A multi-day winter storm will bring heavy snowfall through the weekend and heavy rain through early next week in the Pacific Northwest. The heaviest snow amounts are expected amongst the Cascades however, the heavy rainfall will impact areas along the coastal ranges of western Washington and Oregon. Winter storm warnings, advisories and flood watches are in effect. Read More >
Coverage Map Notes
The coverage statistics and maps are calculated using a computer model and station data assuming ideal conditions. Coverage may be 5 to 10 percent below the computer predicted coverage for the following reasons: