Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 192256
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PST Sun Nov 19 2017

ORZ050-201400-
Wallowa Mountains 8000 to 9000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow after midnight. Snow accumulation up to 3 inches.
West winds 20 to 30 mph. Lows 23 to 30.
.MONDAY...Snow. Snow accumulation of 2 to 4 inches. Southwest winds
20 to 30 mph decreasing to 15 to 20 mph in the afternoon. Highs
28 to 35.
.MONDAY NIGHT...Cloudy. Chance of snow in the evening, then chance
of snow and rain after midnight. Snow accumulation up to 1 inch.
Southwest winds 10 to 15 mph. Gusts up to 30 mph in the evening.
Lows 26 to 33.
.TUESDAY...Rain and snow likely in the morning, then rain likely in
the afternoon. Snow accumulation up to 1 inch. Southwest winds 10 to
15 mph. Gusts up to 30 mph in the afternoon. Highs 33 to 40.
.TUESDAY NIGHT...Rain. South winds 10 to 20 mph. Lows 30 to 37.
.WEDNESDAY...Cloudy with chance of rain. South winds 10 to 15 mph.
Gusts up to 25 mph in the afternoon. Highs 37 to 44.

$$

ORZ050-201400-
Salt Creek Area 5000 to 7000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow likely after midnight. Snow accumulation up to
2 inches. South winds 10 to 15 mph with gusts to 30 mph. Lows 24 to
31.
.MONDAY...Snow in the morning, then snow and rain in the afternoon.
Snow accumulation up to 3 inches. South winds 10 to 15 mph. Highs
30 to 37.
.MONDAY NIGHT...Cloudy with chance of rain. South winds around
10 mph. Lows 29 to 36.
.TUESDAY...Rain likely. South winds 10 to 15 mph. Highs 35 to 42.
.TUESDAY NIGHT...Rain. South winds around 10 mph. Lows 32 to 39.
.WEDNESDAY...Cloudy with chance of rain. South winds 10 to 15 mph.
Highs 40 to 47.

$$

ORZ050-062-201400-
Clear Creek Area 6000 to 8000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow after midnight. Snow accumulation up to 2 inches.
South winds 10 to 15 mph. Lows 22 to 29.
.MONDAY...Snow. Snow accumulation of 2 to 4 inches. South winds
10 to 15 mph. Highs 29 to 36.
.MONDAY NIGHT...Rain and snow likely in the evening, then chance of
rain after midnight. Snow accumulation up to 2 inches. South winds
10 to 15 mph. Lows 28 to 35.
.TUESDAY...Rain. South winds 10 to 15 mph. Highs 35 to 42.
.TUESDAY NIGHT...Rain. South winds 10 to 15 mph. Lows 31 to 38.
.WEDNESDAY...Rain likely in the morning, then chance of rain in the
afternoon. Southeast winds 10 to 15 mph. Highs 37 to 44.

$$

ORZ050-062-201400-
Catherine Creek Area 6000 to 8000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow after midnight. Snow accumulation up to 2 inches.
South winds 10 to 15 mph. Lows 23 to 30.
.MONDAY...Snow. Snow accumulation of 2 to 4 inches. South winds
10 to 15 mph with gusts to 25 mph. Highs 30 to 37.
.MONDAY NIGHT...Rain and snow likely in the evening, then chance of
rain after midnight. Snow accumulation up to 2 inches. South winds
around 10 mph. Lows 28 to 35.
.TUESDAY...Rain likely in the morning, then rain in the afternoon.
South winds 10 to 15 mph. Highs 37 to 44.
.TUESDAY NIGHT...Rain. South winds 10 to 15 mph. Lows 32 to 39.
.WEDNESDAY...Rain likely in the morning, then chance of rain in the
afternoon. South winds 10 to 15 mph. Gusts up to 25 mph in the
afternoon. Highs 40 to 47.

$$

ORZ050-062-201400-
Norway Area 7000 to 10000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow after midnight. Snow accumulation up to 2 inches.
South winds 10 to 15 mph. Lows 22 to 29.
.MONDAY...Snow. Snow accumulation of 3 to 4 inches. Southwest winds
10 to 15 mph with gusts to 25 mph. Highs 27 to 34.
.MONDAY NIGHT...Snow likely in the evening, then chance of rain and
snow after midnight. Snow accumulation up to 2 inches. South winds
10 to 15 mph. Lows 26 to 33.
.TUESDAY...Rain and snow in the morning, then rain in the afternoon.
No snow accumulation. Southwest winds 10 to 15 mph. Gusts up to
30 mph in the afternoon. Highs 34 to 41.
.TUESDAY NIGHT...Rain. South winds 10 to 15 mph. Lows 30 to 37.
.WEDNESDAY...Rain likely in the morning, then chance of rain in the
afternoon. Southeast winds 10 to 15 mph. Highs 37 to 44.

$$

ORZ062-503-201400-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Snow after midnight. Snow accumulation up to 1 inch.
Southwest winds 15 to 25 mph with gusts to 35 mph. Lows 23 to 30.
.MONDAY...Snow in the morning, then snow and rain in the afternoon.
Snow accumulation up to 3 inches. Southwest winds 15 to 20 mph with
gusts to 30 mph. Highs 28 to 35.
.MONDAY NIGHT...Cloudy. Chance of rain and snow in the evening, then
chance of rain after midnight. No snow accumulation. Southwest winds
10 to 15 mph. Lows 28 to 35.
.TUESDAY...Rain likely. Southwest winds 10 to 15 mph. Gusts up to
30 mph in the afternoon. Highs 32 to 39.
.TUESDAY NIGHT...Rain. South winds 10 to 15 mph with gusts to
25 mph. Lows 31 to 38.
.WEDNESDAY...Cloudy with chance of rain. South winds 10 to 15 mph.
Highs 40 to 47.

$$

ORZ502-201400-
Blue Mountains 4000 to 6000 feet-
256 PM PST Sun Nov 19 2017

.TONIGHT...Slight chance of rain and snow in the evening, then rain
after midnight. Snow accumulation up to 3 inches. Southwest winds
10 to 20 mph with gusts to 40 mph. Lows 26 to 33.
.MONDAY...Rain. Southwest winds 10 to 15 mph with gusts to 35 mph.
Highs 38 to 44.
.MONDAY NIGHT...Cloudy with chance of rain. Southwest winds 10 to
15 mph. Lows 30 to 37.
.TUESDAY...Rain likely in the morning, then rain in the afternoon.
South winds 10 to 15 mph. Gusts up to 30 mph in the afternoon. Highs
39 to 46.
.TUESDAY NIGHT...Rain. South winds 10 to 15 mph with gusts to
25 mph. Lows 36 to 43.
.WEDNESDAY...Rain likely in the morning, then chance of rain in the
afternoon. South winds 10 to 15 mph. Gusts up to 25 mph in the
afternoon. Highs 47 to 54.

$$

ORZ509-201400-
Broken Top-
256 PM PST Sun Nov 19 2017

.TONIGHT...Chance of snow in the evening, then rain and snow after
midnight. Snow accumulation up to 6 inches. Southwest winds 20 to
30 mph with gusts to 40 mph. Lows 25 to 32.
.MONDAY...Rain. Southwest winds 15 to 25 mph with gusts to 35 mph.
Highs 34 to 41.
.MONDAY NIGHT...Chance of rain in the evening, then rain likely
after midnight. Southwest winds 10 to 20 mph with gusts to 30 mph.
Lows 30 to 37.
.TUESDAY...Rain likely in the morning, then chance of rain in the
afternoon. Southwest winds 15 to 25 mph. Gusts up to 30 mph
increasing to 40 mph in the afternoon. Highs 37 to 44.
.TUESDAY NIGHT...Chance of rain in the evening, then rain likely
after midnight. Southwest winds 15 to 25 mph with gusts to 35 mph.
Lows 32 to 39.
.WEDNESDAY...Mostly cloudy with chance of rain. Southwest winds
15 to 20 mph with gusts to 35 mph. Highs 43 to 50.

$$

ORZ509-201400-
Tam McArthur Rim-
256 PM PST Sun Nov 19 2017

.TONIGHT...Chance of snow in the evening, then rain and snow after
midnight. Snow accumulation up to 1 inch. Southwest winds 20 to
30 mph with gusts to 40 mph. Lows 25 to 32.
.MONDAY...Rain. Southwest winds 15 to 25 mph with gusts to 35 mph.
Highs 34 to 41.
.MONDAY NIGHT...Chance of rain in the evening, then rain likely
after midnight. Southwest winds 10 to 15 mph with gusts to 30 mph.
Lows 30 to 37.
.TUESDAY...Rain likely in the morning, then chance of rain in the
afternoon. Southwest winds 15 to 25 mph. Gusts up to 30 mph
increasing to 40 mph in the afternoon. Highs 38 to 45.
.TUESDAY NIGHT...Cloudy with chance of rain. Southwest winds 15 to
25 mph with gusts to 35 mph. Lows 32 to 39.
.WEDNESDAY...Mostly cloudy with chance of rain. Southwest winds
10 to 20 mph with gusts to 35 mph. Highs 43 to 50.

$$

ORZ509-201400-
Newberry Crater-
256 PM PST Sun Nov 19 2017

.TONIGHT...Slight chance of snow in the evening, then rain after
midnight. Little or no snow accumulation. Southwest winds 20 to
30 mph with gusts to 45 mph. Lows 25 to 32.
.MONDAY...Rain in the morning, then rain likely in the afternoon.
Southwest winds 15 to 25 mph with gusts to 35 mph. Highs 35 to 42.
.MONDAY NIGHT...Mostly cloudy with chance of rain. Southwest winds
15 to 20 mph with gusts to 30 mph. Lows 30 to 37.
.TUESDAY...Cloudy with chance of rain. South winds 10 to 15 mph with
gusts to 30 mph increasing to 15 to 25 mph with gusts to 40 mph in
the afternoon. Highs 41 to 48.
.TUESDAY NIGHT...Cloudy with chance of rain. South winds 15 to
20 mph with gusts to 30 mph. Lows 33 to 40.
.WEDNESDAY...Mostly cloudy with slight chance of rain. South winds
10 to 20 mph. Highs 45 to 52.

$$


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