Alert archive / New York / Snow Squall Warnings in 2026

Snow Squall Warning 9, NWS New York, NY

January 1, 2026Suffolk County, New York

NWS New York, NY issued this snow squall warning at Jan 1, 2026, 7:12 AM EST for Suffolk County, New York. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 1, 2026, 7:12 AM EST (12:12 UTC)
Expired
Jan 1, 2026, 8:15 AM EST
In force
63 min
Issued by
NWS New York, NY
Area
Storm-based polygon

County Suffolk County, NY

The radar

The Brookhaven radar (KOKX), 17 km from the middle of the area, began a volume at 12:14 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

Brookhaven, NY (KOKX), launched 12:00Z, 0.2 hours before the alert went out and 17 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-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2026-01-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2026-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
1037 m above ground
0-6 km bulk shear
92 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 1, 3:25 AM ESTSnow Squall WarningOKXOrange, Putnam65 min
Jan 1, 4:40 AM ESTSnow Squall WarningOKXOrange, Putnam, Rockland, Westchester65 min
Jan 1, 5:12 AM ESTSnow Squall WarningOKXBronx, Kings, New York, Richmond63 min
Jan 1, 5:28 AM ESTSnow Squall WarningOKXBronx, Putnam, Rockland, Westchester62 min
Jan 1, 5:52 AM ESTSnow Squall WarningOKXBronx, Kings, Nassau, Queens, Suffolk53 min
Jan 1, 6:14 AM ESTSpecial Marine WarningOKX46 min
Jan 1, 6:31 AM ESTSnow Squall WarningOKXNassau, Suffolk44 min
Jan 1, 7:01 AM ESTSpecial Marine WarningOKX59 min
Jan 1, 5:59 AM ESTSnow Squall WarningOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region61 min
Jan 1, 6:54 AM ESTSnow Squall WarningOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region66 min

Nearby

Snow Squall Warnings in New York, 2026Every snow squall warning in 2026

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.