Strong low pressure moving across the Central Plains brought moderate to heavy snow and blizzard conditions to parts of southwest and south central North Dakota. This episode started in the evening of February 19th, and ended during the early morning hours of February 21st.
Storm total snowfall amounts ranged from well over one foot across the southwest, and up to nine inches in the southern James River Basin of southeastern North Dakota. Northerly winds gusting to 50 mph occurred on the back side of the surface low across the eastern Dakotas, resulting in a prolonged period of blizzard conditions. Numerous travel advisories were issued during this episode by county and state officials. Some roads were closed and transportation was severly impacted.

Heavy Snow in SLOPE, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Marmarth reported a storm total snowfall of 11 inches.

Heavy Snow in BOWMAN, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Bowman reported a storm total snowfall of 15.4 inches.

Heavy Snow in ADAMS, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Reeder reported a storm total snowfall of 16 inches.

Heavy Snow in HETTINGER, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of New England reported a storm total snowfall of 7 inches.

Heavy Snow in GOLDEN VALLEY, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Beach reported a storm total snowfall of 9 inches.

Heavy Snow in BILLINGS, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Medora reported a storm total snowfall of 8.1 inches.

Heavy Snow in STARK, NORTH DAKOTA
From 19-FEB-11 21:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer in the city of Dickinson reported a storm total snowfall of 6.6 inches.

Heavy Snow in GRANT, NORTH DAKOTA
From 20-FEB-11 00:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer at Pretty Rock reported a storm total snowfall of 16 inches.

Heavy Snow in SIOUX, NORTH DAKOTA
From 20-FEB-11 00:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A storm total snowfall of 10 to 12 inches was reported across Sioux County.

Heavy Snow in MORTON, NORTH DAKOTA
From 20-FEB-11 02:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observer at Flasher reported a storm total snowfall of 7 inches.

Heavy Snow in EMMONS, NORTH DAKOTA
From 20-FEB-11 00:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

The cooperative observers in Emmons County reported storm total snowfall amounts of 6 to 8 inches.

Blizzard in MCINTOSH, NORTH DAKOTA
From 20-FEB-11 06:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Blizzard conditions developed as strong northerly winds with gusts up to 50 mph combined with falling snow and the fresh snow cover on the ground.

Blizzard in LOGAN, NORTH DAKOTA
From 20-FEB-11 06:00:00 to 20-FEB-11 23:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Blizzard conditions developed as strong northerly winds with gusts up to 50 mph combined with falling snow and the fresh snow cover on the ground.

Blizzard in LA MOURE, NORTH DAKOTA
From 20-FEB-11 06:00:00 to 21-FEB-11 03:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Blizzard conditions developed as strong northerly winds with gusts up to 50 mph combined with falling snow and the fresh snow cover on the ground.

Blizzard in DICKEY, NORTH DAKOTA
From 20-FEB-11 06:00:00 to 21-FEB-11 03:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Blizzard conditions developed as strong northerly winds with gusts up to 50 mph combined with falling snow and the fresh snow cover on the ground.