Alert archive / New York / Winter Storm Watches in 2011

Winter Storm Watch 7, NWS New York, NY

October 28, 20114 counties in New York; Passaic County, New Jersey; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut

NWS New York, NY issued this winter storm watch at Oct 28, 2011, 4:11 AM EDT for 4 counties in New York; Passaic County, New Jersey; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut. It took effect at Oct 29, 2011, 6:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued: Oct 28, 2011, 4:11 AM EDT (08:11 UTC)
In effect from: Oct 29, 2011, 6:00 AM EDT
Expired: Oct 28, 2011, 5:41 PM EDT
In force
Issued by: NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Naugatuck Valley Planning Region, CT, Passaic County, NJ, Orange County, NY, Putnam County, NY, Rockland County, NY, Westchester County, NY

The radar

The Brookhaven radar (KOKX), 89 km from the middle of the area, began a volume at 08:14 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

Albany, NY (KALY), launched 00:00Z, 8.2 hours before the alert went out and 157 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: 0 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: -155 m²/s²
0-3 km storm-relative helicity: 25 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 winter storm watch 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 winter storm watch went out at Oct 28, 1:52 AM EDT, 2 hours 19 minutes earlier.

Area forecast discussion, Oct 28, 1:52 AM EDT, 2 hours 19 minutes before

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Hazardous weather outlook, Oct 27, 4:55 PM EDT, 11 hours 16 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 28, 4:26 AM EDT	Gale Watch	OKX		12 hr
Oct 28, 12:06 PM EDT	Small Craft Advisory for Hazardous Seas	OKX		5 hr
Oct 28, 4:29 PM EDT	High Wind Watch	OKX	Nassau, Suffolk	12 hr
Oct 28, 4:43 PM EDT	Coastal Flood Advisory	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond and 2 more	35 hr
Oct 28, 4:52 PM EDT	Storm Watch	OKX		11 hr
Oct 28, 5:41 PM EDT	Winter Storm Warning	OKX	Bronx, Kings, Nassau, New York, Orange, Putnam and 4 more	34 hr
Oct 28, 5:41 PM EDT	Winter Weather Advisory	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond and 1 more	21 hr

Nearby

Winter Storm Watches in New York, 2011 Winter Storm Watches in Connecticut, 2011 Winter Storm Watches in New Jersey, 2011 Every winter storm watch in 2011

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.