Alert archive / New York / Snow Advisories in 2008

Snow Advisory 1, NWS New York, NY

January 13, 2008Suffolk County, New York; Southeastern Connecticut Planning Region, Connecticut

NWS New York, NY issued this snow advisory at Jan 13, 2008, 4:43 AM EST for Suffolk County, New York; Southeastern Connecticut Planning Region, Connecticut. It took effect at Jan 13, 2008, 11:00 PM EST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Jan 13, 2008, 4:43 AM EST (09:43 UTC)
In effect from: Jan 13, 2008, 11:00 PM EST
Expired: Jan 14, 2008, 3:52 AM EST
In force: 5 hr
Issued by: NWS New York, NY

Counties Southeastern Connecticut Planning Region, CT, Suffolk County, NY

The radar

The Brookhaven radar (KOKX), 56 km from the middle of the area, began a volume at 09:42 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, 9.7 hours before the alert went out and 56 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: 1086 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: -35 m²/s²
0-3 km storm-relative helicity: 95 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 snow advisory 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 snow advisory went out at Jan 13, 12:32 AM EST, 4 hours 11 minutes earlier.

Area forecast discussion, Jan 13, 12:32 AM EST, 4 hours 11 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
Jan 13, 4:43 AM EST	Heavy Snow Warning	OKX	Bronx, Kings, New York, Orange, Putnam, Richmond and 3 more	27 hr
Jan 13, 4:22 PM EST	Coastal Flood Advisory	OKX	Bronx, Suffolk, Westchester	12 hr

Nearby

Snow Advisories in New York, 2008 Snow Advisories in Connecticut, 2008 Every snow advisory in 2008

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.