Wyoming hail map — July 28, 2023
NOAA radar detected hail of an inch or more over 1 Wyoming city on July 28, 2023. The largest stones — 1.50″, half dollar size — fell over Cheyenne.

- Cities hit
- 1
- in Wyoming
- Largest stone
- 1.50″
- half dollar size
- Impact rating
- 5/10
- from stone size
Sizes come from NOAA MRMS radar (MESH), which runs about ±0.25″ against ground truth. It is canvass-targeting quality, not claim evidence.
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Wyoming cities hit on July 28, 2023
What people on the ground measured in Wyoming on July 28, 2023
12 reports filed with the National Weather Service — 3 from trained spotters or officials. These are measured stones, not radar estimates, so they are the closest thing to proof that hail actually reached the ground.
- 1.50″ half dollar size PublicCheyenne, WY2:20 PM MDTLaramie County
Facebook comment with photo of hail stones and quarter. Hail was larger than a quarter.
- 1.50″ half dollar size Public1 WNW Cheyenne, WY2:23 PM MDTLaramie County
Report from mPING: Ping Pong Ball (1.50 in.).
- 1.00″ quarter size Public1 W Cheyenne, WY2:20 PM MDTLaramie County
Report from mPING: Quarter (1.00 in.).
- 1.00″ quarter size Public1 ESE Warren Af Base, WY2:22 PM MDTLaramie County
- 1.00″ quarter size NWS Employee1 WNW Cheyenne, WY2:22 PM MDTLaramie County
Dime to quarter size hail at the NWS Office.
- 1.00″ quarter size Public2 NNW South Greeley Hig, WY2:24 PM MDTLaramie County
- 1.00″ quarter size Public1 NE Cheyenne, WY2:28 PM MDTLaramie County
- 1.00″ quarter size Public1 W Cheyenne, WY2:28 PM MDTLaramie County
- 1.00″ quarter size Public1 NNW Fox Farm-College, WY2:31 PM MDTLaramie County
- 1.00″ quarter size Trained Spotter2 NW South Greeley High, WY2:37 PM MDTLaramie County
- 1.00″ quarter size NWS Employee1 SE Cheyenne, WY2:38 PM MDTLaramie County
- 1.00″ quarter size Public1 S Cheyenne, WY2:41 PM MDTLaramie County
Showing the 12 largest of 15 hail reports filed that day.
Reports come from the National Weather Service Local Storm Report feed, ingested every 15 minutes. A report records where the observer was, not the full extent of the swath — treat it as evidence about the storm, not about any one roof.
Other states hit on July 28, 2023
Other Wyoming hail days
Wyoming hail on July 28, 2023
NOAA radar put hail of an inch or more over 1 Wyoming city that day. The largest stones — 1.50 inches, half dollar size — were over Cheyenne. Every city hit is listed above with its own stone size.