Colorado, 2006

Heavy Snow in Colorado, September 21 to 22, 2006

September 21 to 22, 2006 · NWS PUB · 7 events in 7 counties and zones

Another strong weather system brought snow to the higher elevations. Six to 8 inches of snow fell in the eastern San Juan and La Garita Mountains and Upper Rio Grande Valley.

Where it happened

Every event with a place to put it; 7 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
7

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 PUB wrote it up.

Another strong weather system brought snow to the higher elevations. Six to 8 inches of snow fell in the eastern San Juan and La Garita Mountains and Upper Rio Grande Valley. Four to 7 inches of snow fell in Lake County and the higher elevations of the eastern Sawatch Range...and around 4 inches of snow fell in Teller County...especially around Divide and Woodland Park.

The radar

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

Open the radar archive at this moment

Event by event

7 heavy snow. Local standard time, as filed.

Heavy Snow, La Garita Mountains Above 10000 Ft

When
September 21, 8:00 PM MST to September 22, 7:00 AM MST
Where
La Garita Mountains Above 10000 Ft forecast zone
Reported by
OTHER FEDERAL AGENCY
Coordinates
37.778, -106.530 (the zone’s center; the record gives no point)

Heavy Snow, Upper Rio Grande Valley / Eastern San Juan Mountains Below 10000 Ft

When
September 21, 8:00 PM MST to September 22, 7:00 AM MST
Where
Upper Rio Grande Valley / Eastern San Juan Mountains Below 10000 Ft forecast zone
Reported by
TRAINED SPOTTER
Coordinates
37.484, -106.500 (the zone’s center; the record gives no point)

Heavy Snow, Eastern San Juan Mountains Above 10000 Ft

When
September 21, 8:00 PM MST to September 22, 7:00 AM MST
Where
Eastern San Juan Mountains Above 10000 Ft forecast zone
Reported by
OTHER FEDERAL AGENCY
Coordinates
37.484, -106.500 (the zone’s center; the record gives no point)

Heavy Snow, Eastern Lake County / Western Mosquito Range Above 11000 Ft

When
September 21, 8:00 PM MST to September 22, 8:00 AM MST
Where
Eastern Lake County / Western Mosquito Range Above 11000 Ft forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.202, -106.345 (the zone’s center; the record gives no point)

Heavy Snow, Leadville Vicinity / Lake County Below 11000 Ft

When
September 21, 8:00 PM MST to September 22, 8:00 AM MST
Where
Leadville Vicinity / Lake County Below 11000 Ft forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.202, -106.345 (the zone’s center; the record gives no point)

Heavy Snow, Eastern Sawatch Mountains Above 11000 Ft

When
September 21, 8:00 PM MST to September 22, 8:00 AM MST
Where
Eastern Sawatch Mountains Above 11000 Ft forecast zone
Reported by
OTHER FEDERAL AGENCY
Coordinates
38.677, -106.274 (the zone’s center; the record gives no point)

Heavy Snow, Teller County / Rampart Range Above 7500 Ft / Pikes Peak Between 7500 & 11000 Ft

When
September 22, 6:00 AM MST to 6:00 PM MST
Where
Teller County / Rampart Range Above 7500 Ft / Pikes Peak Between 7500 & 11000 Ft forecast zone
Reported by
TRAINED SPOTTER
Coordinates
38.729, -105.043 (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 2006Every state in 2006This day in weather historyWarnings in Colorado, September 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 2026-10-01. Each event’s entry at NCEI: 5530478, 5530479, 5530480, 5530481, 5530482, 5530483, 5530484.