* WHAT...Snow expected. Total snow accumulations between 3 and 8
inches.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions.
* ADDITIONAL DETAILS...The heaviest snow will be along US-20 through
Santiam Pass, with lesser amounts elsewhere.
* WHAT...Snow expected. Total snow accumulations one to two inches.
* WHERE...Treasure Valley Zones.
* WHEN...From midnight tonight to noon MST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Plan on slippery road
conditions. The hazardous conditions could impact the Wednesday
morning commute.
* WHAT...Snow expected. Total snow accumulations 6 to 10 inches,
with 1 to 2 inches possible down to 3000 feet. Accumulations of a
foot or more are possible on the higher peaks and ridges above
5000 feet.
* WHERE...Cascades of Lane County and Cascades of Marion and Linn
Counties.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Roads and especially bridges will likely become slick
and snowpacked.
* WHAT...Snow expected above 2000 feet. Total snow accumulations 4
to 8 inches on the main passes, with an inch possible as low as
2000 feet. Higher amounts likely on the higher peaks and ridges
above 5000 feet.
* WHERE...In Oregon, North Oregon Cascades. In Washington, South
Washington Cascades.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Roads and bridges will likely become slick and
snowpacked.
* WHAT...Snow expected. Total snow accumulations between 5 and 10
inches, with higher amounts up to 12 inches above 5500 feet. Winds
gusting as high as 45 mph over exposed higher terrain.
* WHERE...The southern Oregon Cascades Mountains above 4000 feet
elevation. This includes portions of Highway 62, Crater Lake,
Highway 138 near Diamond Lake, Highway 140 near Lake of the Woods,
and higher portions of Highway 66.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Snow levels will start out around 3500 to
4000 feet then gradually rise Wednesday afternoon to 5000 feet.
* WHAT...Snow expected. Total snow accumulations between 2 and 4
inches. Winds gusting as high as 40 mph.
* WHERE...Elevations above 4500 feet in the Klamath Basin and
Northern and Eastern Klamath County and Western Lake County
Counties. This includes portions of Highway 97 north of Modoc
Point, and Highway 140 east of Dairy.
* WHEN...From 7 PM this evening to noon PST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning commute.
* WHAT...Areas of dense fog, with visibility one quarter mile or
less in dense fog.
* WHERE...South Willamette Valley.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
* WHAT...Areas of fog, with visibility one quarter mile or less in
dense fog.
* WHERE...Central Willamette Valley.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
* WHAT...Visibility one quarter mile or less in freezing fog.
* WHERE...Grande Ronde Valley.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
Additionally, temperatures below freezing could make for slick
spots on road surfaces and sidewalks.
Patchy dense fog has formed in areas of the Gorge and across the
Lower Columbia Basin of Oregon, primarily along the I-84 corridor.
Visibilities of one quarter mile or less are occurring and
expected to linger through much of the morning, likely dissipating
by noon. Current temperatures are hovering around freezing, so
roadways may have spots of ice that may impact travel. Motorists
are urged to use caution as visibilities could change quickly.
* WHAT...Snow expected. Total snow accumulations between 3 and 8
inches.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions.
* ADDITIONAL DETAILS...The heaviest snow will be along US-20 through
Santiam Pass, with lesser amounts elsewhere.
* WHAT...Snow expected above 4000 feet. Total snow accumulations up
to 6 to 11 inches. Locally higher amounts possible.
* WHERE...Cascades of Lane County and Cascades of Marion and Linn
Counties.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Snowfall accumulation will vary based on
elevation and exposure to wind, with the highest snow amounts
expected above 5500 feet. The Cascade passes will see impacts from
periods of heavy snow, especially Tuesday evening and overnight
when snowfall rates are expected to peak between around 1 inch per
hour.
* WHAT...Snow expected. Total snow accumulations between 5 and 10
inches, with higher amounts up to 13 inches above 5500 feet
elevation. Winds gusting as high as 40 mph over exposed higher
terrain.
* WHERE...The southern Oregon Cascades Mountains above 4000 feet
elevation. This includes portions of Highway 62, Crater Lake,
Highway 138 near Diamond Lake, Highway 140 near Lake of the Woods,
and higher portions of Highway 66.
* WHEN...From 4 PM this afternoon to 4 PM PST Wednesday.
* IMPACTS...Roads will likely become slick and hazardous.
* ADDITIONAL DETAILS...Snow levels will start out around 3500 to
4000 feet then gradually rise Wednesday afternoon to 5000 feet.
* WHAT...Snow expected. Total snow accumulations between 2 and 5
inches. Winds gusting as high as 35 mph.
* WHERE...Elevations above 4500 feet in the Klamath Basin and
Northern and Eastern Klamath County and Western Lake County
Counties. This includes portions of Highway 97 between Modoc Point
and Crescent, and Highway 140 between Dairy and Lakeview.
* WHEN...From 7 PM this evening to noon PST Wednesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Wednesday morning commute.
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...South Willamette Valley.
* WHEN...Until 11 AM PST Tuesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
...The Flood Warning is extended for the following rivers in
Oregon...
Coquille River at Coquille affecting Coos County.
For the Coquille River...including Coquille...Moderate flooding is
forecast.
* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.
* WHERE...Coquille River at Coquille.
* WHEN...Until Thursday morning.
* IMPACTS...At 24.0 feet, Homes and roads are threatened in
low-lying areas along and near the Coquille River. Expect
significant widespread flooding throughout the Coquille River
estuary to Myrtle Point.
* ADDITIONAL DETAILS...
- At 1:45 PM PST Monday the stage was 23.9 feet.
- Bankfull stage is 20.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 1:45 PM PST Monday was 24.0 feet.
- Forecast...The river will oscillate above flood stage with a
maximum value of 23.8 feet late this afternoon. It will fall
below flood stage Wednesday evening.
- Flood stage is 21.0 feet.
- Flood History...This crest compares to a previous crest of
23.9 feet on 11/24/1961.
- http://www.weather.gov/safety/flood
* WHAT...Heavy snow above 4500 feet. Isolated to scattered snow
showers this morning with additional snow accumulations up to two
inches.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Plan on slippery road conditions.
...The Flood Warning continues for the following rivers in Oregon...
Coquille River at Coquille affecting Coos County.
For the Coquille River...including Coquille...Moderate flooding is
forecast.
* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.
* WHERE...Coquille River at Coquille.
* WHEN...Until Wednesday afternoon.
* IMPACTS...At 24.0 feet, Homes and roads are threatened in
low-lying areas along and near the Coquille River. Expect
significant widespread flooding throughout the Coquille River
estuary to Myrtle Point.
* ADDITIONAL DETAILS...
- At 1:45 AM PST Monday the stage was 23.9 feet.
- Bankfull stage is 20.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 1:45 AM PST Monday was 23.9 feet.
- Forecast...The river will oscillate around flood stage with a
maximum value of 23.8 feet early this morning.
- Flood stage is 21.0 feet.
- Flood History...This crest compares to a previous crest of
23.9 feet on 11/24/1961.
- http://www.weather.gov/safety/flood
...The Flood Warning is extended for the following rivers in
Oregon...
South Fork Coquille River at Myrtle Point affecting Coos County.
For the South Fork Coquille River...including Myrtle Point...Minor
flooding is forecast.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...South Fork Coquille River at Myrtle Point.
* WHEN...Until this evening.
* IMPACTS...At 35.0 feet, Expect flooding along some sections of
Highway 42 downstream from Myrtle Point and along the highway to
Powers. Widespread flooding of agricultural land can be expected.
* ADDITIONAL DETAILS...
- At 2:20 AM PST Monday the stage was 34.4 feet.
- Bankfull stage is 35.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 2:20 AM PST Monday was 35.3 feet.
- Forecast...The river is expected to fall below flood stage
this morning and continue falling to 14.0 feet Wednesday,
January 08.
- Flood stage is 33.0 feet.
- Flood History...This crest compares to a previous crest of
35.3 feet on 11/21/2012.
- http://www.weather.gov/safety/flood
...The Flood Warning continues for the following rivers in Oregon...
Rogue River near Agness affecting Curry County.
For the Rogue River...including Agness...Minor flooding is forecast.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Rogue River near Agness.
* WHEN...Until late this afternoon.
* ADDITIONAL DETAILS...
- At 2:30 AM PST Monday the stage was 21.5 feet.
- Bankfull stage is 17.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 2:30 AM PST Monday was 21.9 feet.
- Forecast...The river is expected to fall below flood stage
this afternoon and continue falling to 8.0 feet Wednesday,
January 08.
- Flood stage is 17.0 feet.
- Flood History...This crest compares to a previous crest of
20.9 feet on 01/18/2016.
- http://www.weather.gov/safety/flood
