Alert archive / New York / Flash Flood Warnings in 2016
Flash Flood Warning 3, NWS New York, NY
NWS New York, NY issued this flash flood warning at Jul 31, 2016, 3:30 AM EDT for Orange County, Putnam County, New York. It was in force for 90 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 31, 2016, 3:30 AM EDT (07:30 UTC)
- Expired
- Jul 31, 2016, 5:00 AM EDT
- In force
- 90 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Orange County, NY, Putnam County, NY
The radar
The Brookhaven radar (KOKX), 116 km from the middle of the area, began a volume at 07:34 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, 7.5 hours before the alert went out and 116 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
- 683 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 531 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
584
WGUS51 KOKX 310730
FFWOKX
NYC071-079-310900-
/O.NEW.KOKX.FF.W.0003.160731T0730Z-160731T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
330 AM EDT SUN JUL 31 2016
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN PUTNAM COUNTY IN SOUTHEASTERN NEW YORK...
SOUTHEASTERN ORANGE COUNTY IN SOUTHEASTERN NEW YORK...
* UNTIL 500 AM EDT
* AT 330 AM EDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH
FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
NEWBURGH...MONROE...COLD SPRING...WEST POINT...NEW WINDSOR...
HARRIMAN...KIRYAS JOEL...WASHINGTONVILLE...HIGHLAND FALLS...
TUXEDO PARK...BALMVILLE...CORNWALL ON HUDSON...HIGHLAND MILLS...
CENTRAL VALLEY...FIRTHCLIFFE...VAILS GATE AND FORT MONTGOMERY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.
&&
LAT...LON 4154 7399 4153 7400 4146 7400 4144 7398
4149 7393 4149 7389 4132 7395 4132 7399
4121 7415 4119 7427 4135 7425 4155 7404
$$1 follow-up statement
319
WGUS71 KOKX 310901
FFSOKX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
501 AM EDT SUN JUL 31 2016
NYC071-079-310910-
/O.EXP.KOKX.FF.W.0003.000000T0000Z-160731T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PUTNAM NY-ORANGE NY-
501 AM EDT SUN JUL 31 2016
...THE FLASH FLOOD WARNING FOR WESTERN PUTNAM AND SOUTHEASTERN ORANGE
COUNTIES HAS EXPIRED...
HEAVY RAIN HAS ENDED ACROSS THE AREA. ADDITIONAL FLOODING IS NO
LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ANY
REMAINING ROAD CLOSURES.
LAT...LON 4154 7399 4153 7400 4146 7400 4144 7398
4149 7393 4149 7389 4132 7395 4132 7399
4121 7415 4119 7427 4135 7425 4155 7404
$$The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 1:25 AM EDT | Areal Flood Advisory | OKX | Orange, Rockland | 2 hr |
| Jul 31, 4:44 AM EDT | Areal Flood Advisory | OKX | Putnam | 2 hr |
| Jul 31, 4:56 AM EDT | Flash Flood Watch | OKX | Bronx, Kings, Nassau, New York, Orange, Putnam and 4 more | 10 hr |
| Jul 31, 5:15 PM EDT | Areal Flood Advisory | OKX | Orange | 2 hr |
| Jul 31, 5:55 PM EDT | Areal Flood Advisory | OKX | Orange | 2 hr |
| Jul 31, 6:16 PM EDT | Areal Flood Advisory | OKX | Putnam | 119 min |
| Jul 31, 6:37 PM EDT | Areal Flood Advisory | OKX | Bronx | 113 min |
| Jul 31, 6:55 PM EDT | Areal Flood Advisory | OKX | Orange | 2 hr |
Nearby
Flash Flood Warnings in New York, 2016Every flash flood warning in 2016
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.