New Jersey, 2009

Winter Weather in New Jersey, December 25, 2009

December 25, 2009 · NWS PHI · 3 events in 3 counties and zones

An upslope southeast flow around an intense low pressure centered in Iowa on Christmas morning (the 25th) produced some spotty freezing drizzle across Northwest New Jersey. Untreated roadways and walkways were slippery.

Where it happened

Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
3

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS PHI wrote it up.

An upslope southeast flow around an intense low pressure centered in Iowa on Christmas morning (the 25th) produced some spotty freezing drizzle across Northwest New Jersey. Untreated roadways and walkways were slippery.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before the first event at Dec 25, 4:49 AM EST, 11 minutes earlier.

Area forecast discussion, Dec 25, 4:49 AM EST, 11 minutes before
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Hazardous weather outlook, Dec 25, 4:45 AM EST, 15 minutes before
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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

3 winter weather. Local standard time, as filed.

Winter Weather, Sussex

When
December 25, 5:00 AM EST to 12:00 PM EST
Where
Sussex forecast zone
Reported by
Public
Coordinates
41.140, -74.690 (the zone’s center; the record gives no point)

Winter Weather, Warren

When
December 25, 5:00 AM EST to 12:00 PM EST
Where
Warren forecast zone
Reported by
Public
Coordinates
40.857, -74.997 (the zone’s center; the record gives no point)

Winter Weather, Morris

When
December 25, 5:00 AM EST to 11:00 AM EST
Where
Morris forecast zone
Reported by
Public
Coordinates
40.862, -74.544 (the zone’s center; the record gives no point)

What these are

Winter Weather
Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in New Jersey in 2009Every state in 2009This day in weather historyWarnings in New Jersey, December 2009

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 203818, 203819, 203820.