Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 191056
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PDT Thu Oct 19 2017

ORZ050-200100-
Wallowa Mountains 8000 to 9000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Partly cloudy in the morning then becoming mostly cloudy.
Southwest winds 15 to 20 mph with gusts to 30 mph shifting to the
south 20 to 30 mph with gusts to 40 mph in the afternoon. Highs
39 to 46.
.TONIGHT...Rain and snow likely in the evening, then snow and rain
after midnight. Snow accumulation up to 4 inches. Southwest winds
25 to 35 mph with gusts to 45 mph becoming west 10 to 15 mph with
gusts to 30 mph after midnight. Lows 18 to 25.
.FRIDAY...Snow showers. Snow accumulation of 1 to 2 inches. West
winds 10 to 20 mph. Highs 22 to 29.
.FRIDAY NIGHT...Snow showers likely in the evening, then slight
chance of snow after midnight. Snow accumulation up to 1 inch. West
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 12 to
19.
.SATURDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 4 inches. South winds around 10 mph
increasing to southwest 15 to 25 mph in the afternoon. Highs 28 to
34.
.SATURDAY NIGHT...Snow and rain. Snow accumulation of 2 to 4 inches.
Southwest winds 15 to 20 mph with gusts to 30 mph. Lows 22 to 29.

$$

ORZ050-200100-
Salt Creek Area 5000 to 7000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Sunny in the morning then becoming partly cloudy. South
winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon.
Highs 46 to 53.
.TONIGHT...Chance of rain in the evening, then rain after midnight.
South winds 15 to 25 mph with gusts to 35 mph becoming southwest
around 10 mph with gusts to 25 mph after midnight. Lows 27 to 34.
.FRIDAY...Snow showers and showers in the morning, then snow showers
likely in the afternoon. Snow accumulation around 1 inch. Southwest
winds around 10 mph. Highs 31 to 38.
.FRIDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening. Southwest winds around 10 mph in the evening becoming
light. Lows 19 to 26.
.SATURDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 4 inches. Light winds becoming south 15 to
20 mph in the afternoon. Highs 27 to 34.
.SATURDAY NIGHT...Rain. South winds 10 to 15 mph. Lows 27 to 34.

$$

ORZ050-062-200100-
Clear Creek Area 6000 to 8000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Sunny in the morning then becoming partly cloudy. South
winds 10 to 15 mph increasing to 15 to 25 mph with gusts to 35 mph
in the afternoon. Highs 44 to 51.
.TONIGHT...Chance of rain in the evening, then rain and snow after
midnight. Snow accumulation up to 3 inches. Southwest winds 20 to
30 mph with gusts to 40 mph becoming west around 10 mph with gusts
to 30 mph after midnight. Lows 24 to 31.
.FRIDAY...Snow showers. Snow accumulation of 1 to 2 inches. West
winds 10 to 15 mph. Highs 27 to 34.
.FRIDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening. Snow accumulation up to 1 inch. West winds 10 to 15 mph.
Lows 16 to 23.
.SATURDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 5 inches. Light winds becoming south 15 to
20 mph in the afternoon. Highs 25 to 32.
.SATURDAY NIGHT...Snow and rain. Snow accumulation of 2 to 4 inches.
South winds 10 to 15 mph. Lows 25 to 32.

$$

ORZ050-062-200100-
Catherine Creek Area 6000 to 8000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Partly cloudy in the morning then becoming mostly cloudy.
South winds 10 to 15 mph increasing to 15 to 25 mph with gusts to
35 mph in the afternoon. Highs 45 to 52.
.TONIGHT...Rain likely in the evening, then rain and snow after
midnight. Snow accumulation up to 4 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 24 to 31.
.FRIDAY...Snow showers in the morning, then snow showers likely in
the afternoon. Snow accumulation of 1 to 2 inches. West winds 10 to
15 mph. Gusts up to 25 mph in the afternoon. Highs 28 to 35.
.FRIDAY NIGHT...Snow showers likely in the evening, then slight
chance of snow after midnight. Snow accumulation up to 1 inch. West
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 18 to
25.
.SATURDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 5 inches. South winds around 10 mph
increasing to 15 to 20 mph with gusts to 30 mph in the afternoon.
Highs 27 to 34.
.SATURDAY NIGHT...Rain and snow. Snow accumulation of 2 to 4 inches.
South winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows
25 to 32.

$$

ORZ050-062-200100-
Norway Area 7000 to 10000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Southwest
winds 10 to 15 mph with gusts to 25 mph shifting to the south 15 to
25 mph with gusts to 35 mph in the afternoon. Highs 42 to 49.
.TONIGHT...Rain and snow likely in the evening, then snow after
midnight. Snow accumulation up to 3 inches. Southwest winds 20 to
30 mph with gusts to 45 mph becoming west 10 to 15 mph with gusts to
35 mph after midnight. Lows 22 to 29.
.FRIDAY...Snow showers. Snow accumulation of 1 to 2 inches. West
winds 10 to 15 mph with gusts to 25 mph. Highs 25 to 32.
.FRIDAY NIGHT...Snow showers likely in the evening, then slight
chance of snow after midnight. Snow accumulation up to 1 inch. West
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 15 to
22.
.SATURDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 6 inches. South winds around 10 mph
increasing to 15 to 20 mph with gusts to 30 mph in the afternoon.
Highs 24 to 31.
.SATURDAY NIGHT...Snow. Snow accumulation of 2 to 4 inches. South
winds 10 to 15 mph. Lows 23 to 30.

$$

ORZ062-503-200100-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Southwest
winds 15 to 20 mph with gusts to 30 mph. Highs 42 to 49.
.TONIGHT...Rain and snow in the evening, then snow after midnight.
Snow accumulation up to 2 inches. Southwest winds 15 to 25 mph with
gusts to 35 mph. Lows 19 to 26.
.FRIDAY...Snow showers likely. Snow accumulation of 1 to 2 inches.
West winds 15 to 20 mph with gusts to 30 mph. Highs 22 to 29.
.FRIDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening. Snow accumulation up to 1 inch. West winds 10 to 20 mph.
Gusts up to 30 mph in the evening. Lows 15 to 22.
.SATURDAY...Snow. Snow accumulation of 2 to 5 inches. South winds
10 to 20 mph. Gusts up to 30 mph in the afternoon. Highs 27 to 34.
.SATURDAY NIGHT...Rain and snow. Snow accumulation up to 3 inches.
Southwest winds 15 to 25 mph. Gusts up to 35 mph after midnight.
Lows 25 to 32.

$$

ORZ502-200100-
Blue Mountains 4000 to 6000 feet-
356 AM PDT Thu Oct 19 2017

.TODAY...Mostly cloudy in the morning then becoming cloudy.
Southwest winds 10 to 20 mph with gusts to 30 mph. Highs 53 to 59.
.TONIGHT...Rain. West winds 10 to 15 mph. Gusts up to 25 mph after
midnight. Lows 29 to 36.
.FRIDAY...Showers and snow showers likely. Snow accumulation up to
2 inches. West winds 10 to 20 mph with gusts to 30 mph. Highs 33 to
40.
.FRIDAY NIGHT...Mostly cloudy. Chance of snow showers and showers in
the evening. West winds 15 to 25 mph with gusts to 35 mph shifting
to the southwest 10 to 15 mph with gusts to 25 mph after midnight.
Lows 23 to 30.
.SATURDAY...Snow likely in the morning, then snow and rain in the
afternoon. Snow accumulation up to 4 inches. South winds 10 to
15 mph. Gusts up to 30 mph in the afternoon. Highs 30 to 37.
.SATURDAY NIGHT...Rain. South winds 10 to 20 mph with gusts to
35 mph. Lows 32 to 39.

$$

ORZ509-200100-
Broken Top-
356 AM PDT Thu Oct 19 2017

.TODAY...Rain likely in the morning, then rain in the afternoon.
Southwest winds 20 to 35 mph with gusts to 50 mph. Highs 34 to 41.
.TONIGHT...Snow and rain in the evening, then snow after midnight.
Snow accumulation of 2 to 6 inches. Southwest winds 20 to 30 mph
with gusts to 45 mph. Lows 16 to 23.
.FRIDAY...Snow showers. Snow accumulation of 2 to 4 inches.
Southwest winds 20 to 30 mph with gusts to 40 mph. Highs 20 to 27.
.FRIDAY NIGHT...Snow showers likely in the evening, then snow likely
after midnight. Snow accumulation up to 3 inches. Southwest winds
15 to 25 mph. Gusts up to 35 mph in the evening. Lows 15 to 22.
.SATURDAY...Snow in the morning, then rain in the afternoon. Snow
accumulation up to 8 inches. Southwest winds 15 to 20 mph increasing
to 25 to 35 mph with gusts to 50 mph in the afternoon. Highs 31 to
38.
.SATURDAY NIGHT...Cloudy with chance of rain. Southwest winds 25 to
40 mph with gusts to 50 mph. Lows 27 to 34.

$$

ORZ509-200100-
Tam McArthur Rim-
356 AM PDT Thu Oct 19 2017

.TODAY...Rain likely in the morning, then rain in the afternoon.
Southwest winds 20 to 35 mph with gusts to 45 mph. Highs 35 to 42.
.TONIGHT...Snow and rain in the evening, then snow after midnight.
Snow accumulation of 2 to 6 inches. Southwest winds 20 to 30 mph
with gusts to 45 mph. Lows 16 to 23.
.FRIDAY...Snow showers. Snow accumulation of 2 to 3 inches.
Southwest winds 15 to 25 mph with gusts to 35 mph. Highs 20 to 27.
.FRIDAY NIGHT...Snow showers likely in the evening, then snow likely
after midnight. Snow accumulation up to 2 inches. West winds 15 to
25 mph with gusts to 35 mph shifting to the southwest 10 to 15 mph
with gusts to 25 mph after midnight. Lows 16 to 23.
.SATURDAY...Snow in the morning, then rain in the afternoon. Snow
accumulation up to 7 inches. Southwest winds 15 to 20 mph shifting
to the west 20 to 30 mph with gusts to 45 mph in the afternoon.
Highs 32 to 39.
.SATURDAY NIGHT...Mostly cloudy with chance of rain. Southwest winds
25 to 40 mph with gusts to 50 mph. Lows 28 to 35.

$$

ORZ509-200100-
Newberry Crater-
356 AM PDT Thu Oct 19 2017

.TODAY...Mostly cloudy in the morning, then rain likely in the
afternoon. Southwest winds 20 to 35 mph. Gusts up to 40 mph
increasing to 50 mph in the afternoon. Highs 43 to 50.
.TONIGHT...Rain in the evening, then snow likely after midnight.
Snow accumulation up to 1 inch. Southwest winds 20 to 30 mph with
gusts to 45 mph. Lows 20 to 27.
.FRIDAY...Snow showers likely. Snow accumulation up to 1 inch.
Southwest winds 20 to 30 mph with gusts to 40 mph. Highs 26 to 33.
.FRIDAY NIGHT...Cloudy. Chance of snow showers in the evening, then
chance of snow after midnight. Snow accumulation up to 1 inch. West
winds 15 to 25 mph shifting to the southwest 10 to 15 mph after
midnight. Lows 19 to 26.
.SATURDAY...Snow in the morning, then rain in the afternoon. Snow
accumulation up to 3 inches. South winds 15 to 20 mph with gusts to
30 mph increasing to southwest 25 to 35 mph with gusts to 45 mph in
the afternoon. Highs 36 to 43.
.SATURDAY NIGHT...Cloudy with chance of rain. Southwest winds 20 to
30 mph with gusts to 40 mph. Lows 29 to 36.

$$


http://weather.gov/pendleton



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