Wyoming was hit as recently as 2026-07-23, 8 days ago. NOAA's Storm Prediction Center has logged 496 separate hail days in Wyoming since 2010, across 2,381 individual storm reports. 106 of those days brought hail 2 inches or larger, and the largest stone on record is 4.5 inches on 2024-06-20 near Hawk Springs, Goshen.
Wyoming's southeast (Cheyenne, Laramie) extends Colorado's Hail Alley north along the High Plains. Pick a date below to see the NOAA radar swath and reports, or check a specific address.
Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Wyoming. Radar-indicated, not a guarantee of damage.
A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Wyoming addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.
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See call-center options ->Wyoming averages 29 reported hail days a year across 17 years of NOAA archive, about 6 of them carrying hail 2″ or larger -- the size that routinely totals roofs. Major metros watched here: Cheyenne, Casper, Laramie.
Wyoming's busiest hail month is June, with 167 of its 496 hail days on record. May through August holds 465 of them, 94% of the record.
| Month | Hail days since 2010 |
|---|---|
| March | 1 |
| April | 8 |
| May | 75 |
| June | 167 |
| July | 145 |
| August | 78 |
| September | 20 |
| October | 2 |
| County | Hail days since 2010 | Largest stone |
|---|---|---|
| Campbell | 132 | 4.25″ |
| Laramie | 131 | 4.25″ |
| Crook | 123 | 3.25″ |
| Goshen | 100 | 4.50″ |
| Weston | 91 | 3.00″ |
| Platte | 77 | 4.50″ |
14 Wyoming counties have at least 13 NOAA hail days on record since 2010 -- enough archive signal for a page of their own. Ordered by hail days.
Campbell County · Laramie County · Crook County · Goshen County · Weston County · Platte County · Niobrara County · Sheridan County · Converse County · Johnson County · Natrona County · Albany County · Fremont County · Park County
| Date | Max hail | Reports |
|---|---|---|
| 2026-07-23 | 1.25″ | 1 |
| 2026-07-07 | 1.50″ | 3 |
| 2026-07-06 | 1.00″ | 1 |
| 2026-07-03 | 2.00″ | 9 |
| 2026-06-27 | 1.75″ | 2 |
| 2026-06-25 | 1.00″ | 2 |
| 2026-06-24 | 1.50″ | 6 |
| 2026-06-22 | 2.00″ | 18 |
The colored swath is NOAA's MRMS radar estimate of the largest hail in each ~1 km cell; the dots are individual SPC ground reports. Yellow is around an inch, red is 1.5 to 2″, and purple is 2″ and up -- see how hail size maps to roof damage. Click any spot on the map to see the hail history at that point, or look up a full street address on the hail history by address tool. Today's nationwide activity is on today's hail report.
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Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Wyoming only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.