Aggregator

* WHAT...Heavy snow expected above 2500 feet. Total snow accumulations of 12 to 18 inches. Winds gusting as high as 45 mph. * WHERE...Elevations above 2500 feet in Jackson County. This includes Butte Falls, the Tiller-Trail Highway, Dead Indian Memorial Road, and portions of highways 62 and 140. * WHEN...Until 10 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. Patchy blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. * ADDITIONAL DETAILS...Snow levels drop rapidly late tonight into Thursday. This could bring some wet snow down to around 2000 feet after 7 am Thursday morning, but recent warm ground should keep roads mainly wet with greatest impact above 2500 feet. Snow levels lower further to 1500 feet Thursday night into Friday, and possibly down near the valley floors Friday night into Saturday. So, stay tuned for updates and additional warnings or advisories. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 2 to 4 feet, but around 12 inches at Siskiyou Summit. Winds gusting as high as 65 mph. * WHERE...The Cascade and Siskiyou Mountains, including Howard Prairie, Union Creek, Crater Lake, Diamond Lake, Crescent Lake, and all passes, including portions of Interstate 5 and highways 58, 138, 230, 62, 66, and 140. * WHEN...From 4 PM this afternoon to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. Patchy blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...A brief period of moderate to heavy snow is possible from 7 am to noon Thursday at Siskiyou Summit with rapidly falling snow levels. Snowfall rates of 1 to 2 inches per hour are possible at times in the mountains. Additional snow continues Thursday afternoon through Saturday morning. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 4 to 8 inches in the Klamath Basin, but 8 to 15 inches elsewhere, and up to 2 feet expected on Winter Rim. Winds gusting as high as 60 mph. * WHERE...Klamath Basin and Northern and Eastern Klamath County and Western Lake County, including Klamath Falls, Chiloquin, Crescent, Chemult, Bly. * WHEN...Until 10 AM PST Saturday. * IMPACTS...Travel could be very difficult. Snow and blowing snow could significantly reduce visibility with occasional whiteout conditions possible. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. * ADDITIONAL DETAILS...This will be a long duration event and snow will not be heavy the entire time the warning is in effect. Snow is expected to be heaviest Thursday through Thursday night and again Friday afternoon into Friday night. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...For the Winter Storm Warning, heavy snow expected above 2500 feet. Total snow accumulations of 1 to 4 feet, locally higher over the Kalmiopsis Wilderness. Winds gusting as high as 50 mph. For the Winter Weather Advisory, snow expected above 1500 feet. Total snow accumulations of 6 to 12 inches, locally 18 inches above 2000 feet. Winds gusting as high as 30 mph. * WHERE...Douglas County, eastern Curry County and Josephine County, including Toketee Falls, Glendale, Selma, Cave Junction and Obrien. For the Winter Storm Warning, the Kalmiopsis Wilderness, Highway 138 and the Tiller-Trail Highway. For the Winter Weather Advisory, the passes on Interstate 5 north of Grants Pass, Highways 42, 199 and 138, including Camas Mountain, Hayes Hill. * WHEN...For the Winter Storm Warning, until 10 AM PST Saturday. For the Winter Weather Advisory, from 4 AM Thursday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. Blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. * ADDITIONAL DETAILS...A strong front moves in tonight and drops snow levels quickly Thursday morning, which could cause hazardous wintry conditions down to around 1500 feet. Additional periods of snow will continue Thursday afternoon through Saturday morning. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...For the Winter Storm Warning, heavy snow expected above 2500 feet. Total snow accumulations of 1 to 4 feet, locally higher over the Kalmiopsis Wilderness. Winds gusting as high as 50 mph. For the Winter Weather Advisory, snow expected above 1500 feet. Total snow accumulations of 6 to 12 inches, locally 18 inches above 2000 feet. Winds gusting as high as 30 mph. * WHERE...Douglas County, eastern Curry County and Josephine County, including Toketee Falls, Glendale, Selma, Cave Junction and Obrien. For the Winter Storm Warning, the Kalmiopsis Wilderness, Highway 138 and the Tiller-Trail Highway. For the Winter Weather Advisory, the passes on Interstate 5 north of Grants Pass, Highways 42, 199 and 138, including Camas Mountain, Hayes Hill. * WHEN...For the Winter Storm Warning, until 10 AM PST Saturday. For the Winter Weather Advisory, from 4 AM Thursday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. Blowing snow could significantly reduce visibility. The hazardous conditions could impact the morning or evening commute. Strong winds could cause tree damage. * ADDITIONAL DETAILS...A strong front moves in tonight and drops snow levels quickly Thursday morning, which could cause hazardous wintry conditions down to around 1500 feet. Additional periods of snow will continue Thursday afternoon through Saturday morning. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

* WHAT...Heavy snow and blowing snow expected. Total snow accumulations of 4 to 8 inches but 1 to 2 feet in the mountains. Winds gusting 60 to 75 mph. * WHERE...In California, Northeast Siskiyou and and all of Modoc County. In Oregon, Central and Eastern Lake County. Snow will create hazardous driving conditions on area roads and highways, including Highways 140, 31, 395, 139 and 97. * WHEN...From 10 AM Thursday to 10 AM PST Saturday. * IMPACTS...Travel could be very difficult. Snow and blowing snow could significantly reduce visibility with occasional whiteout conditions possible. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...A strong front will move through Thursday morning and snow levels will drop quickly with snow and blowing snow developing late Thursday morning and continuing Friday into Saturday. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr

...The Flood Warning is extended for the following rivers in Washington... Grays River at Covered Bridge near Rosburg affecting Wahkiakum County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Grays River at Covered Bridge near Rosburg. * WHEN...From this evening to late tomorrow morning. * IMPACTS...Above 12.0 feet, expect some flooding of roads along and near the Grays River, 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. Above 14.0 feet, expect widespread lowland flooding and numerous flooded roads near Rosburg and Hwy 4. This includes the roadway approaches to the Altoona Bridge over the Grays River. * ADDITIONAL DETAILS... - At 6:15 PM PST Wednesday the stage was 12.5 feet. - Bankfull stage is 11.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 6:15 PM PST Wednesday was 12.5 feet. - Forecast...The river will rise to around 14 feet later tonight. It will then fall below flood stage early Thursday morning, remaining below flood stage for the remainder of the week. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood

* WHAT...Heavy snow. Additional snow accumulations of 6 to 12 inches. * WHERE...Olympic mountains including Hurricane Ridge. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Plan on very difficult travel.

* WHAT...Heavy snow. Additional snow accumulations of 6 to 22 inches. Winds gusting as high as 45 mph. Snow will be the heaviest above 4000 feet. * WHERE...Cascade mountains of Whatcom and Skagit Counties, including the Mount Baker Ski Area, Cascade mountains of Snohomish and King Counties, including Stevens Pass and Snoqualmie Pass and Cascade mountains of Pierce and Lewis Counties, including the Crystal Mountain Ski Area, Paradise on Mount Rainier. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Plan on very difficult travel. Gusty winds could bring down tree branches.

* WHAT...South winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Tacoma Area, Hood Canal Area, Seattle and Vicinity and Bremerton and Vicinity. * WHEN...Until 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Everett and Vicinity and Admiralty Inlet Area. * WHEN...Until 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Western Whatcom County and Western Skagit County. * WHEN...Until 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...Heavy snow. Additional snow accumulations up to 4 inches. Winds gusting as high as 60 mph. * WHERE...Peola, Mountain Road, and Cloverland Road. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Travel could be very difficult. Strong winds could cause damage to trees and power lines.

* WHAT...Heavy snow. Additional snow accumulations of 6 to 12 inches mainly above 3000 feet. Winds gusting as high as 55 mph on exposed ridges. * WHERE...Stevens Pass and Holden Village. * WHEN...Until 4 PM PST Thursday. * IMPACTS...Motorists should be prepared for winter driving conditions especially over the Cascade Passes. Strong winds could cause damage to trees and isolated power outages.

...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 forecast. * WHERE...Grays River at Covered Bridge near Rosburg. * WHEN...From this evening to late tomorrow morning. * IMPACTS...Above 12.0 feet, expect some flooding of roads along and near the Grays River, 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 PM PST Wednesday the stage was 11.2 feet. - Bankfull stage is 11.0 feet. - Forecast...The river will rise above flood stage around 7 pm this evening and crest near 12.4 feet around 10 pm. It will then fall below flood stage Thursday morning. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood

* WHAT...Heavy snow above 1500 feet. Additional snow accumulations of 3 to 12 inches, except 10 to 20 inches above 2500 feet. Winds gusting as high as 55 mph. * WHERE...South Washington Cascades and South Washington Cascade Foothills. * WHEN...Until 6 AM PST Friday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. Strong winds could cause tree damage.

* WHAT...Heavy snow expected above 1500 feet. Total snow accumulations of 4 to 10 inches, except 10 to 20 inches above 2500 feet. Winds gusting as high as 50 mph. * WHERE...Northern Oregon Cascade Foothills, Northern Oregon Cascades, Cascade Foothills in Lane County, Cascades in Lane County and Upper Hood River Valley. * WHEN...Until 6 AM PST Friday. * IMPACTS...Travel could be very difficult. Patchy blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches.

* WHAT...Snow expected above 1500 feet. Total snow accumulations of 2 to 7 inches, except 7 to 14 inches above 2500 feet. Winds gusting as high as 55 mph. * WHERE...Coast Range of Northwest Oregon and Central Coast Range of Western Oregon. * WHEN...From 10 PM this evening to 6 AM PST Friday. * IMPACTS...Travel could be very difficult. Gusty winds could bring down tree branches.

A strong frontal system moving across the area today will continue to bring moderate to heavy rainfall to western Washington and possible flooding. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northwest and west central Washington, including the following counties, in northwest Washington, Grays Harbor. In west central Washington, King, Lewis, Pierce and Thurston. * WHEN...Through Thursday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - A rising snow level, moderate to heavy rain, and to a lesser degree low- to mid-elevation snowmelt will potentially produce enough runoff to cause minor flooding of some streams and rivers. The Olympics and Cascades could see an additional 2-4 inches of rain, with some locally higher amounts possible. With the snow level having risen to above 4000 feet, expect rises on area rivers. However, there is still a fair amount of uncertainty on which rivers will flood based on snow level changes, precipitation type and amount, and snowmelt. - http://www.weather.gov/safety/flood

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected. * WHERE...In Oregon, Foothills of the Northern Blue Mountains of Oregon. In Washington, Foothills of the Blue Mountains of Washington. * WHEN...From 7 PM this evening to 9 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The strongest winds will occur right at the base of the Blue and Wallowa Mountains, including areas such as Cabbage Hill along I-84.