Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 241056
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PDT Mon Apr 24 2017

ORZ050-250100-
Wallowa Mountains 8000 to 9000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Snow accumulation around
1 inch. Light winds becoming southwest around 10 mph in the
afternoon. Highs 29 to 36.
.TONIGHT...Snow showers and slight chance of thunderstorms in the
evening, then chance of snow showers after midnight. Snow
accumulation of 1 to 2 inches. Light winds becoming west around
10 mph after midnight. Lows 18 to 25.
.TUESDAY...Cloudy with chance of snow showers. Light winds. Highs
31 to 38.
.TUESDAY NIGHT...Snow showers likely in the evening, then snow
showers after midnight. Snow accumulation around 1 inch. West winds
around 10 mph. Lows 20 to 27.
.WEDNESDAY...Snow showers. Snow accumulation around 1 inch.
Southwest winds 10 to 15 mph. Highs 27 to 34.
.WEDNESDAY NIGHT...Snow showers likely in the evening, then chance
of snow showers after midnight. Snow accumulation around 1 inch.
Northwest winds 15 to 25 mph. Lows 16 to 23.

$$

ORZ050-250100-
Salt Creek Area 5000 to 7000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers, showers and
slight chance of thunderstorms in the afternoon. Snow accumulation
around 1 inch. Light winds becoming south around 10 mph in the
afternoon. Highs 36 to 43.
.TONIGHT...Showers, snow showers and slight chance of thunderstorms
in the evening, then chance of snow showers after midnight. Snow
accumulation up to 2 inches. Light winds. Lows 23 to 30.
.TUESDAY...Cloudy. Chance of snow showers in the morning, then
chance of snow showers and showers in the afternoon. Light winds.
Highs 39 to 46.
.TUESDAY NIGHT...Showers and snow showers likely in the evening,
then showers and snow showers after midnight. Snow accumulation up
to 1 inch. Southwest winds around 10 mph in the evening becoming
light. Lows 25 to 32.
.WEDNESDAY...Snow showers and showers. Snow accumulation around
1 inch. Light winds. Highs 34 to 41.
.WEDNESDAY NIGHT...Snow showers and showers likely in the evening,
then chance of snow showers and showers after midnight. Snow
accumulation around 1 inch. Northwest winds 10 to 15 mph in the
evening becoming light. Lows 21 to 28.

$$

ORZ050-062-250100-
Clear Creek Area 6000 to 8000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Snow accumulation of 1 to
2 inches. Light winds becoming southwest around 10 mph in the
afternoon. Highs 30 to 37.
.TONIGHT...Snow showers 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 up to 10 mph after midnight.
Lows 19 to 26.
.TUESDAY...Cloudy with chance of snow showers. Light winds becoming
south around 10 mph in the afternoon. Highs 32 to 39.
.TUESDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. Southwest winds 10 to 15 mph. Lows 21 to 28.
.WEDNESDAY...Snow showers. Snow accumulation of 1 to 2 inches.
Southwest winds 10 to 15 mph. Highs 30 to 37.
.WEDNESDAY NIGHT...Snow showers in the evening, then snow showers
likely after midnight. Snow accumulation around 1 inch. Northwest
winds 10 to 20 mph. Gusts up to 30 mph in the evening. Lows 18 to
25.

$$

ORZ050-062-250100-
Catherine Creek Area 6000 to 8000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Snow accumulation of 1 to
2 inches. Light winds becoming south around 10 mph in the afternoon.
Highs 34 to 41.
.TONIGHT...Snow showers and slight chance of thunderstorms in the
evening, then chance of snow showers after midnight. Snow
accumulation of 1 to 2 inches. West winds around 10 mph. Lows 22 to
29.
.TUESDAY...Cloudy with chance of snow showers. Light winds. Highs
36 to 43.
.TUESDAY NIGHT...Snow showers likely in the evening, then snow
showers after midnight. Snow accumulation around 1 inch. Light winds
becoming west around 10 mph after midnight. Lows 23 to 30.
.WEDNESDAY...Snow showers. Snow accumulation around 1 inch. Light
winds becoming west 10 to 15 mph in the afternoon. Highs 31 to 38.
.WEDNESDAY NIGHT...Snow showers likely. Snow accumulation of 1 to
2 inches. Northwest winds 15 to 25 mph. Lows 19 to 26.

$$

ORZ050-062-250100-
Norway Area 7000 to 10000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Snow accumulation of 1 to
2 inches. Light winds becoming southwest around 10 mph in the
afternoon. Highs 28 to 35.
.TONIGHT...Snow showers in the evening, then chance of snow showers
after midnight. Snow accumulation up to 2 inches. West winds around
10 mph. Lows 19 to 26.
.TUESDAY...Cloudy with chance of snow showers. Light winds. Highs
31 to 38.
.TUESDAY NIGHT...Snow showers likely in the evening, then snow
showers after midnight. Snow accumulation around 1 inch. Southwest
winds 10 to 15 mph. Lows 19 to 26.
.WEDNESDAY...Snow showers. Snow accumulation of 1 to 2 inches. West
winds 10 to 15 mph. Highs 28 to 35.
.WEDNESDAY NIGHT...Snow showers in the evening, then snow showers
likely after midnight. Snow accumulation around 1 inch. Northwest
winds 20 to 30 mph decreasing to 15 to 20 mph after midnight. Lows
17 to 24.

$$

ORZ062-503-250100-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers in the morning, then snow showers and slight
chance of thunderstorms in the afternoon. Snow accumulation of 1 to
2 inches. Southwest winds around 10 mph. Highs 25 to 32.
.TONIGHT...Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation of 1 to 2 inches. West
winds 10 to 15 mph increasing to 15 to 25 mph after midnight. Lows
15 to 22.
.TUESDAY...Cloudy. Slight chance of snow showers in the morning,
then chance of snow showers in the afternoon. Northwest winds 10 to
15 mph in the morning becoming light. Highs 28 to 35.
.TUESDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. Southwest winds 10 to 15 mph shifting to the west 15 to
25 mph with gusts to 35 mph after midnight. Lows 16 to 23.
.WEDNESDAY...Snow showers. Snow accumulation around 1 inch. West
winds 15 to 25 mph with gusts to 35 mph. Highs 28 to 35.
.WEDNESDAY NIGHT...Cloudy with chance of snow showers. Snow
accumulation up to 1 inch. Northwest winds 20 to 30 mph. Lows 17 to
24.

$$

ORZ502-250100-
Blue Mountains 4000 to 6000 feet-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers and showers in the morning, then showers, snow
showers and slight chance of thunderstorms in the afternoon. Snow
accumulation up to 1 inch. Southwest winds around 10 mph. Highs
36 to 43.
.TONIGHT...Showers, snow showers and slight chance of thunderstorms
in the evening, then snow showers and showers likely after midnight.
Snow accumulation up to 2 inches. West winds 10 to 15 mph. Gusts up
to 25 mph after midnight. Lows 23 to 30.
.TUESDAY...Cloudy. Slight chance of showers and snow showers in the
morning, then chance of showers and snow showers in the afternoon.
West winds 10 to 15 mph. Highs 39 to 46.
.TUESDAY NIGHT...Showers likely in the evening, then showers after
midnight. Southwest winds 10 to 15 mph. Gusts up to 25 mph after
midnight. Lows 29 to 36.
.WEDNESDAY...Showers and snow showers in the morning, then showers
and snow showers likely in the afternoon. Snow accumulation up to
1 inch. West winds 10 to 20 mph with gusts to 30 mph. Highs 36 to
43.
.WEDNESDAY NIGHT...Chance of showers and snow showers in the
evening, then snow showers likely and chance of showers after
midnight. Snow accumulation up to 2 inches. West winds 20 to 30 mph
with gusts to 40 mph. Lows 24 to 31.

$$

ORZ509-250100-
Broken Top-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers. Snow accumulation of 2 to 5 inches. Southwest
winds 15 to 20 mph with gusts to 30 mph shifting to the west 20 to
30 mph with gusts to 45 mph in the afternoon. Highs 24 to 31.
.TONIGHT...Snow showers in the evening, then chance of snow showers
after midnight. Snow accumulation of 1 to 3 inches. West winds 20 to
30 mph with gusts to 40 mph decreasing to 15 to 20 mph with gusts to
30 mph after midnight. Lows 18 to 25.
.TUESDAY...Slight chance of snow showers in the morning, then snow
showers in the afternoon. Snow accumulation up to 2 inches.
Southwest winds 10 to 15 mph. Highs 28 to 35.
.TUESDAY NIGHT...Snow showers likely. Snow accumulation of 1 to
2 inches. West winds 20 to 30 mph with gusts to 40 mph. Lows 19 to
26.
.WEDNESDAY...Snow showers in the morning, then snow showers likely
in the afternoon. Snow accumulation of 1 to 2 inches. West winds
20 to 30 mph. Gusts up to 45 mph in the morning. Highs 30 to 37.
.WEDNESDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 20 to 30 mph. Lows 15 to 22.

$$

ORZ509-250100-
Tam McArthur Rim-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers. Snow accumulation of 2 to 4 inches. Southwest
winds 15 to 20 mph with gusts to 30 mph shifting to the west 20 to
30 mph with gusts to 45 mph in the afternoon. Highs 24 to 31.
.TONIGHT...Snow showers in the evening, then chance of snow showers
after midnight. Snow accumulation of 1 to 2 inches. West winds 20 to
30 mph with gusts to 40 mph decreasing to 15 to 20 mph with gusts to
30 mph after midnight. Lows 18 to 25.
.TUESDAY...Slight chance of snow showers in the morning, then snow
showers in the afternoon. Snow accumulation up to 2 inches.
Southwest winds 10 to 15 mph. Highs 28 to 35.
.TUESDAY NIGHT...Snow showers likely. Snow accumulation of 1 to
2 inches. West winds 20 to 30 mph with gusts to 40 mph. Lows 19 to
26.
.WEDNESDAY...Snow showers in the morning, then snow showers likely
in the afternoon. Snow accumulation of 1 to 2 inches. West winds
15 to 25 mph. Gusts up to 45 mph decreasing to 35 mph in the
afternoon. Highs 30 to 37.
.WEDNESDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 20 to 30 mph. Lows 15 to 22.

$$

ORZ509-250100-
Newberry Crater-
356 AM PDT Mon Apr 24 2017

.TODAY...Snow showers. Snow accumulation of 1 to 2 inches. Southwest
winds 15 to 25 mph with gusts to 35 mph. Highs 32 to 39.
.TONIGHT...Cloudy. Chance of snow showers in the evening, then
slight chance of snow showers after midnight. West winds 15 to
25 mph with gusts to 35 mph. Lows 20 to 27.
.TUESDAY...Snow showers in the afternoon. Snow accumulation up to
1 inch. Southwest winds 10 to 15 mph. Highs 35 to 42.
.TUESDAY NIGHT...Cloudy with chance of snow showers and showers.
Snow accumulation up to 1 inch. West winds 15 to 20 mph with gusts
to 30 mph. Lows 22 to 29.
.WEDNESDAY...Snow showers and showers likely in the morning, then
chance of snow showers and showers in the afternoon. Snow
accumulation around 1 inch. West winds 20 to 30 mph with gusts to
40 mph. Highs 36 to 43.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of snow showers in the
evening, then slight chance of snow showers after midnight. West
winds 20 to 30 mph decreasing to 15 to 20 mph after midnight. Lows
15 to 22.

$$


http://weather.gov/pendleton


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