An area of low pressure and associated cold front moved into western Colorado and brought an abundance of snow showers to many higher elevation areas.
Every event with a place to put it; 8 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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 GJT wrote it up.
An area of low pressure and associated cold front moved into western Colorado and brought an abundance of snow showers to many higher elevation areas.
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 Jan 9, 10:45 AM MST, 2 hours 15 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
8 winter weather. Local standard time, as filed.
Measured snowfall totals generally ranged from 5 to 10 inches across the area.
Around 6 inches of snow fell across most of the area, although a foot of new snow was measured at the Park Reservoir SNOTEL site.
Up to 6 inches of snow fell at the Columbine Pass SNOTEL site.
Generally 5 to 10 inches of snow was measured across the area, except for 17 inches at the Red Mountain Pass.
Generally 4 to 8 inches of snow were measured across the area, except for 11 inches at the Ripple Creek SNOTEL site.
Snowfall amounts of 6 to 12 inches were measured across the area.
Snowfall amounts of 4 to 8 inches were measured across the area.
Snowfall amounts of 3 to 5 inches were measured across the area.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2018Every state in 2018This day in weather historyWarnings in Colorado, January 2018
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: 727210, 727211, 727217, 727215, 727213, 727214, 727212, 727216.