OREGON, USA — A substantial snowstorm is expected in the Oregon Cascades starting Sunday evening and lasting until Monday afternoon. A winter storm warning has been issued, remaining in effect until 4 p.m. on Monday, leading KGW to declare a Weather Impact Alert day extending into Monday.

According to KGW meteorologist Joe Raineri, the mountains could see up to two feet of snow, with snow levels dropping to around 3,500 feet tonight and continuing into tomorrow.

Check out the latest forecast from KGW

Traveling over mountain passes will likely be treacherous, with heavy snowfall and potential freezing rain expected. Motorists are advised to exercise caution and to be ready for adverse driving conditions.

In the valley areas, rain is anticipated from tonight through tomorrow morning; however, conditions are expected to improve by Monday afternoon. Raineri suggests that valley residents should prepare for rain but look forward to drier weather later in the day.

Looking ahead, Raineri mentions that a significant weather system moving inland may lead to another Weather Impact Alert by Wednesday as it brings heavy rain and strong winds to the area.

Heavy snowfall is predicted from Sunday evening until Monday afternoon in the Oregon Cascades, accompanied by a winter storm warning in effect until 4 p.m. on Monday.

Travel across the mountain passes will likely face significant challenges due to heavy snow and potential freezing rain.

Roads are expected to be slippery due to accumulating snow and ice, making it advisable for drivers to avoid unnecessary travel or exercise extreme caution if they do take to the roads.

Our aim is to provide you with the most accurate and timely weather updates and their implications. The new KGW Weather Impact Alerts will serve as early warnings, keeping you well-informed to ensure the safety of yourself and your loved ones.

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