Alert archive / New York / Freeze Warnings in 2018

Freeze Warning 5, NWS New York, NY

November 14, 20184 counties in New York

NWS New York, NY issued this freeze warning at Nov 14, 2018, 3:28 AM EST for 4 counties in New York. It took effect at Nov 15, 2018, 12:00 AM EST. It was in force for 7 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: Nov 14, 2018, 3:28 AM EST (08:28 UTC)
In effect from: Nov 15, 2018, 12:00 AM EST
Expired: Nov 15, 2018, 6:44 AM EST
In force: 7 hr
Issued by: NWS New York, NY

Counties Bronx County, NY, Kings County, NY, New York County, NY, Queens County, NY

The radar

The Brookhaven radar (KOKX), 90 km from the middle of the area, began a volume at 08:26 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, 8.5 hours before the alert went out and 219 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: 697 m above ground
0-6 km bulk shear: 108 kt
0-1 km storm-relative helicity: -400 m²/s²
0-3 km storm-relative helicity: -161 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 freeze 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 freeze warning went out at Nov 14, 12:26 AM EST, 3 hours 2 minutes earlier.

Area forecast discussion, Nov 14, 12:26 AM EST, 3 hours 2 minutes before

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Hazardous weather outlook, Nov 13, 4:15 PM EST, 11 hours 13 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
Nov 14, 2:41 PM EST	Winter Weather Advisory	OKX	Bronx, Kings, Nassau, New York, Orange, Putnam and 5 more	37 hr
Nov 14, 2:48 PM EST	Gale Warning	OKX		51 hr

Nearby

Freeze Warnings in New York, 2018 Every freeze warning 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.