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.
Get free access Check an addressSince 2010, NOAA's Storm Prediction Center has logged 487 separate hail days in Wyoming, including 104 days with hail 2″ or larger -- the size that routinely totals roofs. The largest stone on record here: 4.50″ on 2024-06-20 near 6 NW Hawk Springs, Goshen. The most recent reported hail day was 2026-06-08. Major metros watched here: Cheyenne, Casper, Laramie.
| County | Hail days since 2010 | Largest stone |
|---|---|---|
| CAMPBELL | 112 | 4.25″ |
| LARAMIE | 103 | 4.25″ |
| CROOK | 99 | 3.25″ |
| GOSHEN | 80 | 4.25″ |
| WESTON | 77 | 3.00″ |
| PLATTE | 60 | 4.50″ |
| Date | Max hail | Reports |
|---|---|---|
| 2026-06-08 | 1.75″ | 5 |
| 2026-06-07 | 1.00″ | 2 |
| 2026-06-04 | 1.25″ | 1 |
| 2026-06-02 | 1.50″ | 1 |
| 2026-06-01 | 1.00″ | 10 |
| 2026-05-09 | 1.50″ | 3 |
| 2025-09-12 | 1.00″ | 1 |
| 2025-08-28 | 1.00″ | 1 |
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.