Holbrook, AZ Hail Storm – August 2026

Holbrook, AZ experienced a hail-producing thunderstorm on August 20, 2026, peaking at 1.67 inches across a multi-zone aggregate area. The event occurred in the early evening and has concluded.

What Happened

The storm moved through Holbrook during the early evening hours of August 20, 2026. The National Weather Service issued two warnings tied to the event: one at 6:05 PM MST (01:05 UTC) and a follow-up at 6:30 PM MST (01:30 UTC). Both warnings carried a NWS warning-only designation in the alert record.

Storm character was brief and cellular as it crossed the metro area. The report is an aggregate across multiple local zones and is designated concluded at the end of the warning sequence. Radar-derived hail detections were used in the tracking and in the alert timeline accompanying the warnings.

Damage Assessment

Measured hail reached the size reported in the lede. That size commonly causes denting to vehicle panels and can crack single-pane skylights and greenhouse glazing when direct impacts occur. Asphalt shingles may lose granules and sustain bruising that shortens service life. Metal roofs and HVAC equipment are at risk for cosmetic and functional damage where exposure was direct and prolonged.

No spotter-verified damage summaries are included in the public alert record for this aggregate report. Field inspection is the only way to determine whether structure envelopes, vehicles, or rooftop-mounted equipment sustained repairable or replacement-level damage in Holbrook.

What Contractors Should Know

Inspect roofs first for shingle deformation, displaced granules, and punctures. Photograph damage with date stamps and GPS where possible. Check rooftop mechanical equipment and solar arrays for denting and frame stress. For vehicles, note dent patterns and take multiple angles before moving or washing cars.

Prioritize temporary protection for exposed openings and compromised roofing to limit water intrusion. Prepare itemized estimates that separate material, labor, and removal costs. Coordinate documentation packets with property owners and insurers. Consider scheduling follow-up inspections 48 to 72 hours after initial assessment to capture delayed leak reports and to verify temporary repairs.

For a precise radar-derived hail track and the event damage zone, consult the paid Strike Map product.