Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 202256
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PST Mon Feb 20 2017

ORZ050-211400-
Wallowa Mountains 8000 to 9000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers likely in the evening, then snow after
midnight. Snow accumulation of 1 to 4 inches. South winds 15 to
25 mph. Gusts up to 45 mph decreasing to 35 mph after midnight. Lows
24 to 31.
.TUESDAY...Snow. Snow accumulation of 1 to 2 inches. Southwest winds
20 to 30 mph with gusts to 45 mph. Highs 23 to 30.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. West winds 10 to
15 mph. Gusts up to 30 mph in the evening. Lows 8 to 15.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow. Snow accumulation up to 1 inch. Northwest winds
10 to 15 mph. Highs 19 to 26.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Northwest
winds around 10 mph. Lows 5 to 12.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. South winds around 10 mph shifting to the
north in the afternoon. Highs 16 to 23.

$$

ORZ050-211400-
Salt Creek Area 5000 to 7000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Showers and snow showers likely in the evening, then snow
and rain after midnight. Snow accumulation up to 3 inches. South
winds 15 to 20 mph with gusts to 30 mph decreasing to around 10 mph
after midnight. Lows 26 to 33.
.TUESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation of 1 to 2 inches. South winds 10 to 15 mph with
gusts to 30 mph. Highs 27 to 34.
.TUESDAY NIGHT...Cloudy with chance of snow. Snow accumulation up to
1 inch. Southwest winds 10 to 15 mph. Lows 13 to 20.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow. Little or no snow accumulation. Light winds becoming
northwest around 10 mph in the afternoon. Highs 24 to 31.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph in the evening becoming light. Lows 8 to 15.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. South winds around 10 mph shifting to the
north in the afternoon. Highs 20 to 27.

$$

ORZ050-062-211400-
Clear Creek Area 6000 to 8000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers and showers likely in the evening, then snow
after midnight. Snow accumulation up to 2 inches. South winds 20 to
30 mph decreasing to 10 to 20 mph after midnight. Lows 22 to 29.
.TUESDAY...Snow. Snow accumulation of 1 to 3 inches. Southwest winds
15 to 25 mph with gusts to 40 mph. Highs 24 to 31.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation around 1 inch. Southwest winds
15 to 20 mph with gusts to 30 mph shifting to the west around 10 mph
after midnight. Lows 11 to 18.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow. Snow accumulation up to 1 inch. Northwest winds
around 10 mph in the morning becoming light. Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Light winds
becoming north around 10 mph after midnight. Lows 5 to 12.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. South winds 10 to 15 mph shifting to the
north in the afternoon. Highs 14 to 21.

$$

ORZ050-062-211400-
Catherine Creek Area 6000 to 8000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers likely in the evening, then snow after
midnight. Snow accumulation of 1 to 2 inches. South winds 15 to
25 mph with gusts to 40 mph decreasing to 10 to 15 mph with gusts to
30 mph after midnight. Lows 26 to 33.
.TUESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation of 1 to 2 inches. Southwest winds 15 to 25 mph
with gusts to 35 mph. Highs 27 to 34.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation around 1 inch. West winds 10 to
15 mph. Gusts up to 25 mph in the evening. Lows 13 to 20.
.WEDNESDAY...Partly cloudy in the morning then becoming cloudy.
Chance of snow. Little or no snow accumulation. Northwest winds
around 10 mph in the morning becoming light. Highs 23 to 30.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Northwest
winds around 10 mph. Lows 8 to 15.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. South winds around 10 mph shifting to the
north in the afternoon. Highs 19 to 26.

$$

ORZ050-062-211400-
Norway Area 7000 to 10000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers likely in the evening, then snow after
midnight. Snow accumulation up to 3 inches. South winds 15 to 25 mph
decreasing to 10 to 15 mph after midnight. Gusts up to 40 mph. Lows
23 to 30.
.TUESDAY...Snow. Snow accumulation of 2 to 3 inches. Southwest winds
20 to 30 mph with gusts to 40 mph. Highs 23 to 30.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation around 1 inch. Southwest winds
15 to 20 mph shifting to the west around 10 mph after midnight. Lows
10 to 17.
.WEDNESDAY...Snow likely in the morning, then cloudy with chance of
snow in the afternoon. Snow accumulation up to 1 inch. Northwest
winds 10 to 15 mph. Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph. Lows 5 to 12.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. South winds 10 to 15 mph shifting to the
north in the afternoon. Highs 13 to 20.

$$

ORZ062-503-211400-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers likely in the evening, then snow after
midnight. Snow accumulation up to 1 inch. Southwest winds 20 to
30 mph with gusts to 45 mph. Lows 20 to 27.
.TUESDAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation of 1 to 2 inches. Southwest winds 20 to 30 mph
with gusts to 45 mph. Highs 24 to 31.
.TUESDAY NIGHT...Cloudy with chance of snow. Snow accumulation up to
1 inch. West winds 15 to 25 mph with gusts to 35 mph. Lows 9 to 15.
.WEDNESDAY...Cloudy in the morning then becoming mostly cloudy.
Chance of snow. Northwest winds 10 to 20 mph. Gusts up to 30 mph in
the morning. Highs 14 to 21.
.WEDNESDAY NIGHT...Cloudy. Slight chance of snow showers in the
evening, then chance of snow showers after midnight. Northwest winds
around 10 mph. Lows 4 to 11.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation around 1 inch. Northwest winds 10 to 15 mph. Highs
11 to 18.

$$

ORZ502-211400-
Blue Mountains 4000 to 6000 feet-
256 PM PST Mon Feb 20 2017

.TONIGHT...Chance of showers and snow showers in the evening, then
rain likely and chance of snow after midnight. Snow accumulation up
to 2 inches. South winds 15 to 25 mph with gusts to 40 mph
decreasing to 10 to 15 mph with gusts to 30 mph after midnight. Lows
24 to 31.
.TUESDAY...Snow and rain. Snow accumulation of 1 to 2 inches.
Southwest winds 10 to 20 mph with gusts to 40 mph. Highs 26 to 33.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 1 inch. West winds 10 to
20 mph with gusts to 35 mph. Lows 15 to 22.
.WEDNESDAY...Partly cloudy with chance of snow. West winds around
10 mph. Highs 24 to 31.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. West
winds around 10 mph in the evening becoming light. Lows 9 to 16.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Light winds becoming west around 10 mph
in the afternoon. Highs 22 to 29.

$$

ORZ509-211400-
Broken Top-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers in the evening, then snow after midnight.
Snow accumulation of 1 to 2 inches. Southwest winds 20 to 30 mph
with gusts to 45 mph becoming south 10 to 20 mph with gusts to
55 mph after midnight. Lows 16 to 23.
.TUESDAY...Snow. Snow accumulation of 2 to 3 inches. Southwest winds
30 to 40 mph with gusts to 55 mph becoming west 20 to 30 mph with
gusts to 45 mph in the afternoon. Highs 18 to 25.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. West winds 10 to
20 mph. Gusts up to 30 mph in the evening. Lows 8 to 15.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow. Snow accumulation up to 1 inch. Northwest winds
around 10 mph in the morning becoming light. Highs 13 to 20.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation up to 2 inches.
West winds around 10 mph. Lows 4 to 11.
.THURSDAY...Mostly cloudy with chance of snow showers. West winds
around 10 mph. Highs 11 to 18.

$$

ORZ509-211400-
Tam McArthur Rim-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers in the evening, then snow after midnight.
Snow accumulation of 1 to 2 inches. Southwest winds 20 to 30 mph
with gusts to 40 mph becoming south 10 to 20 mph with gusts to
55 mph after midnight. Lows 17 to 24.
.TUESDAY...Snow. Snow accumulation around 2 inches. Southwest winds
30 to 40 mph with gusts to 55 mph becoming west 20 to 30 mph with
gusts to 45 mph in the afternoon. Highs 18 to 25.
.TUESDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. West winds 10 to
20 mph. Gusts up to 30 mph in the evening. Lows 8 to 15.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow. Snow accumulation up to 1 inch. Northwest winds
around 10 mph in the morning becoming light. Highs 13 to 20.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation up to 1 inch. West
winds around 10 mph. Lows 5 to 12.
.THURSDAY...Mostly cloudy with chance of snow showers. West winds
around 10 mph. Highs 12 to 19.

$$

ORZ509-211400-
Newberry Crater-
256 PM PST Mon Feb 20 2017

.TONIGHT...Snow showers in the evening, then snow after midnight.
Snow accumulation around 1 inch. South winds 25 to 40 mph with gusts
to 55 mph. Lows 22 to 29.
.TUESDAY...Cloudy with chance of snow. Snow accumulation around
1 inch. Southwest winds 25 to 40 mph with gusts to 55 mph. Highs
23 to 30.
.TUESDAY NIGHT...Cloudy with chance of snow. West winds 10 to
15 mph. Gusts up to 25 mph in the evening. Lows 9 to 16.
.WEDNESDAY...Mostly cloudy with chance of snow in the morning, then
snow likely in the afternoon. Snow accumulation up to 1 inch. Light
winds. Highs 17 to 24.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Northwest
winds around 10 mph. Lows 7 to 14.
.THURSDAY...Mostly cloudy with chance of snow showers. Northwest
winds around 10 mph. Highs 14 to 21.

$$


http://weather.gov/pendleton


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