Aggregator

* WHAT...Snow expected at or above elevations greater than 4000 ft. Total snow accumulations between 4 and 16 inches. Winds gusting as high as 35 mph. * WHERE...West Slopes North Cascades and Passes. * WHEN...From 6 PM this evening to 1 PM PST Tuesday. * IMPACTS...Travel could be very difficult including SR 20 and Washington Pass.

* WHAT...Snow expected above 5000 feet. Total snow accumulations between 8 and 16 inches. Winds gusting as high as 50 mph. * WHERE...The southern Oregon Cascades, mainly north of Highway 140, including Crater Lake, and Highways 62, 230, 138 and 58. * WHEN...From 4 AM Monday to 10 AM PST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snowfall rates Monday morning with the front could briefly reach 1 inch per hour causing low visibility and hazardous driving conditions. This is most likely between 6 and 10 am.

* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...Until 5 AM MST /4 AM PST/ Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.

* WHAT...Large breaking waves of 22 to 26 feet. * WHERE...South Central Oregon Coast and Curry County Coast especially along west to northwest facing beaches. * WHEN...From 10 PM Monday to 10 PM PST Tuesday. * 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 storm system will move in from the Gulf of Alaska Tuesday night and bring a high chance for storm force winds. Tuesday night will likely need a High Surf Warning with these conditions impacting southern Oregon coast beaches, especially from Port Orford and south. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...South winds 40 to 50 mph with gusts up to 60 mph. Wind gusts at headlands could reach up to 75 mph. * WHERE...The Douglas, Coos, and Curry County coastline, including beaches, headlands, state parks, portions of Highway 101, and the communities of Brookings, Gold Beach, Port Orford, Bandon, Coos Bay, and North Bend. * WHEN...From Tuesday afternoon through Wednesday morning. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel could be difficult, especially for high profile vehicles.

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...The higher terrain of Lake County and eastern Klamath County, and Modoc County, including Winter Rim, Highway 31 from Summer Lake to Paisley, parts of Highway 140 east of Lakeview and Highway 299 near Cedar Pass. * WHEN...From 10 PM this evening to 10 AM PST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...Snow expected Above 4000 feet. Total snow accumulations 7 to 13 inches. Highest amounts near the Cascade Crest and over Washington Pass. * WHERE...Western Okanogan County. * WHEN...From 6 PM this evening to 1 PM PST Tuesday. * IMPACTS...Be prepared for winter travel conditions across Washington Pass and within the backcountry. * ADDITIONAL DETAILS...Persistent light snow will fall over the North Cascades starting Sunday and continuing into Tuesday afternoon. A stronger winter storm will arrive Tuesday evening into Wednesday with potential for 1-2 feet of additional snow.

* WHAT...Snow expected above 5000 feet. Total snow accumulations between 8 and 16 inches. Winds gusting as high as 50 mph. * WHERE...The southern Oregon Cascades, mainly north of Highway 140, including Crater Lake, and Highways 62, 230, 138 and 58. * WHEN...From 4 AM Monday to 10 AM PST Tuesday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Monday morning and evening commutes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snowfall rates Monday morning with the front could briefly reach 1 inch per hour causing low visibility and hazardous driving conditions. This is most likely between 6 and 10 am.

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...The higher terrain of Lake County and eastern Klamath County, and Modoc County, including Winter Rim, Highway 31 from Summer Lake to Paisley, parts of Highway 140 east of Lakeview and Highway 299 near Cedar Pass. * WHEN...From 10 PM this evening to 10 AM PST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Multiple storms will impact the area through the beginning of this week with heavy rain and snow levels starting at 6000 feet and remaining above 4000 feet. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest Washington, including the following county, Mason. * WHEN...From this evening through late Monday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Progressively stronger storms starting tonight will produce heavy rain in the Olympic Mountains. Two to four inches of rain are expected tonight through Monday and another three to six inches Tuesday night into Thursday. With snow levels above the top of the Skokomish River watershed, this rain will likely drive the Skokomish river above flood stage overnight Sunday and possibly above moderate stage with the third storm. - http://www.weather.gov/safety/flood

* WHAT...Snow expected at or above elevations greater than 4000 ft. Total snow accumulations between 4 and 16 inches. Winds gusting as high as 35 mph. * WHERE...West Slopes North Cascades and Passes. * WHEN...From 6 PM this evening to 1 PM PST Tuesday. * IMPACTS...Travel could be very difficult including SR 20 and Washington Pass.

* WHAT...Large breaking waves of 22 to 25 feet. * WHERE...South Central Oregon Coast and Curry County Coast especially along west to northwest facing beaches. * WHEN...From 10 PM Monday to 10 PM PST Tuesday. * 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. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

ESFSEW A series of strong and wet Pacific storm systems will track through western Washington next week with sharp rises on the rivers flowing off the Olympics and Cascades. There is little break between each system. As a result, several rivers are forecast to reach Action Stage with Minor flooding possible, especially by Wednesday or Thursday. Flooding extent will depend on rainfall rates, temperatures, snow levels, and total rainfall with each of these weather systems next week. Please monitor the latest river forecasts from the National Weather Service for additional information.

* WHAT...Large breaking waves of 23 to 27 feet. * WHERE...South Central Oregon Coast and Curry County Coast especially along west to northwest facing beaches. * WHEN...From 10 PM Monday to 10 PM PST Tuesday. * 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. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...Snow expected at or above elevations greater than 4000 ft. Total snow accumulations between 4 and 16 inches. Winds gusting as high as 35 mph. * WHERE...West Slopes North Cascades and Passes. * WHEN...From 6 PM Sunday to 1 PM PST Tuesday. * IMPACTS...Travel could be very difficult including SR 20 and Washington Pass.

* WHAT...Snow expected Above 4000 feet. Total snow accumulations 5 to 14 inches. Highest amounts near the Cascade Crest and over Washington Pass. * WHERE...Western Okanogan County County including Washington Pass. * WHEN...From 6 PM Sunday to 1 PM PST Tuesday. * IMPACTS...Be prepared for winter travel conditions across Washington Pass and within the backcountry. * ADDITIONAL DETAILS...Persistent light snow will fall over the North Cascades starting Sunday and continuing into Tuesday afternoon. A stronger winter storm will arrive Tuesday evening into Wednesday with potential for 1-2 feet of additional snow.

* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that will continue to trap pollutants. * WHERE...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...Until 5 AM MST /4 AM PST/ Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.

Multiple storms will impact the area this weekend with heavy rain and snow levels starting at 6000 feet and remaining above 4000 feet. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northwest Washington, including the following county, Mason. * WHEN...From Sunday evening through late Monday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Progressively stronger storms starting Saturday will produce heavy rain in the Olympic Mountains. Two to four inches of rain are expected Sunday night through Monday and another three to six inches Tuesday night into Thursday. With snow levels above the top of the Skokomish River watershed, this rain will likely drive the Skokomish river above flood stage overnight Sunday and possibly above moderate stage with the third storm. - http://www.weather.gov/safety/flood

ESFSEW A series of strong and wet Pacific storm systems will track through western Washington next week with sharp rises on the rivers flowing off the Olympics and Cascades. There is little break between each system. As a result, several rivers are forecast to reach Action Stage with Minor flooding possible, especially by Wednesday or Thursday. Flooding extent will depend on rainfall rates, temperatures, snow levels, and total rainfall with each of these weather systems next week. Please monitor the latest river forecasts from the National Weather Service for additional information.

* WHAT...Snow expected above 5000 feet. Total snow accumulations between 8 and 16 inches. Winds gusting as high as 50 mph. * WHERE...The southern Oregon Cascades, mainly north of Highway 140, including Crater Lake, and Highways 62, 230, 138 and 58. * WHEN...From 4 AM Monday to 10 AM PST Tuesday. * IMPACTS...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. * ADDITIONAL DETAILS...Snowfall rates Monday morning with the front could briefly reach 1 inch per hour causing low visibility and hazardous driving conditions. This is most likely between 6 and 10 am.