On Sunday at 12:23 p.m. a winter weather advisory was issued by the National Weather Service valid from 4 p.m. until Monday 4 p.m. for Southern Blue Mountains of Oregon.

WEATHER | Latest Storm Tracker 2 Forecast A Winter Storm Warning remains in effect until 4 p.m. today, above 3500 feet. Forecasters say an additional 11 to 15 inches could fall in the northern and central Oregon Cascades.

Much of the Portland metro and Willamette Valley saw some snow Thursday. Here's what to know if you're thinking of shoveling snow and ice.

If temperatures drop below freezing, she said, it could lead to “major ice build-up,” creating hazardous driving conditions. Melting snow and ice in some areas are also leading to high water and standing water hazards, she said. If temperatures fall, these could also re-freeze.

Just when you hoped it was over, more snow is blanketing Northeast Ohio on Sunday. And the winter storm warning is in effect through Monday at 7 a.m., the National Weather Service said. Meteorologist Keith Jaska said to expect widespread snow from east to west between noon and 5 p.