Storms in Wisconsin in 2020
Every storm the National Weather Service filed in Wisconsin in 2020, with each episode’s narrative and every event in it. From 1996 the record holds 48 kinds of event with each office’s narrative; before that, tornadoes, hail and thunderstorm wind only, and before 1955 tornadoes alone.
Wisconsin in 2020 on the map
Every episode with a place to put it, colored by kind of event.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The year
- Events
- 968
- Deaths
- 21
- Injuries
- 13
- Damage
- $80 million
- Episodes
- 185
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.
By kind of event
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Thunderstorm Wind | 298 | 0 | 0 | $751,000 |
| Hail | 176 | 1 | 0 | $48 million |
| Winter Weather | 154 | 4 | 1 | $135,000 |
| Winter Storm | 80 | 2 | 9 | |
| Heavy Snow | 63 | 1 | 1 | $40,000 |
| Flood | 48 | 1 | 2 | $903,000 |
| Flash Flood | 35 | 1 | 0 | $9.4 million |
| Heavy Rain | 33 | 1 | 0 | $20,000 |
| Tornado | 21 | 0 | 0 | $703,000 |
| Lakeshore Flood | 16 | 0 | 0 | $18 million |
| Funnel Cloud | 9 | 0 | 0 | |
| Lightning | 8 | 0 | 0 | $798,000 |
| Strong Wind | 7 | 0 | 0 | $6,000 |
| High Wind | 5 | 0 | 0 | $4,000 |
| Cold/Wind Chill | 4 | 4 | 0 | |
| Wildfire | 3 | 2 | 0 | $3,000 |
| Rip Current | 2 | 3 | 0 | |
| Ice Storm | 2 | 0 | 0 | |
| Dense Fog | 1 | 1 | 0 | $20,000 |
| Dust Storm | 1 | 0 | 0 | $300,000 |
| Drought | 1 | 0 | 0 | |
| Frost/Freeze | 1 | 0 | 0 |
Every episode, month by month
January 2020
- Flood in Wisconsin, January 1 to 2, 2020
- Flooding in Wisconsin, January 1 to 31, 2020
- Winter Weather in Wisconsin, January 9, 2020
- Winter Weather in Wisconsin, January 10 to 11, 2020
- Lakeshore Flood in Wisconsin, January 11 to 13, 2020
- Heavy Snow in Wisconsin, January 11 to 12, 2020
- Winter Weather in Wisconsin, January 11, 2020
- Winter Weather in Wisconsin, January 17 to 18, 2020
- Winter Storm in Wisconsin, January 17 to 18, 2020
- Winter Storm in Wisconsin, January 17 to 18, 2020
- Heavy Snow in Wisconsin, January 17 to 19, 2020
- Winter Storm and Lakeshore Flood in Wisconsin, January 17 to 18, 2020
- Winter Weather in Wisconsin, January 24 to 25, 2020
- Winter Weather in Wisconsin, January 31, 2020
February 2020
- Flooding in Wisconsin, February 1 to 29, 2020
- Heavy Snow in Wisconsin, February 9, 2020
- Winter Storm in Wisconsin, February 9, 2020
- Winter Storm and Winter Weather in Wisconsin, February 9, 2020
- Heavy Snow in Wisconsin, February 9, 2020
- Cold in Wisconsin, February 11, 2020
- Winter Weather in Wisconsin, February 12 to 13, 2020
- Cold in Wisconsin, February 14, 2020
- Winter Weather in Wisconsin, February 17 to 18, 2020
- Cold in Wisconsin, February 17, 2020
- Heavy Snow in Wisconsin, February 17 to 18, 2020
March 2020
- Flooding in Wisconsin, March 1 to 31, 2020
- Winter Weather in Wisconsin, March 5, 2020
- Flood in Wisconsin, March 28 to 31, 2020
- Tornado in Wisconsin, March 28, 2020
- Heavy Snow in Wisconsin, March 28 to 29, 2020
April 2020
- Flooding in Wisconsin, April 1 to 12, 2020
- Flood in Wisconsin, April 1 to 4, 2020
- Flooding in Wisconsin, April 1 to 30, 2020
- Hail in Wisconsin, April 7, 2020
- Hail in Wisconsin, April 7, 2020
- Hail in Wisconsin, April 7, 2020
- Hail in Wisconsin, April 7, 2020
- Hail in Wisconsin, April 7, 2020
- Dense Fog in Wisconsin, April 8, 2020
- Heavy Snow in Wisconsin, April 12 to 13, 2020
- Winter Storm in Wisconsin, April 12 to 13, 2020
- Winter Storm in Wisconsin, April 12 to 13, 2020
- Winter Storm in Wisconsin, April 12 to 13, 2020
- Wildfire in Wisconsin, April 18, 2020
- Wildfire in Wisconsin, April 20, 2020
- Damaging Winds in Wisconsin, April 20, 2020
- Hail and Damaging Winds in Wisconsin, April 20, 2020
- Damaging Winds in Wisconsin, April 20, 2020
- Damaging Winds in Wisconsin, April 20, 2020
- Flood and Lakeshore Flood in Wisconsin, April 28 to 29, 2020
- Flooding and Lakeshore Flood in Wisconsin, April 29 to 30, 2020
- Strong Wind in Wisconsin, April 29 to 30, 2020
May 2020
- Flooding in Wisconsin, May 1 to 5, 2020
- Flooding in Wisconsin, May 1 to 31, 2020
- Dust Storm in Wisconsin, May 3, 2020
- Wildfire in Wisconsin, May 6, 2020
- Flooding and Lakeshore Flood in Wisconsin, May 17 to 26, 2020
- Flood and Lakeshore Flood in Wisconsin, May 17 to 19, 2020
- Hail and Heavy Rain in Wisconsin, May 23, 2020
- Hail and Damaging Wind in Wisconsin, May 25, 2020
- Hail in Wisconsin, May 25, 2020
- Hail and Damaging Winds in Wisconsin, May 26, 2020
- Damaging Winds in Wisconsin, May 26, 2020
- Damaging Winds in Wisconsin, May 26, 2020
- Flash Flood in Wisconsin, May 27, 2020
- Flash Flood and Heavy Rain in Wisconsin, May 28, 2020
- Flood in Wisconsin, May 28, 2020
June 2020
- Flooding in Wisconsin, June 1 to 30, 2020
- Hail in Wisconsin, June 2, 2020
- Hail and Damaging Winds in Wisconsin, June 2, 2020
- Hail and Damaging Winds in Wisconsin, June 2, 2020
- Damaging Winds in Wisconsin, June 2, 2020
- Flash Flooding and Heavy Rain in Wisconsin, June 9 to 10, 2020
- Flash Flooding and Heavy Rain in Wisconsin, June 9 to 10, 2020
- Flash Flood in Wisconsin, June 10, 2020
- Flash Flooding and Hail in Wisconsin, June 10, 2020
- Hail and Damaging Winds in Wisconsin, June 11, 2020
- Damaging Wind in Wisconsin, June 11, 2020
- Damaging Winds in Wisconsin, June 20, 2020
- Tornadoes and Damaging Wind in Wisconsin, June 20, 2020
- Hail and Damaging Winds in Wisconsin, June 21, 2020
- Damaging Winds in Wisconsin, June 26, 2020
- Flash Flooding and Damaging Wind in Wisconsin, June 28 to 29, 2020
- Damaging Wind in Wisconsin, June 29, 2020
- Flash Flooding and Flood in Wisconsin, June 29, 2020
- Flood in Wisconsin, June 30, 2020
July 2020
- Flooding in Wisconsin, July 1 to 31, 2020
- Damaging Wind in Wisconsin, July 2, 2020
- Damaging Wind in Wisconsin, July 5, 2020
- Hail and Damaging Winds in Wisconsin, July 5, 2020
- Hail and Damaging Wind in Wisconsin, July 6, 2020
- Hail and Damaging Winds in Wisconsin, July 6, 2020
- Drought in Wisconsin, July 7 to 28, 2020
- Hail and Damaging Wind in Wisconsin, July 7, 2020
- Hail and Damaging Winds in Wisconsin, July 7, 2020
- Lightning Strike in Wisconsin, July 7, 2020
- Flash Flood and Hail in Wisconsin, July 8 to 9, 2020
- Damaging Winds in Wisconsin, July 8, 2020
- Hail and Damaging Wind in Wisconsin, July 9, 2020
- Hail in Wisconsin, July 9, 2020
- Damaging Winds and Lightning Strike in Wisconsin, July 9, 2020
- Hail and Damaging Winds in Wisconsin, July 9, 2020
- Damaging Winds in Wisconsin, July 11, 2020
- Damaging Wind in Wisconsin, July 11, 2020
- Flash Flood and Flooding in Wisconsin, July 14, 2020
- Damaging Wind in Wisconsin, July 14, 2020
- Hail and Damaging Wind in Wisconsin, July 14, 2020
- Tornadoes and Damaging Winds in Wisconsin, July 18, 2020
- Damaging Winds in Wisconsin, July 18, 2020
- Damaging Winds in Wisconsin, July 18, 2020
- Damaging Wind in Wisconsin, July 18, 2020
- Damaging Wind in Wisconsin, July 18, 2020
- Tornado and Hail in Wisconsin, July 18, 2020
- Rip Current in Wisconsin, July 18, 2020
- Hail and Damaging Winds in Wisconsin, July 18, 2020
- Hail and Damaging Winds in Wisconsin, July 18 to 19, 2020
- Tornado and Hail in Wisconsin, July 18 to 19, 2020
- Damaging Wind in Wisconsin, July 19, 2020
- Tornadoes in Wisconsin, July 21, 2020
- Funnel Clouds in Wisconsin, July 21, 2020
- Lightning Strike in Wisconsin, July 25, 2020
- Flash Flooding in Wisconsin, July 26, 2020
- Flash Flood in Wisconsin, July 26, 2020
- Heavy Rain in Wisconsin, July 26, 2020
- Heavy Rain in Wisconsin, July 26, 2020
- Hail and Damaging Wind in Wisconsin, July 28, 2020
- Hail and Damaging Wind in Wisconsin, July 28, 2020
- Lightning Strike in Wisconsin, July 28, 2020
August 2020
- Flooding in Wisconsin, August 1 to 31, 2020
- Flash Flood in Wisconsin, August 2 to 3, 2020
- Flash Flood in Wisconsin, August 8, 2020
- Hail in Wisconsin, August 8, 2020
- Damaging Winds in Wisconsin, August 8, 2020
- Rip Current in Wisconsin, August 8, 2020
- Hail and Damaging Wind in Wisconsin, August 8, 2020
- Hail and Damaging Wind in Wisconsin, August 9, 2020
- Damaging Winds in Wisconsin, August 9, 2020
- Damaging Winds in Wisconsin, August 9, 2020
- Tornadoes and Damaging Winds in Wisconsin, August 9, 2020
- Tornado and Damaging Winds in Wisconsin, August 10, 2020
- Damaging Winds in Wisconsin, August 10, 2020
- Tornadoes and Flash Flooding in Wisconsin, August 10, 2020
- Damaging Wind in Wisconsin, August 14, 2020
- Damaging Winds in Wisconsin, August 14, 2020
- Hail and Damaging Wind in Wisconsin, August 14, 2020
- Hail in Wisconsin, August 20, 2020
- Hail in Wisconsin, August 21, 2020
- Damaging Wind in Wisconsin, August 23, 2020
- Hail in Wisconsin, August 24 to 25, 2020
- Hail in Wisconsin, August 24 to 25, 2020
- Hail and Damaging Winds in Wisconsin, August 24 to 25, 2020
- Hail in Wisconsin, August 24, 2020
- Flash Flooding and Flooding in Wisconsin, August 27 to 28, 2020
- Flash Flood and Damaging Winds in Wisconsin, August 27 to 28, 2020
- Lightning Strike in Wisconsin, August 31, 2020
September 2020
- Flooding in Wisconsin, September 1 to 30, 2020
- Hail in Wisconsin, September 1, 2020
- Damaging Winds in Wisconsin, September 23, 2020
- Tornado and Hail in Wisconsin, September 25, 2020
- Hail and Damaging Wind in Wisconsin, September 25, 2020
- Hail in Wisconsin, September 26, 2020
- Hail in Wisconsin, September 26, 2020
October 2020
- Hail in Wisconsin, October 12, 2020
- Winter Storm in Wisconsin, October 20, 2020
- Heavy Snow in Wisconsin, October 20, 2020
- Heavy Snow in Wisconsin, October 20 to 21, 2020
- Flash Flooding and Flood in Wisconsin, October 22 to 23, 2020
- Hail and Lightning Strike in Wisconsin, October 22, 2020
- High Wind in Wisconsin, October 31, 2020
November 2020
- Winter Storm in Wisconsin, November 10, 2020
- Damaging Winds in Wisconsin, November 10, 2020
- Ice Storm and Heavy Snow in Wisconsin, November 10 to 11, 2020
- Strong Wind in Wisconsin, November 10, 2020
- Heavy Snow in Wisconsin, November 14 to 15, 2020
- Winter Weather in Wisconsin, November 24, 2020
December 2020
- Winter Storm and Winter Weather in Wisconsin, December 11 to 12, 2020
- Heavy Snow in Wisconsin, December 23 to 25, 2020
- Winter Storm in Wisconsin, December 23, 2020
- High Wind and Strong Wind in Wisconsin, December 23, 2020
- Cold in Wisconsin, December 24, 2020
- Frost and Freeze in Wisconsin, December 27, 2020
- Winter Weather in Wisconsin, December 27, 2020
- Winter Storm in Wisconsin, December 29, 2020
- Winter Storm and Winter Weather in Wisconsin, December 29 to 30, 2020
- Heavy Snow in Wisconsin, December 29 to 30, 2020
More
Every year in WisconsinEvery state in 2020Tornadoes in Wisconsin in 2020Warnings in Wisconsin in 202020192021
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 2026-09-24.