OREGON SNOW REPORT

* WHAT...Snow expected. Total snow accumulations up to 4 to 8 inches, mainly above 3000 feet. Possible slick roads and icy conditions due to flash freezing. Winds gusting as high as 50 to 65 mph. * WHERE...Northern and Central Oregon Cascades. * WHEN...Until 4 PM PST Wednesday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Precipitation is expected to start out as rain before transitioning to snow after 4 AM. Temperatures are expected to rapidly drop below freezing as a cold front passes through overnight. This may result in flash freezing of water on roadways at pass level.

* WHAT...Snow expected. Total snow accumulations of 6 to 12 inches, mainly above 3000 feet. Intermittent wind gusts as high as 50 to 65 mph. * WHERE...South Washington Cascades. * WHEN...Until 10 PM PST Wednesday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.

* WHAT...Snow expected. Total snow accumulations of 3 to 7 inches, highest above 3000 feet. Winds gusting as high as 60 mph. * WHERE...Lower Slopes of the Eastern Washington Cascades Crest. * WHEN...From 1 AM to 10 PM PST Wednesday. * IMPACTS...Plan on winter weather driving conditions. Periods of moderate to heavy snowfall, very strong winds, and blowing snow could significantly reduce visibility along I-90, US 12, and US 97. * ADDITIONAL DETAILS...Near-blizzard conditions characterized by very strong winds and low visibility are expected with the passage of a strong cold front Tuesday night into early Wednesday morning. Temperatures will fall quickly with the passage of the cold front.

* WHAT...Snow expected. Total snow accumulations between 4 and 12 inches, highest above 3000 feet. Winds gusting as high as 60 mph. * WHERE...Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Until 10 PM PST Wednesday. * IMPACTS...Plan on winter weather driving conditions. Periods of moderate to heavy snowfall, very strong winds, and blowing snow could significantly reduce visibility along I-90 and US 12. * ADDITIONAL DETAILS...Near-blizzard conditions characterized by very strong winds and low visibility are expected with the passage of a strong cold front Tuesday night into early Wednesday morning. Temperatures will fall quickly with the passage of the cold front.

* WHAT...Snow expected above 4000 feet. Total snow accumulations of 3 to 7 inches. Winds gusting as high as 65 mph. * WHERE...East Slopes of the Oregon Cascades. * WHEN...From 1 AM to 4 PM PST Wednesday. * IMPACTS...Plan on winter weather driving conditions. Periods of moderate to heavy snowfall, very strong winds, and blowing snow could significantly reduce visibility along US 26 and US 20. * ADDITIONAL DETAILS...Near-blizzard conditions characterized by very strong winds and low visibility are expected with the passage of a strong cold front Tuesday night into early Wednesday morning. Temperatures will fall quickly with the passage of the cold front.

* WHAT...Snow and very strong winds expected. Total snow accumulations of 1 to 4 inches. Winds gusting as high as 75 mph. * WHERE...Blue Mountains of Oregon. * WHEN...From 4 AM to 10 AM PST Wednesday. * IMPACTS...Plan on winter weather driving conditions. Periods of moderate to heavy snowfall, very strong winds, and blowing snow could significantly reduce visibility along I-84, OR204, and US 395. * ADDITIONAL DETAILS...Near-blizzard conditions characterized by very strong winds and low visibility are expected with the passage of a strong cold front Tuesday night into early Wednesday morning. Temperatures will fall quickly with the passage of the cold front.

...The National Weather Service in Portland OR has issued a Flood Warning for the following rivers in Washington... Grays River at Covered Bridge near Rosburg affecting Wahkiakum County. * WHAT...Minor flooding is occurring. * WHERE...Grays River at Covered Bridge near Rosburg. * WHEN...From early this morning to late this morning. * IMPACTS...Above 28.5 feet, expect some flooding of roads along and near the Grays River, especially downstream of the gage, including roadway approaches to the Altoona Bridge over the Grays, and portions of Covered Bridge Road, Barr-Durrah Road, and Loop Road near Rosburg and Hwy 4. * ADDITIONAL DETAILS... - At 3:15 AM PST Wednesday the stage was 28.6 feet. - Bankfull stage is 27.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 3:15 AM PST Wednesday was 28.6 feet. - Forecast...The river will fall below flood stage early this morning to 26.7 feet late tomorrow morning. It will then rise to 26.9 feet early Friday morning. It will fall to 25.2 feet Sunday afternoon. It will then rise to 25.5 feet late Monday morning. It will fall again and remain below flood stage. - Flood stage is 28.5 feet. - http://www.weather.gov/safety/flood

* WHAT...West winds 15 to 20 mph with gusts up to 35 mph. * WHERE...South Washington and North and Central Oregon Coast. * WHEN...Until 6 AM PST early this morning. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

* WHAT...Southwest to west winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Central Oregon. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

* WHAT...Southwest to west winds 30 to 40 mph with gusts up to 65 mph. * WHERE...Portions of north central and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Oregon, including the following areas, Benton County Lowlands, Cascade Foothills of Marion and Linn Counties, Cascades of Lane County, Cascades of Marion and Linn Counties, Central Coast of Oregon, Central Columbia River Gorge I-84 Corridor, Central Oregon Coast Range, Central Oregon Coast Range Lowlands, Clackamas County Cascade Foothills, Clatsop County Coast, East Central Willamette Valley, East Portland Metro, Inner Portland Metro, Lane County Cascade Foothills, Lane County Lowlands, Linn County Lowlands, Lower Columbia River, North Oregon Cascades, North Oregon Coast Range, North Oregon Coast Range Lowlands, Outer Southeast Portland Metro, Portland West Hills and Chehalem Mountain, Tillamook County Coast, Tualatin Valley, Upper Hood River Valley, West Central Willamette Valley, West Columbia River Gorge I-84 Corridor and West Columbia River Gorge of Oregon above 500 ft and southwest Washington, including the following areas, Central Columbia River Gorge SR 14 Corridor, Cowlitz County Lowlands, East Clark County Lowlands, Inner Vancouver Metro, North Clark County Lowlands, South Washington Cascade Foothills, South Washington Cascades, South Washington Coast, West Columbia River Gorge SR 14 Corridor, Willapa Hills and Willapa and Wahkiakum Lowlands. * WHEN...From late Wednesday night through late Friday night. * 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. Storm drains and ditches may become clogged with debris. Area creeks and streams are running high and could flood with more heavy rain. 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 canyons may be at serious risk from rapidly moving landslides. * ADDITIONAL DETAILS... - An atmospheric river is forecast to bring periods of heavy rain to northwestern Oregon and southwestern Washington at a time when area rivers continue to run high and soils remain saturated following heavy rain earlier in the month. During initial heavy rainfall on Thursday, the urban and small stream flooding threat will be most urgent, although the details of precise timing and location of the highest risk remains uncertain at this time. As runoff works its way downstream, the river flooding threat will increase Thursday night into Friday, with numerous area rivers now forecast to reach at least Minor flood stage. - http://www.weather.gov/safety/flood

...The Flood Watch continues for the following rivers in Washington... Naches River near Naches affecting Yakima Valley zone. Yakima River at Kiona affecting Lower Columbia Basin of Washington zone. Naches River near Cliffdell affecting Lower Slopes of the Eastern Washington Cascades Crest zone. Yakima River near Parker affecting Yakima Valley zone. For the Naches River...including Cliffdell, Naches...flooding is possible. * WHAT...Flooding is possible. * WHERE...Naches River near Cliffdell. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 2:00 PM PST Tuesday the stage was 29.8 feet. - Forecast...Flood stage may be reached based on the latest forecast information. - Flood stage is 31.0 feet. - http://www.weather.gov/safety/flood

...The Flood Watch continues for the following rivers in Washington... Naches River near Naches affecting Yakima Valley zone. Yakima River at Kiona affecting Lower Columbia Basin of Washington zone. Naches River near Cliffdell affecting Lower Slopes of the Eastern Washington Cascades Crest zone. Yakima River near Parker affecting Yakima Valley zone. For the Naches River...including Cliffdell, Naches...flooding is possible. * WHAT...Flooding is possible. * WHERE...Naches River near Naches. * WHEN...Until further notice. * IMPACTS...At 19.0 feet, Moderate flooding is possible from Cliffdell downstream to Yakima. * ADDITIONAL DETAILS... - At 12:45 PM PST Tuesday the stage was 17.2 feet. - Forecast...Flood stage may be reached late tonight. - Flood stage is 17.8 feet. - http://www.weather.gov/safety/flood

...The Flood Watch continues for the following rivers in Washington... Naches River near Naches affecting Yakima Valley zone. Yakima River at Kiona affecting Lower Columbia Basin of Washington zone. Naches River near Cliffdell affecting Lower Slopes of the Eastern Washington Cascades Crest zone. Yakima River near Parker affecting Yakima Valley zone. For the Naches River...including Cliffdell, Naches...flooding is possible. * WHAT...Flooding is possible. * WHERE...Yakima River near Parker. * WHEN...Until further notice. * IMPACTS...At 10.0 feet, There will be minor flooding of pastures and farm roads adjacent to the river. * ADDITIONAL DETAILS... - At 12:30 PM PST Tuesday the stage was 7.2 feet. - Forecast...Flood stage may be reached based on the latest forecast information. - Flood stage is 10.0 feet. - http://www.weather.gov/safety/flood

...The Flood Watch continues for the following rivers in Washington... Naches River near Naches affecting Yakima Valley zone. Yakima River at Kiona affecting Lower Columbia Basin of Washington zone. Naches River near Cliffdell affecting Lower Slopes of the Eastern Washington Cascades Crest zone. Yakima River near Parker affecting Yakima Valley zone. For the Naches River...including Cliffdell, Naches...flooding is possible. * WHAT...Flooding is possible. * WHERE...Yakima River at Kiona. * WHEN...Until further notice. * IMPACTS...At 13.0 feet, There will be minor flooding of pastures and roads adjacent to the river...especially in low lying areas of West Richland. * ADDITIONAL DETAILS... - At 1:30 PM PST Tuesday the stage was 9.3 feet. - Forecast...Flood stage may be reached early Friday morning. - Flood stage is 13.0 feet. - http://www.weather.gov/safety/flood

* WHAT...For the Small Craft Advisory, south winds around 20 kt with gusts up to 25 kt and seas around 9 ft at 10 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 10 to 15 ft at 12 seconds expected. For the Gale Watch, south winds 30 to 40 kt with gusts up to 50 kt and seas 12 to 17 ft at 10 seconds possible. For the Storm Watch, south winds 40 to 50 kt with gusts up to 60 kt and seas 12 to 17 ft at 11 seconds possible. * WHERE....For the Small Craft Advisory and Hazardous Seas Warning. All areas. For the Storm Watch, beyond 5 nm from shore west of Port Orford, except closer to shore near Cape Blanco, and between 10 and 30 nm from shore west of Gold Beach, with the Gale Watch affecting the rest of the area. * WHEN...For the Small Craft Advisory, until 4 PM PST this afternoon. For the Hazardous Seas Warning, from 4 PM this afternoon to 4 PM PST Wednesday. For the Gale Watch, from late Wednesday night through Thursday evening. For the Storm Watch, from late Wednesday night through Thursday evening. * IMPACTS...Very strong winds and very steep seas could capsize or damage vessels. Visibilities may be significantly reduced. * View the hazard area in detail at https://go.usa.gov/x6hks

* WHAT...For the Small Craft Advisory, south winds 20 to 25 kt with gusts up to 30 kt and seas 10 to 11 ft at 12 seconds. For the Gale Warning, southwest winds 25 to 35 kt with gusts up to 40 kt and seas 12 to 17 ft at 8 seconds expected. For the Hazardous Seas Warning, very steep and hazardous seas 13 to 17 ft at 11 seconds expected. For the Gale Watch, south winds 35 to 45 kt with gusts up to 60 kt and seas 14 to 19 ft at 10 seconds possible. For the Storm Watch, south winds 40 to 50 kt with gusts up to 60 kt and seas 14 to 19 ft at 11 seconds possible. * WHERE...For the Small Craft, Gale Warning and Hazardous Seas Warning. All areas. For the Storm Watch, between 2 nm and 30 nm from shore, with the Gale Watch affecting the rest of the area. * WHEN...For the Small Craft Advisory, until 4 PM PST this afternoon. For the Gale Warning, from 4 PM this afternoon to 4 AM PST Wednesday. For the Hazardous Seas Warning, from 4 AM to 4 PM PST Wednesday. For the Gale Watch, from late Wednesday night through Thursday evening. For the Storm Watch, from late Wednesday night through Thursday evening. * IMPACTS...Very strong winds and very steep seas could capsize or damage vessels. Visibilities may be significantly reduced. * View the hazard area in detail at https://go.usa.gov/x6hks

* WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts of 60 to 70 mph expected. For the Wind Advisory, southwest winds 25 to 35 mph with gusts up to 55 mph expected. For the High Wind Watch, southwest winds 25 to 35 mph with gusts of 55 to 60 mph at lower elevations and 60 to 70 mph over terrain possible. * WHERE...For the High Wind Warning. Highway 140 east of Lakeview, highway 31 between Summer Lake and the junction with highway 395, highway 395 and highway 299 east of Alturas. This includes the communities of Valley Falls, Paisley, and Summer Lake. For the wind advisory, much of Lake County, this includes the communities of Lakeview, Fort Rock, Silver Lake, Chemult, Crescent, Sprague River, Beatty, Alturas, and Canby. For the High Wind Watch, areas in Lake County south of Summer Lake including portions of Highways 31, 395, and 140 and the Warner Mountains in Modoc County. * WHEN...For the High Wind Warning and Wind Advisory, from 10 PM this evening to 4 PM PST Wednesday. For the High Wind Watch, from Thursday morning through Friday morning. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects and a few power outages may result.

* WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts of 60 to 70 mph expected. For the Wind Advisory, southwest winds 25 to 35 mph with gusts up to 55 mph expected. For the High Wind Watch, southwest winds 25 to 35 mph with gusts of 55 to 60 mph at lower elevations and 60 to 70 mph over terrain possible. * WHERE...For the High Wind Warning. Highway 140 east of Lakeview, highway 31 between Summer Lake and the junction with highway 395, highway 395 and highway 299 east of Alturas. This includes the communities of Valley Falls, Paisley, and Summer Lake. For the wind advisory, much of Lake County, this includes the communities of Lakeview, Fort Rock, Silver Lake, Chemult, Crescent, Sprague River, Beatty, Alturas, and Canby. For the High Wind Watch, areas in Lake County south of Summer Lake including portions of Highways 31, 395, and 140 and the Warner Mountains in Modoc County. * WHEN...For the High Wind Warning and Wind Advisory, from 10 PM this evening to 4 PM PST Wednesday. For the High Wind Watch, from Thursday morning through Friday morning. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. Gusty winds will blow around unsecured objects and a few power outages may result.

* WHAT...South winds 30 to 40 mph with gusts up to 65 mph possible. * WHERE...Coastal headlands and exposed portions of Highway 101. Including communities of Port Orford, Bandon, Charleston, and Lakeside. * WHEN...From late Wednesday night through Thursday evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of south central Washington, including the following county, Kittitas. * WHEN...Until 400 PM PST Friday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Expect many areas of slow moving or standing water. * ADDITIONAL DETAILS... - At 1254 AM PST, the public reported heavy rain in the warned area due to Flooding along the Yakima River and small streams. Flooding is ongoing in the warned area. - This includes the following streams and drainages... Little Creek, Cle Elum River, Yakima River and Big Creek. Flood waters are expected to recede early this week, however precipitation chances are in the forecast for the rest of the week. - Some locations that will experience flooding include... mainly rural areas of Northwestern Kittitas County - http://www.weather.gov/safety/flood

* WHAT...River flooding caused by excessive rainfall is occurring. * WHERE...A portion of south central Washington, including the following county, Kittitas. * WHEN...Until 400 PM PST Friday. * IMPACTS...Minor flooding along the Yakima River at Easton. * ADDITIONAL DETAILS... - At 1252 AM PST, Members of the public continue to report that rivers are still elevated. Flooding is already occurring in the warned area. - Flood waters are expected to recede early this week, however precipitation chances are in the forecast for the rest of the week. - Some locations that will experience flooding include... mainly rural areas of Northwestern Kittitas County - http://www.weather.gov/safety/flood

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of south central Washington, including the following areas, Lower Slopes of the Eastern Washington Cascades Crest and Upper Slopes of the Eastern Washington Cascades Crest. * WHEN...Through Friday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Low water crossings may be flooded. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood