Wyoming Hail Map & History
Wyoming was hit as recently as 2026-08-26, 19 days ago. NOAA's Storm Prediction Center has logged 502 separate hail days in Wyoming since 2010, across 2,397 individual storm reports. 107 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 ->Hail history in Wyoming
Wyoming averages 30 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.
When it hails in Wyoming
Wyoming's busiest hail month is June, with 167 of its 502 hail days on record. May through August holds 471 of them, 94% of the record.
| Month | Hail days since 2010 |
|---|---|
| March | 1 |
| April | 8 |
| May | 75 |
| June | 167 |
| July | 146 |
| August | 83 |
| September | 20 |
| October | 2 |
Top Wyoming counties by hail frequency
| County | Hail days since 2010 | Largest stone |
|---|---|---|
| Campbell | 132 | 4.25″ |
| Laramie | 132 | 4.25″ |
| Crook | 123 | 3.25″ |
| Goshen | 103 | 4.50″ |
| Weston | 93 | 3.00″ |
| Platte | 78 | 4.50″ |
Wyoming hail history by county
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
Recent Wyoming hail days
| Date | Max hail | Reports |
|---|---|---|
| 2026-08-26 | 2.50″ | 4 |
| 2026-08-25 | 1.25″ | 2 |
| 2026-08-22 | 1.25″ | 2 |
| 2026-08-21 | 1.00″ | 1 |
| 2026-08-12 | 1.75″ | 2 |
| 2026-07-23 | 1.25″ | 1 |
| 2026-07-08 | 1.25″ | 5 |
| 2026-07-07 | 1.50″ | 3 |
How to read the Wyoming map
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.
Nearby states
North Carolina · Georgia · Montana · Mississippi · Virginia · Wisconsin
FAQ
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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.