Alert archive / New York / Coastal Flood Statements in 2018

Coastal Flood Statement 26, NWS New York, NY

July 15, 2018Nassau County, New York

NWS New York, NY issued this coastal flood statement at Jul 15, 2018, 4:26 AM EDT for Nassau County, New York. It took effect at Jul 15, 2018, 10:00 PM EDT. It was in force for 109 min.

The area

The counties it named.

The facts

Issued: Jul 15, 2018, 4:26 AM EDT (08:26 UTC)
In effect from: Jul 15, 2018, 10:00 PM EDT
Expired: Jul 15, 2018, 11:49 PM EDT
In force: 109 min
Issued by: NWS New York, NY

County Nassau County, NY

The radar

The Brookhaven radar (KOKX), 62 km from the middle of the area, began a volume at 08:28 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, 8.4 hours before the alert went out and 62 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1481 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 141 m²/s²
0-3 km storm-relative helicity: 228 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this coastal flood statement went out at Jul 15, 3:55 AM EDT, 31 minutes earlier.

Area forecast discussion, Jul 15, 3:55 AM EDT, 31 minutes before

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Hazardous weather outlook, Jul 14, 4:36 PM EDT, 11 hours 50 minutes before

Hazardous Weather Outlook
National Weather Service New York NY
436 PM EDT Sat Jul 14 2018

ANZ330-335-338-340-345-350-353-355-CTZ005>012-NJZ002-004-006-103>108-
NYZ067>075-078>081-176>179-152045-
Long Island Sound East of New Haven CT/Port Jefferson NY-
Long Island Sound West of New Haven CT/Port Jefferson NY-
New York Harbor-Peconic and Gardiners Bays-
South Shore Bays from Jones Inlet through Shinnecock Bay-
Moriches Inlet NY to Montauk Point NY out 20 nm-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-Northern Fairfield-
Northern New Haven-Northern Middlesex-Northern New London-
Southern Fairfield-Southern New Haven-Southern Middlesex-
Southern New London-Western Passaic-Eastern Passaic-Hudson-
Western Bergen-Eastern Bergen-Western Essex-Eastern Essex-
Western Union-Eastern Union-Orange-Putnam-Rockland-
Northern Westchester-Southern Westchester-New York (Manhattan)-Bronx-
Richmond (Staten Island)-Kings (Brooklyn)-Northwestern Suffolk-
Northeastern Suffolk-Southwestern Suffolk-Southeastern Suffolk-
Northern Queens-Northern Nassau-Southern Queens-Southern Nassau-
436 PM EDT Sat Jul 14 2018

This Hazardous Weather Outlook is for Atlantic coastal waters,
southern Connecticut, northeast New Jersey and southeast New York.

.DAY ONE...Tonight.

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

No hazardous weather is expected at this time that would meet
National Weather Service warning criteria.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches...warnings and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

In the hours before

Special weather statement, Jul 14, 10:38 PM EDT, 5 hours 48 minutes before

Special Weather Statement
National Weather Service New York NY
1038 PM EDT SAT JUL 14 2018

NJZ002-103-NYZ067-069-150300-
Western Bergen-Western Passaic-Rockland-Orange-
1038 PM EDT SAT JUL 14 2018

...A STRONG THUNDERSTORM WILL AFFECT WESTERN PASSAIC...NORTHWESTERN
BERGEN...SOUTHWESTERN ORANGE AND ROCKLAND COUNTIES...

At 1037 PM EDT, a strong thunderstorm was located over Vernon Valley,
or near Warwick, moving southeast at 35 mph.

Winds in excess of 25 mph are possible with this storm.

Locations impacted include...
West Milford, Monsey, Ramsey, Ringwood, Suffern, Warwick, Sloatsburg,
Greenwood Lake, Unionville, Upper Greenwood Lake, Spring Valley,
Oakland, Wanaque, Airmont and Viola.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 4142 7451 4110 7401 4101 7428 4114 7444
      4120 7437 4135 7468
TIME...MOT...LOC 0237Z 312DEG 36KT 4128 7448

Special weather statement, Jul 14, 11:01 PM EDT, 5 hours 25 minutes before

Special Weather Statement
National Weather Service New York NY
1101 PM EDT SAT JUL 14 2018

NYZ067-068-070-150330-
Putnam-Northern Westchester-Orange-
1101 PM EDT SAT JUL 14 2018

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN WESTCHESTER...EAST
CENTRAL ORANGE AND WESTERN PUTNAM COUNTIES...

At 1101 PM EDT, a strong thunderstorm was located over West Point,
moving southeast at 40 mph.

Winds in excess of 30 mph and pea size hail are possible with this
storm.

This storm will be near...
  Peekskill around 1105 PM EDT.
  Yorktown Heights around 1115 PM EDT.
  Mount Kisco around 1125 PM EDT.

LAT...LON 4127 7364 4114 7377 4123 7396 4126 7397
      4129 7394 4130 7397 4132 7398 4127 7405
      4134 7419 4145 7406
TIME...MOT...LOC 0301Z 301DEG 36KT 4133 7398

The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 14, 9:41 PM EDT	Special Weather Statement	OKX	Orange, Putnam, Rockland	49 min
Jul 14, 11:01 PM EDT	Special Weather Statement	OKX	Rockland	29 min
Jul 15, 2:44 PM EDT	Special Weather Statement	OKX	Orange	46 min
Jul 15, 3:29 PM EDT	Special Weather Statement	OKX	Orange	46 min
Jul 15, 3:58 PM EDT	Heat Advisory	OKX	Bronx, Kings, Nassau, New York, Orange, Putnam and 4 more	47 hr
Jul 15, 4:14 PM EDT	Special Weather Statement	OKX	Orange	46 min
Jul 15, 4:27 PM EDT	Areal Flood Advisory	OKX	Orange	93 min
Jul 15, 4:59 PM EDT	Special Weather Statement	OKX	Orange	31 min
Jul 15, 7:48 PM EDT	Special Weather Statement	OKX	Orange	57 min
Jul 14, 10:38 PM EDT	Special Weather Statement	OKX	Passaic	22 min
Jul 15, 8:19 AM EDT	Special Weather Statement	OKX	Union	41 min
Jul 15, 1:21 PM EDT	Special Weather Statement	OKX		39 min
Jul 15, 2:00 PM EDT	Special Weather Statement	OKX		30 min
Jul 15, 2:30 PM EDT	Special Weather Statement	OKX		30 min
Jul 15, 2:35 PM EDT	Areal Flood Advisory	OKX	Lower Connecticut River Valley Planning Region	115 min
Jul 15, 3:26 PM EDT	Special Weather Statement	OKX		49 min
Jul 15, 4:02 PM EDT	Special Weather Statement	OKX		43 min

Nearby

Coastal Flood Statements in New York, 2018 Every coastal flood statement in 2018

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.