Hail map for Champlin, MN — August 11, 2023
NOAA radar detected hail up to 1.00″ — quarter size — within 5 miles of Champlin on August 11, 2023.

- 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
- 2.50″
- 13.7 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 Champlin, with this swath already on it
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This page covers Champlin 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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Other towns hit on August 11, 2023
What people on the ground measured in Champlin, MN on August 11, 2023
14 reports filed with the National Weather Service — 5 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.
- 2.50″ hen egg size Amateur Radio2 WNW Minneapolis, MN · 13.7 mi away5:24 PM CDTHennepin County
- 2.00″ hen egg size Trained Spotter3 SW St. Francis, MN · 12.6 mi away4:16 PM CDTAnoka County
Corrects previous hail report from 3 SW St. Francis. Mostly quarter to half dollar with a few stones up to 2 inches.
- 2.00″ hen egg size PublicGolden Valley, MN · 13.8 mi away5:18 PM CDTHennepin County
Picture via facebook comments, time estimated via radar.
- 1.75″ golf ball size Public1 ESE Robbinsdale, MN · 12.3 mi away5:21 PM CDTHennepin County
- 1.75″ golf ball size Public2 S Crystal, MN · 12.5 mi away5:23 PM CDTHennepin County
Reported via facebook messenger.
- 1.50″ half dollar size Public3 NW New Hope, MN · 9.0 mi away5:23 PM CDTHennepin County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size NWS EmployeePlymouth, MN · 11.4 mi away5:20 PM CDTHennepin County
- 1.50″ half dollar size Trained Spotter3 SW St. Francis, MN · 12.6 mi away4:16 PM CDTAnoka County
Mostly quarter to half dollar with a few ping pong sized hailstones.
- 1.50″ half dollar size Trained Spotter1 SSE Robbinsdale, MN · 12.9 mi away5:22 PM CDTHennepin County
- 1.50″ half dollar size Public2 S Columbia Heights, MN · 14.0 mi away5:32 PM CDTHennepin County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.25″ half dollar size Public2 ENE Oak Grove, MN · 10.5 mi away4:35 PM CDTAnoka County
Delayed report via facebook messenger.
- 1.00″ quarter size Broadcast MediaDayton, MN · 6.9 mi away4:48 PM CDTHennepin County
Mostly pea sized but a few up to quarter sized stones.
- 1.00″ quarter size PublicOak Grove, MN · 9.3 mi away4:17 PM CDTAnoka County
Relayed to NWS via facebook message.
- 0.75″ penny size Trained Spotter3 NE Ham Lake, MN · 12.3 mi away4:39 PM CDTAnoka County
Relayed via facebook messenger from trained spotter.
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.
Champlin hail on August 11, 2023
NOAA radar estimated stones up to 1.00 inches — quarter size — within about 5 miles of Champlin that day, across 1 distinct size band. Sizes vary street to street inside a single swath.