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Storm Activity›Michigan Storm Activity›Allegan County, MI
Michigan · Official NOAA Storm Data

Allegan County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Nov 1, 2026

Allegan County, Michigan has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 2 tornado reports among 49 severe weather events here in the last 12 months, alongside 14 hail reports with hail up to 0.75" and 33 high-wind reports with gusts up to 64 mph. The most recent recorded storm activity was on Sep 15, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Allegan County, Michigan showing the county boundary and surrounding cities
Allegan County, Michigan. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Allegan County hail map

Where hail and high-wind reports clustered across Allegan County over the last 12 months. Heat shows report density and significance, not radar.

49
Events (12 mo)
14
Hail
33
Wind
2
Tornado
0.75"
Max hail
64
Max wind (mph)
Sep 15, 2026
Most recent

What the radar showed

Radar snapshot during the Apr 14, 2026 tornado event near 1 ENE Otsego, Allegan County, Michigan, with NWS warning polygons
NEXRAD radar at the moment of the Apr 14, 2026 tornado event (Tornado) near 1 ENE Otsego. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Storm exposure for an address in Allegan County

Get a free report in your folder. A city is enough if you do not have a street.

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Tuesday, September 15, 2026

1 NWS warning — hail up to 0.25"

“At 833 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles southwest of Hastings to near Galesburg to near Marcellus. Movement was east at 40 mph. Hazard: Winds upwards of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Allegan County

Friday, September 4, 2026

2 NWS warnings — hail up to 0.75"

NEXRAD radar during the Friday, September 4, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 552 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 14 miles west of Montague to near Ferrysburg to 23 miles east of Wind Point. Movement was southeast at 30 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.”

NWS severe weather mention · Allegan County

“At 1202 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles east of Fennville to 5 miles west of Otsego to near Benton Heights. Movement was east at 40 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.”

NWS severe weather mention · Allegan County

Thursday, September 3, 2026

1 NWS warning — hail up to 0.75"

NEXRAD radar during the Thursday, September 3, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 738 AM EDT, Doppler radar was tracking a strong thunderstorm near Wayland, or 15 miles south of Grand Rapids, moving southeast at 35 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Hastings... Wyoming... Grandville...”

NWS severe weather mention · Allegan County

Monday, August 10, 2026

1 NWS warning — hail up to 0.75"

“At 1225 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles north of Beechwood to 6 miles southeast of Hudsonville. Movement was northeast at 15 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.”

NWS severe weather mention · Allegan County

Sunday, August 9, 2026

1 SPC verified storm report

“Trees and wires down at Mason Street and North Maple street Saugatuck... MI. (GRR)”

SPC verified report · 1 E Saugatuck

Monday, July 27, 2026

2 NWS warnings — hail up to 0.75"

NEXRAD radar during the Monday, July 27, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 934 PM EDT, Doppler radar was tracking a strong thunderstorm 6 miles northwest of South Haven, moving southeast at 25 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... South Haven... Bangor... Breedsville...”

NWS severe weather mention · Allegan County

“At 734 AM EDT, Doppler radar was tracking a strong thunderstorm near Bangor, or 6 miles east of South Haven, moving southeast at 30 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... South Haven... Paw Paw... Hartford... Mattawan...”

NWS severe weather mention · Allegan County

Friday, July 17, 2026

1 NWS warning — hail up to 0.75"

“At 434 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Wayland to 6 miles northwest of Westwood to near Decatur. Movement was east at 10 mph. Hazard: Winds in excess of 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Allegan County

Saturday, July 4, 2026

1 NWS warning — wind gusts up to 55 mph

NEXRAD radar during the Saturday, July 4, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 113 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 5 miles southeast of Wyoming to near Wayland. Movement was northeast at 25 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Grand Rapids... Wyoming... Kentwood... Wayland... Lowell... Middleville...”

NWS severe weather mention · Allegan County

Friday, July 3, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.25"

“At 1022 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near South Haven to near Coloma. Movement was northeast at 35 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Allegan... South Haven...”

NWS severe weather mention · Allegan County

“Reports of trees and large branches down on roads. (GRR)”

SPC verified report · Plainwell

Thursday, July 2, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.25"

“At 1058 PM EDT, Doppler radar was tracking a strong thunderstorm near South Haven, moving east at 35 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Holland... Allegan... South Haven... Wayland... Otsego... Plainwell... Hartford...”

NWS severe weather mention · Allegan County

“Single trees snapped or uprooted in various locations near Otsego and Plainwell. (GRR)”

SPC verified report · 1 NNE Plainwell

Tuesday, June 16, 2026

1 NWS warning — wind gusts up to 60 mph

“Scattered thunderstorms are developing across southwest lower Michigan this afternoon. Several storms will be capable of small hail and winds in excess of 40 mph over the next few hours into the evening. A few storms may become severe with winds to 60 mph and hail to 1 inch in diamater. Remain aware of weather conditions and seek shelter as storms approach.”

NWS severe weather mention · Allegan County

Thursday, June 11, 2026

1 SPC verified storm report

“Trees and wires down at Cutler and Cedar street in Allegan MI. (GRR)”

SPC verified report · Allegan

Wednesday, June 10, 2026

3 SPC verified storm reports

“Corrects previous tstm wnd dmg report from Allegan. Corrects time. Photos of trees down... damage to homes. (GRR)”

SPC verified report · Allegan

“Trees and wires down at Lighthouse Way and 131st street. Trees and wires down across Allegan county. (GRR)”

SPC verified report · 2 ESE Saugatuck

Saturday, June 6, 2026

1 NWS warning — hail up to 0.25"

“At 116 AM EDT, Doppler radar was tracking thunderstorm outlfow winds along a line extending from near Stanton to 7 miles north of Holland State Park. Movement was southeast at 40 mph. Initial hazards include winds to in excess of 40 mph, pea size hail and heavy rain. Additional development may include storms to severe levels with large hail and damaging winds.”

NWS severe weather mention · Allegan County

Monday, May 18, 2026

3 SPC verified storm reports — wind gusts up to 64 mph

NEXRAD radar during the Monday, May 18, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Reporter also notes numerous downed tree limbs. Time estimated via radar. (GRR)”

SPC verified report · 1 N Dorr

“Power out with quite a few branches down. Location approximate. (GRR)”

SPC verified report · Allegan

Monday, April 27, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...Southeast winds 15 to 25 mph with gusts up to 50 mph expected. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...Until 8 PM EDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

Saturday, April 18, 2026

2 SPC verified storm reports

“Scattered trees down between Plainwell and Pine Lake. A couple small power outages in the area. Location and time approximate. (GRR)”

SPC verified report · 5 ENE Plainwell

“3 mile path of scattered damage. Roof and tree damage consistent with estimated peak winds around 80 mph. Most concentrated damage near 146th Ave and 9th St. No conclus (GRR)”

SPC verified report · 2 ENE Moline

Thursday, April 16, 2026

1 NWS warning — hail up to 0.25"

“At 321 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Allegan to near Decatur. Movement was east at 35 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Kalamazoo... Portage...”

NWS severe weather mention · Allegan County

Wednesday, April 15, 2026

1 SPC verified storm report · 1 NWS warning — hail up to 0.75"

“At 605 AM EDT, Doppler radar was tracking a strong thunderstorm near Saugatuck, or 13 miles southwest of Holland, moving east at 55 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. This strong thunderstorm will be near...”

NWS severe weather mention · Allegan County

Tuesday, April 14, 2026

2 SPC verified storm reports — 2 tornado reports

NEXRAD radar during the Tuesday, April 14, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“This EF-1 tornado had maximum estimated winds of 100 mph and a path of around 16 miles. It touched down north of Otsego and traveled east until Hickory Corners. This to (GRR)”

SPC verified report · 1 ENE Otsego

“An EF-0 tornado with peak winds near 80 mph began near Schermerhorn Lake in Allegan County and was on the ground for around 6.5 miles before lifting west/northwest of O (GRR)”

SPC verified report · 4 SW Allegan

Tuesday, March 31, 2026

2 NWS warnings — hail up to 0.25", wind gusts up to 50 mph

NEXRAD radar during the Tuesday, March 31, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Strong winds are being mixed down to the surface with and without thunderstorms. Gusts to 50 mph are expected through 6AM and may cause damage and power outages.”

NWS severe weather mention · Allegan County

“At 130 PM EDT, Doppler radar was tracking a strong thunderstorm near Hopkins, moving east at 40 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Hastings... Wayland... Middleville... Caledonia... Freeport... Martin... Dorr...”

NWS severe weather mention · Allegan County

Monday, March 16, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...Northwest wind gusts of 40 to 50 mph. WHERE...Portions of central, south central, and southwest Michigan. WHEN...Until 11 PM EDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

“WHAT...West winds 15 to 30 mph with gusts of 45 to 50 mph. WHERE...Calhoun, Clinton, Eaton, Ingham, Jackson, Allegan, Barry, Kalamazoo, and Van Buren Counties. WHEN...Until 11 PM EDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

Sunday, March 15, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...Wind gusts 40 to 50 mph expected. WHERE...Calhoun, Clinton, Eaton, Ingham, Jackson, Allegan, Barry, Kalamazoo, and Van Buren Counties. WHEN...Until 11 PM EDT Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

“WHAT...Wind gusts 40 to 50 mph. WHERE...Calhoun, Clinton, Eaton, Ingham, Jackson, Allegan, Barry, Kalamazoo, and Van Buren Counties. WHEN...Until 11 PM EDT Monday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds 25 to 30 mph with gusts up to 60 mph. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...Until 8 PM EDT this evening. IMPACTS...Damaging winds will blow down trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

“WHAT...West winds 30 to 40 mph with gusts up to 60 mph. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...Until 8 PM EDT this evening. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

Thursday, March 12, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...Southwest to west winds 25 to 35 mph with gusts up to 60 mph expected. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...From 2 AM to 8 PM EDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

“WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph expected. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...From 2 AM to 8 PM EDT Friday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

Friday, January 9, 2026

2 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Friday, January 9, 2026 storm activity in Allegan County, Michigan
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“WHAT...Southwest to west winds 20 to 30 mph with gusts up to 45 mph expected. Wind gusts to 55 mph are possible. WHERE...Portions of central, south central, southwest, and west central Michigan. WHEN...From 6 AM this morning to 4 PM EST this afternoon. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Allegan County

“At 1209 AM EST, Doppler radar was tracking a line of showers extending from 15 miles west of Mount Pleasant to Grand Rapids to near Paw Paw. Movement was east at 30 mph. These showers may intensify into thunderstorms, but regardless they have the potential to produce wind gusts in excess of 50 mph. Hazard: Wind gusts of 50 to 55 mph.”

NWS severe weather mention · Allegan County

Wednesday, November 26, 2025

2 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds 20 to 30 mph with gusts of 50 to 60 mph. WHERE...Allegan, Ottawa, Van Buren, Mason, Muskegon, and Oceana Counties. WHEN...Until 7 AM EST Thursday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

“WHAT...West winds 20 to 30 mph with gusts of 50 to 60 mph. WHERE...Allegan, Ottawa, Van Buren, Mason, Muskegon, and Oceana Counties. WHEN...Until 7 AM EST Thursday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

Tuesday, November 25, 2025

2 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds gusting 50 to 60 mph. WHERE...Allegan, Ottawa, Van Buren, Mason, Muskegon, and Oceana Counties. WHEN...From 7 AM Wednesday to 7 AM EST Thursday. Winds strongest Wednesday afternoon and evening. IMPACTS...Damaging winds will blow down some trees and power lines. Power outages are likely. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Allegan County

“WHAT...Heavy snow expected. Total snow accumulations between 2 and 7 inches. Winds gusting 45 to 55 mph. WHERE...Calhoun, Allegan, Barry, Kalamazoo, and Van Buren Counties. WHEN...From 7 AM Wednesday to 7 PM EST Thursday. IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow.”

NWS severe weather mention · Allegan County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Allegan County, MI?

The most recent recorded event was on Sep 15, 2026. Official NWS and SPC records show 49 severe weather events in Allegan County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Allegan County recently?

Yes — 14 hail reports in the last 12 months, with hail up to 0.75" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Allegan County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through HailyAPI and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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