Colorado, 2002

Heavy Snow in Colorado, January 9 to 10, 2002

January 9 to 10, 2002 · NWS BOU · 5 events in 5 counties and zones

An upper level jet stream over Colorado produced localized bands of heavy snow across portions of north-central and northeast Colorado. 5 inches, 9 miles south of Simla with 6 inches at Greeley.

Where it happened

Every event with a place to put it; 5 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
5

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 BOU wrote it up.

An upper level jet stream over Colorado produced localized bands of heavy snow across portions of north-central and northeast Colorado. Snowfall totals included: 10 inches at Berthoud Pass, 9 inches, 4 miles southwest of Jamestown, 8.5 inches near Estes Park, 8 inches at Winter Park, 6.5 inches, 9 miles south of Simla with 6 inches at Greeley.

The radar

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

Open the radar archive at this moment

Event by event

5 heavy snow. Local standard time, as filed.

Heavy Snow, S & Se Grand / W Central & Sw Boulder / Gilpin / Clear Creek / Summit / N & W Park Counties Above 9000 Feet

When
January 9, 10:00 PM MST to January 10, 6:00 AM MST
Where
S & Se Grand / W Central & Sw Boulder / Gilpin / Clear Creek / Summit / N & W Park Counties Above 9000 Feet forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.726, -105.675 (the zone’s center; the record gives no point)

Heavy Snow, Larimer & Boulder Counties Between 6000 & 9000 Feet

When
January 9, 10:00 PM MST to January 10, 6:00 AM MST
Where
Larimer & Boulder Counties Between 6000 & 9000 Feet forecast zone
Reported by
TRAINED SPOTTER
Coordinates
40.380, -105.410 (the zone’s center; the record gives no point)

Heavy Snow, Boulder & Jefferson Counties Below 6000 Feet

When
January 9, 10:00 PM MST to January 10, 6:00 AM MST
Where
Boulder & Jefferson Counties Below 6000 Feet forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.878, -105.220 (the zone’s center; the record gives no point)

Heavy Snow, C & S Weld County

When
January 9, 10:00 PM MST to January 10, 6:00 AM MST
Where
C & S Weld County forecast zone
Reported by
TRAINED SPOTTER
Coordinates
40.555, -104.392 (the zone’s center; the record gives no point)

Heavy Snow, Elbert / C & E Douglas Counties Above 6000 Feet

When
January 9, 10:00 PM MST to January 10, 6:00 AM MST
Where
Elbert / C & E Douglas Counties Above 6000 Feet forecast zone
Reported by
TRAINED SPOTTER
Coordinates
39.422, -104.468 (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 2002Every state in 2002This day in weather historyWarnings in Colorado, January 2002

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 2026-09-30. Each event’s entry at NCEI: 5279390, 5279391, 5279392, 5279393, 5279394.