Parker, CO Hail Storm – June 2025

What Happened

A severe hail storm crossed Parker, CO on June 24, 2025, producing 1-inch hail and multiple verified alerts through the afternoon. The storm first reached 1-inch confidence at 1:34 PM MDT and continued with repeated hail detections into late afternoon.

The earliest alerts came in at 1:34 PM MDT and 1:35 PM MDT with radar and spotter verified confidence for 1-inch hail. A second burst followed at 1:58 PM MDT, when dual-polarization radar again flagged 1-inch hail and an mPING report at the same time logged quarter-size hail, or 1.00 inch. Another spotter report at 1:59 PM MDT matched that size. From there, the storm held a steady hail signal through 2:07 PM MDT, 2:34 PM MDT, 3:08 PM MDT, and 3:25 PM MDT, all showing 1-inch detections from dual-polarization radar.

The sequence continued into the late afternoon with alerts at 4:07 PM MDT, 4:14 PM MDT, 4:14 PM MDT, and 4:43 PM MDT, each carrying 1-inch hail confidence. The alert volume shows a long-lived hail core over the Parker area, not a brief pulse. Field reports were limited, but the two spotter-verified mPING entries at 1:58 PM MDT gave ground truth support for the 1-inch size called by radar.

Damage Assessment

The field reports point to a narrow size range with verified 1-inch hail and no larger confirmed stones in the report set. The two spotter-verified entries at 1:58 PM MDT align with the radar calls and place the strongest ground-truth evidence near the middle of the event window.

For Parker, the observed impact was tied to repeated hail signals over several hours rather than a single short-lived burst. That pattern usually leaves scattered exterior losses rather than uniform severe damage across the whole metro area, and the available reports here do not show a wider damage narrative. No tree or structural damage reports were included in the event data, so the documented surface impact remains centered on the verified hail size and timing.

The important detail is the consistency. Radar kept detecting 1-inch hail across the afternoon, and spotter data confirmed that size when the storm was most active. For a multi-zone event like this, that creates a clean record of where hail was present even when field reports are limited.

What Contractors Should Know

Parker sits in the southeast Denver metro, and storms that produce repeated hail signals there can move through neighborhoods in separate waves. Crews should expect one section of town to show visible impact while nearby blocks have lighter exposure or no report at all. That is common in storms with repeated alerts over several hours.

For inspection work, start with vehicles, roof slopes, gutters, and soft metals in the report window from 1:30 PM MDT through 4:45 PM MDT. The verified 1-inch size is enough to justify close exterior review, especially on south and west exposures that take the first hit when hail cores move through the metro corridor. If you are canvassing after a storm like this, focus on the addresses closest to the repeated afternoon alert times.