Alert archive / New York / Coastal Flood Statements in 2018

Coastal Flood Statement 53, NWS New York, NY

October 10, 20184 counties in New York; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut

NWS New York, NY issued this coastal flood statement at Oct 10, 2018, 4:45 PM EDT for 4 counties in New York; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut. It took effect at Oct 11, 2018, 9:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Oct 10, 2018, 4:45 PM EDT (20:45 UTC)
In effect from: Oct 11, 2018, 9:00 AM EDT
Expired: Oct 11, 2018, 3:00 PM EDT
In force: 6 hr
Issued by: NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Naugatuck Valley Planning Region, CT, Nassau County, NY, Queens County, NY, Suffolk County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 46 km from the middle of the area, began a volume at 20:43 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 46 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: 104 J/kg
Mixed-layer CIN: -112 J/kg
Mixed-layer LCL: 606 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 13 m²/s²
0-3 km storm-relative helicity: -2 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 Oct 10, 4:29 PM EDT, 16 minutes earlier.

Area forecast discussion, Oct 10, 4:29 PM EDT, 16 minutes before

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Hazardous weather outlook, Oct 10, 4:30 PM EDT, 15 minutes 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 10, 3:17 PM EDT	Coastal Flood Statement	OKX	Nassau, Queens, Suffolk, Westchester	88 min
Oct 10, 3:29 PM EDT	Flash Flood Watch	OKX	Bronx, Kings, Nassau, New York, Orange, Putnam and 5 more	39 hr
Oct 10, 3:40 PM EDT	Gale Watch	OKX		13 hr
Oct 10, 3:40 PM EDT	Small Craft Advisory	OKX		39 hr

Nearby

Coastal Flood Statements in New York, 2018 Coastal Flood Statements in Connecticut, 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.