Heavy Snow, Oswego
- When
- March 10, 4:45 AM EST
- Where
- Oswego forecast zone
- Property damage
- $25,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.464, -76.209 (the zone’s center; the record gives no point)
Heavy Snow in New York, March 10 to 11, 2003
A band of lake effect snow over Oswego county intensified as it lifted north into Lewis and southern Jefferson counties. It was most intense in the predawn hours of the 11th over Jefferson county and then dissipated by mid morning as milder air aloft worked in.
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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $55,000
- 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 BUF wrote it up.
A band of lake effect snow over Oswego county intensified as it lifted north into Lewis and southern Jefferson counties. It was most intense in the predawn hours of the 11th over Jefferson county and then dissipated by mid morning as milder air aloft worked in. Snowfall totals ranged from eight inches over Oswego and far southern Lewis counties up to fourteen inches over the northern Tug Hill.
The radar
The national radar mosaic for the moment the first event began.
Event by event
3 heavy snow. Local standard time, as filed.
Heavy Snow, Lewis
- When
- March 10, 7:55 AM EST
- Where
- Lewis forecast zone
- Property damage
- $15,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.785, -75.449 (the zone’s center; the record gives no point)
Heavy Snow, Jefferson
- When
- March 11, 3:10 AM EST
- Where
- Jefferson forecast zone
- Property damage
- $15,000
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.999, -76.052 (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
More
Every storm in New York in 2003Every state in 2003This day in weather historyWarnings in New York, March 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 2026-10-01. Each event’s entry at NCEI: 5347062, 5347063, 5347064.