Avalanche Warning issued March 22 at 6:44PM PDT by NWS Portland OR
AVWPQR The following message is transmitted at the request of the Northwest Avalanche Center. ...The Northwest Avalanche Center in Seattle has issued an Avalanche Warning... * WHAT...Very dangerous avalanche conditions are expected as rain and heavy wet snow overload a dry snowpack. Very large avalanches are expected and may descend to lower elevations, including openings down in the forest. * WHERE...The west slopes of the Washington Cascades, Passes, and Mt. Hood. Including areas near Mt. Baker, the Mountain Loop Hwy, Stevens Pass, Snoqualmie Pass, Mt. Rainier, White Pass, Mt. Saint Helens, and Mt. Hood. * WHEN...In effect from Sat. 18:30
Winter Weather Advisory issued March 21 at 2:22AM PDT until March 22 at 5:00AM PDT by NWS Portland OR
* WHAT...Snow above 4000 feet. Additional snow accumulations 8 to 10 inches at pass level, except 2 to 4 inches near Government Camp. Additional snow accumulations 12 to 16 inches for elevations above 5500 feet. Winds gusting as high as 35 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...Until 5 AM PDT Saturday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.
Winter Weather Advisory issued March 20 at 11:24PM PDT until March 21 at 11:00PM PDT by NWS Portland OR
* WHAT...Snow above 4000 feet. Additional snow accumulations up to 10 inches. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...Until 11 PM PDT Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...For the advisory, locally higher amounts at elevations above 5500 feet. Heaviest snow will fall after 11 AM Friday.
Winter Weather Advisory issued March 19 at 4:01AM PDT until March 20 at 5:00PM PDT by NWS Portland OR
* WHAT...Snow expected. Total snow accumulations up to 10 to 12 inches. Up to 17 inches above 5500 feet. Winds gusting as high as 35 mph. * WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon. * WHEN...From 5 PM this afternoon to 5 PM PDT Thursday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...There is around a 20% chance that snow accumulation would exceed 12 inches at elevations above 4000 feet. For this scenario to occur, colder air would need to be present than what is forecast. This first
Winter Storm Watch issued March 18 at 4:00AM PDT until March 21 at 11:00PM PDT by NWS Portland OR
* WHAT...For the Winter Weather Advisory, snow expected. Additional snow accumulations between 1 and 5 inches. For the Winter Storm Watch, heavy snow possible. Total snow accumulations of up to 20 inches to 4500 feet, and up to 35 inches at higher elevations possible. * WHERE...Northern and Central Oregon Cascades. * WHEN...For the Winter Weather Advisory, until 5 PM PDT this afternoon. For the Winter Storm Watch, from Wednesday afternoon through Friday evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...For the Winter Storm Watch, there is around a 60-80% chance for
Winter Weather Advisory issued March 18 at 4:00AM PDT until March 18 at 5:00PM PDT by NWS Portland OR
* WHAT...For the Winter Weather Advisory, snow expected. Additional snow accumulations between 1 and 5 inches. For the Winter Storm Watch, heavy snow possible. Total snow accumulations of up to 20 inches to 4500 feet, and up to 35 inches at higher elevations possible. * WHERE...Northern and Central Oregon Cascades. * WHEN...For the Winter Weather Advisory, until 5 PM PDT this afternoon. For the Winter Storm Watch, from Wednesday afternoon through Friday evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...For the Winter Storm Watch, there is around a 60-80% chance for
Winter Weather Advisory issued March 17 at 3:40AM PDT until March 18 at 5:00PM PDT by NWS Portland OR
* WHAT...For the Winter Storm Warning, heavy snow. Additional snow accumulations up to six inches. For the Winter Weather Advisory, snow expected. Total snow accumulations between 5 and 9 inches. * WHERE...Northern and Central Oregon Cascades. * WHEN...For the Winter Storm Warning, until 8 AM PDT this morning. For the Winter Weather Advisory, from 5 PM this afternoon to 5 PM PDT Tuesday. * IMPACTS...Roads, and especially bridges and overpasses, will become slick and hazardous.
Winter Storm Warning issued March 17 at 3:40AM PDT until March 17 at 8:00AM PDT by NWS Portland OR
* WHAT...For the Winter Storm Warning, heavy snow. Additional snow accumulations up to six inches. For the Winter Weather Advisory, snow expected. Total snow accumulations between 5 and 9 inches. * WHERE...Northern and Central Oregon Cascades. * WHEN...For the Winter Storm Warning, until 8 AM PDT this morning. For the Winter Weather Advisory, from 5 PM this afternoon to 5 PM PDT Tuesday. * IMPACTS...Roads, and especially bridges and overpasses, will become slick and hazardous.
Flood Watch issued March 17 at 3:32AM PDT until March 17 at 8:00AM PDT by NWS Portland OR
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of west central Oregon, including the following areas, Benton County Lowlands, Cascade Foothills of Marion and Linn Counties, Lane County Cascade Foothills, Lane County Lowlands and Linn County Lowlands. * WHEN...Until 8 AM PDT this morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Landslides and debris flows are possible during this flood event. People, structures, and roads located below steep slopes, in canyons, and near the mouths of
Small Craft Advisory issued March 16 at 2:45AM PDT until March 17 at 5:00AM PDT by NWS Portland OR
* WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 12 to 15 ft at 9 seconds and northwest winds 10 to 15 kt with gusts up to 25 kt. For the Small Craft Advisory, seas 9 to 14 ft at 15 seconds and north winds 10 to 15 kt expected. * WHERE...Coastal waters from Cape Foulweather to Florence OR out 10 NM and Waters from Cape Foulweather to Florence OR from 10 to 60 NM. * WHEN...Hazardous Seas Warning, until 5 AM PDT early this morning. Small Craft Advisory, from 5 AM early this morning to 5 AM