Lake Effect Snow Advisories in New York
590 lake effect snow advisories since 1986. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of lake effect snow advisories reaches back to 2005.
Lake Effect Snow Advisories by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Lake Effect Snow Advisories
- 590
- Busiest year
- 201373 lake effect snow advisories
- Average year
- 45over 13 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cayuga County135
- Oneida County127
- Erie County115
- Oswego County107
- Onondaga County92
- Herkimer County84
- Madison County84
- Chautauqua County83
- Wayne County83
- Cattaraugus County78
- Wyoming County78
- Monroe County67
- Lewis County65
- Jefferson County64
- Orleans County64
- Niagara County56
- Genesee County55
- Cortland County48
- Chenango County45
- Hamilton County38
- Allegany County35
- Otsego County33
- Tompkins County29
- St. Lawrence County27
- Livingston County25
- Seneca County23
- Fulton County22
- Tioga County19
- Broome County17
- Ontario County15
- Montgomery County13
- Schuyler County13
- Yates County13
- Franklin County11
- Schoharie County11
- Steuben County8
- Delaware County8
- Chemung County6
- Albany County5
- Essex County4
Nearby
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.