Alert archive / New York / Heavy Snow Warnings in 2005

Heavy Snow Warning 2, NWS New York, NY

December 8, 20054 counties in New York; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut; Passaic County, New Jersey

NWS New York, NY issued this heavy snow warning at Dec 8, 2005, 4:29 AM EST for 4 counties in New York; Greater Bridgeport Planning Region, Naugatuck Valley Planning Region, Connecticut; Passaic County, New Jersey. It took effect at Dec 9, 2005, 1:00 AM EST. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 8, 2005, 4:29 AM EST (09:29 UTC)
In effect from: Dec 9, 2005, 1:00 AM EST
Expired: Dec 9, 2005, 11:46 AM EST
In force: 11 hr
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 09:34 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, 9.5 hours before the alert went out and 89 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: 1703 m above ground
0-6 km bulk shear: 73 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 56 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 heavy snow warning 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 heavy snow warning went out at Dec 8, 4:10 AM EST, 19 minutes earlier.

Area forecast discussion, Dec 8, 4:10 AM EST, 19 minutes before

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Hazardous weather outlook, Dec 7, 3:51 PM EST, 12 hours 38 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
Dec 8, 4:29 AM EST	Winter Weather Advisory	OKX	Bronx, Kings, New York, Richmond, Suffolk, Westchester	35 hr
Dec 8, 3:26 PM EST	Wind Advisory	OKX	Suffolk	14 hr
Dec 8, 3:33 PM EST	Winter Storm Warning	OKX	Bronx, Kings, New York, Richmond, Westchester	23 hr

Nearby

Heavy Snow Warnings in New York, 2005 Heavy Snow Warnings in Connecticut, 2005 Heavy Snow Warnings in New Jersey, 2005 Every heavy snow warning in 2005

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.