Colorado hail map — July 11, 2025
NOAA radar detected hail of an inch or more over 5 Colorado cities on July 11, 2025. The largest stones — 1.00″, quarter size — fell over Boulder.
- Cities hit
- 5
- in Colorado
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- 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 July 11, 2025
What people on the ground measured in Colorado on July 11, 2025
12 reports filed with the National Weather Service — 7 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.
- 2.00″ hen egg size Storm Chaser5 SSE Grover, CO5:58 PM MDTWeld County
- 2.00″ hen egg size Trained Spotter2 SE Grover, CO6:15 PM MDTWeld County
- 1.25″ half dollar size Trained Spotter9 W San Isabel, CO6:45 PM MDTCuster County
- 1.25″ half dollar size Public5 WNW Wray, CO7:08 PM MDTYuma County
Facebook report and video of long duration of quarter to half dollar hail; estimated around 20 minutes. Video does show accumulating hail around a half inch deep but some drifts up to 3 inches deep. Time estimated by radar.
- 1.25″ half dollar size PublicLas Animas, CO8:48 PM MDTBent County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Trained Spotter6 N Rockport, CO5:20 PM MDTWeld County
- 1.00″ quarter size Trained SpotterIliff, CO5:30 PM MDTLogan County
Time estimated.
- 1.00″ quarter size Public2 SW Fort Morgan, CO6:27 PM MDTMorgan County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained Spotter1 NNW Louisville, CO6:27 PM MDTBoulder County
- 1.00″ quarter size PublicStoneham, CO7:04 PM MDTWeld County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained Spotter4 NNE Vernon, CO7:38 PM MDTYuma County
Hail ranged from pea to quarter in size. Winds were 40+ MPH.
- 0.88″ penny size Trained Spotter2 N St Petersburg, CO5:05 PM MDTLogan County
Also more than an inch of rain in 45 minutes.
Showing the 12 largest of 22 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 Colorado hail days
Colorado hail on July 11, 2025
NOAA radar put hail of an inch or more over 5 Colorado cities that day. The largest stones — 1.00 inches, quarter size — were over Boulder. Every city hit is listed above with its own stone size.