Heavy Snow, W Sheridan
- When
- June 2, 9:00 PM MST to June 4, 5:00 AM MST
- Where
- W Sheridan forecast zone
A slow moving low pressure system over the Great Basin spread moisture over an unseasonably cold airmass which was in place over North Central Wyoming from the evening of June 2 through the morning of June 4. The result was a heavy snowfall in the Big Horn Mountains with 4 to 8 inches falling above 5000 feet.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS BYZ wrote it up.
A slow moving low pressure system over the Great Basin spread moisture over an unseasonably cold airmass which was in place over North Central Wyoming from the evening of June 2 through the morning of June 4. The result was a heavy snowfall in the Big Horn Mountains with 4 to 8 inches falling above 5000 feet.
1 heavy snow. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wyoming in 1998Every state in 1998This day in weather historyWarnings in Wyoming, June 1998
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5649831.