Alert archive / New York / Winter Storm Watches in 2018
Winter Storm Watch 4, NWS New York, NY
NWS New York, NY issued this winter storm watch at Feb 16, 2018, 3:26 AM EST for 11 counties in New York; 5 counties in New Jersey; 4 counties in Connecticut. It took effect at Feb 17, 2018, 5:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 16, 2018, 3:26 AM EST (08:26 UTC)
- In effect from
- Feb 17, 2018, 5:00 PM EST
- Expired
- Feb 17, 2018, 3:47 PM EST
- In force
- Issued by
- NWS New York, NY
Counties Greater Bridgeport Planning Region, CT, Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Passaic County, NJ, Union County, NJ, Bronx County, NY, Kings County, NY, Nassau County, NY, New York County, NY, Orange County, NY, Putnam County, NY, Queens County, NY, Richmond County, NY, Rockland County, NY, Suffolk County, NY, Westchester County, NY
The radar
The Brookhaven radar (KOKX), 71 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
Brookhaven, NY (KOKX), launched 00:00Z, 8.4 hours before the alert went out and 71 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1118 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 212 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Feb 16, 12:51 AM EST, 2 hours 35 minutes earlier.
Area forecast discussion, Feb 16, 12:51 AM EST, 2 hours 35 minutes before
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Winter Storm Watches in New York, 2018Winter Storm Watches in New Jersey, 2018Winter Storm Watches in Connecticut, 2018Every winter storm watch 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.