Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 211156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PST Tue Feb 21 2017

ORZ050-220200-
Wallowa Mountains 8000 to 9000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation around 2 inches. Southwest winds
20 to 30 mph with gusts to 40 mph. Highs 25 to 32.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 2 inches. West winds
10 to 15 mph. Gusts up to 25 mph in the evening. Lows 10 to 17.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Northwest
winds around 10 mph. Highs 16 to 23.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph. Lows 6 to 13.
.THURSDAY...Mostly cloudy with chance of snow showers. Little or no
snow accumulation. North winds around 10 mph. Highs 12 to 19.
.THURSDAY NIGHT...Cloudy with slight chance of snow showers. North
winds 10 to 15 mph. Lows 1 to 8.

$$

ORZ050-220200-
Salt Creek Area 5000 to 7000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 1 to 2 inches. South winds 15 to
25 mph. Highs 29 to 36.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. West winds
around 10 mph in the evening becoming light. Lows 14 to 21.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Northwest
winds around 10 mph. Highs 22 to 29.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph in the evening becoming light. Lows 10 to 17.
.THURSDAY...Mostly cloudy with chance of snow showers. Little or no
snow accumulation. North winds around 10 mph. Highs 18 to 25.
.THURSDAY NIGHT...Cloudy with slight chance of snow showers. North
winds 10 to 15 mph. Lows 7 to 14.

$$

ORZ050-062-220200-
Clear Creek Area 6000 to 8000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 2 to 3 inches. Southwest winds
20 to 30 mph with gusts to 40 mph. Highs 26 to 33.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. West winds
10 to 15 mph. Lows 11 to 18.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Light winds.
Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Light winds
becoming north around 10 mph after midnight. Lows 6 to 13.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. North winds around 10 mph. Highs 14 to
21.
.THURSDAY NIGHT...Cloudy with chance of snow showers. North winds
10 to 15 mph. Lows 3 to 10.

$$

ORZ050-062-220200-
Catherine Creek Area 6000 to 8000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation around 2 inches. Southwest winds 15 to 25 mph with
gusts to 35 mph. Highs 29 to 36.
.TONIGHT...Snow showers in the evening, then chance of snow showers
after midnight. Snow accumulation up to 2 inches. Northwest winds
10 to 15 mph. Lows 12 to 19.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Northwest
winds around 10 mph. Highs 21 to 28.
.WEDNESDAY NIGHT...Cloudy. Slight chance of snow showers in the
evening, then chance of snow showers after midnight. North winds
around 10 mph in the evening becoming light. Lows 9 to 16.
.THURSDAY...Mostly cloudy with chance of snow showers. Little or no
snow accumulation. North winds around 10 mph. Highs 21 to 27.
.THURSDAY NIGHT...Mostly cloudy with slight chance of snow showers.
Northwest winds 10 to 15 mph. Lows 4 to 11.

$$

ORZ050-062-220200-
Norway Area 7000 to 10000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 2 to 3 inches. Southwest winds
20 to 30 mph with gusts to 40 mph. Highs 26 to 33.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. Northwest
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 9 to 16.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Northwest
winds around 10 mph in the morning becoming light. Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph. Lows 6 to 13.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. North winds around 10 mph. Highs 13 to
20.
.THURSDAY NIGHT...Cloudy with chance of snow showers. North winds
10 to 15 mph. Lows 2 to 9.

$$

ORZ062-503-220200-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 1 to 2 inches. Southwest winds
20 to 35 mph with gusts to 45 mph. Highs 25 to 32.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 2 inches. West winds
15 to 25 mph. Lows 6 to 13.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Northwest
winds 10 to 15 mph. Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy. Slight chance of snow showers in the
evening, then chance of snow showers after midnight. Northwest winds
around 10 mph. Lows 5 to 12.
.THURSDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Northwest winds around 10 mph. Highs
11 to 18.
.THURSDAY NIGHT...Mostly cloudy with slight chance of snow showers.
Northwest winds 10 to 15 mph. Lows 1 to 8.

$$

ORZ502-220200-
Blue Mountains 4000 to 6000 feet-
356 AM PST Tue Feb 21 2017

.TODAY...Snow and rain. Snow accumulation of 1 to 3 inches.
Southwest winds 10 to 20 mph with gusts to 35 mph. Highs 30 to 37.
.TONIGHT...Snow showers in the evening, then snow showers likely
after midnight. Snow accumulation up to 2 inches. West winds 10 to
20 mph with gusts to 30 mph. Lows 15 to 22.
.WEDNESDAY...Mostly cloudy with chance of snow showers. West winds
around 10 mph. Highs 23 to 30.
.WEDNESDAY NIGHT...Mostly cloudy with slight chance of snow showers.
West winds around 10 mph in the evening becoming light. Lows 11 to
18.
.THURSDAY...Mostly cloudy with chance of snow showers. Little or no
snow accumulation. Light winds becoming west around 10 mph in the
afternoon. Highs 24 to 30.
.THURSDAY NIGHT...Mostly cloudy with slight chance of snow showers.
Northwest winds around 10 mph in the evening becoming light. Lows
10 to 17.

$$

ORZ509-220200-
Broken Top-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 2 to 4 inches. Southwest winds
30 to 40 mph becoming west 20 to 30 mph in the afternoon. Highs
20 to 27.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. West winds
10 to 15 mph. Lows 11 to 18.
.WEDNESDAY...Mostly cloudy with chance of snow showers in the
morning, then snow showers likely in the afternoon. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 11 to 18.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation around 1 inch.
West winds around 10 mph. Lows 4 to 11.
.THURSDAY...Mostly cloudy with chance of snow showers. Northwest
winds around 10 mph. Highs 8 to 15.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. West
winds around 10 mph. Lows 4 to 11.

$$

ORZ509-220200-
Tam McArthur Rim-
356 AM PST Tue Feb 21 2017

.TODAY...Snow. Snow accumulation of 2 to 3 inches. Southwest winds
20 to 35 mph with gusts to 45 mph. Highs 21 to 28.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. West winds
10 to 15 mph. Lows 10 to 17.
.WEDNESDAY...Mostly cloudy with chance of snow showers in the
morning, then snow showers likely in the afternoon. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 11 to 18.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation around 1 inch.
West winds around 10 mph. Lows 4 to 11.
.THURSDAY...Mostly cloudy with chance of snow showers. Northwest
winds around 10 mph. Highs 12 to 18.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. West
winds around 10 mph. Lows 4 to 11.

$$

ORZ509-220200-
Newberry Crater-
356 AM PST Tue Feb 21 2017

.TODAY...Snow in the morning, then snow likely in the afternoon.
Snow accumulation around 1 inch. Southwest winds 25 to 40 mph with
gusts to 50 mph. Highs 24 to 31.
.TONIGHT...Cloudy. Chance of snow showers in the evening, then
slight chance of snow showers after midnight. Snow accumulation up
to 1 inch. West winds 10 to 15 mph. Lows 13 to 20.
.WEDNESDAY...Chance of snow showers in the morning, then snow
showers likely in the afternoon. Snow accumulation up to 1 inch.
Light winds becoming west around 10 mph in the afternoon. Highs
14 to 21.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation around 1 inch. Northwest winds around 10 mph. Lows 9 to
16.
.THURSDAY...Cloudy in the morning then becoming mostly cloudy.
Chance of snow showers. Northwest winds around 10 mph. Highs 12 to
19.
.THURSDAY NIGHT...Partly cloudy. Slight chance of snow showers in
the evening. Northwest winds around 10 mph. Lows 6 to 13.

$$


http://weather.gov/pendleton



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