Colorado · July 28, 2026

Colorado hail map — July 28, 2026

NOAA radar detected hail of an inch or more over 1 Colorado city on July 28, 2026. The largest stones — 1.00″, quarter size — fell over Parker.

Hail swath map for Parker, CO on July 28, 2026 showing 1.00 inch hail.
Swath over Parker on July 28, 2026 — 1.00″ hail. Each city below has its own map for this storm.
Cities hit
1
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 28, 2026

Parker, CO1.00″ · quarter

What people on the ground measured in Colorado on July 28, 2026

5 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.

  • 1.00″ quarter size Cocorahs
    Lyons, CO2:04 PM MDTBoulder County

    Delayed report via CoCoRaHS. Hail lasted approximately 12 minutes and dented some cars.

  • 1.00″ quarter size Public
    3 NW Castle Rock, CO2:16 PM MDTDouglas County

    Report from mPING: Quarter (1.00 in.).

  • 0.88″ penny size Public
    3 N Wauneta, CO7:55 PM MDTYuma County

    Trained spotter reported nickel size hail and heavy rain.

  • 0.75″ penny size Public
    4 W Pinewood Springs, CO1:38 PM MDTLarimer County

    Report from mPING: Dime (0.75 in.).

  • 0.75″ penny size Public
    3 NW Castle Rock, CO2:14 PM MDTDouglas County

    Report from mPING: Dime (0.75 in.).

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 July 28, 2026

Maryland4 cities · 1.50″North Carolina2 cities · 1.00″Georgia2 cities · 1.00″Virginia1 city · 1.00″Ohio1 city · 1.00″
The full US hail map for July 28, 2026 →

Other Colorado hail days

August 19, 20261 city · 1.50″August 18, 20261 city · 1.00″August 16, 20262 cities · 1.50″August 15, 20268 cities · 1.50″August 14, 20268 cities · 1.50″August 13, 20264 cities · 2.00″July 24, 20262 cities · 1.00″July 8, 20261 city · 1.00″July 2, 20263 cities · 1.00″July 1, 20262 cities · 1.00″June 26, 20265 cities · 1.00″June 24, 20268 cities · 1.00″
Every hail day across Colorado →
FAQ

Colorado hail on July 28, 2026

NOAA radar put hail of an inch or more over 1 Colorado city that day. The largest stones — 1.00 inches, quarter size — were over Parker. Every city hit is listed above with its own stone size.

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