Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding Tuesday. Hot to extremely hot temperatures are in place through Tuesday across much of the western U.S. and northern New England. Tropical Storm Erin is forecast to become a Major Hurricane by this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >
Overview
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A strong winter storm moved into the area Sunday morning, March 24th in north-central Minnesota and spread snow northeastward. The heaviest snowfall fell Sunday night into mid-day Monday. Localized blizzard conditions were observed over the North Shore Sunday evening through Monday afternoon. Warm air aloft will brought a wintry mix of rain, freezing rain, and snow Monday and Monday night. The mixed precipitation mainly affected northwest Wisconsin and the I-35 corridor. The snowfall wrapped up Tuesday afternoon and evening March 26th, with seasonably cool and breezy north winds into Wednesday March 27th. |
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Snow/Ice
Public Information Statement National Weather Service Duluth MN 1112 AM CDT Wed Mar 27 2024 ...STORM TOTAL SNOWFALL REPORTS 4 DAY TOTALS... Location Amount Time/Date Provider ...Minnesota... ...Aitkin County... 7 N McGregor 16.4 in 0700 AM 03/27 COCORAHS 3 ESE Libby 13.3 in 0700 AM 03/27 COCORAHS McGrath 5.6 SE 13.0 in 0700 AM 03/27 COCORAHS Tamarack 1.4 SW 12.5 in 0700 AM 03/27 COCORAHS McGrath 4.3 SE 11.0 in 0700 AM 03/27 COCORAHS 4 NE Palisade 10.3 in 0745 AM 03/27 Trained Spotter 3 ESE Libby 9.8 in 0700 AM 03/27 COCORAHS Isle 5.6 NNE 9.1 in 0700 AM 03/27 COCORAHS ...Carlton County... Cloquet 2.1 ESE 17.5 in 0700 AM 03/27 COCORAHS Wrenshall 9.7 SSE 16.6 in 0700 AM 03/27 COCORAHS 3 E Wright 16.3 in 0600 AM 03/27 COOP 3 NNW Mahtowa 15.4 in 1117 PM 03/26 Trained Spotter 1 N Cloquet 15.0 in 0830 AM 03/27 NWS Employee 3.3 W Cloquet 14.0 in 0830 AM 03/27 COOP Cloquet 3.4 ENE 11.5 in 0700 AM 03/27 COCORAHS Moose Lake 0.6 SW 11.0 in 0700 AM 03/27 COCORAHS Moose Lake 3.6 ESE 10.3 in 0700 AM 03/27 COCORAHS Esko 3.1 NW 8.5 in 0800 AM 03/27 COCORAHS ...Cass County... Pillager 5.1 N 22.8 in 0700 AM 03/27 COCORAHS 7 WSW Pine River 17.8 in 1216 AM 03/27 Trained Spotter Backus 5.9 W 11.8 in 0700 AM 03/27 COCORAHS Cass Lake 11.3 in 0800 AM 03/27 COOP Deer River 6.5 S 11.0 in 0800 AM 03/27 COCORAHS Federal Dam 0.3 S 10.5 in 0700 AM 03/27 COCORAHS Hackensack 5.4 NE 10.0 in 0800 AM 03/27 COCORAHS Cass Lake 10.0 in 0800 AM 03/27 COOP 3 ESE Bena 10.0 in 0800 AM 03/27 COCORAHS ...Cook County... 3.7 NE Sea Gull Lake 16.4 in 0700 AM 03/27 COOP Tofte 4.9 NE 15.8 in 0700 AM 03/27 COCORAHS Hovland 0.1 NE 15.6 in 0700 AM 03/27 COCORAHS Hovland 2.8 WNW 14.8 in 0700 AM 03/27 COCORAHS Grand Marais 3.8 NNE 14.0 in 0700 AM 03/27 COCORAHS Grand Marais 11.6 ENE 13.7 in 0700 AM 03/27 COCORAHS Lutsen 11.8 N 13.3 in 0800 AM 03/27 COCORAHS Grand Marais 4.4 W 13.2 in 0700 AM 03/27 COCORAHS Grand Marais 4.4 WSW 10.2 in 0700 AM 03/27 COCORAHS ...Crow Wing County... Baxter 1.6 NE 24.7 in 0750 AM 03/27 COCORAHS Brainerd 20.5 in 0700 AM 03/27 COOP Brainerd 6.5 S 15.4 in 0900 AM 03/27 COCORAHS Brainerd 6.0 N 15.3 in 0730 AM 03/27 COCORAHS Aitkin 8.4 NW 15.0 in 0500 AM 03/27 COCORAHS Crosby 1.1 SW 13.7 in 0745 AM 03/27 COCORAHS Fort Ripley 0.8 N 13.4 in 0700 AM 03/27 COCORAHS Pequot Lakes 3.2 N 13.2 in 0700 AM 03/27 COCORAHS Nisswa 4.2 ENE 13.0 in 0800 AM 03/27 COCORAHS Emily 6.1 SSE 11.0 in 0830 AM 03/27 COCORAHS Brainerd 8.3 ESE 10.5 in 0800 AM 03/27 COCORAHS Brainerd 7.7 SSE 9.5 in 0700 AM 03/27 COCORAHS ...Itasca County... Cohasset 7.4 S 13.2 in 0800 AM 03/27 COCORAHS Northome 8.4 ESE 11.6 in 0730 AM 03/27 COCORAHS Grand Rapids 6.1 N 10.1 in 0700 AM 03/27 COCORAHS Warba 2.2 NNW 10.1 in 0715 AM 03/27 COCORAHS Grand Rapids 6.2 SSW 9.2 in 0600 AM 03/27 COCORAHS Coleraine 0.7 S 9.1 in 0700 AM 03/27 COCORAHS Keewatin 0.2 SSE 9.1 in 0800 AM 03/27 COCORAHS Bovey 13.4 N 8.7 in 0650 AM 03/27 COCORAHS Cohasset 7.6 NNW 8.6 in 0700 AM 03/27 COCORAHS Bovey 3.5 S 7.9 in 0800 AM 03/27 COCORAHS ...Koochiching County... International Falls 0.6 NW 11.7 in 0700 AM 03/27 COCORAHS International Falls 11.6 in 0600 AM 03/27 Official NWS Obs International Falls 8.8 E 10.5 in 0700 AM 03/27 COCORAHS International Falls 5.1 SSW 10.4 in 0700 AM 03/27 COCORAHS International Falls 1.1 NNW 10.3 in 0800 AM 03/27 COCORAHS International Falls 10.3 WSW 6.9 in 0700 AM 03/27 COCORAHS ...Lake County... Two Harbors 3.6 WNW 20.4 in 0700 AM 03/27 COCORAHS Silver Bay 18.4 in 0700 AM 03/27 UCOOP Two Harbors 2.1 NW 17.5 in 0700 AM 03/27 COCORAHS Silver Bay 0.4 W 16.5 in 0800 AM 03/27 COCORAHS Two Harbors 13.5 in 0700 AM 03/27 COOP Two Harbors 19.8 N 13.4 in 0700 AM 03/27 COCORAHS Two Harbors 2.0 ENE 12.3 in 0700 AM 03/27 COCORAHS Ely 25 E 9.5 in 0600 AM 03/27 COOP ...Pine County... Sandstone 0.1 WSW 16.5 in 0700 AM 03/27 COCORAHS Hinckley 13.7 E 14.0 in 0700 AM 03/27 COCORAHS Sturgeon Lake 7.5 ESE 13.7 in 0700 AM 03/27 COCORAHS Hinckley 8.7 ENE 13.0 in 0707 AM 03/27 COCORAHS Kerrick 3.0 NNE 12.8 in 0800 AM 03/27 COCORAHS Pine City 0.7 SSW 12.3 in 0700 AM 03/27 COCORAHS 2 SSW Moose Lake 12.3 in 0952 AM 03/27 Trained Spotter Sturgeon Lake 0.4 ENE 11.9 in 0710 AM 03/27 COCORAHS Willow River 11.5 in 0944 AM 03/27 Trained Spotter Hinckley 13.7 E 11.0 in 0700 AM 03/27 COCORAHS ...St. Louis County... Duluth 7.9 SW 24.9 in 0900 AM 03/27 COCORAHS Duluth 7.4 NNE 20.6 in 0700 AM 03/27 COCORAHS 5 NNW Knife River 19.2 in 0800 AM 03/27 COCORAHS Duluth 4.1 SW 19.0 in 0630 AM 03/27 COCORAHS Duluth 9.6 SW 18.8 in 0730 AM 03/27 COCORAHS NWS Duluth 17.3 in 0700 AM 03/27 COOP Duluth 1.2 SE 16.0 in 0600 AM 03/27 COCORAHS Duluth 12.1 NNW 15.2 in 0700 AM 03/27 COCORAHS Duluth 17.6 NNW 15.0 in 0600 AM 03/27 COCORAHS Wright 9.2 NNE 15.0 in 0600 AM 03/27 COCORAHS Duluth 6.0 NE 15.0 in 0700 AM 03/27 COCORAHS Duluth 7.9 SW 14.6 in 0700 AM 03/27 COCORAHS Ely 0.9 WNW 14.3 in 0700 AM 03/27 COCORAHS Duluth 17.6 NNW 14.0 in 0700 AM 03/27 COCORAHS Duluth 4.6 NE 14.0 in 0730 AM 03/27 COCORAHS Kabetogama 0.7 SSW 13.8 in 0555 AM 03/27 COCORAHS 2 NNE Duluth 13.7 in 0700 AM 03/27 Cocorahs Duluth 2.0 NNE 13.7 in 0700 AM 03/27 COCORAHS Iron Junction 3.4 NNW 13.5 in 0400 AM 03/27 COCORAHS Chisholm 0.7 NW 13.1 in 0630 AM 03/27 COCORAHS Hibbing 11.6 SSW 13.0 in 0700 AM 03/27 COCORAHS Celina 2 E 13.0 in 0900 AM 03/27 COOP Brimson 2 S 12.9 in 0700 AM 03/27 COOP 5.1 N Floodwood 12.9 in 0730 AM 03/27 COOP Babbitt 4.4 N 12.0 in 0700 AM 03/27 COCORAHS Cotton 5.7 ESE 11.7 in 0800 AM 03/27 COCORAHS Duluth 3.0 NE 11.6 in 0600 AM 03/27 COCORAHS Ely 1.8 SSW 11.6 in 0700 AM 03/27 COCORAHS Biwabik 2.9 NNE 11.5 in 0800 AM 03/27 COCORAHS 2 SW Gary New Duluth 11.3 in 0700 AM 03/27 Public Orr 3 E 11.1 in 0700 AM 03/27 COOP Duluth 3.0 NE 11.0 in 0600 AM 03/27 COCORAHS Ely 5.2 WSW 11.0 in 0700 AM 03/27 COCORAHS Knife River 1.8 N 10.9 in 0655 AM 03/27 COCORAHS Hoyt Lakes 3.1 SSW 10.5 in 0805 AM 03/27 COCORAHS Ely 2.5 NW 10.4 in 0700 AM 03/27 COCORAHS Ely 6.4 SSW 10.1 in 0700 AM 03/27 COCORAHS Duluth 15.4 NNW 10.0 in 0700 AM 03/27 COCORAHS Canyon 4.6 NNE 10.0 in 0810 AM 03/27 COCORAHS Embarrass 9.5 in 0600 AM 03/27 COOP Aurora 0.6 WSW 9.2 in 0800 AM 03/27 COCORAHS Aurora 7.4 S 9.1 in 0651 AM 03/27 COCORAHS Hibbing 2.1 NNE 8.5 in 0700 AM 03/27 COCORAHS Cook 6.0 N 8.5 in 0800 AM 03/27 COCORAHS Cook 8NE 6.4 in 0600 AM 03/27 COOP ...Wisconsin... ...Ashland County... Ashland 0.5 WNW 14.6 in 0700 AM 03/27 COCORAHS Ashland 3 S 11.0 in 0800 AM 03/27 COOP ...Bayfield County... Bayfield 5.1 NNW 17.2 in 0830 AM 03/27 COCORAHS Mason 11.5 WNW 16.2 in 0800 AM 03/27 COCORAHS Bayfield Fish Hatchery 16.1 in 0800 AM 03/27 COOP Washburn 3.7 WSW 15.5 in 0700 AM 03/27 COCORAHS 5 SE Iron River 15.4 in 0700 AM 03/27 COCORAHS 1 SSE Cornucopia 14.4 in 0600 AM 03/27 Trained Spotter Bayfield 1.7 SW 14.4 in 0700 AM 03/27 COCORAHS Mellen 18.6 SW 13.7 in 0700 AM 03/27 COCORAHS Clam Lake 4W 13.7 in 0700 AM 03/27 COOP Cable 10.2 ENE 12.2 in 0800 AM 03/27 COCORAHS Washburn 0.2 NW 11.5 in 0800 AM 03/27 COCORAHS Bayfield 1.2 N 10.4 in 0700 AM 03/27 COCORAHS ...Burnett County... Spooner 10.6 WNW 13.3 in 0800 AM 03/27 COCORAHS Grantsburg 0.6 SW (KWIGRANT1 12.1 in 0733 AM 03/27 COCORAHS Oakland 9.0 ENE 12.0 in 0500 AM 03/27 COCORAHS ...Douglas County... Solon Springs 1.2 W 15.4 in 0700 AM 03/27 COCORAHS Superior 2.3 SSW 15.0 in 0700 AM 03/27 COCORAHS 1 NNW Lake Nebagamon 15.0 in 0800 AM 03/27 Public Poplar 7.4 SSW 13.8 in 0700 AM 03/27 COCORAHS Superior 4.3 W 13.3 in 0900 AM 03/27 COCORAHS Superior 2.0 WNW 13.0 in 0800 AM 03/27 COCORAHS Superior 2 ENE 12.0 in 1158 PM 03/26 COOP 7 W Superior 12.0 in 1026 AM 03/27 Trained Spotter Brule 0.1 NE 9.4 in 0745 AM 03/27 COCORAHS Maple 1.0 ENE 7.1 in 0700 AM 03/27 COCORAHS ...Iron County... Gile 11.3 in 1130 PM 03/26 Trained Spotter Saxon 3.8 W 10.7 in 0700 AM 03/27 COCORAHS Hurley 4.1 SSE 10.0 in 0753 AM 03/27 COCORAHS Mercer 0.4 N 9.2 in 0800 AM 03/27 COCORAHS Mercer 7.0 NNE 8.4 in 0700 AM 03/27 COCORAHS Hurley 8.0 in 0800 AM 03/27 COOP ...Price County... Park Falls 10.7 in 0800 AM 03/27 COOP Brantwood 7.4 S 9.5 in 0400 AM 03/27 COCORAHS Butternut 5.9 SW 9.2 in 0630 AM 03/27 COCORAHS Brantwood 2.5 S 9.1 in 0700 AM 03/27 COCORAHS Phillips 0.4 SSW 9.1 in 0800 AM 03/27 COCORAHS Butternut 3 SW 8.5 in 0600 AM 03/27 COOP Phillips 1.3 S 7.5 in 0600 AM 03/27 COCORAHS ...Sawyer County... Hayward 4.4 SSE 14.4 in 0700 AM 03/27 COCORAHS Hayward 9.2 NNE 13.5 in 0600 AM 03/27 COCORAHS Hayward 1.0 SW 12.2 in 0600 AM 03/27 COCORAHS Hayward 9.7 NE 10.6 in 0800 AM 03/27 COCORAHS ...Washburn County... 3 E Sarona 15.9 in 0700 AM 03/27 COOP Shell Lake 4.3 SW 14.0 in 0724 AM 03/27 COCORAHS 3 E Sarona 12.4 in 0700 AM 03/27 COOP Sarona 4.5 NNE 11.6 in 0700 AM 03/27 COCORAHS Springbrook 4.0 N 9.6 in 0830 AM 03/27 COCORAHS Sarona 3.6 NE 8.5 in 0700 AM 03/27 COCORAHS ...Maritime Stations... Superior 3.7 WNW 13.3 in 0700 AM 03/27 COCORAHS Observations are collected from a variety of sources with varying equipment and exposures. We thank all volunteer weather observers for their dedication. Not all data listed are considered official.
Photos & Video
Before and After Comparisons of the Snowfall
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| A before storm image from our observer near Ely, MN (COOP Observer) |
An after storm image from our observer near Ely, MN (COOP Observer) |
A before storm image from near McGregor, MN (source) |
An after storm image from near McGregor, MN (source) |
Radar
Here is the radar imagery from this snowstorm.
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Radar Imagery from Saturday 3/23 at 5 PM to Sunday 3/24 at 10 AM This was the first wave of light snow that fell late Saturday night into Sunday morning, producing up to 2.5 inches of snow. |
Radar Imagery from Sunday 3/24 at 10 AM to Monday 3/25 at 11 PM This was the most intense snowfall, producing the bulk of the snow. This was also when we had mixed precipitation, even purely rainfall across northwest Wisconsin. |
Radar Imagery from Monday 3/25 at 11 PM to Wednesday 3/27 at 7 AM For this portion of the event, the mixed precipitation over northwest Wisconsin became all snow during the day on Tuesday, then continued to fall overnight even as it diminished from west to east. |
Environment
Synoptic summary.
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| Figure 1: A loop of the 300 MB winds and heights | Figure 2: A loop of the 500 MB winds and heights |
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| Figure 3: A loop of the 850 MB winds and heights | Figure 4: A loop of the surface analysis |
Additional environmental data.
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| Figure 5: March 24, 2024 6 AM (12Z) CT observed upper-air sounding from site MPX in Chanhassen, MN. Courtesy of UoWy Atmospheric Sciences. | Figure 6: March 25, 2024 6 PM (25/00Z) CT observed upper-air sounding from site MPX in Chanhassen, MN. Courtesy of UoWy Atmospheric Sciences. | Figure 7: March 25, 2024 6 PM (25/00Z) CT observed upper-air sounding from site INL in International Falls, MN. Courtesy of UoWy Atmospheric Sciences. |
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Media use of NWS Web News Stories is encouraged! Please acknowledge the NWS as the source of any news information accessed from this site. |
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