Colorado hail map — May 18, 2025
NOAA radar detected hail of an inch or more over 5 Colorado cities on May 18, 2025. The largest stones — 1.00″, quarter size — fell over Aurora.
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- The May 18, 2025 swath — and every other storm since 2023 across Colorado
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- Cities hit
- 5
- in Colorado
- Largest stone
- 1.00″
- quarter size
- Impact rating
- 3/10
- 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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Colorado cities hit on May 18, 2025
What people on the ground measured in Colorado on May 18, 2025
12 reports filed with the National Weather Service — 2 from trained observers 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 Chaser11 NNE Burlington, CO4:15 PM MDTKit Carson County
Storm chaser reported hen egg sized hail ~11 miles NNE of Burlington at approximately 4:15 pm MDT (2215 UTC). Location roughly 3 to 4 miles east of Highway 385.
- 1.75″ golf ball size Public4 NE Burlington, CO3:40 PM MDTKit Carson County
Social media report of hail up to golf ball in size with pictures.
- 1.75″ golf ball size CO-OP Observer2 ENE Vernon, CO4:08 PM MDTYuma County
Observer reported hail ranging from nickel to golf ball in size.
- 1.50″ half dollar size Public4 S Arapahoe Park, CO1:25 PM MDTArapahoe County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.25″ half dollar size Public4 S Arapahoe Park, CO1:11 PM MDTArapahoe County
Report from mPING: Half Dollar (1.25 in.).
- 1.25″ half dollar size Public1 E Peconic, CO3:32 PM MDTKit Carson County
Report from mPING: Half Dollar (1.25 in.).
- 1.25″ half dollar size PublicBurlington, CO3:51 PM MDTKit Carson County
Social media report with video of hail quarter to half dollar in size.
- 1.25″ half dollar size Public6 N Beecher Island, CO6:12 PM MDTYuma County
Relayed report of hail up to half dollar in size. Time estimated from radar.
- 1.00″ quarter size Public3 NNW Marshall, CO3:16 PM MDTBoulder County
Picture of 1 inch hail on X.
- 1.00″ quarter size Trained Spotter7 SE Wray, CO4:04 PM MDTYuma County
Spotter reported quarter sized hail 7 miles SE of Wray at approximately 4:05 pm MDT (2205 UTC).
- 1.00″ quarter size PublicWray, CO4:17 PM MDTYuma County
Social media report of quarter sized hail.
- 1.00″ quarter size Trained SpotterIliff, CO4:38 PM MDTLogan County
Half inch to one hail hail covering the ground.
Showing the 12 largest of 21 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
Shopping for a hail app to work Colorado?
This page is one storm. If you are deciding which tool to work Colorado with all season, these compare the ones roofers actually buy — with every price taken from the vendor's own site and linked.
- Best hail tracking apps, comparedHailMate, HailTrace, Hail Recon, HailStrike and RadarScope — every published price sourced and linked, and who each one is genuinely right for.
- HailMate vs HailTraceStreet-level NOAA swaths on a map your crew can knock, with the CRM already inside — instead of quote-only meteorologist maps billed on top of one.
- Hail map apps for roofers (and the Hail Recon alternative)Every storm on one map instead of loading dates one at a time — plus the canvassing and the whole claim, monthly, for what one state costs them a year.
- Best canvassing apps, comparedHailMate, SalesRabbit, SPOTIO, Knockio, RoofLink and Badger Maps — every published price sourced and linked, and two of them publish none.
Colorado hail on May 18, 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 Aurora. Every city hit is listed above with its own stone size.