Alert archive / New York / Coastal Flood Statements in 2015

Coastal Flood Statement 10, NWS New York, NY

October 29, 2015Nassau County, Queens County, New York

NWS New York, NY issued this coastal flood statement at Oct 29, 2015, 2:39 AM EDT for Nassau County, Queens County, New York. It took effect at Oct 29, 2015, 9:00 AM EDT. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Oct 29, 2015, 2:39 AM EDT (06:39 UTC)
In effect from: Oct 29, 2015, 9:00 AM EDT
Expired: Oct 29, 2015, 12:00 PM EDT
In force: 3 hr
Issued by: NWS New York, NY

Counties Nassau County, NY, Queens County, NY

The radar

The Brookhaven radar (KOKX), 74 km from the middle of the area, began a volume at 06:41 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, 6.7 hours before the alert went out and 74 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: 59 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 472 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 426 m²/s²
0-3 km storm-relative helicity: 625 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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 Oct 29, 1:58 AM EDT, 41 minutes earlier.

Area forecast discussion, Oct 29, 1:58 AM EDT, 41 minutes before

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Hazardous weather outlook, Oct 29, 12:13 AM EDT, 2 hours 26 minutes before

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In the hours before

Special weather statement, Oct 28, 11:55 PM EDT, 2 hours 44 minutes before

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Special weather statement, Oct 29, 12:39 AM EDT, 2 hours before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 28, 10:22 PM EDT	Areal Flood Advisory	OKX	Orange, Rockland	3 hr
Oct 29, 3:57 AM EDT	Special Weather Statement	OKX	Suffolk	33 min
Oct 29, 6:02 AM EDT	Small Craft Advisory	OKX		37 hr
Oct 28, 11:55 PM EDT	Special Weather Statement	OKX		35 min
Oct 29, 12:39 AM EDT	Special Weather Statement	OKX		36 min
Oct 29, 4:22 AM EDT	Special Weather Statement	OKX		38 min

Nearby

Coastal Flood Statements in New York, 2015 Every coastal flood statement in 2015

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.