Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 132256
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PST Wed Dec 13 2017

ORZ050-141400-
Wallowa Mountains 8000 to 9000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Clear. Northeast winds around 10 mph in the evening
becoming light. Lows 20 to 27.
.THURSDAY...Sunny. Light winds becoming west around 10 mph in the
afternoon. Highs 33 to 40.
.THURSDAY NIGHT...Partly cloudy. West winds around 10 mph. Lows
22 to 29.
.FRIDAY...Partly cloudy with slight chance of snow in the morning,
then mostly cloudy with chance of snow in the afternoon. Southwest
winds 10 to 15 mph. Highs 29 to 36.
.FRIDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. Northwest winds
around 10 mph. Lows 9 to 16.
.SATURDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Northwest winds
10 to 15 mph. Highs 16 to 23.

$$

ORZ050-141400-
Salt Creek Area 5000 to 7000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Partly cloudy in the evening then becoming clear.
Northwest winds around 10 mph in the evening becoming light. Lows
21 to 28.
.THURSDAY...Sunny. South winds up to 10 mph. Highs 30 to 37.
.THURSDAY NIGHT...Partly cloudy. South winds around 10 mph in the
evening becoming light. Lows 19 to 26.
.FRIDAY...Partly cloudy with slight chance of snow in the morning,
then mostly cloudy with chance of snow in the afternoon. Light
winds. Highs 29 to 36.
.FRIDAY NIGHT...Mostly cloudy with chance of snow. Snow accumulation
up to 1 inch. Light winds. Lows 17 to 24.
.SATURDAY...Mostly cloudy with slight chance of snow showers. Light
winds becoming northwest around 10 mph in the afternoon. Highs 24 to
31.

$$

ORZ050-062-141400-
Clear Creek Area 6000 to 8000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Partly cloudy. North winds 10 to 15 mph in the evening
becoming light. Lows 22 to 29.
.THURSDAY...Partly cloudy. Light winds. Highs 31 to 38.
.THURSDAY NIGHT...Partly cloudy. Southwest winds around 10 mph in
the evening becoming light. Lows 21 to 28.
.FRIDAY...Mostly cloudy. Slight chance of snow in the morning, then
chance of snow in the afternoon. Light winds. Highs 29 to 36.
.FRIDAY NIGHT...Mostly cloudy with chance of snow. Snow accumulation
up to 1 inch. West winds around 10 mph. Lows 14 to 21.
.SATURDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Northwest winds
around 10 mph. Highs 22 to 29.

$$

ORZ050-062-141400-
Catherine Creek Area 6000 to 8000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Partly cloudy. Northeast winds around 10 mph in the
evening becoming light. Lows 23 to 30.
.THURSDAY...Partly cloudy. Light winds. Highs 32 to 39.
.THURSDAY NIGHT...Partly cloudy. South winds around 10 mph in the
evening becoming light. Lows 23 to 30.
.FRIDAY...Mostly cloudy. Slight chance of snow in the morning, then
chance of snow in the afternoon. Little or no snow accumulation.
Light winds. Highs 29 to 36.
.FRIDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. Light winds
becoming northwest around 10 mph after midnight. Lows 14 to 21.
.SATURDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Northwest winds
around 10 mph. Highs 21 to 28.

$$

ORZ050-062-141400-
Norway Area 7000 to 10000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Partly cloudy. North winds 10 to 15 mph in the evening
becoming light. Lows 23 to 30.
.THURSDAY...Partly cloudy. Light winds. Highs 31 to 38.
.THURSDAY NIGHT...Partly cloudy. West winds around 10 mph in the
evening becoming light. Lows 23 to 30.
.FRIDAY...Mostly cloudy. Slight chance of snow in the morning, then
chance of snow in the afternoon. Southwest winds around 10 mph.
Highs 29 to 36.
.FRIDAY NIGHT...Mostly cloudy with chance of snow. Snow accumulation
up to 1 inch. Northwest winds around 10 mph. Lows 12 to 19.
.SATURDAY...Mostly cloudy. Chance of snow showers in the morning,
then slight chance of snow showers in the afternoon. Northwest winds
10 to 15 mph. Highs 19 to 26.

$$

ORZ062-503-141400-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Mostly cloudy in the evening then becoming partly cloudy.
Northeast winds around 10 mph in the evening becoming light. Lows
25 to 32.
.THURSDAY...Partly cloudy. Light winds becoming southwest around
10 mph in the afternoon. Highs 35 to 42.
.THURSDAY NIGHT...Partly cloudy. Southwest winds around 10 mph. Lows
26 to 33.
.FRIDAY...Mostly cloudy with chance of snow. Little or no snow
accumulation. West winds 10 to 15 mph. Highs 33 to 40.
.FRIDAY NIGHT...Mostly cloudy with chance of snow. Snow accumulation
up to 1 inch. Northwest winds 10 to 15 mph. Lows 12 to 19.
.SATURDAY...Mostly cloudy with slight chance of snow showers.
Northwest winds 10 to 15 mph. Highs 18 to 25.

$$

ORZ502-141400-
Blue Mountains 4000 to 6000 feet-
256 PM PST Wed Dec 13 2017

.TONIGHT...Partly cloudy in the evening then becoming clear. Light
winds. Lows 21 to 28.
.THURSDAY...Sunny. South winds up to 10 mph. Highs 33 to 39.
.THURSDAY NIGHT...Partly cloudy. South winds around 10 mph in the
evening becoming light. Lows 21 to 28.
.FRIDAY...Mostly cloudy with chance of snow in the morning, then
snow likely in the afternoon. Snow accumulation up to 2 inches.
Southwest winds up to 10 mph. Highs 34 to 40.
.FRIDAY NIGHT...Snow likely in the evening, then chance of snow
after midnight. Snow accumulation up to 2 inches. West winds around
10 mph. Lows 17 to 24.
.SATURDAY...Mostly cloudy with slight chance of snow showers. West
winds up to 10 mph. Highs 25 to 32.

$$

ORZ509-141400-
Broken Top-
256 PM PST Wed Dec 13 2017

.TONIGHT...Clear. Southeast winds around 10 mph. Lows 21 to 28.
.THURSDAY...Sunny. South winds around 10 mph in the morning becoming
light. Highs 45 to 52.
.THURSDAY NIGHT...Clear in the evening then becoming partly cloudy.
West winds around 10 mph. Lows 22 to 29.
.FRIDAY...Mostly cloudy. Slight chance of snow in the morning, then
chance of snow and rain in the afternoon. West winds 10 to 15 mph.
Highs 33 to 40.
.FRIDAY NIGHT...Mostly cloudy with chance of snow in the evening,
then partly cloudy after midnight. Northwest winds 10 to 15 mph.
Gusts up to 25 mph in the evening. Lows 15 to 22.
.SATURDAY...Cloudy with slight chance of snow showers. Northwest
winds 10 to 15 mph. Gusts up to 25 mph in the morning. Highs 26 to
33.

$$

ORZ509-141400-
Tam McArthur Rim-
256 PM PST Wed Dec 13 2017

.TONIGHT...Clear. Southeast winds around 10 mph. Lows 22 to 29.
.THURSDAY...Sunny. Light winds. Highs 45 to 52.
.THURSDAY NIGHT...Clear in the evening then becoming partly cloudy.
West winds around 10 mph. Lows 22 to 29.
.FRIDAY...Mostly cloudy. Slight chance of snow in the morning, then
chance of snow and rain in the afternoon. West winds 10 to 15 mph.
Highs 33 to 40.
.FRIDAY NIGHT...Mostly cloudy with chance of snow in the evening,
then partly cloudy after midnight. West winds 10 to 15 mph. Lows
15 to 22.
.SATURDAY...Cloudy with slight chance of snow showers. Northwest
winds 10 to 15 mph. Gusts up to 25 mph in the morning. Highs 26 to
33.

$$

ORZ509-141400-
Newberry Crater-
256 PM PST Wed Dec 13 2017

.TONIGHT...Clear. East winds around 10 mph. Lows 26 to 33.
.THURSDAY...Sunny. Southeast winds around 10 mph in the morning
becoming light. Highs 44 to 51.
.THURSDAY NIGHT...Clear. Southwest winds around 10 mph. Lows 25 to
32.
.FRIDAY...Mostly cloudy. West winds 10 to 15 mph. Highs 37 to 44.
.FRIDAY NIGHT...Mostly cloudy with slight chance of snow in the
evening, then partly cloudy after midnight. Northwest winds 10 to
15 mph. Gusts up to 25 mph after midnight. Lows 17 to 24.
.SATURDAY...Mostly cloudy. Northwest winds 10 to 15 mph. Highs 28 to
35.

$$


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