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

Washtenaw County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Nov 2, 2026

Washtenaw County, Michigan has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 1 tornado report among 48 severe weather events here in the last 12 months, alongside 22 hail reports with hail up to 1" and 25 high-wind reports with gusts up to 70 mph. The most recent recorded storm activity was on Sep 4, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

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

Washtenaw County hail map

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

48
Events (12 mo)
22
Hail
25
Wind
1
Tornado
1"
Max hail
70
Max wind (mph)
Sep 4, 2026
Most recent

What the radar showed

Radar snapshot during the Apr 15, 2026 tornado event near 3 S Barton Hills, Washtenaw County, Michigan, with NWS warning polygons
NEXRAD radar at the moment of the Apr 15, 2026 tornado event (Tornado) near 3 S Barton Hills. 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 Washtenaw 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.

Friday, September 4, 2026

1 NWS warning — hail up to 0.25"

“At 631 AM EDT, Doppler radar was tracking a strong thunderstorm over Brooklyn, or 8 miles west of Manchester, moving southeast 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...”

NWS severe weather mention · Washtenaw County

Thursday, September 3, 2026

2 SPC verified storm reports · 1 NWS warning — hail up to 0.5"

“At 1003 AM EDT, Doppler radar was tracking a strong thunderstorm near Chelsea, moving east at 45 mph. Hazard: Wind gusts up to 50 mph and half inch 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 · Washtenaw County

“Trees down at Jackson and Zeeb Rd near Meijer (DTX)”

SPC verified report · 4 W Ann Arbor

Saturday, August 22, 2026

2 NWS warnings — hail up to 0.5"

“At 1047 AM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from Whitmore Lake to near Dexter to near Manchester. Movement was east at 25 mph. Hazard: Winds in excess of 40 mph and half inch 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 · Washtenaw County

“At 447 PM EDT, Doppler radar was tracking a strong thunderstorm near Britton, or 7 miles southwest of Milan, moving southeast at 25 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. This strong thunderstorm will be near... Dundee around 455 PM EDT.”

NWS severe weather mention · Washtenaw County

Tuesday, July 28, 2026

1 SPC verified storm report — hail up to 1"

Friday, July 17, 2026

1 NWS warning — hail up to 0.5"

“At 755 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles west of Mason to 6 miles southeast of Leslie to near Brooklyn. Movement was northeast at 30 mph. Hazard: Wind gusts up to 50 mph and half inch 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 · Washtenaw County

Wednesday, July 15, 2026

1 NWS warning — hail up to 0.25"

“At 835 PM EDT, Doppler radar was tracking a strong thunderstorm near Brighton, moving southeast at 40 mph. Hazard: Wind gusts up to 50 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. This strong thunderstorm will be near... Brighton, Hamburg, and Whitmore Lake around 840 PM EDT.”

NWS severe weather mention · Washtenaw County

Thursday, July 9, 2026

1 NWS warning — hail up to 0.25"

“At 221 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Salem to Ypsilanti to near Milan. Movement was east at 15 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...”

NWS severe weather mention · Washtenaw County

Friday, July 3, 2026

4 SPC verified storm reports

“Report of tree down on a house along with multiple power lines down in the area (DTX)”

SPC verified report · Chelsea

“Report of multiple trees down on roadway (DTX)”

SPC verified report · 2 NE Ypsilanti

Wednesday, June 17, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Wednesday, June 17, 2026 storm activity in Washtenaw 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 904 PM EDT, surface obervations and doppler radar indicated an area of enhanced winds along and north of a batch of rain showers. The winds are expanding north across the Metro Detroit region and will conintue through 1000 PM EDT. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Washtenaw County

Tuesday, June 16, 2026

1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Tuesday, June 16, 2026 storm activity in Washtenaw 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 915 PM EDT, Doppler radar was tracking a strong thunderstorm over Grass Lake, or 9 miles east of Jackson, moving east at 35 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Washtenaw County

Sunday, June 14, 2026

1 NWS warning — hail up to 0.5"

“At 1144 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Livonia to near Canton to near Saline. Movement was east at 30 mph. Hazard: Wind gusts up to 50 mph and half inch 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 · Washtenaw County

Saturday, June 6, 2026

2 NWS warnings — hail up to 0.5"

“At 338 PM EDT, Doppler radar was tracking a strong thunderstorm near Manchester, moving southeast at 30 mph. Hazard: Winds in excess of 40 mph and half inch 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 · Washtenaw County

“At 253 PM EDT, Doppler radar was tracking a strong thunderstorm near Manchester, moving southeast at 30 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...”

NWS severe weather mention · Washtenaw County

Tuesday, May 19, 2026

2 NWS warnings — hail up to 0.5"

NEXRAD radar during the Tuesday, May 19, 2026 storm activity in Washtenaw 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 435 PM EDT, Doppler radar was tracking a cluster of strong thunderstorms along a line extending from near Ypsilanti to Willis to Milan. Movement was east at 40 mph. Hazard: Winds in excess of 40 mph and half inch 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 · Washtenaw County

“At 217 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Milford to Hamburg to near Chelsea. Movement was northeast at 45 mph. Hazard: Winds in excess of 40 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Strong thunderstorms will be near...”

NWS severe weather mention · Washtenaw County

Monday, May 18, 2026

1 SPC verified storm report

“report of multiple power lines down (DTX)”

SPC verified report · 3 SW Barton Hills

Tuesday, May 5, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1217 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Hamburg to near Canton to near Luna Pier. Movement was northeast at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Washtenaw County

Monday, May 4, 2026

3 NWS warnings — hail up to 0.5"

NEXRAD radar during the Monday, May 4, 2026 storm activity in Washtenaw 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 711 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Whitmore Lake to near Salem to near Canton. Movement was northeast at 40 mph. Hazard: Wind gusts up to 50 mph and half inch 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 · Washtenaw County

“At 701 PM EDT, Doppler radar was tracking a strong thunderstorm near Milan, moving east at 45 mph. Hazard: Wind gusts up to 50 mph and half inch 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 · Washtenaw County

Monday, April 27, 2026

3 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Monday, April 27, 2026 storm activity in Washtenaw 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 605 PM EDT, Doppler radar was tracking gusty showers along a line extending from Milan to Ida to Temperance. Movement was northeast at 30 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...”

NWS severe weather mention · Washtenaw County

“At 704 PM EDT, Doppler radar was tracking gusty showers along a line extending from Lake Fenton to Whitmore Lake. Movement was east at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Warren, Ann Arbor, Flint, Livonia, Troy, Southfield, Taylor, St.”

NWS severe weather mention · Washtenaw County

Friday, April 24, 2026

1 NWS warning — hail up to 0.25"

“At 323 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Williamston to 7 miles northwest of Grass Lake to near Cement City. Movement was northeast at 30 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 · Washtenaw County

Wednesday, April 15, 2026

3 SPC verified storm reports — wind gusts up to 70 mph, 1 tornado report

NEXRAD radar during the Wednesday, April 15, 2026 storm activity in Washtenaw 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.

“NWS Storm Survey team confirms an EF-1 tornado occurred in Ann Arbor on April 15. The tornado started in the area of Jackson Ave near Interstate 94... continued southea (DTX)”

SPC verified report · 3 S Barton Hills

“Measured at the University of Michigan Stadium. (DTX)”

SPC verified report · 1 SW Ann Arbor

Monday, April 13, 2026

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

NEXRAD radar during the Monday, April 13, 2026 storm activity in Washtenaw 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 735 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 8 miles northeast of Jackson to near Grass Lake to near Brooklyn. Movement was east at 40 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Strong thunderstorms will be near... Manchester around 740 PM EDT. Chelsea around 745 PM EDT.”

NWS severe weather mention · Washtenaw County

“At 833 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Howell to near Novi to Romulus. Movement was east at 30 mph. Hazard: Wind gusts up to 50 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. Strong thunderstorms will be near...”

NWS severe weather mention · Washtenaw County

Tuesday, March 31, 2026

1 NWS warning — hail up to 0.75"

“At 505 AM EDT, Doppler radar was tracking a strong thunderstorm over Stockbridge, or 13 miles northwest of Chelsea, 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. Locations impacted include...”

NWS severe weather mention · Washtenaw County

Thursday, March 26, 2026

1 NWS warning — hail up to 0.88"

“At 631 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from near Vandercook Lake to 6 miles east of Jonesville to 6 miles southeast of Bronson. Movement was east at 55 mph. Hazard: Winds in excess of 40 mph and nickel 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 · Washtenaw County

Sunday, March 15, 2026

2 NWS warnings — wind gusts up to 50 mph

“WHAT...East wind 20 to 30 mph shifts south this afternoon while increasing to gusts of 45 to 50 mph. WHERE...Southeast Michigan along and south of the I-69 corridor, including metro Detroit to the Ohio border. WHEN...Until midnight tonight. IMPACTS...Gusty winds will be capable of damaging unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Washtenaw County

“WHAT...South winds 20 to 30 mph with gusts of 45 to 50 mph in the afternoon. WHERE...Along and south of the I-69 corridor, including metro Detroit to the Ohio border. WHEN...From 11 AM this morning to midnight EDT tonight. IMPACTS...Gusty winds will be capable of damaging unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Washtenaw County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 60 mph

NEXRAD radar during the Friday, March 13, 2026 storm activity in Washtenaw 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...West winds 25 to 35 mph with gusts up to 60 mph. WHERE...All of Southeast Michigan WHEN...Until midnight EDT tonight. 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 · Washtenaw County

“At 1239 PM EDT, Doppler radar was tracking gusty showers along a line extending from near Imlay City to Livonia to Adrian. Movement was east at 35 mph. A wind gust of 71 mph was observed in Ann Arbor, with widespread gusts in excess of 55 mph. A High Wind Warning remains in effect through this evening. Hazard: Wind gusts in excess of 55 mph.”

NWS severe weather mention · Washtenaw County

Thursday, March 12, 2026

1 NWS warning — wind gusts up to 55 mph

“WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph possible. WHERE...All of southeast Michigan. WHEN...From late tonight through Friday evening. IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles.”

NWS severe weather mention · Washtenaw County

Wednesday, March 11, 2026

1 NWS warning — hail up to 0.75"

“At 145 AM EDT, Doppler radar was tracking strong thunderstorms along a line extending from 6 miles east of Leslie to near Grass Lake to near Cement City. Movement was 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.”

NWS severe weather mention · Washtenaw County

Friday, March 6, 2026

1 NWS warning — hail up to 0.5"

“At 816 PM EST, Doppler radar was tracking a strong thunderstorm near Saline, moving northeast at 40 mph. Hazard: Winds in excess of 30 mph and half inch 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 · Washtenaw County

Monday, December 29, 2025

1 NWS warning — wind gusts up to 60 mph

“WHAT...Southwest to west winds 25 to 35 MPH with frequent gusts 45 to 55 MPH. A few gusts to 60 MPH are expected. WHERE...All of southeast Michigan. WHEN...Until 9 PM EST this evening. IMPACTS...Damaging winds will blow down tree limbs and power lines. Scattered power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Washtenaw County

Sunday, December 28, 2025

2 NWS warnings — wind gusts up to 60 mph

“WHAT...West winds 25 to 35 mph with frequent gusts of 50 to 60 mph expected. WHERE...All of southeast Michigan. WHEN...Until 9 PM EST Monday. 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 · Washtenaw County

“WHAT...West winds 25 to 35 mph with occasional gusts of 50 to 60 mph expected. WHERE...All of southeast Michigan. WHEN...From midnight tonight to 9 PM EST Monday. 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 · Washtenaw 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 Washtenaw County, MI?

The most recent recorded event was on Sep 4, 2026. Official NWS and SPC records show 48 severe weather events in Washtenaw 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 Washtenaw County recently?

Yes — 22 hail reports in the last 12 months, with hail up to 1" 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 Washtenaw 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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