Impending Winter Weather Threatens Millions in Western and Midwestern U.S.

Approximately 18 million individuals are facing weather advisories as intense winter storms are set to sweep across the Western and Midwestern regions, delivering significant snowfalls and frigid winds.

The meteorological system responsible for these conditions is generating substantial snow accumulation in the Northern Rockies. Higher elevations are predicted to receive over a foot of snow through the weekend, as reported by CBS Meteorologist Andrew Kozak. As this system progresses eastward, snow is expected to spread across the Northern Plains and into the Upper Midwest, impacting areas from South Dakota to northwest Illinois with potential snowfall ranging from 4 to 6 inches, with some locations receiving even more.

Chicago is currently under a winter weather advisory, with forecasts predicting 2 to 5 inches of snow. This accumulation is expected to result in hazardous conditions on roads and walkways by dawn, according to CBS Chicago.

Following the snow, a wave of bitter cold is anticipated, with temperatures dropping below zero in parts of the Dakotas and Minnesota from Sunday night into Monday. Additionally, another system is predicted to bring further snowfall to metropolitan and southern areas of the state starting Saturday afternoon, as noted by CBS Minnesota.

The National Weather Service anticipates moderate to heavy snow accumulations over sections of the Upper and Middle Mississippi Valley on Saturday night.

Winter storm warnings and advisories have been issued for Colorado, particularly for mountainous regions expected to experience significant snowfall, according to CBS Colorado.

The Pacific Northwest is also on alert for a series of Pacific weather systems set to impact the area from late Sunday into Monday. Western Washington and Oregon can expect intense rainfall, explained Kozak, leading to potential flash flood situations. Overflowing rain is likely to become runoff due to already saturated soil, prompting flood watches that remain active. This heavy rainfall risk is anticipated to persist over the next 5 to 10 days.