Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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171
FWUS46 KPDT 291056
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PDT Sat Apr 29 2017

ORZ050-300100-
Wallowa Mountains 8000 to 9000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds. Highs 34 to 41.
.TONIGHT...Cloudy. Slight chance of snow showers in the evening,
then chance of snow showers after midnight. Light winds becoming
west around 10 mph after midnight. Lows 24 to 31.
.SUNDAY...Cloudy with chance of snow showers. Snow accumulation up
to 1 inch. West winds 10 to 20 mph with gusts to 30 mph. Highs 36 to
43.
.SUNDAY NIGHT...Mostly cloudy. West winds 15 to 20 mph with gusts to
30 mph in the evening becoming light. Lows 18 to 25.
.MONDAY...Mostly cloudy in the morning, then cloudy with chance of
snow showers in the afternoon. Light winds. Highs 31 to 38.
.MONDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Northwest winds around 10 mph. Lows 19 to
26.

$$

ORZ050-300100-
Salt Creek Area 5000 to 7000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds becoming south up to 10 mph in the afternoon. Highs 40 to 47.
.TONIGHT...Cloudy. Slight chance of showers in the evening, then
chance of showers after midnight. South winds around 10 mph. Lows
28 to 35.
.SUNDAY...Cloudy. Chance of showers and snow showers in the morning,
then chance of showers in the afternoon. Snow accumulation up to
1 inch. West winds 10 to 15 mph. Highs 41 to 48.
.SUNDAY NIGHT...Mostly cloudy. West winds 10 to 15 mph in the
evening becoming light. Lows 21 to 28.
.MONDAY...Mostly cloudy. Slight chance of snow showers in the
afternoon. Light winds. Highs 37 to 44.
.MONDAY NIGHT...Mostly cloudy. Chance of showers in the evening,
then chance of showers and snow showers after midnight. Snow
accumulation up to 1 inch. Light winds. Lows 23 to 30.

$$

ORZ050-062-300100-
Clear Creek Area 6000 to 8000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds becoming south around 10 mph in the afternoon. Highs 37 to 44.
.TONIGHT...Cloudy. Slight chance of showers and snow showers in the
evening, then chance of snow showers and showers after midnight.
Southwest winds around 10 mph. Lows 26 to 33.
.SUNDAY...Cloudy with chance of snow showers and showers. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 37 to 44.
.SUNDAY NIGHT...Mostly cloudy. Northwest winds around 10 mph. Lows
19 to 26.
.MONDAY...Mostly cloudy. Slight chance of snow showers in the
afternoon. Light winds. Highs 33 to 40.
.MONDAY NIGHT...Cloudy. Chance of snow showers and showers in the
evening, then chance of snow showers after midnight. Snow
accumulation up to 1 inch. Northwest winds around 10 mph. Lows 22 to
29.

$$

ORZ050-062-300100-
Catherine Creek Area 6000 to 8000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds. Highs 40 to 47.
.TONIGHT...Cloudy. Slight chance of showers and snow showers in the
evening, then chance of snow showers and showers after midnight.
Light winds. Lows 28 to 35.
.SUNDAY...Cloudy. Chance of snow showers in the morning, then chance
of snow showers and showers in the afternoon. Snow accumulation up
to 1 inch. West winds 10 to 15 mph. Highs 39 to 46.
.SUNDAY NIGHT...Mostly cloudy. Northwest winds 10 to 15 mph. Lows
21 to 28.
.MONDAY...Mostly cloudy. Chance of snow showers in the afternoon.
Light winds. Highs 37 to 44.
.MONDAY NIGHT...Mostly cloudy. Chance of snow showers and showers in
the evening, then chance of snow showers after midnight. Northwest
winds around 10 mph. Lows 23 to 30.

$$

ORZ050-062-300100-
Norway Area 7000 to 10000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds. Highs 36 to 43.
.TONIGHT...Cloudy. Slight chance of snow showers in the evening,
then chance of snow showers after midnight. Southwest winds around
10 mph. Lows 26 to 33.
.SUNDAY...Cloudy with chance of snow showers. Snow accumulation up
to 1 inch. West winds around 10 mph. Highs 35 to 42.
.SUNDAY NIGHT...Mostly cloudy. Northwest winds 10 to 15 mph. Lows
18 to 25.
.MONDAY...Mostly cloudy. Slight chance of snow showers in the
afternoon. Light winds. Highs 32 to 39.
.MONDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Northwest winds around 10 mph. Lows 21 to
28.

$$

ORZ062-503-300100-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds. Highs 36 to 43.
.TONIGHT...Cloudy. Slight chance of snow showers in the evening,
then chance of snow showers after midnight. West winds 10 to 15 mph.
Gusts up to 25 mph after midnight. Lows 24 to 31.
.SUNDAY...Cloudy with chance of snow showers. Snow accumulation up
to 1 inch. West winds 10 to 20 mph. Gusts up to 35 mph in the
morning. Highs 32 to 39.
.SUNDAY NIGHT...Mostly cloudy. Northwest winds 10 to 20 mph. Gusts
up to 30 mph in the evening. Lows 16 to 23.
.MONDAY...Mostly cloudy in the morning, then cloudy with chance of
snow showers in the afternoon. West winds around 10 mph. Highs 32 to
39.
.MONDAY NIGHT...Mostly cloudy with chance of snow showers. Northwest
winds 10 to 15 mph. Lows 20 to 27.

$$

ORZ502-300100-
Blue Mountains 4000 to 6000 feet-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming mostly cloudy. Light
winds becoming southwest up to 10 mph in the afternoon. Highs 44 to
51.
.TONIGHT...Cloudy. Slight chance of showers in the evening, then
chance of showers after midnight. West winds up to 10 mph. Gusts up
to 25 mph after midnight. Lows 30 to 37.
.SUNDAY...Showers likely in the morning, then mostly cloudy with
chance of showers in the afternoon. West winds 10 to 20 mph with
gusts to 30 mph. Highs 42 to 49.
.SUNDAY NIGHT...Mostly cloudy. West winds 15 to 20 mph with gusts to
30 mph in the evening becoming light. Lows 24 to 31.
.MONDAY...Mostly cloudy. Chance of showers and snow showers in the
afternoon. Light winds becoming west around 10 mph in the afternoon.
Highs 42 to 49.
.MONDAY NIGHT...Mostly cloudy. Chance of showers and snow showers in
the evening, then slight chance of showers and snow showers after
midnight. West winds around 10 mph. Lows 24 to 31.

$$

ORZ509-300100-
Broken Top-
356 AM PDT Sat Apr 29 2017

.TODAY...Partly cloudy. West winds 10 to 15 mph. Gusts up to 25 mph
in the afternoon. Highs 33 to 40.
.TONIGHT...Slight chance of showers and snow showers in the evening,
then snow showers and showers likely after midnight. Snow
accumulation up to 2 inches. West winds 20 to 30 mph with gusts to
40 mph. Lows 22 to 29.
.SUNDAY...Snow showers and showers likely in the morning, then
mostly cloudy with chance of snow showers and showers in the
afternoon. Snow accumulation up to 1 inch. West winds 15 to 20 mph
with gusts to 35 mph. Highs 27 to 34.
.SUNDAY NIGHT...Mostly cloudy. West winds 10 to 15 mph. Lows 18 to
25.
.MONDAY...Mostly cloudy. Slight chance of snow showers in the
afternoon. West winds 10 to 15 mph. Highs 28 to 35.
.MONDAY NIGHT...Mostly cloudy with slight chance of showers and snow
showers. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Lows 23 to 30.

$$

ORZ509-300100-
Tam McArthur Rim-
356 AM PDT Sat Apr 29 2017

.TODAY...Partly cloudy. West winds 10 to 15 mph. Gusts up to 25 mph
in the afternoon. Highs 33 to 40.
.TONIGHT...Slight chance of showers and snow showers in the evening,
then snow showers likely and chance of showers after midnight. Snow
accumulation up to 1 inch. West winds 20 to 30 mph with gusts to
40 mph. Lows 23 to 30.
.SUNDAY...Snow showers and showers likely in the morning, then
mostly cloudy with chance of snow showers and showers in the
afternoon. Snow accumulation up to 1 inch. West winds 15 to 20 mph
with gusts to 35 mph. Highs 28 to 35.
.SUNDAY NIGHT...Partly cloudy. West winds 10 to 15 mph. Lows 19 to
26.
.MONDAY...Mostly cloudy. Slight chance of snow showers in the
afternoon. West winds 10 to 15 mph. Highs 29 to 36.
.MONDAY NIGHT...Mostly cloudy. Slight chance of showers and snow
showers in the evening, then slight chance of snow showers after
midnight. West winds 10 to 15 mph. Gusts up to 25 mph in the
evening. Lows 24 to 31.

$$

ORZ509-300100-
Newberry Crater-
356 AM PDT Sat Apr 29 2017

.TODAY...Sunny in the morning then becoming partly cloudy. Southwest
winds around 10 mph. Highs 45 to 52.
.TONIGHT...Cloudy. Slight chance of showers after midnight. West
winds 10 to 15 mph. Gusts up to 25 mph after midnight. Lows 28 to
35.
.SUNDAY...Mostly cloudy. Chance of showers and snow showers in the
morning. West winds 10 to 15 mph with gusts to 25 mph. Highs 42 to
49.
.SUNDAY NIGHT...Partly cloudy. West winds 10 to 15 mph. Lows 22 to
29.
.MONDAY...Mostly cloudy. Chance of snow showers in the afternoon.
West winds 10 to 15 mph. Highs 40 to 47.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Lows 25 to 32.

$$


http://weather.gov/pendleton



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