Aggregator

* WHAT...Large breaking waves of 20 to 23 feet. * WHERE...South Central Oregon Coast and Curry County Coast. * WHEN...From 7 PM this evening to 4 PM PST Monday. * IMPACTS...Large breaking waves will create hazardous conditions along and within the surf zone, and could inundate beaches and low lying shorelines. Beach erosion is possible, and exposed infrastructure may be damaged. * ADDITIONAL DETAILS...Another very strong storm will bring storm force south winds Tuesday into Wednesday. This could bring very high surf, especially to south-facing beaches and ports, like Port Orford. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...Heavy snow expected. Total snow accumulations between 3 and 6 inches, except up to 12 inches for the higher terrain. Winds gusting as high as 40 mph. * WHERE...Northern and Eastern Klamath County and Western Lake County County. This includes the cities of Crescent and Chemult, portions of Highway 97 and Highway 31, and the higher terrain. * WHEN...From 1 PM this afternoon to 10 PM PST Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds could bring down tree branches.

* WHAT...Heavy snow expected Above 2500 Feet. Total snow accumulations between 5 and 15 inches. * WHERE...Eastern Douglas County Foothills County. This includes Toketee Falls. * WHEN...From 1 PM this afternoon to 10 PM PST Monday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Monday morning and evening commutes.

* WHAT...Heavy snow expected. Total snow accumulations between 6 and 12 inches possible for the Siskiyou Mountains and the Southern Oregon Cascades from Lake of the Woods southward. 12 to 24 inches possible north of Lake of the Woods. Winds could gust as high as 35 mph. * WHERE...The Southern Oregon Cascades and Siskiyou Mountains. This includes portions of highways 58, 230, 138, 62, 140, and 66. It also includes the areas of Willamette Pass, Crater Lake, Diamond Lake, Union Creek, Lake of the Woods, and Mount Ashland. * WHEN...From 1 PM this afternoon to 10 PM PST Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult to impossible. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds could bring down tree branches.

* WHAT...Heavy snow expected. Total snow accumulations of 10 to 30 inches at pass level, up to 3 to 4 feet above 5500 feet. Winds gusting as high as 45 mph. * WHERE...West Slopes of the Northern and Central Oregon Cascades, and South Washington Cascades. * WHEN...From 10 AM PST Sunday to 10 PM PST Monday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility.

* WHAT...Heavy snow expected. Total snow accumulations of 2 to 8 inches, with up to 14 inches above 2500 feet. and up to one inch below 2000 feet. * WHERE...Western Foothills of the Northern and Central Oregon Cascades. * WHEN...From 4 PM PST Sunday to 10 PM PST Monday. * IMPACTS...Travel could be very difficult.

* WHAT...Wet snow expected. Total snow accumulations of up to 5 inches above 2000 feet, except up to 11 inches above 2500 feet. * WHERE...North and Central Coast Range of Oregon. * WHEN...From 4 PM PST Sunday to 10 PM PST Monday. * IMPACTS...Plan on slippery road conditions.

* WHAT...Heavy snow expected. Total snow accumulations of 10 to 30 inches at pass level, up to 3 to 4 feet above 5500 feet. Winds gusting as high as 45 mph. * WHERE...West Slopes of the Northern and Central Oregon Cascades, and South Washington Cascades. * WHEN...From 10 AM PST Sunday to 10 PM PST Monday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility.

* WHAT...Heavy snow expected. Additional snow accumulations of 7 to 15 inches above 4000 feet. * WHERE...Mazama, Holden Village, Loup Loup Pass, Stehekin, Winthrop, Conconully, Methow, Twisp, and Stevens Pass. * WHEN...Until 10 PM PST Monday. * IMPACTS...Travel could be very difficult over mountain passes.

* WHAT...Snow. Additional snow accumulations up to two inches above 3500 feet. * WHERE...Metaline Falls, Colville, Chewelah, Republic, Flowery Trail Road, Wauconda, Deer Park, Kettle Falls, Metaline, Highway 20 Wauconda Summit, Newport, Inchelium, Sherman Pass, Orin-Rice Road, Ione, Northport, Chesaw Road, Springdale-Hunters Road, Tiger, Boulder Creek Road, and Fruitland. * WHEN...Until 10 AM PST this morning. * IMPACTS...Plan on slippery road conditions.

* WHAT...Minor coastal flooding expected. Inundation of around 2 feet above ground level is possible along shorelines and low- lying coastal areas. * WHERE...Eastern Strait of Juan de Fuca and Western Strait of Juan De Fuca zones. * WHEN...For the first Coastal Flood Advisory, until 5 PM PST this afternoon. For the second Coastal Flood Advisory, from 10 AM to 5 PM PST Sunday. * IMPACTS...Minor coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with only isolated road closures expected.

* WHAT...Significant coastal flooding expected. Inundation of around 2.5 feet above ground level is possible along shorelines and low-lying coastal areas. * WHERE...North Coast and Central Coast zones. * WHEN...From 9 AM to 4 PM PST Sunday. * IMPACTS...Coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with road closures expected.

* WHAT...Minor coastal flooding expected. Inundation of around 2 feet above ground level is possible along shorelines and low- lying coastal areas. * WHERE...San Juan County zone. * WHEN...From 4 AM to 10 AM PST Sunday. * IMPACTS...Minor coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with only isolated road closures expected.

* WHAT...Minor coastal flooding expected. Inundation of around 2 feet above ground level is possible along shorelines and low- lying coastal areas. * WHERE...Western Whatcom County, Southwest Interior, Western Skagit County, Everett and Vicinity, Tacoma Area, Admiralty Inlet Area, Hood Canal Area, Seattle and Vicinity and Bremerton and Vicinity zones. * WHEN...From 4 AM to 10 AM PST Sunday. * IMPACTS...Minor coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with only isolated road closures expected.

Colder air moving into the area behind a cold front will lower snow levels in the Cascades to near 2000 feet Sunday morning. Snow levels remaining near 2000 feet into Monday morning. * WHAT...Heavy snow expected at or above elevations greater than 2000 ft. Total snow accumulations between 6 and 18 inches. Heaviest accumulations likely near Stevens Pass with a convergence zone. * WHERE...West Slopes North Cascades and Passes, West Slopes North Central Cascades and Passes, and West Slopes South Central Cascades and Passes. * WHEN...From 5 AM Sunday to 10 AM PST Monday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult.

...WINTER WEATHER HIGHLIGHTS... .An upper level trough will push a warm front across the region overnight followed by a cold frontal passage late Sunday. Snow levels will start out low and then rise overnight through Sunday before lowering again late Sunday. This will produce some initial mountain snow tonight, with some freezing rain also possible, before turning to rain then returning to snow late Sunday through Monday. * WHAT...Heavy mixed precipitation Above 4000 ft. Additional snow accumulations between 8 and 11 inches...and ice accumulations around one tenth of an inch tonight through Sunday morning. Total snow accumulations 3 to 6 inches below 4000 feet. Winds gusting as high as 40 mph. * WHERE...In Oregon, Northern Blue Mountains of Oregon. In Washington, Northwest Blue Mountains. * WHEN...Until 10 PM PST Monday. * IMPACTS...Periods of moderate and heavy snow will combine with low visibilities to create difficult driving conditions.

...WINTER WEATHER HIGHLIGHTS... .An upper level trough will push a warm front across the region overnight followed by a cold frontal passage late Sunday. Snow levels will start out low and then rise overnight through Sunday before lowering again late Sunday. This will produce some initial mountain snow tonight, with some freezing rain also possible, before turning to rain then returning to snow late Sunday through Monday. * WHAT...Heavy mixed precipitation above 2500 ft. Additional snow accumulations around 10 inches at pass level and up to 15 inches over the higher mountains. Ice accumulations around a light glaze tonight. Winds gusting as high as 35 mph. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 10 PM PST Monday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions.

...WINTER WEATHER HIGHLIGHTS... .An upper level trough will push a warm front across the region overnight followed by a cold frontal passage late Sunday. Snow levels will start out low and then rise overnight through Sunday before lowering again late Sunday. This will produce some initial mountain snow tonight, with some freezing rain also possible, before turning to rain then returning to snow late Sunday through Monday. * WHAT...Heavy mixed precipitation Above 4000 ft. Additional snow accumulations between 8 and 11 inches...and ice accumulations around one tenth of an inch tonight through Sunday morning. Total snow accumulations 3 to 6 inches below 4000 feet. Winds gusting as high as 40 mph. * WHERE...In Oregon, Northern Blue Mountains of Oregon. In Washington, Northwest Blue Mountains. * WHEN...Until 10 PM PST Monday. * IMPACTS...Periods of moderate and heavy snow will combine with low visibilities to create difficult driving conditions.

...WINTER WEATHER HIGHLIGHTS... .An upper level trough will push a warm front across the region overnight followed by a cold frontal passage late Sunday. Snow levels will start out low and then rise overnight through Sunday before lowering again late Sunday. This will produce some initial mountain snow tonight, with some freezing rain also possible, before turning to rain then returning to snow late Sunday through Monday. * WHAT...Heavy snow expected mainly along the Cascade crest with total snow accumulations between 8 and 15 inches. Lower elevations including LaPine, Sunriver, Sisters and Camp Sherman will see lesser amounts of snow on the order of 3 to 8 inches. Winds gusting as high as 35 mph may cause some blowing snow mainly along the Cascade crest. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From 10 AM Sunday to 10 PM PST Monday. * IMPACTS...Significant snowfall with periods of heavy snowfall rates will combine with low visibility to create very difficult driving conditions.

* WHAT...Heavy snow expected. Total snow accumulations of 12 to 24 inches above 4000 feet and 1 to 6 inches in the valleys. * WHERE...Twisp, Holden Village, Conconully, Stehekin, Stevens Pass, Mazama, Winthrop, Loup Loup Pass, and Methow. * WHEN...Until 10 PM PST Monday. * IMPACTS...Travel could be very difficult over mountain passes. * ADDITIONAL DETAILS...Snow will briefly transition to rain over Stevens Pass Sunday morning before changing back to snow Sunday afternoon. Slushy conditions are possible where rain occurs.