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Winter

WPC’s winter severity index and its chances of snow and ice, and NWS’s winter and cold alerts in New Jersey. WPC draws for the lower 48.

NWS winter alerts / WPC selected map / WPC discussion: feeds current

NWS winter alerts: Feed current; checked .

WPC selected map: Feed current; checked .

WPC discussion: Feed current; checked .

Checked means retrieved, not newly issued. Each graphic retains its issue, observation, initialization or valid time. Site publishing status is separate.

Snow on the ground — NOHRSC pictures and retained history. Source analysis with qualified metadata times; separate from WPC’s winter forecasts and NWS warnings.

Chance of at least 4 inches of snow, Day 2

WPC’s chance, outlined

  • Slight: at least 10%
  • Moderate: at least 40%
  • High: at least 70%
WPC’s chance of at least 4 inches of snow, Day 2, the 24 hours to , issued . Data: NOAA/NWS/WPC. WPC’s Probabilistic Winter Precipitation Forecast: each outline is where the chance reaches that level, and the levels nest. WPC gives less than a 10% chance everywhere.

Winter in New Jersey

Severity index (WSSI), overall

Day 1nothing drawn
Day 2nothing drawn
Day 3nothing drawn
Days 1–3nothing drawn

Chance of snow and ice

Day 1Day 2Day 3
At least 4 inches of snowunder 10%under 10%under 10%
At least 8 inches of snowunder 10%under 10%under 10%
At least 12 inches of snowunder 10%under 10%under 10%
At least a quarter inch of iceunder 10%under 10%under 10%

Each level is the highest anywhere in New Jersey, not at any one place in it. WSSI’s levels and WPC’s chances are two products on two scales: a Moderate impact is not a Moderate chance.

Three NWS winter and cold alerts in New Jersey: Freeze Watch.

NWS winter and cold alerts in New Jersey

Three alerts in New Jersey, in force or to come, by event as NWS names them.

Cold and freeze

Freeze Watch 3
  1. Freeze Watch Not yet in effect From until Northern Fairfield; Northern New Haven; Northern Middlesex; Northern New London; Western Passaic; Orange; PutnamNWS Upton NY · NWS’s alert
  2. Freeze Watch Not yet in effect From until Sussex; Carbon; MonroeNWS Mount Holly NJ · NWS’s alert
  3. Freeze Watch Not yet in effect From until Warren; Morris; Hunterdon; Berks; Lehigh; Northampton; Western Chester; Western Montgomery; Upper BucksNWS Mount Holly NJ · NWS’s alert

NWS issues most winter alerts by forecast zone; a zone is a county or part of one. A Snow Squall Warning is drawn by NWS around the squall. NWS’s warnings on the Live map Storm Mode for New Jersey, winter

WPC’s heavy snow and icing discussion

WPC’s Probabilistic Heavy Snow and Icing Discussion, issued , for to . WPC’s words, as written. Data: NOAA/NWS/WPC.

WPC named no region in this discussion.

The probability of significant snow and ice across the CONUS is less than ten percent

Snell

The whole discussion, as WPC wrote it
Probabilistic Heavy Snow and Icing Discussion
NWS Weather Prediction Center College Park MD
207 PM EDT Fri Oct 16 2026

Valid 00Z Sat Oct 17 2026 - 00Z Tue Oct 20 2026

The probability of significant snow and ice across the CONUS is
less than ten percent


Snell

Not an official warning service. Warnings and watches are the National Weather Service’s, outlooks and reports the Storm Prediction Center’s and the Weather Prediction Center’s (Data: NOAA/NWS, NOAA/SPC, NOAA/WPC). When a warning is issued for you, act on it, and use weather.gov or a NOAA Weather Radio for where you are.