Alert archive / New York / Flash Flood Warnings in 2004
Flash Flood Warning 28, NWS New York, NY
NWS New York, NY issued this flash flood warning at Sep 8, 2004, 5:01 AM EDT for Nassau County, Suffolk County, New York. It was in force for 89 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 8, 2004, 5:01 AM EDT (09:01 UTC)
- Expired
- Sep 8, 2004, 6:30 AM EDT
- In force
- 89 min
- Issued by
- NWS New York, NY
- Area
- Whole counties
Counties Nassau County, NY, Suffolk County, NY
The radar
The Brookhaven radar (KOKX), 23 km from the middle of the area, began a volume at 09:04 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
Brookhaven, NY (KOKX), launched 00:00Z, 9.0 hours before the alert went out and 23 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
- 43 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 752 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KOKX 080906
FFWOKX
NYC059-103-081030-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE UPTON NY
501 AM EDT WED SEP 8 2004
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN NASSAU COUNTY IN SOUTHEAST NEW YORK
NORTHWESTERN SUFFOLK COUNTY IN SOUTHEAST NEW YORK
* UNTIL 630 AM EDT
* AT 458 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A BAND OF VERY HEAVY RAIN NEARLY STATIONARY NORTH OF THE LONG ISLAND
EXPRESSWAY. RAINFALL RATES OF OVER ONE INCH ARE POSSIBLE IN THESE
AREAS.
SOME OTHER LOCATIONS IN THE WARNING INCLUDE BROOKVILLE...DIX HILLS...
HICKSVILLE...MELVILLE...SMITHTOWN AND WOODBURY.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN
DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT
IMMEDIATELY AND SEEK HIGHER GROUND.
$$
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
UPTON NY.
LAT...LON 4068 7363 4078 7313 4097 7315 4089 7367
4075 7364The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 6:32 AM EDT | Flash Flood Warning | OKX | Nassau, Suffolk | 88 min |
| Sep 8, 7:19 AM EDT | Flash Flood Warning | OKX | Bronx, Kings, New York, Queens | 116 min |
| Sep 8, 7:51 AM EDT | Flash Flood Warning | OKX | Westchester | 2 hr |
| Sep 8, 9:08 AM EDT | Flash Flood Warning | OKX | Bronx | 97 min |
| Sep 8, 11:49 AM EDT | Flash Flood Warning | OKX | Orange, Putnam, Rockland, Westchester | 3 hr |
Nearby
Flash Flood Warnings in New York, 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.