Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 231056
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PDT Wed Aug 23 2017

ORZ050-240100-
Wallowa Mountains 8000 to 9000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Partly cloudy in the morning, then mostly cloudy with
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 61 to 68.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then showers likely and slight chance of thunderstorms
after midnight. Light winds. Lows 42 to 49.
.THURSDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Light winds. Highs 54 to 61.
.THURSDAY NIGHT...Mostly 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. Highs 57 to 64.
.FRIDAY NIGHT...Clear. Light winds. Lows 37 to 44.

$$

ORZ050-240100-
Salt Creek Area 5000 to 7000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Partly cloudy in the morning, then mostly cloudy with
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 72 to 79.
.TONIGHT...Chance of thunderstorms in the evening, then showers
likely and slight chance of thunderstorms after midnight. Light
winds. Lows 46 to 53.
.THURSDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Light winds becoming southwest up to 10 mph in the
afternoon. Highs 65 to 72.
.THURSDAY NIGHT...Mostly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear after midnight.
Light winds. Lows 40 to 47.
.FRIDAY...Sunny. Light winds. Highs 67 to 74.
.FRIDAY NIGHT...Clear. Light winds. Lows 40 to 47.

$$

ORZ050-062-240100-
Clear Creek Area 6000 to 8000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Partly cloudy in the morning, then mostly cloudy with
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 66 to 73.
.TONIGHT...Chance of thunderstorms in the evening, then showers
likely and slight chance of thunderstorms after midnight. Light
winds. Lows 45 to 52.
.THURSDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Light winds becoming southwest around 10 mph in
the afternoon. Highs 60 to 67.
.THURSDAY NIGHT...Mostly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear with slight
chance of showers after midnight. Light winds. Lows 38 to 45.
.FRIDAY...Sunny. Light winds. Highs 62 to 69.
.FRIDAY NIGHT...Clear. Light winds becoming north around 10 mph
after midnight. Lows 39 to 46.

$$

ORZ050-062-240100-
Catherine Creek Area 6000 to 8000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Partly cloudy in the morning, then mostly cloudy with
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 67 to 74.
.TONIGHT...Chance of thunderstorms in the evening, then showers
likely and slight chance of thunderstorms after midnight. Northwest
winds around 10 mph in the evening becoming light. Lows 47 to 54.
.THURSDAY...Mostly 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...Mostly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear with slight
chance of showers after midnight. Northwest winds around 10 mph.
Lows 40 to 47.
.FRIDAY...Sunny. Light winds. Highs 62 to 69.
.FRIDAY NIGHT...Clear. Light winds. Lows 41 to 48.

$$

ORZ050-062-240100-
Norway Area 7000 to 10000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Partly cloudy in the morning, then mostly cloudy with
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 64 to 71.
.TONIGHT...Chance of thunderstorms in the evening, then showers
likely and slight chance of thunderstorms after midnight. Light
winds. Lows 43 to 50.
.THURSDAY...Mostly cloudy with chance of showers and slight chance
of thunderstorms. Light winds becoming southwest around 10 mph in
the afternoon. Highs 57 to 64.
.THURSDAY NIGHT...Mostly cloudy with chance of showers and slight
chance of thunderstorms in the evening, then clear with slight
chance of showers after midnight. Light winds becoming northwest
around 10 mph after midnight. Lows 37 to 44.
.FRIDAY...Sunny. Light winds. Highs 60 to 67.
.FRIDAY NIGHT...Clear. Light winds becoming north around 10 mph
after midnight. Lows 39 to 46.

$$

ORZ062-503-240100-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Mostly cloudy. Isolated showers in the morning, then
scattered thunderstorms in the afternoon. Haze through the day.
Light winds. Highs 62 to 69.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then showers likely and slight chance of thunderstorms
after midnight. Northwest winds around 10 mph in the evening
becoming light. Lows 44 to 51.
.THURSDAY...Partly cloudy in the morning, then mostly cloudy with
chance of showers and slight chance of thunderstorms in the
afternoon. Light winds becoming west around 10 mph in the afternoon.
Highs 55 to 62.
.THURSDAY NIGHT...Mostly cloudy with slight chance of thunderstorms
in the evening, then clear after midnight. Northwest winds around
10 mph. Lows 39 to 46.
.FRIDAY...Sunny. West winds around 10 mph. Highs 58 to 65.
.FRIDAY NIGHT...Clear. Northwest winds around 10 mph in the evening
becoming light. Lows 41 to 48.

$$

ORZ502-240100-
Blue Mountains 4000 to 6000 feet-
356 AM PDT Wed Aug 23 2017

.TODAY...Mostly cloudy. Haze through the day. Isolated thunderstorms
in the afternoon. Light winds. Highs 76 to 82.
.TONIGHT...Mostly 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 46 to 53.
.THURSDAY...Partly cloudy. West winds around 10 mph. Highs 65 to 71.
.THURSDAY NIGHT...Partly cloudy in the evening then becoming clear.
West winds around 10 mph. Lows 34 to 41.
.FRIDAY...Sunny. Light winds. Highs 63 to 70.
.FRIDAY NIGHT...Clear. Northwest winds around 10 mph in the evening
becoming light. Lows 35 to 42.

$$

ORZ509-240100-
Broken Top-
356 AM PDT Wed Aug 23 2017

.TODAY...Mostly cloudy. Isolated showers in the morning, then
isolated thunderstorms in the afternoon. Haze and patchy smoke
through the day. Light winds becoming west around 10 mph in the
afternoon. Highs 59 to 66.
.TONIGHT...Partly cloudy. Patchy smoke. West winds around 10 mph.
Lows 41 to 48.
.THURSDAY...Partly cloudy. Patchy smoke. West winds around 10 mph.
Highs 54 to 61.
.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 60 to 67.
.FRIDAY NIGHT...Clear. Patchy smoke. Northwest winds around 10 mph.
Lows 40 to 47.

$$

ORZ509-240100-
Tam McArthur Rim-
356 AM PDT Wed Aug 23 2017

.TODAY...Mostly cloudy. Isolated showers in the morning, then
isolated thunderstorms in the afternoon. Haze and patchy smoke
through the day. Light winds becoming west around 10 mph in the
afternoon. Highs 59 to 66.
.TONIGHT...Partly cloudy. Patchy smoke. West winds around 10 mph.
Lows 42 to 49.
.THURSDAY...Partly cloudy. Patchy smoke. West winds around 10 mph.
Highs 54 to 61.
.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 60 to 67.
.FRIDAY NIGHT...Clear. Patchy smoke. Northwest winds around 10 mph.
Lows 40 to 47.

$$

ORZ509-240100-
Newberry Crater-
356 AM PDT Wed Aug 23 2017

.TODAY...Isolated showers in the morning, then numerous showers and
scattered thunderstorms in the afternoon. Patchy smoke in the
morning. Haze through the day. Light winds becoming west around
10 mph in the afternoon. Highs 64 to 71.
.TONIGHT...Mostly cloudy with chance of thunderstorms in the
evening, then partly cloudy after midnight. Patchy smoke through the
night. West winds 10 to 15 mph. Lows 43 to 50.
.THURSDAY...Sunny in the morning then becoming partly cloudy. Patchy
smoke in the morning. Light winds becoming west around 10 mph in the
afternoon. Highs 61 to 68.
.THURSDAY NIGHT...Partly cloudy in the evening then becoming clear.
Patchy smoke after midnight. Northwest winds 10 to 15 mph. Lows
37 to 44.
.FRIDAY...Sunny. Patchy smoke in the morning. Light winds. Highs
65 to 72.
.FRIDAY NIGHT...Clear. Northwest winds around 10 mph. Lows 43 to 50.

$$


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