Data current as of 2026-10-16 · Sourced from NOAA Storm Events
Over the past five years, the National Oceanic and Atmospheric Administration has recorded 3 hail storms within 25 miles of Casa Grande, AZ. Of those, 3 produced hail at least quarter-size — the threshold most insurance carriers consider potentially damaging to asphalt shingles. The largest reported hail in this window was ping pong ball-sized, which can fracture shingle mat and dent metal flashing on contact. 2022 was the most active year on record locally, with 2 documented hail events.
Check Hail History for a Specific Address in Casa Grande| Severity | Count | What it means for roofs |
|---|---|---|
| Severe | 1 event | Ping pong-size, granule loss and bruising common |
| Significant | 2 events | Quarter-size, the standard insurance damage threshold |
| Year | Reported Hail Events Within 25 mi |
|---|---|
| 2025 | 1 event |
| 2022 | 2 events |
2022 was the busiest hail year on record locally for Casa Grande, with 2 documented events inside the 25-mile radius. Storm activity in Casa Grande typically peaks in spring and early summer, when the jet stream pushes Gulf moisture into the area and supercell thunderstorms become more frequent.
| Date | Location | Severity | Size | NOAA Comments |
|---|---|---|---|---|
| 2025-09-26 | FLORENCE, AZ | Severe | 1.50" | Ping pong sized hail reported in Florence. No damages or injuries reported. |
| 2022-10-15 | PICACHO, AZ | Significant | 1.00" | — |
| 2022-10-15 | QUEEN CREEK, AZ | Significant | 1.00" | Hailstones up to 1 inch in diameter reported near Ellsworth Rd. and Riggs Rd in Queen Creek. No damages or injuries were reported. |
NOAA has recorded 64 high-wind events within 25 miles of Casa Grande, AZ in the past five years. Of those, 64 reached severe-thunderstorm thresholds (58+ mph). The highest measured gust was 74 mph.
| Severity | Count |
|---|---|
| Severe | 11 events |
| Significant | 53 events |
| Date | Location | Gust (mph) | Severity | NOAA Comments |
|---|---|---|---|---|
| 2026-08-24 | 7 ESE Chuichu, AZ | 65 | Severe | Personal weather station recorded a 65 mph wind gust in Sunland Ranches. |
| 2026-08-20 | 10 ESE Queen Creek, AZ | 61 | Significant | Corrects previous non-tstm wnd gst report from 10 ESE Queen Creek. An automated weather station reported a maximum wind gust of 61 mph as a thunderstorm outflow moved through the area. Mesonet station SRP22 10.9 NW Florence (SRP). |
| 2026-08-10 | 14 SSE Chuichu, AZ | 50 | Significant | Gust to 50 mph personal weather station. |
| 2026-08-10 | 6 ESE Coolidge, AZ | 53 | Significant | AWOS station KP08 Coolidge Muni. |
| 2025-09-26 | FLORENCE, AZ | 58 | Significant | Minor wind damage reported at the corner of North Dogwood Road and Jakes Lane in Florence. A few broken windows. Report of a gustnado on the leading edge of the storm. No injuries reported. |
| 2025-09-26 | MAGMA, AZ | 58 | Significant | Downed powerlines reported along North Desert Sky Road in Florence. Wind gusts were estimated at 55-60 mph. No injuries reported. |
| 2025-09-01 | BORREES CORNER, AZ | 61 | Significant | Surface weather station AZM05 in Coolidge measured a 61 mph peak gust. |
| 2025-09-01 | CASA GRANDE, AZ | 58 | Significant | Downed power lines along Thornton Road between Peters Road and Selma Highway in Casa Grande. Wind gusts were estimated at 55-60 mph. Timing estimated from radar. No injuries reported. |
| 2025-09-01 | MAGMA, AZ | 58 | Significant | Downed power lines along East Magma Road in San Tan Valley. Wind gusts were estimated at 55-60 mph. No injuries reported. |
| 2025-09-01 | MAGMA, AZ | 58 | Significant | Approximately 5-7 downed power poles on Attaway Road between Arizona Farms Road and Judd Road in San Tan Valley. Wind gusts were estimated at 55-60 mph. Timing based on radar. No injuries reported. |
| 2025-08-25 | ELOY, AZ | 58 | Significant | Thunderstorm winds damaged equipment causing power outage to 8 customers for an unknown duration of time. |
| 2025-07-03 | RANDOLPH, AZ | 60 | Significant | Downed powerlines reported near the intersection of East Randolph Road and North La Palma Road in Coolidge, resulting in a road closure. Timing estimated based on radar. Wind gusts were estimated between 55-60 mph with a reporting site nearby measuring a peak gust of 58 mph. No injuries were reported. |
| 2025-07-03 | RANDOLPH, AZ | 58 | Significant | A Salt River Project Observing Station located in Coolidge measured a wind gust of 58 mph. |
| 2024-08-22 | FLORENCE, AZ | 58 | Significant | Downed powerlines reported on SR-287, between Main St and Valley Farms Rd in Florence, leading to a closure of the highway. No injuries were reported. |
| 2024-07-25 | LIRIM, AZ | 58 | Significant | Thirteen downed power poles along Green Rd between Papago Rd and Miller Rd in Maricopa. Wind gusts were estimated upwards of 55-60 mph. No injuries were reported. |
| 2024-07-24 | BON, AZ | 58 | Significant | A 58 mph wind gust was measured at the Ak-Chin Regional Airport. |
| 2024-07-21 | STANFIELD, AZ | 58 | Significant | Approximately 15 downed power poles were reported in multiple areas along Stanfield. Wind gusts were estimated at between 55-60 mph. Timing estimated from radar. No injuries were reported. |
| 2024-07-21 | LIRIM, AZ | 58 | Significant | Picture showed a couple of downed powerlines along SR238 between Roosevelt Avenue and Loma Road in Maricopa. Video evidence showed a microburst hitting the area. Wind gusts were estimated at between 55-60 mph. No injuries were reported. |
| 2024-07-14 | STANFIELD, AZ | 58 | Significant | Three downed power poles were reported in the area of South Stanfield Road and West Peters Road in Stanfield. Wind gusts were estimated at between 55-60 mph. Timing estimated from radar. No injuries were reported. |
| 2024-07-14 | STANFIELD, AZ | 58 | Significant | Two downed power poles were reported in the area of West Barnes Road and North Fuqua Road in Stanfield. Wind gusts were estimated at between 55-60 mph. Timing estimated from radar. No injuries were reported. |
The most recent quarter-size-or-larger hail storm recorded by NOAA within 25 miles of Casa Grande was on September 26, 2025. HailCheck refreshes from the NOAA Storm Events database daily, so newer events appear here as they are reported.
Casa Grande averages roughly 1 reported hail event per year within a 25-mile radius. Significant storms (quarter-size or larger) account for 3 of the 3 events recorded over the last five years.
The largest documented hail near Casa Grande in the last five years was ping pong ball-sized. Most Casa Grande-area hail falls in the marble-to-quarter range, with destructive storms (egg-size or larger) appearing roughly once every few years.
Most homeowners insurance policies in AZ cover hail damage to roofs, siding, and gutters under the dwelling and other-structures coverage. Coverage typically requires the damage to be tied to a verifiable storm date — which is where the NOAA hail history above (and a HAAG-style test square validation) becomes important for the claim file.
Use the HailCheck address search to enter any street address in or near Casa Grande. HailCheck returns every NOAA hail event within a configurable radius, along with severity bands, dates, and storm narratives for Pro members.
If your property in or near Casa Grande took on hail during one of the storms above, the standard process for documenting damage is a 10×10 foot test square inspection. A HAAG-trained reviewer counts impact indicators — granule displacement, mat fractures, and bruising — within the marked square and produces a PASS or FAIL document for the claim file.
HailCheck offers a $99 photo-based HAAG-style test square validation. You submit photos from the field, our reviewer evaluates the impact indicators and cross-references the NOAA storm dates listed above, and a written PASS/FAIL determination is returned within one business day. We do not send anyone to the roof — the validation is built around the photos you submit.
Learn About $99 HAAG-Style ValidationCasa Grande sits east of the traditional hail alley, where hail events are less frequent than the central plains but tend to be associated with strong squall lines and tropical systems. Local roof systems are less commonly hardened for hail, which can mean even moderate impacts produce claim-worthy damage.