Alert archive / Florida / Flash Flood Warnings in 2003

Flash Flood Warning 1, NWS Miami, FL

May 27, 2003Broward County, Florida

NWS Miami, FL issued this flash flood warning at May 27, 2003, 6:10 PM EDT for Broward County, Florida. It was in force for 3 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
May 27, 2003, 6:10 PM EDT (22:10 UTC)
Expired
May 27, 2003, 9:00 PM EDT
In force
3 hr
Issued by
NWS Miami, FL
Area
Counties, with a storm outline in the text

County Broward County, FL

The radar

The Miami radar (KAMX), 61 km from the middle of the area, began a volume at 22:11 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

Key West, FL (KEYW), launched 12:00Z, 10.2 hours before the alert went out and 233 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, Key West, FL at 12:00Z on 2003-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1254 joules per kilogram.LCLEL10008507005003002001001 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, Key West, FL at 12:00Z on 2003-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
1254 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
924 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
-1 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 KMFL 272210
FFWMIA
FLC011-280100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
610 PM EDT TUE MAY 27 2003

THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN BROWARD COUNTY IN SOUTHEAST FLORIDA

* UNTIL 900 PM EDT

* AT 606 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  5 TO 7 INCHES OF RAIN HAD FALLEN OVER PORTIONS OF METRO BROWARD    
  COUNTY IN THE LAST 3 HOURS. BROWARD COUNTY EMERGENCY MANAGEMENT    
  REPORTED THAT STREET FLOODING WAS OCCURRING AND CANALS WERE NEAR   
  BANK FULL. ADDITIONAL HEAVY RAIN WILL CONTINUE FROM FORT           
  LAUDERDALE   TO DANIA BEACH TO HOLLYWOOD.

EXCESSIVE RUNOFF WILL CAUSE FLOODING OF LOW LYING AREAS AND 
INTERSECTIONS AND POOR DRAINAGE AREAS. DO NOT DRIVE THROUGH FLOODED 
ROADS

LAT...LON 2598 8028 2599 8013 2607 7999 2630 8004
          2631 8024

.END

HANDEL

The office that day

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

IssuedProductOfficeCountiesLasted
May 27, 3:48 PM EDTSpecial Marine WarningMFL57 min
May 27, 4:51 PM EDTSevere Thunderstorm WarningMFLBroward54 min
May 27, 5:06 PM EDTTornado WarningMFLBroward, Palm Beach54 min
May 27, 5:09 PM EDTSpecial Marine WarningMFL66 min
May 27, 6:09 PM EDTSpecial Marine WarningMFL2 hr
May 27, 6:26 PM EDTSevere Thunderstorm WarningMFLBroward64 min
May 27, 6:58 PM EDTSevere Thunderstorm WarningMFLMiami-Dade62 min
May 27, 7:41 PM EDTFlash Flood WarningMFLMiami-Dade2 hr

Nearby

Flash Flood Warnings in Florida, 2003Every flash flood warning in 2003

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.