Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 212256
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PST Tue Feb 21 2017

ORZ050-221400-
Wallowa Mountains 8000 to 9000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then numerous
snow showers after midnight. Snow accumulation around 1 inch. 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. Northwest winds around 10 mph. Highs 16 to
23.
.WEDNESDAY NIGHT...Mostly cloudy with chance of snow showers. North
winds around 10 mph. Lows 4 to 11.
.THURSDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation up to 1 inch. North winds
around 10 mph. Highs 12 to 19.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight.
Northwest winds around 10 mph. Lows 1 to 8.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 10 to 17.

$$

ORZ050-221400-
Salt Creek Area 5000 to 7000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Numerous snow showers. Snow accumulation around 1 inch.
Southwest winds around 10 mph in the evening becoming light. Lows
15 to 22.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Light winds
becoming north around 10 mph in the afternoon. Highs 21 to 28.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. North
winds around 10 mph. Lows 9 to 16.
.THURSDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Little or no snow accumulation. North winds
around 10 mph. Highs 18 to 25.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight.
Northwest winds around 10 mph. Lows 6 to 13.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 16 to 23.

$$

ORZ050-062-221400-
Clear Creek Area 6000 to 8000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then numerous
snow showers after midnight. Snow accumulation up to 1 inch. West
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. Light winds
becoming northwest around 10 mph in the afternoon. Highs 18 to 25.
.WEDNESDAY NIGHT...Cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. North winds
around 10 mph. Lows 6 to 13.
.THURSDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Little or no snow accumulation. North winds
around 10 mph. Highs 13 to 20.
.THURSDAY NIGHT...Cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. North winds
around 10 mph. Lows 3 to 10.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 12 to 19.

$$

ORZ050-062-221400-
Catherine Creek Area 6000 to 8000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then numerous
snow showers after midnight. Snow accumulation of 1 to 2 inches.
Northwest winds 10 to 15 mph. Lows 13 to 20.
.WEDNESDAY...Mostly cloudy with chance of snow showers. Northwest
winds around 10 mph. Highs 20 to 27.
.WEDNESDAY NIGHT...Mostly cloudy with slight chance of snow showers.
North winds around 10 mph. Lows 8 to 15.
.THURSDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Little or no snow accumulation. Northwest
winds around 10 mph. Highs 17 to 24.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight.
Northwest winds around 10 mph. Lows 3 to 10.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 14 to 21.

$$

ORZ050-062-221400-
Norway Area 7000 to 10000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then numerous
snow showers after midnight. Snow accumulation up to 1 inch. West
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 11 to
18.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Little or no snow accumulation. Northwest
winds around 10 mph. Highs 17 to 24.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. North winds
around 10 mph. Lows 6 to 13.
.THURSDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Little or no snow accumulation. North winds
around 10 mph. Highs 12 to 19.
.THURSDAY NIGHT...Cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. North winds
around 10 mph. Lows 1 to 8.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 10 to 17.

$$

ORZ062-503-221400-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then scattered
snow showers after midnight. Snow accumulation around 1 inch. West
winds 10 to 20 mph. Lows 8 to 15.
.WEDNESDAY...Mostly cloudy in the morning then becoming cloudy.
Chance of snow showers. Northwest winds 10 to 15 mph. Highs 18 to
25.
.WEDNESDAY NIGHT...Cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. Northwest winds
around 10 mph. Lows 6 to 13.
.THURSDAY...Cloudy with chance of snow showers in the morning, then
snow showers likely in the afternoon. Snow accumulation up to
1 inch. Northwest winds around 10 mph. Highs 12 to 19.
.THURSDAY NIGHT...Cloudy. Chance of snow showers in the evening,
then slight chance of snow showers after midnight. Northwest winds
10 to 15 mph. Lows zero to 7 above zero.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Northwest
winds around 10 mph in the morning becoming light. Highs 11 to 18.

$$

ORZ502-221400-
Blue Mountains 4000 to 6000 feet-
256 PM PST Tue Feb 21 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 AM PST WEDNESDAY...

.TONIGHT...Widespread snow showers in the evening, then numerous
snow showers after midnight. Snow accumulation up to 3 inches. West
winds 10 to 20 mph with gusts to 30 mph. Lows 17 to 24.
.WEDNESDAY...Mostly cloudy with chance of snow showers. West winds
around 10 mph. Highs 26 to 32.
.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...Cloudy with chance of snow showers. Snow accumulation up
to 1 inch. Light winds becoming west around 10 mph in the afternoon.
Highs 20 to 27.
.THURSDAY NIGHT...Mostly cloudy with slight chance of snow showers.
West winds around 10 mph. Lows 9 to 16.
.FRIDAY...Mostly cloudy. Slight chance of snow showers in the
morning, then chance of snow showers in the afternoon. Light winds.
Highs 19 to 26.

$$

ORZ509-221400-
Broken Top-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then scattered
snow showers after midnight. Snow accumulation up to 2 inches. 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 13 to 20.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation up to 1 inch. West
winds around 10 mph. Lows 7 to 14.
.THURSDAY...Cloudy with chance of snow showers. Little or no snow
accumulation. Northwest winds around 10 mph. Highs 9 to 16.
.THURSDAY NIGHT...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.
.FRIDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation up to 1 inch. Southwest
winds around 10 mph in the morning becoming light. Highs 12 to 19.

$$

ORZ509-221400-
Tam McArthur Rim-
256 PM PST Tue Feb 21 2017

.TONIGHT...Widespread snow showers in the evening, then scattered
snow showers after midnight. Snow accumulation up to 2 inches. 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 12 to 19.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation up to 1 inch. West
winds around 10 mph. Lows 7 to 14.
.THURSDAY...Cloudy with chance of snow showers. Little or no snow
accumulation. Northwest winds around 10 mph. Highs 10 to 17.
.THURSDAY NIGHT...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.
.FRIDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation up to 1 inch. Light
winds. Highs 13 to 20.

$$

ORZ509-221400-
Newberry Crater-
256 PM PST Tue Feb 21 2017

.TONIGHT...Numerous snow showers in the evening, then scattered snow
showers after midnight. Snow accumulation up to 1 inch. West winds
15 to 20 mph decreasing to around 10 mph after midnight. Lows 12 to
19.
.WEDNESDAY...Mostly cloudy with chance of snow showers in the
morning, then snow showers likely in the afternoon. Snow
accumulation up to 1 inch. Light winds becoming northwest around
10 mph in the afternoon. Highs 14 to 21.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Little or no
snow accumulation. Northwest winds around 10 mph. Lows 9 to 16.
.THURSDAY...Cloudy with chance of snow showers. Little or no snow
accumulation. Northwest winds around 10 mph. Highs 14 to 21.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight.
Northwest winds around 10 mph. Lows 5 to 12.
.FRIDAY...Mostly cloudy with chance of snow showers. Light winds
becoming south around 10 mph in the afternoon. Highs 14 to 21.

$$


http://weather.gov/pendleton



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