Strong westerly flow aloft transported a plume of Pacific moisture in the Central Rockies, producing heavy mountain snow across Colorado. Snow moved into the central and north central mountains early morning on the 26th.
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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 episode as NWS BOU wrote it up.
Strong westerly flow aloft transported a plume of Pacific moisture in the Central Rockies, producing heavy mountain snow across Colorado. Snow moved into the central and north central mountains early morning on the 26th. Snow persisted through early afternoon on the 27th. Total snowfall for the mountains were generally range 18-24 inches. A weak trough then brought snowfall east of the mountains Tuesday night and Wednesday morning. The foothills and Palmer Divide areas saw the heaviest snow from this, with 3 to 3 inches of snowfall.
The national radar mosaic for the moment the first event began.
6 winter weather, 3 winter storm. Local standard time, as filed.
Snotel observations showed 23.4 fell at Columbine, 20.8 inches fell at Zirkel, and 11.7 inches fell at the Buffalo Park.
The following reports are from Snotel sites in the zone. Arapahoe Ridge 19.5 inches, Joe Wright (near Cameron Pass) 23.4 inches, 29.9 inches High Lonesome, and 13 inches at Bear Creek. Reports mainly ranged 14 to 24 inches, the heaviest amounts along and west of the Continental Divide.
Here are observations mainly from Snotel sites, 1 SSW Copper Mountain 29.0 inches, 1 SSE Loveland Pass 24.7 inches, Silverthorne 2.1 WSW 23.0 inches, 8 SSW Copper Mountain 22.1 inches, and 3 SW Breckenridge 21.0 inches. The I-70 mountain corridor experienced four safety closures due to multiple spun out commercial motor vehicles and passenger vehicles, according to the Colorado Department of Transportation. Loveland Pass was also closed during the storm.
Here are some snowfall reports received through CoCoRaHS. Granby 7.7 N 11.6 inches, Parshall 3.0 NNW 7.5 inches, Kremmling 9.1 WNW 7.0 inches, Williams Fork Reservoir 7.0 inches.
Here are observations from the storm, Estes Park 1.8 S 8.7 inches, 7 NW Red Feather Lakes 7.8 inches, 7 W Four Corners 7.8 inches, Estes Park 1.7 SW 7.5 inches, 2 SW Estes Park 7.0 inches, Lyons 5.9 NW 6.5 inches, Lyons 8.9 WNW 6.0 inches, and Drake 4.3 WSW 5.5 inches.
Here are observations from the storm system, Golden 12.5 NW 7.1 inches,|1 SSW Crescent Village 7.0 inches, Aspen Park 2.8 NNE 6.0 inches, S Evergreen 5.8 inches, Ken Caryl 5.2 SSW 5.8 inches, SSW Rocky Flats 5.5 inches, Evergreen 2.5 SSW 5.5 inches.
Rain changed to snow during the early morning hours of November 27th, with the heaviest snow occurring near the foothills. Generally 2 to 6 inches of snow fell. Here are some reports, 3 SSW Boulder 6.0 inches, Niwot 1.8 SSW 5.5 inches, Arvada 3.5 WNW 4.1 inches, and Lakewood 1.5 WSW 3.5 inches.
Rain changed to snow during the early morning hours of November 27th with generally 1 to 4 inches of snow falling. Here are some reports, Westminster 5 NE 4.0 inches, Bennett 10.8 SSW 4.0 inches, Denver Intl Airport 3.3 inches, and Aurora 3.3 SE 3.0 inches.
Rain changed to snow during the early morning hours of November 27th with generally 2 to 7 inches of snow falling. Here are some reports, Franktown 3.6 ESE 7.6 inches, Elizabeth 2.7 NW 6.0 inches, 1 WNW Ponderosa Park 5.5 inches, Sedalia 10.5 S 5.5 inches, and Castle Rock 0.5 NNW 4.5 inches.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2024Every state in 2024This day in weather historyWarnings in Colorado, November 2024
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: 1219063, 1219064, 1219066, 1219069, 1219070, 1219072, 1219157, 1219160, 1219163.