Luckily, Eastern Washington is shielded from those harsh rains by the Cascade and Olympic mountain ranges. Known as a “Pineapple Express” storm, jet stream currents gather warm air and carry it to the Northwest, producing heavy rains. Debris is also flowing over some highways, causing road closures.Īll this weather is because of a plume of moisture from the tropical areas in the Pacific Ocean, Van Horn said, closer to Hawaii. Skagit County began prepping for flood evacuations, and rivers in Snohomish County are nearly reaching a record high. The Seattle area set a record on Monday with 1.51 inches of rainfall, the Seattle Times reported, and reached 1.61 inches by the end of Tuesday. Western Washington, meanwhile, is experiencing major flooding from continuous rainfall. Lower-level areas like Spokane and Coeur d’Alene will likely see much less, with a 30-50% chance of getting more than 2 inches. Spokane, Spokane International Airport Lat: 47.62139 Lon. Thursday Night: A chance of rain and snow before 4am. Southwest wind between 10 and 14 mph, with gusts as high as 21 mph. Stevens Pass has an 80% chance of gaining more than 12 inches, and Lookout Pass has an 80% chance of gaining more than 6. Mobile Weather Information En Español Last Update: 9:52 pm PST Dec 5. As the weather pattern changes, snow through Saturday and Sunday could also impact some of the passes. Mountain areas in Washington and the Idaho Panhandle will see periods of snow on Thursday as temperatures drop and rain tapers off. Still, people should be cognizant of accumulating water in areas with little drainage, he said, and watch for colder temperatures. More rain fell in areas with higher elevation, with at least 2 inches falling in parts of northeast Washington. The Spokane area saw one-half to three-quarters of an inch of rain from 2 p.m. The fall was pretty dry, so the soil was easily able to absorb the moisture from the snow. Rain hit the Spokane area this week – initially prompting a flood watch – but meteorologists downgraded the alert after weather patterns changed Tuesday.Īs snow melts and rain continues, it’s not enough for alarm, Spokane National Weather Service Meteorologist Steven Van Horn said.
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