Wyoming, 2003

Heavy Snow in Wyoming, November 20, 2003

November 20, 2003 · NWS BYZ · 1 event in 1 county or zone

Heavy snow fell across portions of North Central Wyoming.

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

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.

What happened

The episode as NWS BYZ wrote it up.

Heavy snow fell across portions of North Central Wyoming. The following is a list of snowfall amounts:7.5 inches 8S Sheridan; 10 inches 9W Sheridan; 6 inches 18W Sheridan; 6 inches 14W Dayton; 6 inches 8SW Dayton

Event by event

1 heavy snow. Local standard time, as filed.

Heavy Snow, Sheridan Foothills

When
November 20, 1:00 PM MST
Where
Sheridan Foothills forecast zone
Reported by
TRAINED SPOTTER

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Wyoming in 2003Every state in 2003This day in weather historyWarnings in Wyoming, November 2003

Sources

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 2026-10-01. Each event’s entry at NCEI: 5336011.