The National Weather Service (NWS) in Sioux Falls has stated the winter system Tuesday has shifted more south overnight, building confidence that a band of heavier snowfall up to 4 inches or more between Interstate 90 and state highway 14 may be possible throughout the day.
Winter weather advisories have already been issued to the north and west of Minnehaha County until at least 6 p.m. Tuesday, the NWS states. Those areas include Beadle, Jerauld, Sanborn, Brule, Aurora and Davison counties. Two to 4 inches of snow is possible for those areas, with some isolated areas where snowfall could be 5 inches or more, the advisory stated.
"Plan on slippery road conditions," the advisory read. "The hazardous conditions could impact the Tuesday morning and evening commutes."
More: How much will it snow? Sioux Falls has two chances in its weather forecast this week.
Peak snowfall for the entire area is expected to be between 9 a.m. and 6 p.m."Models continue to wobble and the track could yet still shift north or south," the NWS stated.
South of I-90, a dusting to 2 inches of snow is possible.
As of 6:30 a.m., the NWS predicted snowfall rates will be highest during the day, but is expected to taper off after 3 p.m. as the system moves into Minnesota.
Stay with the Argus Leader for the latest updates for the Sioux Falls area.
Here's a look at the forecast for the rest of the week, according to NWS:
Wednesday: Mostly sunny, with a high near 22. Northwest wind 5 to 10 mph becoming east southeast in the afternoon.
Wednesday night: A 20% chance of snow after midnight. Mostly cloudy, with a temperature falling to near 15 by 8 p.m., then rising to around 24 during the remainder of the night. East southeast wind 10 to 15 mph becoming south after midnight. Winds could gust as high as 20 mph.
Thursday: A 30% chance of snow, mainly before noon. Partly sunny, with a temperature rising to near 29 by 9 a.m., then falling to around 16 during the remainder of the day. Blustery, with a south southwest wind 15 to 25 mph becoming north northwest in the afternoon. Winds could gust as high as 35 mph.
Thursday night: Mostly cloudy, with a low around 0. Blustery, with a north northwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.