Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 222156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
256 PM PDT Tue Aug 22 2017

ORZ050-231300-
Wallowa Mountains 8000 to 9000 feet-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 45 to 52.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
chance of thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 61 to 68.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. Light winds. Lows 43 to 50.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Chance of showers and slight chance of thunderstorms. Light
winds. Highs 55 to 62.
.THURSDAY NIGHT...Partly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear after midnight.
Light winds. Lows 35 to 42.
.FRIDAY...Sunny. Light winds becoming west around 10 mph in the
afternoon. Highs 57 to 64.

$$

ORZ050-231300-
Salt Creek Area 5000 to 7000 feet-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 50 to 57.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
chance of thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 71 to 78.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. Northwest winds around 10 mph in the evening
becoming light. Lows 47 to 54.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Chance of showers and slight chance of thunderstorms. Light
winds. Highs 65 to 72.
.THURSDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then clear after midnight. Light winds. Lows 39 to
46.
.FRIDAY...Sunny. Light winds. Highs 66 to 73.

$$

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

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 46 to 53.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
chance of thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 68 to 75.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. North winds around 10 mph in the evening becoming
light. Lows 45 to 52.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Chance of showers and slight chance of thunderstorms. Light
winds becoming southwest around 10 mph in the afternoon. Highs 63 to
70.
.THURSDAY NIGHT...Mostly cloudy with slight chance of thunderstorms
in the evening, then clear after midnight. West winds around 10 mph
in the evening becoming light. Lows 37 to 44.
.FRIDAY...Sunny. Light winds. Highs 65 to 72.

$$

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

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 49 to 56.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
chance of thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 66 to 73.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. Northwest winds around 10 mph in the evening
becoming light. Lows 47 to 54.
.THURSDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Light winds becoming west around 10 mph in the
afternoon. Highs 59 to 66.
.THURSDAY NIGHT...Partly cloudy with slight chance of thunderstorms
in the evening, then clear after midnight. Northwest winds around
10 mph in the evening becoming light. Lows 39 to 46.
.FRIDAY...Sunny. Light winds. Highs 61 to 68.

$$

ORZ050-062-231300-
Norway Area 7000 to 10000 feet-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 46 to 53.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
chance of thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 65 to 72.
.WEDNESDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. Light winds. Lows 45 to 52.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Chance of showers and slight chance of thunderstorms. Light
winds becoming southwest around 10 mph in the afternoon. Highs 59 to
66.
.THURSDAY NIGHT...Partly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear after midnight.
Northwest winds around 10 mph. Lows 37 to 44.
.FRIDAY...Sunny. Light winds. Highs 61 to 68.

$$

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

.TONIGHT...Partly cloudy. Haze. Light winds. Lows 46 to 53.
.WEDNESDAY...Mostly cloudy. Slight chance of thunderstorms in the
morning, then chance of thunderstorms in the afternoon. Haze through
the day. Light winds. Highs 64 to 71.
.WEDNESDAY NIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers and slight chance of thunderstorms
after midnight. Northwest winds around 10 mph in the evening
becoming light. Lows 44 to 51.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms in the
afternoon. West winds around 10 mph in the morning becoming light.
Highs 55 to 62.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Northwest winds around 10 mph. Lows 37 to 44.
.FRIDAY...Sunny. Light winds becoming northwest around 10 mph in the
afternoon. Highs 61 to 68.

$$

ORZ502-231300-
Blue Mountains 4000 to 6000 feet-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Clear, haze. Light winds. Lows 50 to 57.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy with
slight chance of thunderstorms in the afternoon. Haze through the
day. West winds up to 10 mph in the morning becoming light. Highs
76 to 82.
.WEDNESDAY NIGHT...Cloudy. Chance of thunderstorms in the evening,
then chance of showers and slight chance of thunderstorms after
midnight. West winds around 10 mph in the evening becoming light.
Lows 47 to 54.
.THURSDAY...Partly cloudy in the morning then becoming sunny. West
winds around 10 mph. Highs 66 to 72.
.THURSDAY NIGHT...Clear. West winds around 10 mph in the evening
becoming light. Lows 36 to 43.
.FRIDAY...Sunny. Light winds becoming northwest around 10 mph in the
afternoon. Highs 64 to 71.

$$

ORZ509-231300-
Broken Top-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy with slight chance of thunderstorms. Haze
through the night. Patchy smoke after midnight. West winds around
10 mph. Lows 47 to 54.
.WEDNESDAY...Mostly cloudy. Slight chance of thunderstorms in the
morning. Haze and patchy smoke through the day. West winds around
10 mph. Highs 64 to 71.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Patchy smoke. West winds 10 to 15 mph. Lows 41 to 48.
.THURSDAY...Sunny. Patchy smoke. West winds around 10 mph. Highs
56 to 63.
.THURSDAY NIGHT...Clear. Patchy smoke. Northwest winds around 10 mph
in the evening becoming light. Lows 35 to 42.
.FRIDAY...Sunny. Patchy smoke. Light winds. Highs 64 to 71.

$$

ORZ509-231300-
Tam McArthur Rim-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy with slight chance of thunderstorms. Haze
through the night. Patchy smoke after midnight. West winds around
10 mph. Lows 48 to 55.
.WEDNESDAY...Mostly cloudy with slight chance of thunderstorms. Haze
and patchy smoke. West winds around 10 mph. Highs 64 to 71.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Patchy smoke. West winds 10 to 15 mph. Lows 41 to 48.
.THURSDAY...Sunny. Patchy smoke. Light winds becoming west around
10 mph in the afternoon. Highs 56 to 63.
.THURSDAY NIGHT...Clear. Patchy smoke. Northwest winds around 10 mph
in the evening becoming light. Lows 36 to 43.
.FRIDAY...Sunny. Patchy smoke. Light winds. Highs 64 to 71.

$$

ORZ509-231300-
Newberry Crater-
256 PM PDT Tue Aug 22 2017

.TONIGHT...Partly cloudy with slight chance of thunderstorms. Haze
through the night. Patchy smoke after midnight. West winds around
10 mph. Lows 50 to 57.
.WEDNESDAY...Mostly cloudy. Slight chance of thunderstorms in the
morning, then chance of thunderstorms in the afternoon. Patchy smoke
in the morning. Haze through the day. Light winds becoming west
around 10 mph in the afternoon. Highs 66 to 73.
.WEDNESDAY NIGHT...Mostly cloudy with slight chance of thunderstorms
in the evening, then clear after midnight. Patchy smoke through the
night. West winds 10 to 15 mph. Lows 43 to 50.
.THURSDAY...Sunny. Patchy smoke in the morning. Light winds. Highs
62 to 69.
.THURSDAY NIGHT...Clear. Patchy smoke after midnight. Northwest
winds around 10 mph. Lows 37 to 44.
.FRIDAY...Sunny. Patchy smoke in the morning. Light winds. Highs
67 to 74.

$$


http://weather.gov/pendleton


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