Golf ball-sized hail detected near Stillwater, OK on August 17, 2026

Damage assessment

The radar-confirmed strike centered approximately 9 miles east of downtown Stillwater, with one hail report logged in Payne County that day. At 2.25 inches, golf ball-sized hail crosses the threshold for functional damage to architectural asphalt shingles — not just cosmetic bruising, but granule loss and mat fractures that compromise the shingle's ability to shed water. Roofs older than 10–12 years are most vulnerable; aging shingles have already shed granules and the mat is more brittle. Payne County's largest recorded event reached 3.75 inches on 2025-11-20, so this storm is mid-range in the local record, but mid-range still causes real damage.

Stillwater repair cost reference

Historical context

This event ranks 13th of 135 hail events measuring 1 inch or larger recorded in Payne County over the past 10 years — a meaningful magnitude, not an outlier. The largest event on record hit 4.25 inches on May 11, 2017. August is historically quiet here; only 7 such events have occurred in this month over the past decade, well below the May peak of 73.

Storm system

The same day, marble-sized hail of 0.75 inches was detected in both Tulsa and Garfield counties. Those reports are well below the damage threshold, suggesting this Payne County event was the most significant in the region that day rather than part of a broader destructive system.

Contractor guidance

Local contractor data shows current backlogs of 2–4 weeks in the Stillwater market, and post-storm capacity is limited enough that out-of-area contractors routinely fill the gap. The intake assessment rates storm chaser risk as moderate following regional events, so vet anyone who shows up door-to-door. Oklahoma's Roofing Contractor Registration Act (SB 2180, 2010) requires all roofing contractors to register with the state before performing work — verify that registration, along with current general liability and workers' comp coverage, before signing anything. Also be aware that under Oklahoma House Bill 1940 (effective November 1, 2022), any contractor who waives or absorbs your deductible is violating state law.

Permits & building code

At 2.25 inches, full replacement is a real possibility depending on roof age and the inspection findings — repair may suffice on newer roofs with isolated damage. Stillwater requires the contractor to pull the permit, an inspection is required, and permit costs typically run $150–$350. Class 4 impact-resistant shingles qualify for a 10–20% discount with most Oklahoma insurers.