Alert archive / Florida / Flash Flood Warnings in 1997

Flash Flood Warning 6, NWS Miami, FL

June 9, 1997Miami-Dade County, Florida

NWS Miami, FL issued this flash flood warning at Jun 9, 1997, 8:59 PM EDT for Miami-Dade County, Florida. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 9, 1997, 8:59 PM EDT (00:59 UTC)
Expired
Jun 9, 1997, 11:00 PM EDT
In force
2 hr
Issued by
NWS Miami, FL
Area
Whole counties

County Miami-Dade County, FL

The radar

The Miami radar (KAMX), 9 km from the middle of the area, began a volume at 00:59 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, 1.0 hours before the alert went out and 31 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 1997-06-10Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 1997-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.193958Sfc1 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
746 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
210 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 
TTAA00 KMIA 100101
FFWMIA
FLC025-100300-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MIAMI FL
859 PM EDT MON JUN 9 1997
 
THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL 1100 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN SOUTHEAST FLORIDA
 
   ...SOUTHERN DADE COUNTY
 
...A FLOOD WARNING IS IN EFFECT UNTIL 11 PM EDT FOR SOUTHERN DADE
COUNTY...
 
REPORTS FROM VARIOUS OBSERVERS INDICATE BETWEEN FIVE AND EIGHT
INCHES OF RAIN HAS FALLEN ACROSS SOUTHERN DADE COUNTY DURING THE
PAST 18 HOURS... MOST OF IT WITHIN THE PAST 6 TO 8 HOURS.  METRO
DADE POLICE DEPARTMENT REPORTS STREETS IN SAGA BAY IMPASSIBLE.
OTHER REPORTS HAVE BEEN RECEIVED OF CANALS AT BANKFULL AND BACK
YARDS BEGINNING TO FLOOD... AS WELL AS STREETS AND UNDERPASSES
WITH STANDING WATER.  RADAR INDICATIONS OF 1 TO 2 INCHES OF
RAIN PER HOUR ARE LIKELY TO CONTINUE ACROSS MUCH OF THIS AREA
FOR THE NEXT SEVERAL HOURS.
 
THE EXTREME SOUTH EDGE OF THE AREA OF RAIN RUNS FROM FLORIDA BAY
ACROSS EXTREME SOUTH DADE COUNTY INTO THE ATLANTIC.  THE SOUTH
EDGE OF THIS AREA HAS REMAINED NEARLY STATIONARY FOR THE PAST
FEW HOURS WITH PATCHES OF MODERATE TO HEAVY RAINFALL MOVING
FROM WEST TO EAST ACROSS THE SAME AREA.
 
RESIDENTS OF SOUTHERN DADE COUNTY SHOULD BE PREPARED FOR LOCALIZED
FLOODING AND BE PREPARED TO TAKE QUICK ACTION SHOULD WIDESPREAD
FLOODING DEVELOP.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
QUICKLY.  MOVE TO HIGHER GROUND.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  DO NOT DRIVE INTO AREAS
OF PONDING WATER ON UNKNOWN DEPTH.  IF FLASH FLOODING IS OBSERVED,
ACT QUICKLY.  MOVE UP OR TO HIGHER GROUND TO ESCAPE FLOOD WATERS.
DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 10:17 PM EDTFlash Flood WarningMFLMiami-Dade4 hr
Jun 10, 2:15 AM EDTFlash Flood WarningMFLMiami-Dade6 hr

Nearby

Flash Flood Warnings in Florida, 1997Every flash flood warning in 1997

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.