Lake Effect Snow Advisories in Wisconsin
136 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
- 136
- Busiest year
- 200719 lake effect snow advisories
- Average year
- 10over 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.
- Iron County70
- Ashland County55
- Bayfield County41
- Douglas County22
- Vilas County19
- Racine County14
- Kenosha County13
- Milwaukee County13
- Kewaunee County6
- Manitowoc County6
- Ozaukee County6
- Sheboygan County6
- Door County3
- Walworth County3
- Waukesha County3
- Brown County2
- Washington County2
- Calumet County1
- Dodge County1
- Fond du Lac County1
- Jefferson County1
- Marinette County1
- Oconto County1
- Outagamie County1
- Winnebago County1
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.