A strong upper level jet and surface cold front brought significant snowfall to many mountain areas of western Colorado.
Every event with a place to put it; 6 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.
A strong upper level jet and surface cold front brought significant snowfall to many mountain areas of western Colorado.
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 Apr 13, 2:31 PM MST, 1 hour 29 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
6 winter weather. Local standard time, as filed.
Snowfall amounts of 5 to 12 inches were measured across the zone. Locally higher amounts of 15 inches were reported at the Beaver Creek Ski Area and 14 inches on Independence Pass.
Snowfall amounts of 5 to 10 inches were measured across the zone.
Snowfall amounts of 5 to 12 inches were measured across the zone. Locally higher amounts included 18 inches at the Crosho SNOTEL site.
Snowfall amounts of 5 to 12 inches were measured across the zone. Locally higher amounts of 21 inches were reported at Irwin Lodge Ski Area, and 14 inches at Schofield Pass. Power outages and locally strong winds were also reported.
Snowfall amounts of 5 to 11 inches were measured across the zone.
Snowfall amounts of 5 to 8 inches were measured across the zone. Wind gusts ranged from 25 to 45 mph producing blowing and drifting snow. Stronger winds were measured on ridgetops with gust of 72 mph measured on Mount Abrahms.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2013Every state in 2013This day in weather historyWarnings in Colorado, April 2013
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: 507484, 507483, 507485, 507486, 507487, 507488.