Heavy Snow, Wyoming
- When
- December 18, 7:10 AM EST
- Where
- Wyoming forecast zone
- Property damage
- $10,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 42.702, -78.224 (the zone’s center; the record gives no point)
Heavy Snow in New York, December 18, 2003
A cold westerly flow resulted in lake effect snow bands off Lakes Erie and Ontario. Marginal warning amounts were observed, mainly over the higher elevations of southern Erie, southern Wyoming, northern Chautauqua, northern Cattaraugus, and Oswego counties.
Where it happened
Every event with a place to put it; 5 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $60,000
- Crop damage
- None recorded
- Events
- 5
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 BUF wrote it up.
A cold westerly flow resulted in lake effect snow bands off Lakes Erie and Ontario. Marginal warning amounts were observed, mainly over the higher elevations of southern Erie, southern Wyoming, northern Chautauqua, northern Cattaraugus, and Oswego counties. Specific snowfall totals included: Orangeville 10"; Arcade 9"; and West Monroe 7".
The radar
The national radar mosaic for the moment the first event began.
Event by event
5 heavy snow. Local standard time, as filed.
Heavy Snow, Erie
- When
- December 18, 7:50 AM EST
- Where
- Erie forecast zone
- Property damage
- $15,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 42.758, -78.780 (the zone’s center; the record gives no point)
Heavy Snow, Oswego
- When
- December 18, 10:00 AM EST
- Where
- Oswego forecast zone
- Property damage
- $15,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.464, -76.209 (the zone’s center; the record gives no point)
Heavy Snow, Chautauqua
- When
- December 18, 3:35 PM EST
- Where
- Chautauqua forecast zone
- Property damage
- $10,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 42.303, -79.406 (the zone’s center; the record gives no point)
Heavy Snow, Cattaraugus
- When
- December 18, 5:30 PM EST
- Where
- Cattaraugus forecast zone
- Property damage
- $10,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 42.249, -78.679 (the zone’s center; the record gives no point)
What these are
- Heavy Snow
- Snowfall reaching the local warning threshold without the other hazards of a winter storm.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heavy Snow in New York, December 18, 2003
- Winter Storm in Vermont, December 18, 2003
- Winter Storm in New York, December 18, 2003
- Winter Storm in Vermont, December 18, 2003
- Winter Weather in North Carolina, December 18, 2003
- Heavy Snow in North Carolina, December 18 to 20, 2003
- Heavy Snow in Kentucky, December 18 to 20, 2003
- Heavy Snow in Tennessee, December 18 to 19, 2003
- High Wind in Maine, December 18, 2003
- High Wind in Maine, December 18, 2003
- Winter Weather in New York, December 18, 2003
- Flooding in Connecticut, December 18 to 19, 2003
More
Every storm in New York in 2003Every state in 2003This day in weather historyWarnings in New York, December 2003
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: 5331198, 5331199, 5331200, 5328321, 5328322.