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Mille Lacs storm history

Storm events recorded in Mille Lacs, Minnesota between 1950 and 2025.

382
Total events
14
Tornadoes
101
Hail
12
Floods
1
Deaths
$1.8M
Property damage

Most significant events

Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.

September 16, 1955 · Mille Lacs, Minnesota
Tornado F1 Tornado1 death
December 28, 2025 · Mille Lacs, Minnesota
Winter Storm Winter Storm
The combination of falling snow and breezy winds resulted in winter storm conditions throughout the county. Snowfall reports ranged from 3 to 6, and the highest totals in the southern portion of the county. Surface visibilities reported at KPNM dropped to 1 mile or less for sever…
December 25, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
A CoCoRaHS observer noted patchy icing occurring due to freezing rain one mile NW of Isle.
December 9, 2025 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Between 4 to 7 inches of snow fell across the county. A CoCoRaHS observer measured 7 inches of snow 2 miles W of Bock and 6.1 inches 1 mile NW of Isle.
November 25, 2025 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Snowfall amounts around 4 to 7 inches were reported across the county. The largest report was 7.1 inches from 8 miles north of Milaca.
June 28, 2025 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
Thunderstorm wind gust estimated at 65 mph knocked down a large tree knocked onto structure.
April 28, 2025 · Mille Lacs, Minnesota
Funnel Cloud Funnel Cloud
Funnel cloud reported west of Hwy 169 and Hwy 95 just west of Princeton.
April 17, 2025 · Mille Lacs, Minnesota
Hail Hail
A few quarter size hailstones mixed in with mainly pea size hail.
April 1, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
CoCoRaHS observers across the county measured 4 to 5 inches of snowfall. The highest snowfall total was 5.5 inches located 4 miles NW of Onamia.
March 29, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
Several hours of light freezing rain resulted in accumulations around 0.1 to 0.2 inches of flat ice across the county. Additional snow accumulations around up to 1 inch fell on top of the ice resulted in hazardous travel conditions Saturday into Sunday.
February 18, 2025 · Mille Lacs, Minnesota
Cold/Wind Chill Cold/Wind Chill
The wind chill dropped to -39 at the MNDOT RWIS site near Isle and -36 at the Princeton airport KPNM.
February 14, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
An estimated 2 to 4 inches of snowfall was measured across the county. This highest report was 3.8 inches of snowfall near Isle, MN.
February 7, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
An estimated 4 to 5.5 inches of snowfall was measured across the county. The highest snowfall observation was 4.7 inches near Onamia, MN.
January 20, 2025 · Mille Lacs, Minnesota
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
The AWOS located at the Princeton Municipal Airport recorded an extreme wind chill of -40 degrees.
January 11, 2025 · Mille Lacs, Minnesota
Winter Weather Winter Weather
A band of estimated 2 to 4 inches fell across the county. 3.9 inches of snow was measured 1 miles NW of Isle, MN.
March 24, 2024 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Multiple bands of snow moved through and produced generally 10 to 12 inches of heavy wet snow and 35 mph wind gusts. A CoCoRaHS observer measured 11.4 inches of snow 4 miles NW of Onamia, MN.
October 30, 2023 · Mille Lacs, Minnesota
Winter Weather Winter Weather
A couple bands of snow moved through overnight and produced generally 1 to 3 inches of snow. Temperatures were below freezing, which led to icy roads.
April 1, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
This is a continuation of the winter storm that began on March 31. A wintry mix with a couple hours of very heavy snow and strong northwest winds produced hazardous driving conditions. Based on surrounding reports, radar, ASOS observations, and MNDOT road conditions, this event v…
March 31, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
A wintry mix with a couple hours of very heavy snow and strong northwest winds produced hazardous driving conditions. Based on surrounding reports, radar, ASOS observations, and MNDOT road conditions, this event verified at 0100 CST on April 01, before the snow ended during the e…
March 16, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
A band of rain changed over to snow, with visibility dropping to 1/4 mile. Most locations saw 3 to 5 inches of snow, with a few reports of just over 6 inches. Areas near Onamia received 6.4 inches. Northwest winds increased as the snow was ending, and temperatures fell below free…
March 11, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Multiple snowfall reports of 8 to 10 inches of snow across the county.
February 21, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Multiple bands of snow moved across the county. Sustained winds increased out of the northeast near 15-20 mph with gusts near 30 mph. Across the county, Interpolated Snowfall Analysis using the National Gridded Snowfall Analysis (NGSA) map detailed that at least 1-2 inches fell i…
January 3, 2023 · Mille Lacs, Minnesota
Winter Storm Winter Storm
There were a few hours of freezing drizzle which led to a glazing of ice, followed by another widespread 5 to 7 inches of snow. Total snowfall amounts between Jan 03-04 were near a foot, with locally higher amounts.
December 23, 2022 · Mille Lacs, Minnesota
Winter Weather Winter Weather
There were areas of blowing an drifting snow, with reduced visibilities. Northwest wind of 30 to 40 mph, with wind chills near 35 below zero. The conditions were bad, but not as bad as anticipated due to winds around 10 mph less than forecast.
December 21, 2022 · Mille Lacs, Minnesota
Winter Storm Winter Storm
There were multiple reports of 6 to 8 inches across the county within a 12 hour period. This verifies the winter storm warning.
December 13, 2022 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Several inches of snow (4 to 5) were observed in mainly in the southern half of the county. A COOP Observer reported 5 inches in Milaca, MN. Prior to the snow, there was a wintry mix of precipitation. The combination of a wintry mix followed by several inches of snow verifies the…
August 2, 2022 · Mille Lacs, Minnesota
Excessive Heat Excessive Heat
Several temperature gauges measured heat indices around 105 degrees, mainly the southern part of the county, during the afternoon and evening hours.
May 12, 2022 · Mille Lacs, Minnesota
Hail Hail
May 12, 2022 · Mille Lacs, Minnesota
Hail Hail
May 11, 2022 · Mille Lacs, Minnesota
Hail Hail
May 9, 2022 · Mille Lacs, Minnesota
Hail Hail
February 21, 2022 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Light snow began across Mille Lacs County early Monday morning, February 21st. Heavier snow fell between 6 AM and noon. Locally, 4 to 6 inches fell near Mille Lacs Lake by the mid-afternoon before tapering off to flurries. However, additional snow fell Tuesday, and snowfall total…
December 26, 2021 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Several observations across Mille Lacs County measured between 7 and 10 inches of snow before it tapered off Monday morning. Some light freezing rain or freezing drizzle also occurred at the end of this event.
September 16, 2021 · Mille Lacs, Minnesota
Hail Hail
Radar suggested the hail size was much larger over Lake Mille Lacs, but there were no reports from that area.
September 16, 2021 · Mille Lacs, Minnesota
Hail Hail
August 28, 2021 · Mille Lacs, Minnesota
Hail Hail
August 28, 2021 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
A few large trees were blown down north of Milaca.
August 28, 2021 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
A few trees were blown down, one large pine tree had its top blown off to the south near Isle.
May 24, 2021 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
Damage to a local farm was significant as a downburst likely caused an iron fence and a barn door to be blown down. There was also damage to trees and other farming structures.
February 28, 2021 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Snowfall amounts of 4 to 7 inches fell in a 3-4 hour period across the southern part of Mille Lacs County.
February 14, 2021 · Mille Lacs, Minnesota
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Several sources of weather sensors provided wind chill values during this prolonged cold snap. The lowest wind chill value of -43F occurred near Milaca at 0500 LST.
February 14, 2021 · Mille Lacs, Minnesota
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Several sources of weather sensors provided wind chill values during this prolonged cold snap. The lowest wind chill value of -35F occurred near Milaca at 0000 LST.
December 23, 2020 · Mille Lacs, Minnesota
Blizzard Blizzard
A mixture of freezing rain, sleet, and snow started late Wednesday morning across the south part of the county. By mid to late afternoon, blizzard conditions developed and continued through the evening. Gusts of 35 to 40 mph were frequently achieved during the height of the event…
November 10, 2020 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Several trained weather observers and local airports reported light snow Tuesday afternoon. Heavier snowfall began during the late afternoon and evening before ending toward midnight. Snowfall amounts across the county averaged around 6 to 8 inches.
August 14, 2020 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
Two large barns had their roof structure uplifted and blown off south of Onamia.
July 17, 2020 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
July 17, 2020 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
Farm equipment was blown over and damaged. In addition, 800 pound hay bales were blown across the farm.
July 8, 2020 · Mille Lacs, Minnesota
Thunderstorm Wind Thunderstorm Wind
There were numerous downed trees along the Aitkin/Mille Lacs County line. Some landed on power lines, and a boat flipped out of the water.
June 1, 2020 · Mille Lacs, Minnesota
Hail Hail
There were several reports of large hail, up to half dollar size, that fell in a swath from south of Vineland, southeast toward the Mille Lacs, and Kanabec County line.
January 17, 2020 · Mille Lacs, Minnesota
Winter Storm Winter Storm
Snowfall rates of 1/2 inch per hour occurred during the afternoon and evening of Friday, January 17th. Gusty winds accompany the snowfall and continued through the storm. Freezing drizzle also occurred Friday night. Locally 5 to 6 inches of snow fell on Friday, and early Saturday…

Events by year

YearEventsTornadoes
2025140
202410
202370
202290
2021100
202080
2019142
2018120
201770
201680
201580
2014210
2013100
2012140
2011251
201080
200950
2008160
2007160
200680
2005140
200470
200340
2002150
2001180
200061
1999130
199861
199770
1996180
199511
199450
199210
199161
199020
198920
198850
198710
198621
198541
198410
198320
198220
197930
197710
197610
197520
197452
197310
197210
197111
197010
196210
195911
195511