Colorado, 2001

Heavy Snow in Colorado, March 10 to 11, 2001

March 10 to 11, 2001 · NWS GJT · 4 events in 4 counties and zones

A strong low pressure system over northern Arizona brought moist, southerly flow to much of western Colorado. This resulted in heavy snowfall over portions of the southwest and west-central Colorado mountains.

Where it happened

Every event with a place to put it; 4 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
4

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 strong low pressure system over northern Arizona brought moist, southerly flow to much of western Colorado. This resulted in heavy snowfall over portions of the southwest and west-central Colorado mountains. Over a foot of snow fell in many areas. Some of the higher amounts reported from the storm include 16 inches at the Powderhorn Ski Area, 13 inches on the Grand Mesa and 13 inches near Lemon Reservoir.

The radar

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

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Event by event

4 heavy snow. Local standard time, as filed.

Heavy Snow, Grand and Battlement Mesas

When
March 10, 11:30 AM MST to March 11, 3:00 PM MST
Where
Grand and Battlement Mesas forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.159, -108.078 (the zone’s center; the record gives no point)

Heavy Snow, Gore and Elk Mountains/Central Mountain Valleys

When
March 10, 11:30 AM MST to March 11, 3:00 PM MST
Where
Gore and Elk Mountains/Central Mountain Valleys forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.481, -107.172 (the zone’s center; the record gives no point)

Heavy Snow, Uncompahgre Plateau and Dallas Divide

When
March 10, 11:30 AM MST to March 11, 3:00 PM MST
Where
Uncompahgre Plateau and Dallas Divide forecast zone
Reported by
TRAINED SPOTTER
Coordinates
38.488, -108.155 (the zone’s center; the record gives no point)

Heavy Snow, Southwestern San Juan Mountains

When
March 10, 11:30 AM MST to March 11, 3:00 PM MST
Where
Southwestern San Juan Mountains forecast zone
Reported by
TRAINED SPOTTER
Coordinates
37.594, -107.912 (the zone’s center; the record gives no point)

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 Colorado in 2001Every state in 2001This day in weather historyWarnings in Colorado, March 2001

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: 5237377, 5237378, 5237379, 5237380.