Mid-level frontogenesis within the entrance region of a jet streak across northern Wisconsin brought rapid onset to precipitation during the afternoon and evening of November 16. Gradual loss of deep saturation resulted in a trailing area of light freezing rain or freezing drizzle behind the main light snow band.
Every event with a place to put it; 8 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
The episode as NWS FSD wrote it up.
Mid-level frontogenesis within the entrance region of a jet streak across northern Wisconsin brought rapid onset to precipitation during the afternoon and evening of November 16. Gradual loss of deep saturation resulted in a trailing area of light freezing rain or freezing drizzle behind the main light snow band.
The national radar mosaic for the moment the first event began.
8 winter weather. Local standard time, as filed.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
After snowfall which totaled up to an inch at Spencer during the early evening, periods of light freezing rain or freezing drizzle late evening produced a light glaze and hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
Periods of freezing drizzle and a resulting light glaze followed a light dusting of snowfall to create hazardous road conditions.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Iowa in 2018Every state in 2018This day in weather historyWarnings in Iowa, November 2018
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: 788490, 788491, 788495, 788496, 788492, 788494, 788497, 788493.