Alert archive / New York / Flash Flood Warnings in 2002
Flash Flood Warning 7, NWS New York, NY
NWS New York, NY issued this flash flood warning at Jul 19, 2002, 4:49 PM EDT for Rockland County, New York. It was in force for 41 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
- Jul 19, 2002, 4:49 PM EDT (20:49 UTC)
- Expired
- Jul 19, 2002, 5:30 PM EDT
- In force
- 41 min
- Issued by
- NWS New York, NY
- Area
- Counties, with a storm outline in the text
County Rockland County, NY
The radar
The Brookhaven radar (KOKX), 98 km from the middle of the area, began a volume at 20:51 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 12:00Z, 8.8 hours before the alert went out and 98 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
- 591 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 1078 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KOKX 192049 FFWOKX NYC087-192130- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE NEW YORK NY 448 PM EDT FRI JUL 19 2002 THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A * FLASH FLOOD WARNING FOR... EASTERN ROCKLAND COUNTY IN SOUTHEAST NEW YORK THIS INCLUDES THE CITIES OF...NYACK...NEW CITY...NANUET... HAVERSTRAW * UNTIL 530 PM EDT * AT 446 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN FROM 6 MILES NORTH OF HAVERSTRAW TO NANUET...OR FROM 4 MILES SOUTHWEST OF PEEKSKILL TO 2 MILES SOUTHWEST OF NANUET...MOVING EAST AT 20 MPH. * THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR... OVER HAVERSTRAW AT 455 PM EDT OVER UPPER NYACK...ORANGEBURG...NYACK AT 500 PM EDT OVER ORANGEBURG AT 505 PM EDT A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. 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 4126 7399 4107 7404 4102 7393 4117 7391
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 4:17 PM EDT | Severe Thunderstorm Warning | OKX | Rockland | 43 min |
| Jul 19, 4:43 PM EDT | Severe Thunderstorm Warning | OKX | Westchester | 62 min |
| Jul 19, 4:58 PM EDT | Severe Thunderstorm Warning | OKX | Rockland | 32 min |
Nearby
Flash Flood Warnings in New York, 2002Every flash flood warning in 2002
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.