* WHAT...Snow. Additional snow accumulations of 3 to 6 inches,
except 4 to 8 inches mainly above 5000 feet.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact Santiam Pass on Highway 20.
Through Monday evening, isolated to scattered snow showers, some
heavy at times, will impact Eastern Washington and North Idaho.
Spotters and cameras have reported rapidly changing road
conditions as snow showers move through. With the loss of
afternoon heating, temperatures will be falling near to below
freezing resulting in the potential for icy conditions on
untreated surfaces. Please use caution if traveling this evening
and overnight and be prepared for winter travel conditions.
* WHAT...For the Winter Storm Warning, heavy snow. Additional
snow accumulations of 8 to 13 inches. Winds gusting as high as
40 mph over exposed terrain. For the Winter Weather Advisory,
snow. Additional snow accumulations of 1 to 8 inches.
* WHERE...For the Winter Storm Warning, northern sections of
Lake and Klamath County. This includes much of highway 97,
portions of highways 31, 140, and 395, and the communities of
Christmas Valley, Chemult, Chiloquin, Lakeview, and Valley
Falls. The Winter Weather Advisory includes Modoc Point and
Klamath Falls, Crescent, Silver Lake, Fort Rock, and Paisley.
* WHEN...Until 4 PM PST Tuesday.
* 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 will be about 2500 feet to
the north and 4500 feet to the south.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...For the Winter Storm Warning, heavy snow. Additional
snow accumulations of 8 to 13 inches. Winds gusting as high as
40 mph over exposed terrain. For the Winter Weather Advisory,
snow. Additional snow accumulations of 1 to 8 inches.
* WHERE...For the Winter Storm Warning, northern sections of
Lake and Klamath County. This includes much of highway 97,
portions of highways 31, 140, and 395, and the communities of
Christmas Valley, Chemult, Chiloquin, Lakeview, and Valley
Falls. The Winter Weather Advisory includes Modoc Point and
Klamath Falls, Crescent, Silver Lake, Fort Rock, and Paisley.
* WHEN...Until 4 PM PST Tuesday.
* 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 will be about 2500 feet to
the north and 4500 feet to the south.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Heavy snow above 3000 feet. Total snow accumulations of
5 to 16 inches.
* WHERE...Elevations above 3000 feet in eastern Curry County,
Josephine County and Jackson County, including the Tiller-
Trail highway, Dead Indian Memorial Road, and portions of
highways 140 and 66.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the morning or evening
commute.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Heavy snow expected. Total snow accumulations of 6 to
15 inches, with up to 2 feet above 5000 feet.
* WHERE...Siskiyou Mountains and Southern Oregon Cascades,
including highways 66, 140, Interstate 5 at Siskiyou Summit,
Lake of the Woods, Howard Prairie, and Mt Ashland Ski Road.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Travel could be very difficult to impossible. Areas
of blowing snow could significantly reduce visibility.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Heavy snow expected. Total snow accumulations of 4 to
12 inches above 3000 feet in the Douglas County Foothills and
between 20 to 28 inches in the high Cascades.
* WHERE...Eastern Douglas County Foothills and South Central
Oregon Cascades, including highways 62, 230, 138, and 58,
Diamond Lake, Crater Lake, and Union Creek.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Travel could be very difficult to impossible. Areas
of blowing snow could significantly reduce visibility.
* ADDITIONAL DETAILS...Snowfall rates will be highest tonight.
Travel could be impossible in the high Cascades.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT... For the Winter Storm Warning above 1500 feet, heavy
snow. Additional snow accumulations of 2 to 6 inches with up
to 12 inches over higher remote terrain. For the Winter
Weather Advisory above 500 feet, wet snow. Snow accumulations
of up to 2 inches.
* WHERE...For the winter storm warning, elevations above 1500
feet in central Douglas County and eastern Douglas County
foothills. This includes the passes on I-5, the Tiller-Trail
highway, and portions of highway 138 east of Steamboat. For
the winter weather advisory, elevations above 500 feet in the
Umpqua Basin.
* WHEN...For the Winter Weather Advisory, until 10 AM PST
Tuesday. For the Winter Storm Warning, until 4 PM PST Tuesday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the morning or evening
commute.
* ADDITIONAL DETAILS...Snow levels could vary from 500 feet up to
3000 feet in this zone depending on where the front sets up this
evening through tonight. Heavy precipitation could pull down
snow levels lower than anticipated.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT... For the Winter Storm Warning above 1500 feet, heavy
snow. Additional snow accumulations of 2 to 6 inches with up
to 12 inches over higher remote terrain. For the Winter
Weather Advisory above 500 feet, wet snow. Snow accumulations
of up to 2 inches.
* WHERE...For the winter storm warning, elevations above 1500
feet in central Douglas County and eastern Douglas County
foothills. This includes the passes on I-5, the Tiller-Trail
highway, and portions of highway 138 east of Steamboat. For
the winter weather advisory, elevations above 500 feet in the
Umpqua Basin.
* WHEN...For the Winter Weather Advisory, until 10 AM PST
Tuesday. For the Winter Storm Warning, until 4 PM PST Tuesday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the morning or evening
commute.
* ADDITIONAL DETAILS...Snow levels could vary from 500 feet up to
3000 feet in this zone depending on where the front sets up this
evening through tonight. Heavy precipitation could pull down
snow levels lower than anticipated.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Snow expected above 1500 feet. Total snow accumulations
of 2 to 6 inches, with 4 to 8 inches above 2500 feet.
* WHERE...Cascades in Lane County.
* WHEN...Until 4 AM PST Tuesday.
* IMPACTS...Travel could be very difficult.
* ADDITIONAL DETAILS...Snow accumulations will be variable over
distance and elevation, due to the showery nature of the
precipitation.
* WHAT...Snow expected above 1500 feet. Total snow accumulations
of 2 to 6 inches.
* WHERE...Cascade Foothills in Lane County.
* WHEN...Until 4 AM PST Tuesday.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Snow accumulations will be variable over
distance and elevation, due to the showery nature of the
precipitation.
* WHAT...Snow expected. Total snow accumulations of 3 to 5
inches.
* WHERE...Ochoco-John Day Highlands.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the evening commute.
* WHAT...Snow expected. Total snow accumulations of 1 to 4
inches.
* WHERE...Central Oregon.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the evening commute.
* ADDITIONAL DETAILS...Highest snowfall amounts will be south of
Redmond and along Highway 20.
* WHAT...Snow. Additional snow accumulations of 4 to 6 inches,
except 6 to 9 inches mainly above 5000 feet.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact Santiam Pass on Highway 20.
* WHAT...Snow expected. Total snow accumulations of 2 to 5 inches,
except lower amounts across southern Malheur County. Winds
gusting as high as 40 mph across Malheur County.
* WHERE...Upper Weiser River and Malheur County zones.
* WHEN...From 11 PM MST /10 PM PST/ this evening to 11 PM MST
/10 PM PST/ Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact the morning and evening commute.
* WHAT...Heavy snow expected. Total snow accumulations of 5 to 7
inches. Winds gusting as high as 35 mph.
* WHERE...Harney County zone.
* WHEN...From 4 PM this afternoon to 10 PM PST Tuesday.
* IMPACTS...Travel could be very difficult. Expect areas of
blowing snow reducing visibility.
* WHAT...Snow expected. Total snow accumulations of 1 to 3 inches,
with locally up to 4 inches.
* WHERE...In Idaho, Lower Treasure Valley ID and Upper Treasure
Valley zones north of Mountain Home. In Oregon, Oregon Lower
Treasure Valley zone.
* WHEN...From 11 PM this evening to 11 PM MST Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact the morning and evening commute.
* ADDITIONAL DETAILS...Snow may mix with rain Tuesday afternoon
before changing back to snow Tuesday evening, which may bring
additional snow accumulation to roadways.
* WHAT...Snow above 1500 feet. Additional snow accumulations of
2 to 5 inches.
* WHERE...In Oregon, Northern Oregon Cascade Foothills. In
Washington, South Washington Cascade Foothills.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Travel could be difficult at times, with lowered
visibility and slick roads.
* ADDITIONAL DETAILS...Snow accumulations will be variable over
distance and elevation, due to the showery nature of the
precipitation.
* WHAT...Wet snow above 500 feet. Additional snow accumulations
of up to 2 to 4 inches.
* WHERE...In Oregon, Coast Range of Northwest Oregon and Central
Coast Range of Western Oregon. In Washington, Willapa Hills.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Snow accumulations will be variable over
distance and elevation, due to the showery nature of the
precipitation.
* WHAT...Snow above 1500 feet. Additional snow accumulations of
2 to 6 inches.
* WHERE...Cascade Foothills in Lane County.
* WHEN...Until 4 AM PST Tuesday.
* IMPACTS...Travel could be difficult at times, with lowered
visibility and slick roads.
* ADDITIONAL DETAILS...Snow accumulations will be variable over
distance and elevation, due to the showery nature of the
precipitation.