Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 171156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PST Wed Jan 17 2018

ORZ050-180200-
Wallowa Mountains 8000 to 9000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. Southwest winds 20 to 30 mph with gusts to
40 mph. Highs 28 to 35.
.TONIGHT...Mostly cloudy. Slight chance of snow after midnight.
South winds 25 to 35 mph with gusts to 45 mph. Lows 24 to 31.
.THURSDAY...Snow. Snow accumulation of 2 to 4 inches. South winds
20 to 35 mph becoming southwest 10 to 15 mph in the afternoon. Highs
26 to 33.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. West
winds around 10 mph. Lows 9 to 16.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Snow accumulation up to 1 inch. West winds around 10 mph.
Highs 15 to 22.
.FRIDAY NIGHT...Cloudy with chance of snow showers. West winds
around 10 mph. Lows 8 to 15.

$$

ORZ050-180200-
Salt Creek Area 5000 to 7000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. South winds 15 to 25 mph with gusts to
35 mph. Highs 30 to 37.
.TONIGHT...Mostly cloudy. Slight chance of rain and snow after
midnight. South winds 15 to 20 mph. Lows 27 to 34.
.THURSDAY...Rain and snow. Snow accumulation up to 4 inches. South
winds 10 to 20 mph. Highs 31 to 38.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. Light
winds. Lows 17 to 24.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Snow accumulation up to 1 inch. Light winds. Highs 22 to
29.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Light winds.
Lows 13 to 20.

$$

ORZ050-062-180200-
Clear Creek Area 6000 to 8000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy in the morning then becoming cloudy. Chance
of snow. South winds 10 to 20 mph. Highs 27 to 34.
.TONIGHT...Cloudy. Chance of snow after midnight. South winds 15 to
25 mph. Lows 26 to 33.
.THURSDAY...Snow. Snow accumulation of 1 to 5 inches. South winds
10 to 20 mph. Gusts up to 30 mph in the morning. Highs 28 to 35.
.THURSDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation of 1 to 4 inches. West winds around
10 mph in the evening becoming light. Lows 11 to 18.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Snow accumulation up to 2 inches. Light winds. Highs 16 to
23.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Light winds.
Lows 9 to 16.

$$

ORZ050-062-180200-
Catherine Creek Area 6000 to 8000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy in the morning then becoming cloudy. South
winds 15 to 25 mph with gusts to 35 mph. Highs 30 to 37.
.TONIGHT...Cloudy. Slight chance of rain and snow after midnight.
South winds 20 to 30 mph. Lows 28 to 35.
.THURSDAY...Snow. Snow accumulation of 1 to 4 inches. South winds
15 to 25 mph with gusts to 35 mph decreasing to 10 to 15 mph in the
afternoon. Highs 30 to 37.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches. West
winds around 10 mph in the evening becoming light. Lows 14 to 21.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Snow accumulation up to 1 inch. Light winds. Highs 19 to
26.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Light winds becoming southwest around
10 mph after midnight. Lows 11 to 18.

$$

ORZ050-062-180200-
Norway Area 7000 to 10000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy in the morning then becoming cloudy. Chance
of snow. South winds 15 to 20 mph. Highs 29 to 36.
.TONIGHT...Cloudy. Slight chance of snow after midnight. South winds
15 to 20 mph increasing to 20 to 30 mph after midnight. Lows 25 to
32.
.THURSDAY...Snow. Snow accumulation of 1 to 5 inches. South winds
15 to 25 mph. Gusts up to 35 mph in the morning. Highs 28 to 35.
.THURSDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation of 1 to 3 inches. West winds around
10 mph in the evening becoming light. Lows 10 to 17.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Snow accumulation up to 1 inch. West winds around 10 mph.
Highs 15 to 22.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Southwest winds
around 10 mph. Lows 8 to 15.

$$

ORZ062-503-180200-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy in the morning then becoming cloudy. Slight
chance of snow. South winds 15 to 25 mph with gusts to 35 mph. Highs
34 to 41.
.TONIGHT...Cloudy. Chance of snow after midnight. South winds 20 to
30 mph with gusts to 40 mph. Lows 24 to 31.
.THURSDAY...Snow. Snow accumulation of 1 to 3 inches. Southwest
winds 15 to 25 mph with gusts to 35 mph decreasing to 10 to 15 mph
in the afternoon. Highs 32 to 39.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. West
winds around 10 mph. Lows 6 to 13.
.FRIDAY...Mostly cloudy in the morning then becoming cloudy. Chance
of snow. Snow accumulation up to 1 inch. West winds around 10 mph.
Highs 14 to 21.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds around 10 mph. Lows 7 to 14.

$$

ORZ502-180200-
Blue Mountains 4000 to 6000 feet-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. South winds 15 to 25 mph with gusts to
35 mph. Highs 33 to 40.
.TONIGHT...Cloudy. Slight chance of rain in the evening, then chance
of rain after midnight. South winds 15 to 20 mph with gusts to
35 mph. Lows 29 to 36.
.THURSDAY...Rain in the morning, then rain and snow in the
afternoon. Snow accumulation up to 4 inches. Southwest winds 10 to
15 mph. Highs 32 to 39.
.THURSDAY NIGHT...Snow in the evening, then chance of snow after
midnight. Snow accumulation of 1 to 2 inches. Southwest winds up to
10 mph. Lows 20 to 27.
.FRIDAY...Cloudy in the morning then becoming mostly cloudy. Chance
of snow. Southwest winds around 10 mph. Highs 26 to 33.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Southwest winds 10 to 15 mph. Lows 19 to
26.

$$

ORZ509-180200-
Broken Top-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. Southwest winds 20 to 35 mph with gusts to
45 mph. Highs 34 to 41.
.TONIGHT...Rain and snow. Snow accumulation up to 7 inches.
Southwest winds 25 to 40 mph with gusts to 50 mph decreasing to
15 to 25 mph with gusts to 35 mph after midnight. Lows 20 to 27.
.THURSDAY...Snow. Snow accumulation of 2 to 4 inches. Southwest
winds 20 to 30 mph. Highs 22 to 29.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches.
Southwest winds 15 to 20 mph. Lows 10 to 17.
.FRIDAY...Snow likely. Snow accumulation around 1 inch. Southwest
winds 15 to 20 mph. Highs 18 to 25.
.FRIDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. West winds 10 to 15 mph with gusts to 30 mph. Lows 9 to 16.

$$

ORZ509-180200-
Tam McArthur Rim-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. Southwest winds 20 to 35 mph with gusts to
45 mph. Highs 35 to 42.
.TONIGHT...Rain in the evening, then rain and snow after midnight.
No snow accumulation. Southwest winds 30 to 40 mph with gusts to
50 mph decreasing to 15 to 25 mph with gusts to 35 mph after
midnight. Lows 20 to 27.
.THURSDAY...Snow. Snow accumulation of 2 to 4 inches. Southwest
winds 20 to 30 mph. Highs 23 to 30.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches.
Southwest winds 10 to 20 mph. Lows 11 to 18.
.FRIDAY...Snow likely. Snow accumulation around 1 inch. Southwest
winds 10 to 20 mph. Highs 18 to 25.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation around 1 inch. West winds 10 to 15 mph. Gusts up to
25 mph in the evening. Lows 9 to 16.

$$

ORZ509-180200-
Newberry Crater-
356 AM PST Wed Jan 17 2018

.TODAY...Mostly cloudy. South winds 20 to 30 mph with gusts to
40 mph. Highs 37 to 44.
.TONIGHT...Chance of rain in the evening, then rain likely after
midnight. Southwest winds 20 to 35 mph with gusts to 45 mph. Lows
26 to 33.
.THURSDAY...Snow and rain in the morning, then snow in the
afternoon. Snow accumulation up to 3 inches. Southwest winds 20 to
30 mph decreasing to 10 to 20 mph in the afternoon. Highs 27 to 34.
.THURSDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation of 1 to 2 inches. Southwest winds 10 to
20 mph. Lows 15 to 22.
.FRIDAY...Mostly cloudy in the morning then becoming cloudy. Chance
of snow. Southwest winds 10 to 20 mph. Highs 22 to 29.
.FRIDAY NIGHT...Cloudy with chance of snow showers. West winds 10 to
15 mph. Lows 14 to 21.

$$


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