Alert archive / Florida / Flash Flood Warnings in 2005

Flash Flood Warning 7, NWS Miami, FL

November 20, 2005Broward County, Florida

NWS Miami, FL issued this flash flood warning at Nov 20, 2005, 2:10 AM EST for Broward County, Florida. It was in force for 80 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
Nov 20, 2005, 2:10 AM EST (07:10 UTC)
Expired
Nov 20, 2005, 3:30 AM EST
In force
80 min
Issued by
NWS Miami, FL
Area
Counties, with a storm outline in the text

County Broward County, FL

The radar

The Miami radar (KAMX), 73 km from the middle of the area, began a volume at 07:10 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

Miami, FL (KMFL), launched 00:00Z, 7.2 hours before the alert went out and 47 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, Miami, FL at 00:00Z on 2005-11-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 176 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2005-11-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
176 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
973 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
30 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 200714
FFWMFL
FLC011-200830-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
210 AM EST SUN NOV 20 2005

THE NATIONAL WEATHER SERVICE IN MIAMI HAS EXTENDED THE

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

* UNTIL 330 AM EST

* AT 205 AM EST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT FLOODING
  WAS STILL AFFECTING THE STREETS...AND SOME HOMES IN THE CITIES OF
  DEERFIELD BEACH SOUTH TO OAKLAND PARK INCLUDING POMPANO BEACH DUE TO 
  THE SHOWERS IN THE AREA. THE SHOWERS WILL SLOWLY DISSIPATE DURING THE NEXT
  HOUR OR SO OVER NORTHEAST BROWARD COUNTY...BUT COULD STILL PRODUCE
  RAINFALL AMOUNTS UP TO 1 INCH PER HOUR. THEREFORE...THE FLASH FLOOD WARNING
  WILL BE EXTENDED UNTIL 330 AM EDT FOR NORTHEAST BROWARD COUNTY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. THE WATER MAY OBSCURE DEEP CANALS OR PONDS.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO A SAFER LOCATION IMMEDIATELY.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN ALSO CALL THE
NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT 305.229.4523 TO REPORT
FLOODING.

LAT...LON 2617 8019 2616 8011 2630 8009 2631 8016

$$

BAXTER
2 follow-up statements
000 
WGUS72 KMFL 200810
FFSMFL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
305 AM EST SUN NOV 20 2005

FLC011-200830-
BROWARD FL-
305 AM EST SUN NOV 20 2005

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 330 AM EST FOR
NORTHEASTERN BROWARD COUNTY...

AT 300 AM EST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT THE SEVERAL
STREETS ARE STILL FLOODED ALONG WITH SOME HOMES IN THE CITIES OF DEERFIELD
BEACH...OAKLAND PARK...AND POMPANO BEACH. ISOLATED SHOWERS WERE ALSO
REDEVELOPING OVER NORTHEAST BROWARD COUNTY EARLY THIS MORNING...AND DOPPLER
RADAR WAS ESTIMATING RAINFALL AMOUNTS OF QUARTER TO AROUND ONE INCH FROM
THESE SHOWERS. THEREFORE...WITH FLOODING STILL OCCURRING OVER THE AREA AND
ADDITION RAINFALL DURING THE NEXT HOUR...THE FLASH FLOOD WARNING WILL
REMAIN IN EFFECT UNTIL 330 AM EST FOR NORTHEAST BROWARD COUNTY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY THE WATER MAY OBSCURE DEEP CANALS OR PONDS.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR COUNTY
EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN MIAMI. OR YOU CAN ALSO CALL THE
NATIONAL WEATHER SERVICE IN MIAMI DIRECTLY AT 305.229.4522 TO REPORT
FLOODING.

LAT...LON 2617 8019 2616 8011 2630 8009 2631 8016

$$

BAXTER
000 
WGUS72 KMFL 200836
FFSMFL

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
330 AM EST SUN NOV 20 2005

FLC011-200837-
BROWARD FL-
330 AM EST SUN NOV 20 2005

...THE FLASH FLOOD WARNING FOR NORTHEAST BROWARD COUNTY HAS EXPIRED...

AT 325 AM EST...FIRE RESCUE ALONG WITH THE BROWARD SHERIFFS OFFICE HAS
SAID THAT THE FLOODING IN SOME OF THE HOMES IN THE NORTHEAST BROWARD COUNTY
HAS RETREATED THEREFORE...THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO
EXPIRED FOR NORTHEAST BROWARD COUNTY.

A FEW ISOLATED SHOWERS WERE ALSO OCCURRING OVER NORTHEAST BROWARD COUNTY
EARLY THIS MORNING...BUT DOPPLER RADAR ESTIMATED THAT LESS THAN QUARTER OF
AN INCH OF RAINFALL HAS BEEN OCCURRING WITH THESE SHOWERS. THE BROWARD
SHERIFFS OFFICE HAS ALSO SAID THAT SOME OF THE STREETS IN THE CITIES OF 
DEERFIELD BEACH...OAKLAND PARK...AND POMPANO BEACH ARE STILL FLOODED.
THEREFORE...MOTORIST STILL NEED TO USE CAUTION ON THE ROADWAY DURING
THE NEXT HOUR OR SO...AS THE WATER ON THE STREETS WILL BE SLOW TO DISSIPATE.

LAT...LON 2617 8019 2616 8011 2630 8009 2631 8016

$$

BAXTER

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 20, 12:10 AM ESTFlash Flood WarningMFLBroward2 hr

Nearby

Flash Flood Warnings in Florida, 2005Every flash flood warning in 2005

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.