Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 262156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PDT Thu Apr 26 2018

ORZ050-271300-
Wallowa Mountains 8000 to 9000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. South winds 10 to 15 mph. Lows 31 to 38.
.FRIDAY...Sunny in the morning then becoming partly cloudy. South
winds around 10 mph. Highs 52 to 59.
.FRIDAY NIGHT...Chance of thunderstorms in the evening, then showers
likely after midnight. Light winds. Lows 27 to 34.
.SATURDAY...Showers and snow showers likely in the morning, then
showers, snow showers likely and slight chance of thunderstorms in
the afternoon. Snow accumulation up to 1 inch. South winds around
10 mph. Highs 34 to 41.
.SATURDAY NIGHT...Snow showers likely and slight chance of
thunderstorms in the evening, then snow showers likely after
midnight. Snow accumulation around 1 inch. Light winds becoming
northwest around 10 mph after midnight. Lows 18 to 25.
.SUNDAY...Cloudy with chance of snow showers. Snow accumulation
around 1 inch. Northwest winds around 10 mph. Highs 28 to 35.

$$

ORZ050-271300-
Salt Creek Area 5000 to 7000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. South winds around 10 mph in the evening becoming
light. Lows 35 to 42.
.FRIDAY...Sunny in the morning then becoming partly cloudy. Light
winds becoming south around 10 mph in the afternoon. Highs 62 to 69.
.FRIDAY NIGHT...Chance of thunderstorms in the evening, then showers
likely after midnight. Light winds. Lows 33 to 40.
.SATURDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Light winds. Highs
41 to 48.
.SATURDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then showers likely after midnight. Light winds
becoming northwest around 10 mph after midnight. Lows 24 to 31.
.SUNDAY...Cloudy with chance of snow showers and showers. Snow
accumulation up to 1 inch. Light winds. Highs 38 to 45.

$$

ORZ050-062-271300-
Clear Creek Area 6000 to 8000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. Southeast winds around 10 mph in the evening
becoming light. Lows 34 to 41.
.FRIDAY...Sunny in the morning then becoming partly cloudy.
Southeast winds around 10 mph. Highs 55 to 62.
.FRIDAY NIGHT...Chance of showers and slight chance of thunderstorms
in the evening, then showers likely after midnight. Light winds.
Lows 31 to 38.
.SATURDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Light winds. Highs
37 to 44.
.SATURDAY NIGHT...Showers, snow showers likely and slight chance of
thunderstorms in the evening, then showers and snow showers likely
after midnight. Snow accumulation up to 1 inch. Light winds becoming
northwest around 10 mph after midnight. Lows 22 to 29.
.SUNDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation around 1 inch. Light
winds. Highs 30 to 37.

$$

ORZ050-062-271300-
Catherine Creek Area 6000 to 8000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. Southeast winds around 10 mph in the evening
becoming light. Lows 35 to 42.
.FRIDAY...Sunny in the morning then becoming partly cloudy.
Southeast winds around 10 mph. Highs 56 to 63.
.FRIDAY NIGHT...Chance of showers and slight chance of thunderstorms
in the evening, then showers after midnight. Light winds. Lows 31 to
38.
.SATURDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Light winds. Highs
36 to 43.
.SATURDAY NIGHT...Snow showers, showers likely and slight chance of
thunderstorms in the evening, then snow showers likely after
midnight. Snow accumulation up to 1 inch. Northwest winds around
10 mph. Lows 21 to 28.
.SUNDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation around 1 inch. Northwest
winds around 10 mph. Highs 31 to 38.

$$

ORZ050-062-271300-
Norway Area 7000 to 10000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. Southeast winds around 10 mph in the evening
becoming light. Lows 33 to 40.
.FRIDAY...Sunny in the morning then becoming partly cloudy.
Southeast winds 10 to 15 mph. Highs 53 to 60.
.FRIDAY NIGHT...Chance of showers and slight chance of thunderstorms
in the evening, then showers likely after midnight. Light winds.
Lows 29 to 36.
.SATURDAY...Showers and snow showers likely in the morning, then
showers, snow showers likely and slight chance of thunderstorms in
the afternoon. Snow accumulation up to 1 inch. Light winds becoming
south around 10 mph in the afternoon. Highs 35 to 42.
.SATURDAY NIGHT...Snow showers likely and slight chance of
thunderstorms in the evening, then snow showers likely after
midnight. Snow accumulation around 1 inch. Light winds becoming
northwest around 10 mph after midnight. Lows 19 to 26.
.SUNDAY...Snow showers likely. Snow accumulation around 1 inch.
Northwest winds around 10 mph. Highs 28 to 35.

$$

ORZ062-503-271300-
Anthony Lakes Area 7000 to 9000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. Southeast winds 10 to 15 mph. Lows 34 to 41.
.FRIDAY...Sunny in the morning, then partly cloudy with chance of
thunderstorms in the afternoon. Southeast winds 10 to 20 mph. Highs
51 to 58.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then showers likely after midnight. Light winds. Lows
27 to 34.
.SATURDAY...Snow showers and showers likely in the morning, then
snow showers likely and slight chance of thunderstorms in the
afternoon. Snow accumulation up to 1 inch. Light winds. Highs 32 to
39.
.SATURDAY NIGHT...Snow showers likely and slight chance of
thunderstorms in the evening, then snow showers likely after
midnight. Snow accumulation up to 1 inch. Northwest winds 10 to
15 mph. Lows 18 to 25.
.SUNDAY...Chance of snow showers in the morning, then snow showers
likely in the afternoon. Snow accumulation up to 1 inch. West winds
10 to 15 mph. Highs 27 to 34.

$$

ORZ502-271300-
Blue Mountains 4000 to 6000 feet-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Clear. Southeast winds around 10 mph in the evening
becoming light. Lows 39 to 45.
.FRIDAY...Sunny in the morning then becoming partly cloudy.
Southeast winds around 10 mph in the morning becoming light. Highs
64 to 71.
.FRIDAY NIGHT...Chance of showers and slight chance of thunderstorms
in the evening, then showers likely after midnight. Light winds
becoming west up to 10 mph after midnight. Lows 32 to 39.
.SATURDAY...Cloudy with chance of showers. West winds 10 to 15 mph
shifting to the southwest in the afternoon. Highs 42 to 49.
.SATURDAY NIGHT...Cloudy with chance of showers. West winds around
10 mph. Lows 27 to 34.
.SUNDAY...Cloudy with chance of showers and snow showers. Snow
accumulation up to 1 inch. West winds 10 to 15 mph. Highs 42 to 48.

$$

ORZ509-271300-
Broken Top-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Mostly cloudy. Scattered showers and isolated
thunderstorms in the evening, then isolated showers after midnight.
Northeast winds 10 to 15 mph shifting to the east after midnight.
Lows 32 to 39.
.FRIDAY...Chance of showers in the morning, then showers and snow
showers likely in the afternoon. No snow accumulation. Light winds
becoming southwest around 10 mph in the afternoon. Highs 39 to 46.
.FRIDAY NIGHT...Mostly cloudy with chance of snow showers. West
winds 10 to 15 mph. Lows 18 to 25.
.SATURDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 30 to 37.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 10 to 15 mph. Lows 19 to 26.
.SUNDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 10 to 15 mph. Highs 28 to 35.

$$

ORZ509-271300-
Tam McArthur Rim-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Mostly cloudy. Scattered showers and isolated
thunderstorms in the evening, then isolated showers after midnight.
East winds 10 to 15 mph. Lows 33 to 40.
.FRIDAY...Chance of showers in the morning, then showers likely in
the afternoon. Light winds becoming southwest around 10 mph in the
afternoon. Highs 40 to 47.
.FRIDAY NIGHT...Mostly cloudy with chance of snow showers. West
winds 10 to 15 mph. Lows 18 to 25.
.SATURDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 30 to 37.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 10 to 15 mph. Lows 19 to 26.
.SUNDAY...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds around 10 mph. Highs 29 to 36.

$$

ORZ509-271300-
Newberry Crater-
256 PM PDT Thu Apr 26 2018

.TONIGHT...Mostly cloudy. Isolated thunderstorms in the evening.
East winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows
37 to 44.
.FRIDAY...Chance of showers in the morning, then showers likely in
the afternoon. Light winds becoming southwest around 10 mph in the
afternoon. Highs 44 to 51.
.FRIDAY NIGHT...Mostly cloudy. Chance of showers and snow showers in
the evening, then slight chance of snow showers after midnight. West
winds 10 to 15 mph. Lows 21 to 28.
.SATURDAY...Chance of snow showers in the morning, then snow showers
likely and slight chance of thunderstorms in the afternoon. Snow
accumulation up to 1 inch. West winds around 10 mph in the morning
becoming light. Highs 33 to 40.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 10 to 15 mph. Lows 20 to 27.
.SUNDAY...Mostly cloudy with chance of snow showers. West winds
around 10 mph. Highs 33 to 40.

$$


http://weather.gov/pendleton



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