Winter Storm in Colorado, December 20 to 21, 1998

Name: Winter Storm in Colorado, December 20 to 21, 1998
Start: 1998-12-20T05:00
End: 1998-12-21T05:00
Location: Colorado

December 20 to 21, 1998 · NWS BOU · 1 event in 1 county or zone

1 winter storm, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

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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.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 winter storm. Local standard time, as filed.

Winter Storm, Rabbit Ears & Medicine Bow Ranges/Rocky Mountain National Park / W Larimer / Jackson Ecept C / N Grand / X Nw Boulder

When: December 20, 5:00 AM MST to December 21, 5:00 AM MST
Where: Rabbit Ears & Medicine Bow Ranges/Rocky Mountain National Park / W Larimer / Jackson Ecept C / N Grand / X Nw Boulder forecast zone
Reported by: AWOS,ASOS,MESONET,ETC
Coordinates: 40.382, -105.820 (the zone’s center; the record gives no point)

More heavy snow occurred in portions of the northern mountains. Snowfall totals ranged from 8 to 12 inches at Bear Lake, Joe Wright, Lake Irene and Willow Creek Pass.

What these are

Winter Storm: A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.

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

The same day elsewhere

Every storm in Colorado in 1998 Every state in 1998 This day in weather history Warnings in Colorado, December 1998

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 2026-09-24. Each event’s entry at NCEI: 5676984.