Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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306
FWUS46 KPDT 222156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PDT Wed Mar 22 2017

ORZ050-231300-
Wallowa Mountains 8000 to 9000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread snow showers and isolated thunderstorms in the
evening, then chance of snow showers after midnight. Snow
accumulation up to 3 inches. Northwest winds around 10 mph. Lows
12 to 19.
.THURSDAY...Partly cloudy. Light winds. Highs 27 to 34.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow after midnight.
South winds around 10 mph increasing to 15 to 20 mph after midnight.
Lows 19 to 26.
.FRIDAY...Snow. Snow accumulation of 2 to 3 inches. South winds
15 to 25 mph with gusts to 35 mph. Highs 28 to 35.
.FRIDAY NIGHT...Snow showers. Snow accumulation of 1 to 2 inches.
South winds 15 to 20 mph with gusts to 30 mph shifting to the
southwest around 10 mph after midnight. Lows 20 to 27.
.SATURDAY...Snow showers likely. Snow accumulation around 1 inch.
Light winds. Highs 27 to 34.

$$

ORZ050-231300-
Salt Creek Area 5000 to 7000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread showers, snow showers and isolated
thunderstorms in the evening, then chance of snow showers after
midnight. Snow accumulation up to 2 inches. West winds around 10 mph
shifting to the north after midnight. Lows 17 to 24.
.THURSDAY...Partly cloudy in the morning then clearing. Light winds.
Highs 35 to 42.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with chance of snow after midnight. South winds 10 to 15 mph. Lows
23 to 30.
.FRIDAY...Snow. Snow accumulation of 1 to 3 inches. South winds
10 to 15 mph. Highs 33 to 40.
.FRIDAY NIGHT...Snow showers in the evening, then snow showers
likely after midnight. Snow accumulation of 1 to 2 inches. South
winds 10 to 15 mph in the evening becoming light. Lows 24 to 31.
.SATURDAY...Snow showers likely. Snow accumulation around 1 inch.
Light winds. Highs 35 to 42.

$$

ORZ050-062-231300-
Clear Creek Area 6000 to 8000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread snow showers and isolated thunderstorms in the
evening, then chance of snow showers after midnight. Snow
accumulation up to 2 inches. Southwest winds around 10 mph shifting
to the northwest after midnight. Lows 16 to 23.
.THURSDAY...Partly cloudy. Northwest winds around 10 mph in the
morning becoming light. Highs 31 to 38.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow after midnight.
Little or no snow accumulation. South winds 10 to 15 mph. Lows 22 to
29.
.FRIDAY...Snow. Snow accumulation of 2 to 3 inches. South winds
10 to 20 mph. Highs 29 to 36.
.FRIDAY NIGHT...Snow showers. Snow accumulation of 1 to 2 inches.
South winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows
22 to 29.
.SATURDAY...Snow showers likely. Snow accumulation around 1 inch.
Light winds. Highs 30 to 37.

$$

ORZ050-062-231300-
Catherine Creek Area 6000 to 8000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread snow showers and isolated thunderstorms in the
evening, then slight chance of snow showers after midnight. Snow
accumulation up to 2 inches. Northwest winds around 10 mph. Lows
17 to 24.
.THURSDAY...Partly cloudy. Northwest winds around 10 mph in the
morning becoming light. Highs 31 to 38.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow after midnight.
Little or no snow accumulation. South winds around 10 mph increasing
to 15 to 20 mph after midnight. Lows 22 to 29.
.FRIDAY...Snow. Snow accumulation of 2 to 3 inches. South winds
10 to 20 mph with gusts to 30 mph. Highs 31 to 38.
.FRIDAY NIGHT...Snow showers in the evening, then snow showers
likely after midnight. Snow accumulation of 1 to 2 inches. South
winds 10 to 15 mph with gusts to 25 mph in the evening becoming
light. Lows 23 to 30.
.SATURDAY...Snow showers likely. Snow accumulation around 1 inch.
Light winds. Highs 32 to 39.

$$

ORZ050-062-231300-
Norway Area 7000 to 10000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread snow showers and isolated thunderstorms in the
evening, then chance of snow showers after midnight. Snow
accumulation up to 2 inches. West winds around 10 mph shifting to
the northwest after midnight. Lows 15 to 22.
.THURSDAY...Partly cloudy. Northwest winds around 10 mph in the
morning becoming light. Highs 29 to 36.
.THURSDAY NIGHT...Mostly cloudy. Chance of snow after midnight.
Little or no snow accumulation. South winds 10 to 15 mph. Gusts up
to 25 mph after midnight. Lows 21 to 28.
.FRIDAY...Snow. Snow accumulation around 3 inches. South winds 10 to
20 mph with gusts to 30 mph. Highs 28 to 35.
.FRIDAY NIGHT...Snow showers. Snow accumulation of 1 to 2 inches.
South winds 15 to 20 mph shifting to the southwest around 10 mph
after midnight. Lows 21 to 28.
.SATURDAY...Snow showers likely. Snow accumulation around 1 inch.
Light winds. Highs 28 to 35.

$$

ORZ062-503-231300-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Widespread snow showers and isolated thunderstorms in the
evening. Snow accumulation up to 2 inches. Northwest winds 10 to
15 mph. Lows 12 to 19.
.THURSDAY...Partly cloudy. West winds around 10 mph shifting to the
southwest in the afternoon. Highs 30 to 37.
.THURSDAY NIGHT...Snow likely after midnight. Snow accumulation up
to 1 inch. South winds 10 to 20 mph. Lows 22 to 29.
.FRIDAY...Snow. Snow accumulation of 2 to 3 inches. South winds
10 to 20 mph with gusts to 30 mph. Highs 28 to 35.
.FRIDAY NIGHT...Snow showers likely. Snow accumulation up to 1 inch.
Southwest winds 10 to 15 mph. Lows 18 to 25.
.SATURDAY...Snow showers likely. Snow accumulation up to 1 inch.
West winds around 10 mph. Highs 26 to 33.

$$

ORZ502-231300-
Blue Mountains 4000 to 6000 feet-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Numerous showers with possible snow showers and
thunderstorms in the evening, then partly cloudy after midnight.
Snow accumulation up to 1 inch. West winds around 10 mph. Lows 20 to
27.
.THURSDAY...Sunny. Southwest winds up to 10 mph. Highs 36 to 43.
.THURSDAY NIGHT...Partly cloudy in the evening, then snow and rain
likely after midnight. Snow accumulation up to 1 inch. South winds
10 to 15 mph. Gusts up to 25 mph after midnight. Lows 26 to 33.
.FRIDAY...Snow and rain. Snow accumulation up to 3 inches. South
winds 15 to 20 mph with gusts to 30 mph. Highs 35 to 42.
.FRIDAY NIGHT...Showers and snow showers in the evening, then snow
showers and showers likely after midnight. Snow accumulation up to
2 inches. Southwest winds around 10 mph. Lows 26 to 33.
.SATURDAY...Snow showers and showers likely. Snow accumulation up to
1 inch. West winds up to 10 mph. Highs 36 to 43.

$$

ORZ509-231300-
Broken Top-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Mostly cloudy with scattered snow showers in the evening,
then partly cloudy after midnight. West winds 10 to 15 mph. Gusts up
to 25 mph in the evening. Lows 10 to 17.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Southwest winds 10 to 15 mph. Highs 31 to 38.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches.
Southwest winds 20 to 30 mph with gusts to 40 mph. Lows 22 to 29.
.FRIDAY...Snow. Snow accumulation of 1 to 3 inches. Southwest winds
10 to 20 mph with gusts to 30 mph. Highs 26 to 33.
.FRIDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the
evening. Lows 18 to 25.
.SATURDAY...Snow showers likely in the morning, then chance of snow
showers in the afternoon. Snow accumulation up to 1 inch. Southwest
winds 10 to 15 mph. Highs 23 to 30.

$$

ORZ509-231300-
Tam McArthur Rim-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Mostly cloudy with scattered snow showers in the evening,
then partly cloudy after midnight. West winds 10 to 15 mph. Gusts up
to 25 mph in the evening. Lows 10 to 17.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Southwest winds 10 to 15 mph. Highs 31 to 38.
.THURSDAY NIGHT...Snow. Snow accumulation of 1 to 2 inches.
Southwest winds 15 to 25 mph with gusts to 35 mph. Lows 22 to 29.
.FRIDAY...Snow. Snow accumulation of 1 to 3 inches. Southwest winds
10 to 20 mph with gusts to 30 mph. Highs 26 to 33.
.FRIDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the
evening. Lows 18 to 25.
.SATURDAY...Snow showers likely in the morning, then chance of snow
showers in the afternoon. Snow accumulation up to 1 inch. Southwest
winds 10 to 15 mph. Highs 23 to 30.

$$

ORZ509-231300-
Newberry Crater-
256 PM PDT Wed Mar 22 2017

.TONIGHT...Mostly cloudy with isolated snow showers in the evening,
then partly cloudy after midnight. West winds 10 to 15 mph. Gusts up
to 25 mph in the evening. Lows 12 to 19.
.THURSDAY...Sunny in the morning then becoming partly cloudy.
Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.
Highs 32 to 39.
.THURSDAY NIGHT...Snow likely. Snow accumulation up to 1 inch.
Southwest winds 15 to 25 mph with gusts to 35 mph. Lows 22 to 29.
.FRIDAY...Snow. Snow accumulation of 1 to 2 inches. Southwest winds
15 to 25 mph with gusts to 35 mph. Highs 30 to 37.
.FRIDAY NIGHT...Cloudy with chance of snow showers. Southwest winds
10 to 15 mph. Gusts up to 25 mph in the evening. Lows 21 to 28.
.SATURDAY...Cloudy with chance of snow showers. Little or no snow
accumulation. Southwest winds 10 to 15 mph. Highs 30 to 37.

$$


http://weather.gov/pendleton



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