Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 252156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PDT Thu May 25 2017

ORZ050-261300-
Wallowa Mountains 8000 to 9000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Cloudy. Scattered snow showers and slight chance of
thunderstorms in the evening, then scattered snow showers after
midnight. Snow accumulation up to 1 inch. Northeast winds 10 to
15 mph. Lows 26 to 33.
.FRIDAY...Mostly cloudy with slight chance of snow showers in the
morning, then partly cloudy with chance of showers, snow showers and
slight chance of thunderstorms in the afternoon. North winds around
10 mph. Highs 39 to 46.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 27 to 34.
.SATURDAY...Sunny. Light winds. Highs 47 to 54.
.SATURDAY NIGHT...Clear. Light winds. Lows 36 to 43.
.SUNDAY...Sunny. Light winds. Highs 50 to 57.

$$

ORZ050-261300-
Salt Creek Area 5000 to 7000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Cloudy. Scattered showers and slight chance of
thunderstorms in the evening, then scattered showers after midnight.
North winds around 10 mph. Lows 34 to 41.
.FRIDAY...Mostly cloudy with slight chance of showers in the
morning, then partly cloudy with slight chance of thunderstorms in
the afternoon. North winds around 10 mph. Highs 49 to 56.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 33 to 40.
.SATURDAY...Sunny. Light winds. Highs 59 to 66.
.SATURDAY NIGHT...Clear. Light winds. Lows 39 to 46.
.SUNDAY...Sunny. Light winds. Highs 63 to 70.

$$

ORZ050-062-261300-
Clear Creek Area 6000 to 8000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Cloudy. Scattered showers, snow showers and slight chance
of thunderstorms in the evening, then scattered showers and snow
showers after midnight. North winds 10 to 15 mph. Lows 30 to 37.
.FRIDAY...Mostly cloudy with slight chance of showers and snow
showers in the morning, then partly cloudy with slight chance of
thunderstorms in the afternoon. North winds 10 to 15 mph. Highs
45 to 52.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 30 to 37.
.SATURDAY...Sunny. Light winds. Highs 52 to 59.
.SATURDAY NIGHT...Clear. Light winds. Lows 37 to 44.
.SUNDAY...Sunny. Light winds. Highs 56 to 63.

$$

ORZ050-062-261300-
Catherine Creek Area 6000 to 8000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Cloudy. Scattered showers, snow showers and slight chance
of thunderstorms in the evening, then scattered showers and snow
showers after midnight. Little or no snow accumulation. North winds
around 10 mph. Lows 32 to 39.
.FRIDAY...Mostly cloudy in the morning, then partly cloudy with
chance of showers and slight chance of thunderstorms in the
afternoon. North winds around 10 mph. Highs 45 to 52.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 31 to 38.
.SATURDAY...Sunny. Light winds. Highs 53 to 60.
.SATURDAY NIGHT...Clear. Light winds. Lows 40 to 47.
.SUNDAY...Sunny. Light winds. Highs 57 to 64.

$$

ORZ050-062-261300-
Norway Area 7000 to 10000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Cloudy. Scattered snow showers, showers and slight chance
of thunderstorms in the evening, then scattered snow showers and
showers after midnight. North winds 10 to 15 mph. Lows 29 to 36.
.FRIDAY...Mostly cloudy with slight chance of snow showers and
showers in the morning, then partly cloudy with chance of showers,
snow showers and slight chance of thunderstorms in the afternoon.
North winds 10 to 15 mph. Highs 42 to 49.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 29 to 36.
.SATURDAY...Sunny. Light winds. Highs 48 to 55.
.SATURDAY NIGHT...Clear. Light winds. Lows 37 to 44.
.SUNDAY...Sunny. Light winds. Highs 52 to 59.

$$

ORZ062-503-261300-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Mostly cloudy. Scattered showers, snow showers and slight
chance of thunderstorms in the evening, then scattered snow showers
after midnight. Snow accumulation up to 1 inch. North winds around
10 mph. Lows 28 to 35.
.FRIDAY...Mostly cloudy in the morning, then partly cloudy with
slight chance of thunderstorms in the afternoon. North winds 10 to
15 mph. Highs 41 to 48.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. North
winds around 10 mph in the evening becoming light. Lows 28 to 35.
.SATURDAY...Sunny. Light winds. Highs 49 to 56.
.SATURDAY NIGHT...Clear. Light winds. Lows 37 to 44.
.SUNDAY...Sunny. Light winds. Highs 55 to 62.

$$

ORZ502-261300-
Blue Mountains 4000 to 6000 feet-
256 PM PDT Thu May 25 2017

.TONIGHT...Mostly cloudy. Scattered showers and slight chance of
thunderstorms in the evening, then isolated showers after midnight.
Light winds becoming north up to 10 mph after midnight. Lows 33 to
40.
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms in the afternoon. Light winds becoming north around
10 mph in the afternoon. Highs 52 to 59.
.FRIDAY NIGHT...Partly cloudy in the evening then becoming clear.
Light winds. Lows 35 to 42.
.SATURDAY...Sunny. Light winds. Highs 65 to 71.
.SATURDAY NIGHT...Clear. Light winds. Lows 41 to 48.
.SUNDAY...Sunny. Light winds. Highs 69 to 75.

$$

ORZ509-261300-
Broken Top-
256 PM PDT Thu May 25 2017

.TONIGHT...Partly cloudy in the evening then clearing. North winds
around 10 mph in the evening becoming light. Lows 30 to 37.
.FRIDAY...Sunny. Light winds becoming northeast around 10 mph in the
afternoon. Highs 52 to 59.
.FRIDAY NIGHT...Clear. Northeast winds around 10 mph in the evening
becoming light. Lows 34 to 41.
.SATURDAY...Sunny. Light winds. Highs 59 to 66.
.SATURDAY NIGHT...Clear. Light winds. Lows 42 to 49.
.SUNDAY...Sunny. Light winds. Highs 63 to 70.

$$

ORZ509-261300-
Tam McArthur Rim-
256 PM PDT Thu May 25 2017

.TONIGHT...Partly cloudy in the evening then clearing. North winds
around 10 mph in the evening becoming light. Lows 31 to 38.
.FRIDAY...Sunny. Light winds becoming northeast around 10 mph in the
afternoon. Highs 51 to 58.
.FRIDAY NIGHT...Clear. Northeast winds around 10 mph in the evening
becoming light. Lows 34 to 41.
.SATURDAY...Sunny. Light winds. Highs 58 to 65.
.SATURDAY NIGHT...Clear. Light winds. Lows 42 to 49.
.SUNDAY...Sunny. Light winds. Highs 63 to 70.

$$

ORZ509-261300-
Newberry Crater-
256 PM PDT Thu May 25 2017

.TONIGHT...Partly cloudy in the evening then clearing. North winds
10 to 15 mph. Lows 31 to 38.
.FRIDAY...Sunny. Northeast winds around 10 mph. Highs 52 to 59.
.FRIDAY NIGHT...Clear. North winds around 10 mph in the evening
becoming light. Lows 35 to 42.
.SATURDAY...Sunny. Light winds. Highs 60 to 67.
.SATURDAY NIGHT...Clear. Light winds. Lows 43 to 50.
.SUNDAY...Sunny. Light winds. Highs 65 to 72.

$$


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