Westminster, CO Hail & Wind Storm History
Severe weather within ~25 miles of Westminster, Colorado over the last 12 months — NWS warnings, observed storm reports, and official records, deduplicated.
Westminster, Colorado storm history at a glance (last 12 months)
This free weather history for Westminster — home to roughly 115,302 residents in Jefferson County — draws on StormAuditor's deduplicated public record: 500 wind and hail events within 25 miles of Westminster in the trailing 12 months — 421 wind events and 79 hail events, including a maximum observed wind gust of 112 mph. Jefferson County as a whole recorded 159 events (109 wind · 50 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 Westminster
- December 17, 2025 — 75 recorded events · 75 wind
- March 12, 2026 — 60 recorded events · 60 wind
- December 19, 2025 — 51 recorded events · 51 wind
- June 8, 2026 — 34 recorded events · 5 wind · 29 hail
- December 9, 2025 — 31 recorded events · 31 wind
Westminster hail map and wind map
Researching hail in Westminster or severe wind in Westminster? Radar-derived hail swaths and peak-gust wind swaths for Colorado — including the Westminster 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 Jefferson County. County-level activity is on the impact heatmap, and day-by-day history is on the Storm Calendar.
Free Westminster 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 Westminster address, and the Address Lookup adds free Westminster wind history and free Westminster 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 Westminster storm data download
The Westminster 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 Jefferson County totals above. Statewide files are on the Colorado storm data page.
More Colorado city storm pages: Denver hail & wind history · Colorado Springs hail & wind history · Aurora hail & wind history · Sterling hail & wind history · Fort Morgan hail & wind history · Lakewood hail & wind history · Thornton hail & wind history · Arvada hail & wind history · Colorado 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.