Colorado hail map — June 17, 2025
NOAA radar detected hail of an inch or more over 15 Colorado cities on June 17, 2025. The largest stones — 1.50″, half dollar size — fell over Fort Collins.
- Cities hit
- 15
- in Colorado
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- from stone size
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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Colorado cities hit on June 17, 2025
What people on the ground measured in Colorado on June 17, 2025
12 reports filed with the National Weather Service. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 2.75″ baseball size PublicMilliken, CO3:40 AM MDTWeld County
Picture from Social Media with a few larger stones as well.
- 2.50″ hen egg size Cocorahs1 SSE Wellington, CO2:30 AM MDTLarimer County
- 2.25″ hen egg size Public1 W Platteville, CO2:08 PM MDTWeld County
Delayed report.
- 2.00″ hen egg size Public1 S Wellington, CO2:36 AM MDTLarimer County
Report from mPING: Hen Egg (2.00 in.).
- 2.00″ hen egg size Public2 NE Johnstown, CO3:34 AM MDTWeld County
Report from mPING: Hen Egg (2.00 in.).
- 2.00″ hen egg size Public7 W Hoehne, CO4:30 PM MDTLas Animas County
Report from mPING: Hen Egg (2.00 in.).
- 2.00″ hen egg size Storm Chaser5 N Trinidad, CO4:32 PM MDTLas Animas County
Delayed report with estimated time. Used radar to line it up with where the hail core was.
- 1.75″ golf ball size Public1 SW Eaton, CO2:39 AM MDTWeld County
Report from mPING: Golf Ball (1.75 in.).
- 1.75″ golf ball size Public5 N Peterson AFB, CO1:45 PM MDTEl Paso County
Report from mPING: Golf Ball (1.75 in.).
- 1.75″ golf ball size Public5 N Peterson AFB, CO1:46 PM MDTEl Paso County
Report from mPING: Golf Ball (1.75 in.).
- 1.50″ half dollar size Public2 SSE Wellington, CO2:21 AM MDTLarimer County
- 1.50″ half dollar size Public1 NE Milliken, CO3:40 AM MDTWeld County
Showing the 12 largest of 77 hail reports filed that day.
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.
Other states hit on June 17, 2025
The full US hail map for June 17, 2025 →Other Colorado hail days
Colorado hail on June 17, 2025
NOAA radar put hail of an inch or more over 15 Colorado cities that day. The largest stones — 1.50 inches, half dollar size — were over Fort Collins. Every city hit is listed above with its own stone size.