Wyoming, 2013

Blizzard in Wyoming, October 3 to 5, 2013

October 3 to 5, 2013 · NWS UNR · 6 events in 6 counties and zones

A historic blizzard pounded northeastern Wyoming with heavy snow and strong winds. Snowfall ranged from six inches to more than two feet with blowing and drifting snow reducing visibility to near zero.

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
$1.1 million
Crop damage
None recorded
Events
6

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 UNR wrote it up.

A historic blizzard pounded northeastern Wyoming with heavy snow and strong winds. Snowfall ranged from six inches to more than two feet with blowing and drifting snow reducing visibility to near zero. Many trees and power poles were downed by the heavy, wet snow and roads were impassible.

The radar

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

Open the radar archive at this moment

Event by event

6 blizzard. Local standard time, as filed.

Blizzard, Northern Campbell

When
October 3, 9:00 PM MST to October 5, 3:00 AM MST
Where
Northern Campbell forecast zone
Reported by
Emergency Manager
Coordinates
44.248, -105.548 (the zone’s center; the record gives no point)

Blizzard, Western Crook

When
October 3, 9:00 PM MST to October 5, 3:00 AM MST
Where
Western Crook forecast zone
Reported by
AWOS
Coordinates
44.589, -104.570 (the zone’s center; the record gives no point)

Blizzard, Wyoming Black Hills

When
October 3, 9:00 PM MST to October 5, 8:00 AM MST
Where
Wyoming Black Hills forecast zone
Property damage
$1.0 million
Reported by
COOP Observer
Coordinates
44.215, -104.569 (the zone’s center; the record gives no point)

Blizzard, South Campbell

When
October 3, 10:00 PM MST to October 5, 3:00 AM MST
Where
South Campbell forecast zone
Reported by
COOP Observer
Coordinates
44.248, -105.548 (the zone’s center; the record gives no point)

Blizzard, Weston

When
October 3, 11:00 PM MST to October 5, 3:00 AM MST
Where
Weston forecast zone
Property damage
$150,000
Reported by
Trained Spotter
Coordinates
43.841, -104.568 (the zone’s center; the record gives no point)

Blizzard, Northeastern Crook

When
October 4, 4:00 AM MST to October 5, 7:00 AM MST
Where
Northeastern Crook forecast zone
Reported by
Trained Spotter

What these are

Blizzard
Sustained winds or frequent gusts of 35 mph or more with falling or blowing snow that cuts visibility below a quarter mile for three hours or longer.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Wyoming in 2013Every state in 2013This day in weather historyWarnings in Wyoming, October 2013

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 2026-10-01. Each event’s entry at NCEI: 480052, 480056, 480057, 480054, 480058, 480059.