Colorado hail map — June 9, 2024
NOAA radar detected hail of an inch or more over 2 Colorado cities on June 9, 2024. The largest stones — 1.50″, half dollar size — fell over Castle Rock.
- Cities hit
- 2
- 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 9, 2024
What people on the ground measured in Colorado on June 9, 2024
12 reports filed with the National Weather Service — 1 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.
- 1.75″ golf ball size Public1 S Parker, CO5:10 PM MDTDouglas County
- 1.50″ half dollar size Public2 S Arapahoe Park, CO4:34 PM MDTArapahoe County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.50″ half dollar size Public3 NE Foxfield, CO4:44 PM MDTArapahoe County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.25″ half dollar size Public2 NE Foxfield, CO4:40 PM MDTArapahoe County
Report from mPING: Half Dollar (1.25 in.).
- 1.25″ half dollar size Public2 NE Foxfield, CO4:45 PM MDTArapahoe County
- 1.25″ half dollar size Public2 NW Castlewood Canyon, CO5:52 PM MDTDouglas County
Report from mPING: Half Dollar (1.25 in.).
- 1.00″ quarter size Storm Chaser3 SE Watkins, CO3:09 PM MDTArapahoe County
- 1.00″ quarter size Public4 S Arapahoe Park, CO4:33 PM MDTArapahoe County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Trained Spotter4 E Foxfield, CO5:12 PM MDTArapahoe County
- 1.00″ quarter size PublicPlatteville, CO5:13 PM MDTWeld County
- 1.00″ quarter size Public2 S Fairplay, CO5:35 PM MDTPark County
- 0.75″ penny size Public2 NW Castlewood Canyon, CO2:32 PM MDTDouglas County
Showing the 12 largest of 15 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 June 9, 2024
NOAA radar put hail of an inch or more over 2 Colorado cities that day. The largest stones — 1.50 inches, half dollar size — were over Castle Rock. Every city hit is listed above with its own stone size.