood Warnings in 2004

Flash Flood Warning 4, NWS Melbourne, FL

September 26, 20046 counties in Florida

NWS Melbourne, FL issued this flash flood warning at Sep 26, 2004, 12:01 PM EDT for 6 counties in Florida. It was in force for 6 hr. 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 26, 2004, 12:01 PM EDT (16:01 UTC)
Expired
Sep 26, 2004, 6:00 PM EDT
In force
6 hr
Issued by
NWS Melbourne, FL
Area
Counties, with a storm outline in the text

Counties Brevard County, FL, Lake County, FL, Orange County, FL, Osceola County, FL, Seminole County, FL, Volusia County, FL

The radar

The Melbourne radar (KMLB), 55 km from the middle of the area, began a volume at 16:00 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

Tampa Bay, FL (KTBW), launched 12:00Z, 4.0 hours before the alert went out and 141 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 12:00Z on 2004-09-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tampa Bay, FL at 12:00Z on 2004-09-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1737 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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 
WGUS52 KMLB 261604
FFWMLB
FLC009-069-095-097-117-127-262200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MELBOURNE FL
1201 PM EDT SUN SEP 26 2004

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BREVARD COUNTY
  LAKE COUNTY
  ORANGE COUNTY
  OSCEOLA COUNTY
  SEMINOLE COUNTY
  VOLUSIA COUNTY
  IN EAST CENTRAL FLORIDA

* UNTIL 600 PM EDT

* AT 1159 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  VERY HEAVY RAIN AROUND THE CIRCULATION OF TROPICAL CYCLONE JEANNE.
  THE HEAVIEST RAIN WILL OCCUR THIS AFTERNOON ACROSS LAKE...SEMINOLE 
  ...ORANGE AND OSCEOLA COUNTIES WHERE ADDITIONAL RAINFALL AMOUNTS
  OF 3 TO 5 INCHES ARE EXPECTED. ACROSS BREVARD AND VOLUSIA          
  COUNTIES...ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES IN         
  OCCASIONAL SHOWER BANDS WILL CONTINUE TO THE EAST SIDE OF THE      
  CENTER OF JEANNES CIRCULATION.

  STORM TOTAL RAINFALL AMOUNTS MAY REACH ABOVE 8 TO 10 INCHES        
  IN SOME AREAS WHICH WILL CAUSE ADDITIONAL URBAN AND RURAL
  FLOODING. 

* SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...
  PALM BAY...LAKE MARIAN...WINDERMERE AND CLERMONT. 

RAINFALL FROM THIS STORM WILL CAUSE FLOODING OF STREETS...LOW LYING 
AND OTHER POOR DRAINAGE AREAS. ADDITIONALLY...COUNTRY ROADS AND 
FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING 
AREAS ARE SUBJECT TO FLOODING. DRIVERS SHOULD USE EXTREME CAUTION. 
IT IS EASY TO LOSE CONTROL OF YOUR VEHICLE AND HYDROPLANE. IS IS NOT 
SAFE TO USE CRUISE CONTROL ON RAIN SOAKED ROADS.

A FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST
FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...
DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROAD. NEVER TRY TO
CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.


LAT...LON 2765 8112 2784 8089 2785 8046 2860 8053
      2957 8114 2916 8203 2834 8196

$$

VOLKMER

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 25, 8:53 PM EDTFlash Flood WarningMLBIndian River, Martin, Saint Lucie4 hr
Sep 25, 9:06 PM EDTTornado WarningMLBMartin, Saint Lucie54 min
Sep 25, 9:47 PM EDTTornado WarningMLBIndian River58 min
Sep 25, 11:58 PM EDTTornado WarningMLBBrevard62 min
Sep 26, 12:35 AM EDTFlash Flood WarningMLBBrevard, Indian River, Martin, Okeechobee, Osceola, Saint Lucie5 hr
Sep 26, 2:32 AM EDTTornado WarningMLBIndian River58 min

Nearby

Flash Flood Warnings in Florida, 2004Every flash flood warning 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.