Winter Storm, Corson
- When
- March 9, 5:00 PM CST to March 10, 6:00 PM CST
- Where
- Corson forecast zone
- Reported by
- Trained Spotter
- Coordinates
- 45.709, -101.197 (the zone’s center; the record gives no point)
A strong low pressure system tracking across the panhandle of Oklahoma into the Great Lakes region produced heavy snow across north central South Dakota. The heavy snow and strong north winds created low visibilities and travel problems.
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.
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.
The episode as NWS ABR wrote it up.
A strong low pressure system tracking across the panhandle of Oklahoma into the Great Lakes region produced heavy snow across north central South Dakota. The heavy snow and strong north winds created low visibilities and travel problems. Snowfall amounts included; 6 inches in Pollock; 7 inches near Hosmer and Eureka; 8 inches 6 miles southeast of McIntosh; 9 inches in Artas; and 10 inches in McLaughlin.
Bitter cold air filtered in behind the low pressure system bringing record cold to the area. Timber Lake and Mobridge broke their record low highs for the date when they only reached 1 below zero and zero, respectively, by the late afternoon. Mobridge also set a record low of 17 degrees below zero in the early morning hours of the 11th.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Aberdeen, SD wrote its last area forecast discussion before the first event at Mar 9, 2:52 PM CST, 2 hours 8 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ABERDEEN SD 546 AM CDT MON MAR 9 2009 MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-101100- TRAVERSE-BIG STONE-CORSON-CAMPBELL-MCPHERSON-BROWN-MARSHALL- ROBERTS-WALWORTH-EDMUNDS-DAY-DEWEY-POTTER-FAULK-SPINK-CLARK- CODINGTON-GRANT-HAMLIN-DEUEL-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES- LYMAN-BUFFALO- 546 AM CDT MON MAR 9 2009 /446 AM MDT MON MAR 9 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL MINNESOTA...CENTRAL SOUTH DAKOTA...NORTH CENTRAL SOUTH DAKOTA AND NORTHEAST SOUTH DAKOTA. .DAY ONE...TODAY AND TONIGHT ONE ROUND OF BANDED SNOW AFFECTS EXTREME NORTH CENTRAL SOUTH DAKOTA TODAY...PRODUCING 1 TO 4 INCHES OF SNOW WITH BLOWING SNOW ACCOMPANYING IT. THEN...A STRONGER LOW PRESSURE SYSTEM LIFTS OUT ONTO THE PLAINS LATE TONIGHT...INTRODUCING A MUCH LARGER AREA OF MODERATE TO OCCASIONALLY HEAVY SNOW TO PORTIONS OF CENTRAL AND NORTH CENTRAL SOUTH DAKOTA. SEVERAL INCHES OF SNOW ARE EXPECTED LATE TONIGHT ACROSS THIS AREA. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THE LARGE AREA OF SNOW THEN SHIFTS INTO NORTHEAST SOUTH DAKOTA AND WEST CENTRAL MINNESOTA DURING THE DAY ON TUESDAY...DROPPING SEVERAL INCHES OF SNOW HERE AS WELL. HOWEVER...THE BIGGEST CONCERN ACROSS NORTHEAST SOUTH DAKOTA AND WEST CENTRAL MINNESOTA TUESDAY AND TUESDAY NIGHT IS GOING TO BE THE STRENGTH OF NORTH- NORTHWEST SURFACE WINDS WHILE THE SNOW IS FALLING TUESDAY AFTERNOON THROUGH TUESDAY EVENING. THE POTENTIAL IS DEFINITELY INCREASING THAT THE COMBINATION OF FALLING AND BLOWING SNOW WILL PRODUCE WHITE OUT OR BLIZZARD CONDITIONS DURING THIS TIME. ALSO...TUESDAY AND TUESDAY NIGHT...ARCTIC COLD AIR IN PLACE WILL COMBINE WITH THE STRONG SUSTAINED WINDS TO PRODUCE DANGEROUSLY COLD WIND CHILLS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS REQUESTED FOR SNOWFALL REPORTS FROM THIS AFTERNOON THROUGH TUESDAY NIGHT...AND POOR VISIBILITY IN SNOW AND BLOWING SNOW TUESDAY AND TUESDAY NIGHT.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
253 PM CDT MON MAR 09 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0245 PM SNOW MCLAUGHLIN 45.81N 100.81W
03/09/2009 E3.0 INCH CORSON SD TRAINED SPOTTER
STILL SNOWING. BLOWING AND DRIFTING AS WELL.
0245 PM SNOW MCINTOSH 45.92N 101.35W
03/09/2009 E1.5 INCH CORSON SD TRAINED SPOTTER
STILL SNOWING. SOME BLOWING AND DRIFTING SNOW.
0245 PM SNOW POLLOCK 45.90N 100.29W
03/09/2009 E2.5 INCH CAMPBELL SD TRAINED SPOTTER
STILL SNOWING. SOME BLOWING AND DRIFTING SNOW.
&&
NWSThe national radar mosaic for the moment the first event began.
5 winter storm. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in South Dakota in 2009Every state in 2009This day in weather historyWarnings in South Dakota, March 2009
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: 158178, 158179, 158181, 158182, 158183.