* 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 half mile or less in freezing fog.
* WHERE...Kittitas 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.
* 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.
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...Visibility 1/2 mile or less in freezing fog.
* WHERE...Kittitas 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.
* 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.
Snow showers will continue through the day today over the Cascades,
allowing for several more inches of accumulating snow, which may
impact travel over the mountain passes.
* WHAT...Snow expected at or above elevations of 3000 feet.
Additional snow accumulations of 2 to 3 inches possible.
* WHERE...West Slopes North Central Cascades and Passes.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and 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...Snow. Additional snow accumulations up to two inches.
* WHERE...Holden Village, Stevens Pass.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Plan on slippery road conditions.
Snow showers will continue through the day today over the Cascades,
allowing for several more inches of accumulating snow, which may
impact travel over the mountain passes.
* WHAT...Snow expected at or above elevations of 3000 feet.
Additional snow accumulations of 2 to 4 inches possible.
* WHERE...West Slopes North Central Cascades and Passes.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* WHAT...Snow. Additional snow accumulations up to one inch.
* WHERE...Holden Village, Stehekin, and Stevens Pass.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Travel could be very difficult on Highway 2 over Stevens
Pass.
* WHAT...Snow. Additional snow accumulations up to one inch.
* WHERE...Holden Village, Stehekin, and Stevens Pass.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Travel could be very difficult on Highway 2 over Stevens
Pass.