Alert archive / Florida / Flash Flood Warnings in 1999
Flash Flood Warning 3, NWS Miami, FL
NWS Miami, FL issued this flash flood warning at Jun 8, 1999, 8:55 AM EDT for Broward County, Palm Beach 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 counties it named.
The facts
- Issued
- Jun 8, 1999, 8:55 AM EDT (12:55 UTC)
- Expired
- Jun 8, 1999, 12:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Miami, FL
- Area
- Whole counties
Counties Broward County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 88 km from the middle of the area, began a volume at 12:57 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 12:00Z, 0.9 hours before the alert went out and 66 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.
- Mixed-layer CAPE
- 1115 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 679 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMIA 081253 FFWMIA FLC011-099-081600- BULLETIN - EAS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE MIAMI FL 855 AM EDT TUE JUN 8 1999 THE NATIONAL WEATHER SERVICE IN MIAMI HAS ISSUED A * FLOOD WARNING FOR... PALM BEACH COUNTY IN SOUTHEASTERN FLORIDA NORTHERN BROWARD COUNTY IN SOUTHEASTERN FLORIDA * UNTIL 1200 PM EDT * DOPPLER RADAR AT THE WEATHER SERVICE IN MIAMI IS SHOWING HEAVY RAIN ALONG WITH EMBEDDED SHOWERS AND THUNDERSTORMS MOVING INTO PALM BEACH AND THE NORTHERN HALF OF BROWARD COUNTY. RAINFALL IN EXCESS OF 3 TO 4 INCHES IS POSSIBLE IN PALM BEACH COUNTY AND NORTHERN BROWARD COUNTY THROUGH NOON. THIS ADDITIONAL RAIN WILL CAUSE FLOODING PROBLEMS ON AN AREA THAT HAS ALREADY RECEIVED SUBSTANTIAL RAINS DURING THE PAST 24 HOURS. 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. URBAN FLOODING IS OCCURRING IN THE FLOOD-PRONE AREAS. MOTORISTS SHOULD NOT DRIVE ACROSS RISING WATER ON STREETS AND UNDERPASSES.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 8, 5:30 AM EDT, 3 hours 25 minutes before
FLZ063-066>075-082200- SOUTH FLORIDA HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MIAMI FL 530 AM EDT TUE JUN 8 1999 NUMEROUS SHOWERS ALONG WITH A FEW THUNDERSTORMS ARE EXPECTED OVER ALL OF SOUTH FLORIDA TODAY. WHILE NO SEVERE THUNDERSTORMS ARE EXPECTED... THE SLOW MOVEMENT OF THIS PRECIPITATION WILL MEAN PERIODS OF LOCALLY HEAVY RAINFALL ARE POSSIBLE. RIP CURRENTS ARE LIKELY TODAY ALONG PALM BEACH.. BROWARD.. AND MIAMI-DADE COUNTY OCEAN BEACHES DUE TO STRONG EASTERLY WINDS AND FAVORABLE TIDE CONDITIONS. OTHERWISE... HAZARDOUS WEATHER IS NOT EXPECTED OVER SOUTH FLORIDA.
Special weather statement, Jun 8, 5:30 AM EDT, 3 hours 25 minutes before
FLZ063-066>075-082200- SOUTH FLORIDA HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MIAMI FL 530 AM EDT TUE JUN 8 1999 NUMEROUS SHOWERS ALONG WITH A FEW THUNDERSTORMS ARE EXPECTED OVER ALL OF SOUTH FLORIDA TODAY. WHILE NO SEVERE THUNDERSTORMS ARE EXPECTED... THE SLOW MOVEMENT OF THIS PRECIPITATION WILL MEAN PERIODS OF LOCALLY HEAVY RAINFALL ARE POSSIBLE. RIP CURRENTS ARE LIKELY TODAY ALONG PALM BEACH.. BROWARD.. AND MIAMI-DADE COUNTY OCEAN BEACHES DUE TO STRONG EASTERLY WINDS AND FAVORABLE TIDE CONDITIONS. OTHERWISE... HAZARDOUS WEATHER IS NOT EXPECTED OVER SOUTH FLORIDA.
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 2:49 PM EDT | Flash Flood Warning | MFL | Broward | 2 hr |
Nearby
Flash Flood Warnings in Florida, 1999Every flash flood warning in 1999
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.