Colorado · June 17, 2025

Colorado hail map — June 17, 2025

NOAA radar detected hail of an inch or more over 23 Colorado cities on June 17, 2025. The largest stones — 2.00″, hen egg size — fell over Greeley.

Hail swath map for Greeley, CO on June 17, 2025 showing 2.00 inch hail.
Swath over Greeley on June 17, 2025 — 2.00″ hail. Each city below has its own map for this storm.
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Cities hit
23
in Colorado
Largest stone
2.00″
hen egg size
Impact rating
7/10
from stone size

Sizes come from NOAA radar, which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.

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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 Public
    Milliken, CO3:40 AM MDTWeld County

    Picture from Social Media with a few larger stones as well.

  • 2.50″ hen egg size Cocorahs
    1 SSE Wellington, CO2:30 AM MDTLarimer County
  • 2.25″ hen egg size Public
    1 W Platteville, CO2:08 PM MDTWeld County

    Delayed report.

  • 2.00″ hen egg size Public
    1 S Wellington, CO2:36 AM MDTLarimer County

    Report from mPING: Hen Egg (2.00 in.).

  • 2.00″ hen egg size Public
    2 NE Johnstown, CO3:34 AM MDTWeld County

    Report from mPING: Hen Egg (2.00 in.).

  • 2.00″ hen egg size Public
    7 W Hoehne, CO4:30 PM MDTLas Animas County

    Report from mPING: Hen Egg (2.00 in.).

  • 2.00″ hen egg size Storm Chaser
    5 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 Public
    1 SW Eaton, CO2:39 AM MDTWeld County

    Report from mPING: Golf Ball (1.75 in.).

  • 1.75″ golf ball size Public
    5 N Peterson AFB, CO1:45 PM MDTEl Paso County

    Report from mPING: Golf Ball (1.75 in.).

  • 1.75″ golf ball size Public
    5 N Peterson AFB, CO1:46 PM MDTEl Paso County

    Report from mPING: Golf Ball (1.75 in.).

  • 1.50″ half dollar size Public
    2 SSE Wellington, CO2:21 AM MDTLarimer County
  • 1.50″ half dollar size Public
    1 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.

FAQ

Colorado hail on June 17, 2025

NOAA radar put hail of an inch or more over 23 Colorado cities that day. The largest stones — 2.00 inches, hen egg size — were over Greeley. Every city hit is listed above with its own stone size.

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