Name: Winter Weather in Colorado, March 12 to 13, 2006
Start: 2006-03-12T21:00
End: 2006-03-13T04:00
Location: Colorado

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

Open the live radar over this ground

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 GJT wrote it up.

A moist Pacific low pressure system produced widespread snowfall of 3 to 6 inches with local amounts up to 9 inches in the Glenwood Springs area. The snowfall created hazardous driving conditions that resulted in numerous vehicle accidents.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Grand Junction, CO wrote its last area forecast discussion before the first event at Mar 12, 2:49 PM MST, 6 hours 11 minutes earlier.

Area forecast discussion, Mar 12, 2:49 PM MST, 6 hours 11 minutes before

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Hazardous weather outlook, Mar 12, 2:18 PM MST, 6 hours 42 minutes before

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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 weather. Local standard time, as filed.

Winter Weather, Central Colorado River Basin

When: March 12, 9:00 PM MST to March 13, 4:00 AM MST
Where: Central Colorado River Basin forecast zone
Reported by: TRAINED SPOTTER
Coordinates: 39.481, -107.172 (the zone’s center; the record gives no point)

What these are

Winter Weather: Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

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

The same day elsewhere

More

Every storm in Colorado in 2006 Every state in 2006 This day in weather history Warnings in Colorado, March 2006

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 2026-09-30. Each event’s entry at NCEI: 5495021.