Flood Advisory — Washtenaw County, Michigan
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued August 22 at 11:32AM EDT until August 22 at 2:30PM EDT by NWS Detroit/Pontiac MI
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Washtenaw County in southeastern Michigan... * WHEN...Until 230 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 1131 AM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1.5 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Ann Arbor, Ypsilanti, Saline, Chelsea, Dexter, Manchester, Salem, Whitmore Lake, Dixboro, Bridgewater, Barton Hills, Delhi Mills, Hudson Mills Metropark and Pleasant Lake. - http://www.weather.gov/safety/flood
Effective August 22, 2026 at 11:32 AM ET · Expires August 22, 2026 at 2:30 PM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS Detroit/Pontiac MI
Expires
August 22, 2026 at 2:30 PM ET
Last Checked
1 minute ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
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Get Flood Advisory Alerts for Washtenaw County
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Frequently Asked Questions
What does a Flood Advisory mean for Washtenaw County, Michigan?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (1 minute ago). It's set to expire August 22, 2026 at 2:30 PM ET.
How do I get notified about Flood Advisory alerts for Washtenaw County?
Download StormCast free on Google Play and set Washtenaw County, Michigan as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.