Winter Weather, Iowa
- When
- December 9, 4:45 AM CST to 12:00 PM CST
- Where
- Iowa forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.001, -90.135 (the zone’s center; the record gives no point)
Snow accumulation of 4-6 inches.
Winter Weather in Wisconsin, December 9, 2022
A slow moving low pressure area brought several inches of accumulating snow to much of southern WI. The snow began during the morning rush hour and lasted into the early afternoon.
Where it happened
Every event with a place to put it; 15 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
- None recorded
- Crop damage
- None recorded
- Events
- 15
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 MKX wrote it up.
A slow moving low pressure area brought several inches of accumulating snow to much of southern WI. The snow began during the morning rush hour and lasted into the early afternoon. Many vehicle slide-offs and accidents occurred.
The radar
The national radar mosaic for the moment the first event began.
Event by event
15 winter weather. Local standard time, as filed.
Winter Weather, Lafayette
- When
- December 9, 6:15 AM CST to 12:00 PM CST
- Where
- Lafayette forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 42.661, -90.132 (the zone’s center; the record gives no point)
Snow accumulation of 1-4 inches.
Winter Weather, Green
- When
- December 9, 6:30 AM CST to 12:15 PM CST
- Where
- Green forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 42.680, -89.602 (the zone’s center; the record gives no point)
Snow accumulation of 2-4 inches.
Winter Weather, Columbia
- When
- December 9, 7:30 AM CST to 1:00 PM CST
- Where
- Columbia forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.467, -89.334 (the zone’s center; the record gives no point)
Snow accumulation of 2-5 inches.
Winter Weather, Dane
- When
- December 9, 7:30 AM CST to 3:00 PM CST
- Where
- Dane forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.067, -89.418 (the zone’s center; the record gives no point)
Snow accumulation of 3-7 inches.
Winter Weather, Sauk
- When
- December 9, 7:30 AM CST to 1:00 PM CST
- Where
- Sauk forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.427, -89.948 (the zone’s center; the record gives no point)
Snow accumulation of 3-7 inches.
Winter Weather, Rock
- When
- December 9, 7:45 AM CST to 2:45 PM CST
- Where
- Rock forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 42.671, -89.072 (the zone’s center; the record gives no point)
Snow accumulation of 2-4 inches.
Winter Weather, Racine
- When
- December 9, 8:00 AM CST to 3:30 PM CST
- Where
- Racine forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 42.730, -87.812 (the zone’s center; the record gives no point)
Snow accumulation of 1-3 inches.
Winter Weather, Walworth
- When
- December 9, 8:00 AM CST to 3:30 PM CST
- Where
- Walworth forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 42.669, -88.542 (the zone’s center; the record gives no point)
Snow accumulation of 2-3 inches.
Winter Weather, Jefferson
- When
- December 9, 8:30 AM CST to 12:30 PM CST
- Where
- Jefferson forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.021, -88.776 (the zone’s center; the record gives no point)
Snow accumulation of 2-4 inches.
Winter Weather, Waukesha
- When
- December 9, 8:30 AM CST to 1:30 PM CST
- Where
- Waukesha forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.018, -88.304 (the zone’s center; the record gives no point)
Snow accumulation of 2-4 inches.
Winter Weather, Dodge
- When
- December 9, 9:30 AM CST to 1:30 PM CST
- Where
- Dodge forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.416, -88.707 (the zone’s center; the record gives no point)
Snow accumulation of 1-4 inches.
Winter Weather, Milwaukee
- When
- December 9, 9:30 AM CST to 1:00 PM CST
- Where
- Milwaukee forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.022, -87.929 (the zone’s center; the record gives no point)
Snow accumulation of 1-3 inches.
Winter Weather, Ozaukee
- When
- December 9, 10:30 AM CST to 3:00 PM CST
- Where
- Ozaukee forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.403, -87.891 (the zone’s center; the record gives no point)
Snow accumulation of 1-3 inches.
Winter Weather, Washington
- When
- December 9, 10:30 AM CST to 3:00 PM CST
- Where
- Washington forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 43.369, -88.231 (the zone’s center; the record gives no point)
Snow accumulation of 2-3 inches.
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
- Cold in Nevada, December 9 to 10, 2022
- Flooding and Heavy Snow in California, December 9 to 12, 2022
- Dense Fog in Illinois, December 9, 2022
- Avalanche and Heavy Snow in Idaho, December 9 to 12, 2022
- Dense Fog in Kentucky, December 9, 2022
- Dense Fog in Missouri, December 9, 2022
- Heavy Snow in Washington, December 9 to 11, 2022
- High Wind in Oregon, December 9 to 10, 2022
- Coastal Flood in Puerto Rico, December 9, 2022
- Heavy Snow in Wisconsin, December 9, 2022
- Heavy Snow in Washington, December 9 to 10, 2022
- High Wind in Wyoming, December 9 to 10, 2022
More
Every storm in Wisconsin in 2022Every state in 2022This day in weather historyWarnings in Wisconsin, December 2022
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: 1063514, 1063519, 1063513, 1063504, 1063508, 1063533, 1063532, 1063529, 1063535, 1063526, 1063537, 1063509, 1063525, 1063528, 1063538.