San Tan Valley, AZ Hail & Wind Storm History
Severe weather within ~25 miles of San Tan Valley, Arizona over the last 12 months — NWS warnings, observed storm reports, and official records, deduplicated.
San Tan Valley, Arizona storm history at a glance (last 12 months)
This free weather history for San Tan Valley — home to roughly 107,000 residents in Pinal County — draws on StormAuditor's deduplicated public record: 24 wind and hail events within 25 miles of San Tan Valley in the trailing 12 months — 17 wind events and 7 hail events, including a maximum observed wind gust of 66 mph. Pinal County as a whole recorded 181 events (96 wind · 85 hail). Events fuse NWS warnings, observed Local Storm Reports, station measurements, and official NCEI records, deduplicated so one storm is counted once.
Biggest storm days near San Tan Valley
- August 19, 2026 — 8 recorded events · 8 wind
- November 19, 2025 — 4 recorded events · 4 hail
- September 1, 2025 — 3 recorded events · 3 wind
- September 26, 2025 — 2 recorded events · 2 hail
- July 13, 2026 — 2 recorded events · 2 wind
San Tan Valley hail map and wind map
Researching hail in San Tan Valley or severe wind in San Tan Valley? Radar-derived hail swaths and peak-gust wind swaths for Arizona — including the San Tan Valley metro — are on the Hail Explorer and Wind Explorer: pick any storm date and see how estimated hail size and wind gust bands tracked through Pinal County. County-level activity is on the impact heatmap, and day-by-day history is on the Storm Calendar.
Free San Tan Valley weather report by address
Area maps show where storms tracked; an insurance claim or roof inspection needs what happened at the property. Start with a free weather report check: the Free Report Snapshot answers YES/NO instantly on estimated damaging wind (45+ mph) and damage-capable hail (0.75 in. or larger) at any San Tan Valley address, and the Address Lookup adds free San Tan Valley wind history and free San Tan Valley hail history context — NWS warnings, storm reports, and NOAA observations — at no charge. When you need the full document, a complete Weather Report is $2.99 and covers every qualifying storm date at one address. All values are estimates from public NOAA data under our published methodology — research documentation, not certified weather records (see Limitations).
Free San Tan Valley storm data download
The San Tan Valley dataset on this page — every deduplicated wind and hail event within about 25 miles from the last 12 months, with dates, counties, event types, measured gusts, and hail sizes — downloads free, reusable with attribution under the data license: download CSV · download JSON. Because the radius can cross county and state lines, these counts can legitimately differ from the Pinal County totals above. Statewide files are on the Arizona storm data page.
More Arizona city storm pages: Phoenix hail & wind history · Tucson hail & wind history · Mesa hail & wind history · Flagstaff hail & wind history · Maricopa hail & wind history · Casa Grande hail & wind history · Lake Havasu City hail & wind history · Marana hail & wind history · Arizona statewide storm data
About this page: built by Storm Auditor LLC from public NOAA/NWS records — deduplicated warnings, storm reports, station measurements, and official records on a rolling 12-month window, under the published methodology. See the StormAuditor Editorial Team for how content is produced.
Data last refreshed August 23, 2026. Counts cover severe and sub-severe wind and hail; flood activity and Special Weather Statements are tracked separately on the dashboard.