South Dakota, 2012

Heavy Snow and Winter Weather in South Dakota, February 28 to 29, 2012

February 28 to 29, 2012 · NWS FSD · 6 events in 6 counties and zones

5 inches in the western parts of Beadle and Jerauld counties during the night of February 28th and the morning of February 29th.

Where it happened

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.

  • 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
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 FSD wrote it up.

Heavy wet snow accumulated as much as 11.5 inches in the western parts of Beadle and Jerauld counties during the night of February 28th and the morning of February 29th.

The radar

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

Open the radar archive at this moment

Event by event

4 winter weather, 2 heavy snow. Local standard time, as filed.

Heavy Snow, Beadle

When
February 28, 10:00 PM CST to February 29, 10:00 AM CST
Where
Beadle forecast zone
Reported by
Official NWS Observations
Coordinates
44.415, -98.278 (the zone’s center; the record gives no point)

Wet snow accumulated up to 10 inches over the western edge of Beadle County. Snow accumulations were less to the east as more rain fell, with 6 inches at Huron and less than 6 inches east of Huron. The snow forced the closing of schools and some businesses.

Heavy Snow, Jerauld

When
February 28, 10:00 PM CST to February 29, 10:00 AM CST
Where
Jerauld forecast zone
Reported by
COOP Observer
Coordinates
44.066, -98.630 (the zone’s center; the record gives no point)

Wet snow accumulated 11.5 inches at Wessington Springs. Snow accumulations were less to the east as more rain fell. The snow forced the closing of schools and some businesses.

Winter Weather, Brule

When
February 28, 11:00 PM CST to February 29, 10:00 AM CST
Where
Brule forecast zone
Reported by
Newspaper
Coordinates
43.718, -99.081 (the zone’s center; the record gives no point)

Snow accumulated around 5 inches over the western part of Brule County, including the city of Chamberlain. The snow closed some schools.

Winter Weather, Aurora

When
February 28, 11:00 PM CST to February 29, 10:00 AM CST
Where
Aurora forecast zone
Reported by
Newspaper
Coordinates
43.718, -98.561 (the zone’s center; the record gives no point)

Snow accumulated 3 to 4 inches in much of Aurora County.

Winter Weather, Sanborn

When
February 28, 11:00 PM CST to February 29, 10:00 AM CST
Where
Sanborn forecast zone
Reported by
Law Enforcement
Coordinates
44.023, -98.091 (the zone’s center; the record gives no point)

Snow accumulated 3 to 4 inches in much of Sanborn County.

Winter Weather, Davison

When
February 29, 12:00 AM CST to 10:00 AM CST
Where
Davison forecast zone
Reported by
COOP Observer
Coordinates
43.675, -98.146 (the zone’s center; the record gives no point)

Snow accumulated 3 to 4 inches in part of Davison County, including just over 3 inches at Mitchell.

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.
Winter Weather
Snow, sleet or freezing rain below warning levels that still caused disruption, damage or casualties.

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

The same day elsewhere

More

Every storm in South Dakota in 2012Every state in 2012This day in weather historyWarnings in South Dakota, February 2012

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: 367471, 367472, 367473, 367474, 367476, 367477.