Colorado, 2000Heavy Snow in Colorado, March 20 to 21, 2000
March 20 to 21, 2000 · NWS BOU · 4 events in 4 counties and zones
Heavy snow occurred in and near the foothills of Douglas and Jefferson Counties. Snowfall totals included: 12 inches, 5 miles south of Antero Reservoir, 9 inches, 7 miles south of Tiny Town with 7 inches at Littleton.
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
Open the live radar over this ground
- 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.
Heavy snow occurred in and near the foothills of Douglas and Jefferson Counties. Snowfall totals included: 12 inches, 5 miles south of Antero Reservoir, 9 inches, 7 miles south of Tiny Town with 7 inches at Littleton. Elsewhere, snow amounts ranged from 3 to 5 inches.
Heavy Snow, Southern Front Range Foothills/Clear Creek Basin
- When
- March 20, 10:00 PM MST to March 21, 10:00 AM MST
- Where
- Southern Front Range Foothills/Clear Creek Basin forecast zone
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.516, -105.413 (the zone’s center; the record gives no point)
Heavy Snow, South Park
- When
- March 20, 10:00 PM MST to March 21, 10:00 AM MST
- Where
- South Park forecast zone
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.119, -105.717 (the zone’s center; the record gives no point)
Heavy Snow, Denver Metropolitan Area
- When
- March 20, 10:00 PM MST to March 21, 10:00 AM MST
- Where
- Denver Metropolitan Area forecast zone
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.714, -104.707 (the zone’s center; the record gives no point)
Heavy Snow, Eastern Douglas and Western Elbert Counties/Castle Rock and Vicinity
- When
- March 20, 10:00 PM MST to March 21, 10:00 AM MST
- Where
- Eastern Douglas and Western Elbert Counties/Castle Rock and Vicinity forecast zone
- Reported by
- TRAINED SPOTTER
- Coordinates
- 39.422, -104.468 (the zone’s center; the record gives no point)
- 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.
- Winter Storm in Arizona, March 20 to 21, 20005 deaths · 6 events
- High Wind in Utah, March 20 to 21, 20001 injured · $2.7 million · 100 kt wind · 4 events
- High Wind in California, March 20 to 21, 2000$1.3 million · 61 kt wind · 5 events
- High Wind in Nevada, March 20, 2000$350,000 · 1 event
- Winter Storm in Colorado, March 20 to 21, 200011 events
- Winter Storm in Colorado, March 20 to 21, 200010 events
- Dense Fog in Wisconsin, March 20 to 21, 20009 events
- Dense Fog in Iowa, March 20 to 21, 20008 events
- Dense Fog in Illinois, March 20 to 21, 20007 events
- Flash Flooding and Heavy Snow in North Carolina, March 20, 20005 events
- Winter Storm in Wyoming, March 20, 20004 events
- Flash Flooding in South Carolina, March 20, 20003 events
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: 5132713, 5132714, 5132715, 5132716.