Hail map for Bay City, MI — May 17, 2026
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of Bay City on May 17, 2026.
- Max hail size
- 1.00″
- quarter
- Impact rating
- 3/10
- from stone size
- Size bands over the city
- 1
- distinct radar bands
- Measured on the ground
- 1.25″
- 3.9 mi away · Amateur Radio
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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- The whole state around Bay City, with this swath already on it
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Did hail hit your address?
This page covers Bay City as a whole. Check your own address to see every storm on record for your roof — the date and the stone size for each one — and we'll email you the full report to keep.
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What people on the ground measured in Bay City, MI on May 17, 2026
4 reports filed with the National Weather Service — 2 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.25″ half dollar size Amateur Radio1 W Portsmouth Charter, MI · 3.9 mi away5:31 PM EDTBay County
Amateur radio relayed photo of roughly half a dozen half dollar sized hail stones in Frankenlust Twp.
- 1.25″ half dollar size Trained Spotter2 SE Freeland, MI · 12.0 mi away5:01 PM EDTSaginaw County
Half dollar sized hail reported by trained spotter. Photo also relayed via social media.
- 1.00″ quarter size Amateur Radio1 W Portsmouth Charter, MI · 3.9 mi away5:22 PM EDTBay County
Amateur radio relayed photo of roughly a dozen quarter sized hail stones in Frankenlust Twp.
- 1.00″ quarter size Trained Spotter2 SE Tri Cities Intl Ai, MI · 10.0 mi away5:08 PM EDTSaginaw County
Quarter sized hail reported by trained spotter. Photo also relayed via social media.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Bay City hail on May 17, 2026
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of Bay City that day, across 1 distinct size band. Sizes vary street to street inside a single swath.