Alert archive / New York / Flash Flood Warnings in 2016
Flash Flood Warning 6, NWS New York, NY
NWS New York, NY issued this flash flood warning at Aug 10, 2016, 3:56 PM EDT for Suffolk County, New York. It was in force for 3 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 10, 2016, 3:56 PM EDT (19:56 UTC)
- Expired
- Aug 10, 2016, 7:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
- Flood severity
- None
County Suffolk County, NY
The radar
The Brookhaven radar (KOKX), 50 km from the middle of the area, began a volume at 19:56 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 10, 4:20 PM EDT | FLASH FLOOD | Greenport, NY | FRONT STREET CLOSED DUE TO FLOODING NEAR THE INTERSECTION WITH MAIN STREET. |
| Aug 10, 4:40 PM EDT | FLASH FLOOD | Cutchogue, NY | ROUTE 25 AND STERLING LANE BY THE KING KULLEN CLOSED DUE TO FLOODING. |
| Aug 10, 4:40 PM EDT | FLASH FLOOD | Southold, NY | BAYVIEW ROAD CLOSED DUE TO FLOODING BETWEEN OAKWOOD DRIVE AND GOOSE CREEK LANE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 7.9 hours before the alert went out and 50 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
- 526 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 601 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 163 m²/s²
- 0-3 km storm-relative helicity
- 200 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted.
046
WGUS51 KOKX 101956
FFWOKX
NYC103-102300-
/O.NEW.KOKX.FF.W.0006.160810T1956Z-160810T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
356 PM EDT WED AUG 10 2016
THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN SUFFOLK COUNTY IN SOUTHEASTERN NEW YORK...
* UNTIL 700 PM EDT
* AT 353 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN MOVING ONTO THE NORTH FORK, AND MOVING SOUTHEAST. RADAR
ESTIMATES THAT 1 TOP 2 INCHES OF RAIN HAVE ALREADY FALLEN, AND
THAT ANOTHER 1 TO 2 INCHES OF RAIN ARE LIKELY, WITH WIDESPREAD
RAINFALL TOTALS OF 2 TO 3 INCHES AND LOCALLY UP TO 4 INCHES. FLASH
FLOODING IS EXPECTED TO BEGIN SHORTLY.
* HIGH TIDE MAY COMBINE WITH RUNOFF TO EXACERBATE FLOODING PROBLEMS
IN ALONG SHORE AREAS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHOLD...SAG HARBOR...SHELTER ISLAND...GREENPORT...EAST HAMPTON...
PECONIC...NOYACK...NORTH HAVEN...ORIENT...SPRINGS...CUTCHOGUE AND EAST
HAMPTON AIRPORT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
KEEP CHILDREN AWAY FROM STORM DRAINS AND CULVERTS. WATER LEVELS CAN
RISE RAPIDLY AND SWEEP CHILDREN AWAY.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF COUNTRY
ROADS...FARMLAND...AND OTHER LOW LYING SPOTS.
&&
LAT...LON 4093 7220 4098 7239 4102 7239 4102 7244
4099 7243 4103 7255 4106 7248 4109 7245
4110 7241 4115 7236 4115 7232 4113 7225
4111 7230 4113 7231 4112 7233 4108 7227
4105 7226 4104 7220 4107 7217 4098 7208
$$
GOODMAN1 follow-up statement
616
WGUS71 KOKX 102204
FFSOKX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
604 PM EDT WED AUG 10 2016
NYC103-102300-
/O.CON.KOKX.FF.W.0006.000000T0000Z-160810T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SUFFOLK NY-
604 PM EDT WED AUG 10 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 700 PM EDT FOR
EASTERN SUFFOLK COUNTY...
AT 557 PM EDT...RAIN HAD ENDED BUT RESIDUAL FLOODING MAY STILL BE
ONGOING. DOPPLER RADAR AND SPOTTERS INDICATED RAINFALL TOTALS OF 2
TO 3 INCHES IN MUCH OF THE WARNED AREA, AND LOCALLY UP TO 5 INCHES
IN SOUTHOLD.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SOUTHOLD...SAG HARBOR...SHELTER ISLAND...GREENPORT...EAST HAMPTON...
PECONIC...NOYACK...NORTH HAVEN...ORIENT...AND CUTCHOGUE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
KEEP CHILDREN AWAY FROM STORM DRAINS AND CULVERTS.
EXCESSIVE RUNOFF WILL CAUSE FLOODING OF COUNTRY ROADS...FARMLAND...
AND OTHER LOW LYING SPOTS.
&&
LAT...LON 4093 7220 4098 7239 4102 7239 4102 7244
4099 7243 4103 7255 4109 7245 4110 7241
4115 7236 4115 7232 4113 7225 4111 7230
4113 7231 4112 7233 4109 7231 4108 7227
4105 7226 4104 7220 4107 7217 4098 7208
$$
GOODMANThe office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 10:08 PM EDT | Rip Current Statement | OKX | Kings, Nassau, Queens, Suffolk | 71 hr |
| Aug 10, 1:24 PM EDT | Special Marine Warning | OKX | 66 min | |
| Aug 10, 2:24 PM EDT | Special Marine Warning | OKX | 96 min | |
| Aug 10, 3:04 PM EDT | Special Marine Warning | OKX | 56 min | |
| Aug 10, 3:26 PM EDT | Special Weather Statement | OKX | Suffolk | 49 min |
| Aug 10, 3:36 PM EDT | Areal Flood Advisory | OKX | Suffolk | 3 hr |
| Aug 10, 4:04 PM EDT | Special Marine Warning | OKX | 26 min | |
| Aug 10, 4:13 PM EDT | Special Weather Statement | OKX | Suffolk | 47 min |
| Aug 10, 4:20 PM EDT | Small Craft Advisory | OKX | 14 hr | |
| Aug 10, 4:21 PM EDT | Tornado Warning | OKX | Suffolk | 24 min |
| Aug 10, 4:24 PM EDT | Special Marine Warning | OKX | 66 min | |
| Aug 10, 4:44 PM EDT | Severe Thunderstorm Warning | OKX | Suffolk | 46 min |
| Aug 10, 6:11 PM EDT | Areal Flood Advisory | OKX | Nassau, Suffolk | 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.