According to weather.com, Seattle could experience up to 12 inches of snow in the next 48 hours with up to 10 inches in Portland. Chris Dolce, a meteorologist at weather.com, said: “Keep in mind, average annual snowfall is only 2.4 inches in Portland and 5.9 inches in Seattle, so these amounts are very significant for these metro areas. According to the National Weather Service in Seattle, Wash., snow amounts from this storm could exceed anything seen since November 1985 at Sea-Tac airport.”
Dolce also added that snow was likely to spread across the interior Northwest into the Northern Rockies. Spokane, Wash., Coeur d’Alene, Idaho, Kalispell, Mont. and Missoula, Mont. With travel conditions becoming so dangerous, people are advised to take great care when travelling in the next 48 hours.