Tornadoes, hail, floods and severe storms recorded here between 1956 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
The part of each tornado’s path NOAA recorded in this county, 30 in all. Zoom in and the paths widen to their surveyed width.
Hover or tap a bar to see that year.
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
April 2, 2026 · Brown, Wisconsin
The highest ice total in Brown County was 0.25 inches near Howard, near Flintville, as well as near Oneida. A 56-year-old male died in a car crash due to the slippery roadways.
June 23, 2025 · Brown, Wisconsin
Thunderstorm winds downed a tree onto a 9-year-old child on the west side of Green Bay. The person was taken to the hospital and passed away from the injuries. The time of this report is an estimate based on radar data.
January 31, 2023 · Brown, Wisconsin
The combination of cold temperatures and light winds caused wind chill values to fall to -15 to -20 during the morning hours. A teenager died of hypothermia in a field near Wrightstown.
January 2, 2018 · Brown, Wisconsin
A 60 year old woman was found dead outside her residence in Green Bay on the morning of the 3rd. It is estimated that she died late on the 2nd, probably around midnight. Temperature in Green Bay near her estimated time of death were in the single digits and wind chills were below…
January 10, 2016 · Brown, Wisconsin
Wind chills at Green Bay were generally in the 20 below to 23 below zero range from late on the night of January 10th through early morning January 11th.
January 20, 2013 · Brown, Wisconsin
January 24, 2009 · Brown, Wisconsin
February 1, 1996 · Brown, Wisconsin
December 23, 2008 · Brown, Wisconsin
March 15, 2019 · Brown, Wisconsin
Runoff from rainfall and snow melt combined with clogged storm drains and ice jams to cause flooding on rivers, streams, roads and low-lying areas throughout Brown County. The hardest hit area in Green Bay was along the East River, where first responders evacuated about 80 to 100…
August 6, 2013 · Brown, Wisconsin
The tornado that developed 2.7 miles east-northeast of Mackville in Outagamie County at 12:40 am CDT moved into Brown County, entering near Highway 41, 1.8 miles northwest of Wrightstown, at 12:48 am CDT. The tornado first hit the Apple Creek Campground, snapping 50 trees and kno…
May 10, 1959 · Brown, Wisconsin
June 30, 2026 · Brown, Wisconsin
Thunderstorm winds produced a wind gust to 60 mph at the Green Bay airport tower.
June 29, 2026 · Brown, Wisconsin
The combination of hot temperatures and high humidity caused heat index values to rise as high as 109 degrees during the afternoon on Monday and again on Tuesday.
June 24, 2026 · Brown, Wisconsin
Several streets in Green Bay were flooded due to 2 to 4 inches of rain falling in a short period of time.
June 24, 2026 · Brown, Wisconsin
Penny size hail fell in Ashwaubenon. The time of this report is an estimate based on radar data.
June 24, 2026 · Brown, Wisconsin
Golf ball size hail fell in Pulaski.
June 24, 2026 · Brown, Wisconsin
Nickel size hail fell near Anston.
June 24, 2026 · Brown, Wisconsin
Quarter size hail fell near Howard.
June 24, 2026 · Brown, Wisconsin
Half dollar size hail fell near Howard.
June 24, 2026 · Brown, Wisconsin
Ping pong size hail fell in Howard.
June 24, 2026 · Brown, Wisconsin
Golf ball size hail fell near Howard. The time of this report is an estimate based on radar data.
June 16, 2026 · Brown, Wisconsin
Penny size hail fell near De Pere.
April 14, 2026 · Brown, Wisconsin
Rainfall amounts of a little over an inch in a little over an hour caused closed roadways due to flash flooding in the city of Green Bay.
April 13, 2026 · Brown, Wisconsin
Quarter size hail fell in Green Bay.
April 13, 2026 · Brown, Wisconsin
Nickel size hail fell in Green Bay.
April 13, 2026 · Brown, Wisconsin
Quarter size hail fell in Green Bay.
April 13, 2026 · Brown, Wisconsin
Half dollar size hail fell in Green Bay.
April 13, 2026 · Brown, Wisconsin
Rainfall amounts of 2 to 3.5 inches in a short time caused numerous roads in Brown County to close due to flash flooding. The time of this report is an estimate based on radar data.
March 31, 2026 · Brown, Wisconsin
Nickel size hail fell near Bay Settlement.
March 30, 2026 · Brown, Wisconsin
Ping pong size hail fell near Ashwaubenon.
March 30, 2026 · Brown, Wisconsin
Half dollar size hail fell near Ashwaubenon.
March 30, 2026 · Brown, Wisconsin
Quarter size hail fell near Howard. The time of this report is an estimate based on radar data.
March 30, 2026 · Brown, Wisconsin
Quarter size hail fell in Allouez. The time of this report is an estimate based on radar data.
March 30, 2026 · Brown, Wisconsin
Golf ball hail fell near Ashwaubenon. The time of this report is an estimate based on radar data.
March 14, 2026 · Brown, Wisconsin
The highest snowfall totals across Brown County included 28 inches near New Franken, 27.5 inches in Suamico as well as Denmark, 26.6 inches in Green Bay, and 25.5 inches in Howard. In addition, winds gusting to 40 to 60 mph caused blizzard conditions at times on Sunday March 15 a…
January 22, 2026 · Brown, Wisconsin
The combination of cold temperatures and gusty winds caused wind chill values to fall to -30 to -47 degrees from late Thursday evening (1/22) through Saturday morning (1/24).
November 29, 2025 · Brown, Wisconsin
The highest snowfall total in Brown County was 6 inches in Green Bay as well as in Howard.
August 9, 2025 · Brown, Wisconsin
Thunderstorm winds downed trees and power lines in Ashwaubenon. The time of this report is an estimate based on radar data.
August 9, 2025 · Brown, Wisconsin
Thunderstorm winds downed trees and power lines in Green Bay. The time of this report is an estimate based on radar data.
July 5, 2025 · Brown, Wisconsin
Rainfall amounts of 2 to 3 inches in a short time caused flash flooding on the west side of Green Bay. Several streets closed with several vehicles stalled out and stranded. The time of this report is an estimate based on radar data.
June 29, 2025 · Brown, Wisconsin
Thunderstorm winds downed power lines in Green Bay. The time of this report is an estimate based on radar data.
June 23, 2025 · Brown, Wisconsin
Thunderstorm winds downed several trees on the east side of Green Bay. The time of this report is an estimate based on radar data.
June 23, 2025 · Brown, Wisconsin
Thunderstorms produced a wind gust to 58 mph at the Green Bay Airport.
June 21, 2025 · Brown, Wisconsin
The combination of hot temperatures and high humidity caused heat index values to rise as high as 108 degrees during the afternoon on Saturday and again on Sunday.
June 8, 2025 · Brown, Wisconsin
Lightning struck an apartment building in De Pere causing electrical damage and a hole in the roof where the lightning hit the building. The lightning produced around $40,000 in damage and displaced 24 residents.
May 30, 2025 · Brown, Wisconsin
Quarter size hail fell near Green Bay. The time of this report is an estimate based on radar data.
May 30, 2025 · Brown, Wisconsin
Nickel size hail fell near New Franken. The time of this report is an estimate based on radar data.
May 16, 2025 · Brown, Wisconsin
Thunderstorm winds flipped over 4 outdoor structures and downed some power lines near Shirley. The time of this report is an estimate based on radar data.
May 16, 2025 · Brown, Wisconsin
Thunderstorm winds snapped trees in Green Bay. The time of this report is an estimate based on radar data.