Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 221156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PST Mon Jan 22 2018

ORZ050-230200-
Wallowa Mountains 8000 to 9000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Cloudy in the morning then becoming mostly cloudy.
Scattered snow showers. West winds 10 to 15 mph. Highs 14 to 21.
.TONIGHT...Mostly cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. Southwest winds
around 10 mph. Lows 8 to 15.
.TUESDAY...Cloudy. Slight chance of snow in the morning, then chance
of snow in the afternoon. Snow accumulation up to 1 inch. South
winds 10 to 20 mph with gusts to 30 mph. Highs 18 to 25.
.TUESDAY NIGHT...Snow likely. Snow accumulation of 1 to 2 inches.
South winds 15 to 25 mph with gusts to 35 mph. Lows 18 to 25.
.WEDNESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation of 1 to 2 inches. South winds 15 to 25 mph with
gusts to 35 mph. Highs 22 to 29.
.WEDNESDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation of 1 to 2 inches. South winds 20 to
30 mph with gusts to 40 mph becoming southwest 10 to 15 mph with
gusts to 25 mph after midnight. Lows 10 to 17.

$$

ORZ050-230200-
Salt Creek Area 5000 to 7000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Cloudy in the morning then becoming mostly cloudy.
Scattered snow showers. Snow accumulation up to 1 inch. Light winds.
Highs 24 to 31.
.TONIGHT...Mostly cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. Light winds
becoming south around 10 mph after midnight. Lows 14 to 21.
.TUESDAY...Cloudy. Slight chance of snow in the morning, then chance
of snow in the afternoon. Snow accumulation up to 1 inch. South
winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Highs 22 to
29.
.TUESDAY NIGHT...Snow likely in the evening, then snow after
midnight. Snow accumulation of 1 to 2 inches. South winds 10 to
20 mph with gusts to 30 mph. Lows 23 to 30.
.WEDNESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation of 1 to 3 inches. South winds 10 to 20 mph with
gusts to 30 mph. Highs 29 to 36.
.WEDNESDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches. South
winds 10 to 20 mph. Gusts up to 30 mph in the evening. Lows 18 to
25.

$$

ORZ050-062-230200-
Clear Creek Area 6000 to 8000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Numerous snow showers in the morning, then mostly cloudy
with scattered snow showers in the afternoon. Little or no snow
accumulation. Light winds. Highs 19 to 26.
.TONIGHT...Cloudy. Chance of snow showers in the evening, then
slight chance of snow showers after midnight. Light winds becoming
south around 10 mph after midnight. Lows 11 to 18.
.TUESDAY...Chance of snow in the morning, then snow likely in the
afternoon. Snow accumulation up to 1 inch. South winds 10 to 15 mph.
Gusts up to 30 mph in the afternoon. Highs 19 to 26.
.TUESDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches. South
winds 10 to 20 mph with gusts to 30 mph. Lows 19 to 26.
.WEDNESDAY...Snow. Snow accumulation of 2 to 5 inches. South winds
10 to 20 mph with gusts to 30 mph. Highs 24 to 31.
.WEDNESDAY NIGHT...Snow. Snow accumulation of 2 to 3 inches. South
winds 10 to 20 mph. Gusts up to 30 mph in the evening. Lows 14 to
21.

$$

ORZ050-062-230200-
Catherine Creek Area 6000 to 8000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Numerous snow showers in the morning, then mostly cloudy
with scattered snow showers in the afternoon. Little or no snow
accumulation. West winds around 10 mph. Highs 18 to 25.
.TONIGHT...Mostly cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. Little or no snow
accumulation. Southwest winds around 10 mph shifting to the south
after midnight. Lows 12 to 19.
.TUESDAY...Chance of snow in the morning, then snow likely in the
afternoon. Snow accumulation up to 1 inch. South winds 10 to 20 mph
with gusts to 30 mph. Highs 20 to 27.
.TUESDAY NIGHT...Snow. Snow accumulation around 2 inches. South
winds 15 to 20 mph with gusts to 30 mph. Lows 20 to 27.
.WEDNESDAY...Snow. Snow accumulation of 1 to 3 inches. South winds
15 to 25 mph with gusts to 35 mph. Highs 24 to 31.
.WEDNESDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation of 1 to 2 inches. South winds 15 to
25 mph with gusts to 35 mph shifting to the southwest 10 to 15 mph
after midnight. Lows 14 to 21.

$$

ORZ050-062-230200-
Norway Area 7000 to 10000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Numerous snow showers in the morning, then mostly cloudy
with scattered snow showers in the afternoon. Little or no snow
accumulation. West winds around 10 mph. Highs 15 to 22.
.TONIGHT...Cloudy. Chance of snow showers in the evening, then
slight chance of snow showers after midnight. Southwest winds around
10 mph. Lows 9 to 16.
.TUESDAY...Chance of snow in the morning, then snow likely in the
afternoon. Snow accumulation up to 1 inch. South winds 10 to 20 mph.
Gusts up to 30 mph in the afternoon. Highs 18 to 25.
.TUESDAY NIGHT...Snow. Snow accumulation around 2 inches. South
winds 15 to 20 mph with gusts to 35 mph. Lows 17 to 24.
.WEDNESDAY...Snow. Snow accumulation of 2 to 5 inches. South winds
15 to 20 mph with gusts to 35 mph. Highs 21 to 28.
.WEDNESDAY NIGHT...Snow. Snow accumulation of 2 to 3 inches. South
winds 15 to 25 mph with gusts to 35 mph shifting to the southwest
10 to 15 mph after midnight. Lows 12 to 19.

$$

ORZ062-503-230200-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Cloudy in the morning then becoming mostly cloudy.
Scattered snow showers. Little or no snow accumulation. West winds
10 to 15 mph. Highs 16 to 23.
.TONIGHT...Mostly cloudy. Chance of snow showers in the evening.
Southwest winds around 10 mph. Lows 10 to 17.
.TUESDAY...Chance of snow in the morning, then snow likely in the
afternoon. Snow accumulation up to 1 inch. South winds 10 to 20 mph
with gusts to 30 mph. Highs 20 to 27.
.TUESDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches. South
winds 15 to 25 mph with gusts to 35 mph. Lows 19 to 26.
.WEDNESDAY...Snow. Snow accumulation of 1 to 3 inches. South winds
15 to 25 mph with gusts to 35 mph. Highs 23 to 30.
.WEDNESDAY NIGHT...Snow likely. Snow accumulation of 1 to 2 inches.
South winds 15 to 25 mph shifting to the west 10 to 15 mph after
midnight. Lows 8 to 15.

$$

ORZ502-230200-
Blue Mountains 4000 to 6000 feet-
356 AM PST Mon Jan 22 2018

.TODAY...Mostly cloudy in the morning then becoming cloudy.
Scattered snow showers. Snow accumulation up to 1 inch. Southwest
winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Highs 25 to
32.
.TONIGHT...Mostly cloudy. Chance of snow showers in the evening.
Southwest winds around 10 mph. Lows 17 to 24.
.TUESDAY...Cloudy. Slight chance of snow in the morning, then chance
of snow in the afternoon. Snow accumulation up to 1 inch. South
winds 10 to 20 mph with gusts to 30 mph. Highs 24 to 31.
.TUESDAY NIGHT...Snow in the evening, then snow and rain after
midnight. Snow accumulation up to 2 inches. South winds 15 to 25 mph
with gusts to 35 mph. Lows 25 to 32.
.WEDNESDAY...Snow and rain in the morning, then snow and rain likely
in the afternoon. Snow accumulation up to 2 inches. South winds
10 to 20 mph with gusts to 30 mph. Highs 30 to 37.
.WEDNESDAY NIGHT...Snow and rain in the evening, then snow likely
after midnight. Snow accumulation of 1 to 2 inches. Southwest winds
10 to 15 mph with gusts to 30 mph. Lows 18 to 25.

$$

ORZ509-230200-
Broken Top-
356 AM PST Mon Jan 22 2018

.TODAY...Mostly cloudy with scattered snow showers. Snow
accumulation up to 1 inch. West winds 10 to 20 mph with gusts to
30 mph. Highs 20 to 27.
.TONIGHT...Mostly cloudy. Slight chance of snow showers in the
evening, then slight chance of snow after midnight. Southwest winds
10 to 15 mph. Gusts up to 30 mph after midnight. Lows 13 to 20.
.TUESDAY...Chance of snow in the morning, then snow in the
afternoon. Snow accumulation of 1 to 3 inches. Southwest winds 15 to
25 mph with gusts to 35 mph. Highs 25 to 32.
.TUESDAY NIGHT...Snow. Snow accumulation of 2 to 4 inches. South
winds 20 to 30 mph with gusts to 40 mph. Lows 20 to 27.
.WEDNESDAY...Snow. Snow accumulation around 2 inches. South winds
20 to 30 mph with gusts to 45 mph. Highs 23 to 30.
.WEDNESDAY NIGHT...Snow. Snow accumulation up to 2 inches. Southwest
winds 15 to 25 mph. Lows 10 to 17.

$$

ORZ509-230200-
Tam McArthur Rim-
356 AM PST Mon Jan 22 2018

.TODAY...Mostly cloudy with scattered snow showers. Snow
accumulation up to 1 inch. West winds 10 to 20 mph. Gusts up to
30 mph in the morning. Highs 20 to 27.
.TONIGHT...Mostly cloudy. Southwest winds 10 to 15 mph. Lows 14 to
21.
.TUESDAY...Chance of snow in the morning, then snow in the
afternoon. Snow accumulation of 1 to 2 inches. Southwest winds 10 to
15 mph increasing to 15 to 25 mph in the afternoon. Gusts up to
35 mph. Highs 25 to 32.
.TUESDAY NIGHT...Snow. Snow accumulation of 2 to 3 inches. South
winds 15 to 25 mph with gusts to 40 mph. Lows 21 to 28.
.WEDNESDAY...Snow. Snow accumulation around 2 inches. South winds
20 to 30 mph with gusts to 40 mph. Highs 23 to 30.
.WEDNESDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation up to 2 inches. Southwest winds 10 to
20 mph with gusts to 30 mph. Lows 11 to 18.

$$

ORZ509-230200-
Newberry Crater-
356 AM PST Mon Jan 22 2018

.TODAY...Mostly cloudy. Isolated snow showers in the morning. West
winds 10 to 15 mph. Highs 22 to 29.
.TONIGHT...Mostly cloudy. South winds 10 to 15 mph. Gusts up to
30 mph after midnight. Lows 14 to 21.
.TUESDAY...Cloudy with chance of snow. Snow accumulation up to
1 inch. South winds 15 to 25 mph with gusts to 35 mph. Highs 27 to
34.
.TUESDAY NIGHT...Snow likely. Snow accumulation around 1 inch. South
winds 20 to 30 mph with gusts to 40 mph. Lows 23 to 30.
.WEDNESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation around 1 inch. South winds 20 to 30 mph with gusts
to 45 mph. Highs 26 to 33.
.WEDNESDAY NIGHT...Snow in the evening, then chance of snow after
midnight. Snow accumulation up to 1 inch. Southwest winds 15 to
20 mph with gusts to 30 mph. Lows 13 to 20.

$$


http://weather.gov/pendleton



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