From 6:00 am MST, Monday, February 24, 2020 until 5:00 pm MST, Tuesday, February 25, 2020
Issued by: Rapid City – SD, US, National Weather Service
*WINTER STORM WATCH IN EFFECT FROM 6 AM MST MONDAY TO 5 PM MST TUESDAY*
WHAT: Heavy snow possible. Total snow accumulations of 6 to 10 inches possible. Winds could gust as high as 45 mph.
WHERE: In Wyoming, the Wyoming Black Hills. In South Dakota, the Northern Black Hills and the Northern Foot Hills (Including Lead, Deadwood, Brownsville, Cheyenne Crossing, Galena, Nemo, Spearfish, Whitewood, Sundance, Aladdin, Beulah, and Four Corners).
WHEN: From Monday morning through Tuesday evening.
IMPACTS: Travel could be very difficult. Areas of blowing snow could significantly reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS: A Winter Storm Watch means heavy snow, strong winds, freezing precipitation, and cold temperatures are possible. Monitor NOAA weather radio, local radio or television, or the internet for updates on this potentially dangerous storm. Take time to prepare for severe winter conditions before the storm develops.
More information: A strong upper-level disturbance will impact the area late tonight through Tuesday. Periods of heavy snow will be possible Monday morning through Tuesday across the Bear Lodge Mountains, the northern Black Hills, and the northern foothills, especially late Monday through early Tuesday. Windy conditions will also be possible Monday morning through early Tuesday, with gusts up to 45 mph possible at times.