Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 231056
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PDT Wed May 23 2018

ORZ050-240100-
Wallowa Mountains 8000 to 9000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
widespread showers and scattered thunderstorms in the afternoon.
Light winds becoming west around 10 mph in the afternoon. Highs
44 to 51.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. Southwest winds
around 10 mph in the evening becoming light. Lows 37 to 44.
.THURSDAY...Chance of showers in the morning, then showers likely
and slight chance of thunderstorms in the afternoon. Light winds.
Highs 44 to 51.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. Light winds.
Lows 37 to 44.
.FRIDAY...Mostly cloudy with chance of showers in the morning, then
showers likely and slight chance of thunderstorms in the afternoon.
Light winds becoming south around 10 mph in the afternoon. Highs
47 to 54.
.FRIDAY NIGHT...Showers and slight chance of thunderstorms in the
evening, then showers likely after midnight. Southwest winds around
10 mph in the evening becoming light. Lows 34 to 41.

$$

ORZ050-240100-
Salt Creek Area 5000 to 7000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
numerous showers and scattered thunderstorms in the afternoon. Light
winds. Highs 55 to 62.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. Southwest winds
around 10 mph in the evening becoming light. Lows 41 to 48.
.THURSDAY...Chance of showers in the morning, then showers likely
and slight chance of thunderstorms in the afternoon. Light winds
becoming south around 10 mph in the afternoon. Highs 55 to 62.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. Light winds.
Lows 41 to 48.
.FRIDAY...Chance of showers in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Light winds. Highs
56 to 63.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then showers likely after midnight. Light winds. Lows
38 to 45.

$$

ORZ050-062-240100-
Clear Creek Area 6000 to 8000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
numerous showers and scattered thunderstorms in the afternoon. Light
winds. Highs 51 to 58.
.TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening,
then chance of showers after midnight. Southwest winds around 10 mph
in the evening becoming light. Lows 38 to 45.
.THURSDAY...Mostly cloudy. Chance of showers in the morning, then
chance of showers and slight chance of thunderstorms in the
afternoon. Light winds becoming south around 10 mph in the
afternoon. Highs 52 to 59.
.THURSDAY NIGHT...Mostly cloudy. Chance of showers and slight chance
of thunderstorms in the evening, then chance of showers after
midnight. Light winds. Lows 40 to 47.
.FRIDAY...Chance of showers in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Northeast winds
around 10 mph shifting to the south in the afternoon. Highs 51 to
58.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Light winds
becoming north around 10 mph after midnight. Lows 36 to 43.

$$

ORZ050-062-240100-
Catherine Creek Area 6000 to 8000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
numerous showers and scattered thunderstorms in the afternoon. Light
winds. Highs 54 to 61.
.TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening,
then chance of showers after midnight. Light winds. Lows 41 to 48.
.THURSDAY...Chance of showers in the morning, then showers likely
and slight chance of thunderstorms in the afternoon. Light winds
becoming south around 10 mph in the afternoon. Highs 58 to 64.
.THURSDAY NIGHT...Mostly cloudy. Chance of showers and slight chance
of thunderstorms in the evening, then chance of showers after
midnight. Light winds. Lows 42 to 49.
.FRIDAY...Mostly cloudy with chance of showers in the morning, then
showers likely and slight chance of thunderstorms in the afternoon.
Light winds. Highs 54 to 61.
.FRIDAY NIGHT...Showers and slight chance of thunderstorms in the
evening, then chance of showers after midnight. Light winds. Lows
39 to 46.

$$

ORZ050-062-240100-
Norway Area 7000 to 10000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
widespread showers and scattered thunderstorms in the afternoon.
Light winds. Highs 49 to 56.
.TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening,
then chance of showers after midnight. Southwest winds around 10 mph
in the evening becoming light. Lows 37 to 44.
.THURSDAY...Mostly cloudy. Chance of showers in the morning, then
chance of showers and slight chance of thunderstorms in the
afternoon. Light winds becoming southwest around 10 mph in the
afternoon. Highs 51 to 58.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. Light winds.
Lows 39 to 46.
.FRIDAY...Mostly cloudy with chance of showers in the morning, then
showers likely and slight chance of thunderstorms in the afternoon.
Northeast winds around 10 mph shifting to the south in the
afternoon. Highs 49 to 56.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Southwest winds
around 10 mph shifting to the north after midnight. Lows 35 to 42.

$$

ORZ062-503-240100-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
widespread showers and scattered thunderstorms in the afternoon.
Light winds. Highs 53 to 60.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. Light winds. Lows
40 to 47.
.THURSDAY...Mostly cloudy. Chance of showers in the morning, then
chance of showers and slight chance of thunderstorms in the
afternoon. Light winds. Highs 55 to 62.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. Light winds.
Lows 42 to 49.
.FRIDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. North winds around
10 mph in the morning becoming light. Highs 51 to 58.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Northwest winds
around 10 mph. Lows 37 to 44.

$$

ORZ502-240100-
Blue Mountains 4000 to 6000 feet-
356 AM PDT Wed May 23 2018

.TODAY...Isolated showers in the morning, then numerous showers and
scattered thunderstorms in the afternoon. Light winds. Highs 65 to
71.
.TONIGHT...Mostly cloudy. Chance of thunderstorms in the evening,
then chance of showers after midnight. Light winds becoming west up
to 10 mph after midnight. Lows 44 to 51.
.THURSDAY...Mostly cloudy. Slight chance of showers in the morning,
then chance of showers and slight chance of thunderstorms in the
afternoon. Southwest winds up to 10 mph. Highs 63 to 69.
.THURSDAY NIGHT...Mostly cloudy. Chance of showers and slight chance
of thunderstorms in the evening, then chance of showers after
midnight. Light winds. Lows 43 to 50.
.FRIDAY...Mostly cloudy. Chance of showers in the morning, then
chance of showers and slight chance of thunderstorms in the
afternoon. Light winds becoming northwest around 10 mph in the
afternoon. Highs 60 to 66.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then showers likely after midnight. West winds around
10 mph. Lows 38 to 45.

$$

ORZ509-240100-
Broken Top-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
widespread showers and scattered thunderstorms in the afternoon.
Light winds becoming northwest around 10 mph in the afternoon. Highs
50 to 57.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. West winds around
10 mph in the evening becoming light. Lows 33 to 40.
.THURSDAY...Chance of showers in the morning, then showers likely
and slight chance of thunderstorms in the afternoon. Light winds.
Highs 50 to 57.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. West winds
around 10 mph in the evening becoming light. Lows 34 to 41.
.FRIDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Northwest winds
around 10 mph. Highs 40 to 47.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Northwest winds
10 to 15 mph. Lows 28 to 35.

$$

ORZ509-240100-
Tam McArthur Rim-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
numerous showers and scattered thunderstorms in the afternoon. Light
winds becoming northwest around 10 mph in the afternoon. Highs 49 to
56.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. West winds around
10 mph in the evening becoming light. Lows 34 to 41.
.THURSDAY...Chance of showers in the morning, then showers likely
and slight chance of thunderstorms in the afternoon. Light winds.
Highs 50 to 57.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then chance of showers after midnight. West winds
around 10 mph in the evening becoming light. Lows 35 to 42.
.FRIDAY...Showers likely in the morning, then showers likely and
slight chance of thunderstorms in the afternoon. Northwest winds
around 10 mph. Highs 40 to 47.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Northwest winds
10 to 15 mph. Lows 29 to 36.

$$

ORZ509-240100-
Newberry Crater-
356 AM PDT Wed May 23 2018

.TODAY...Mostly cloudy with scattered showers in the morning, then
widespread showers and scattered thunderstorms in the afternoon.
Light winds becoming northwest around 10 mph in the afternoon. Highs
53 to 60.
.TONIGHT...Showers likely and chance of thunderstorms in the
evening, then chance of showers after midnight. Northwest winds
around 10 mph in the evening becoming light. Lows 38 to 45.
.THURSDAY...Mostly cloudy. Slight chance of showers in the morning,
then chance of showers and slight chance of thunderstorms in the
afternoon. Light winds becoming south around 10 mph in the
afternoon. Highs 54 to 61.
.THURSDAY NIGHT...Showers likely and slight chance of thunderstorms
in the evening, then showers likely after midnight. Northwest winds
around 10 mph. Lows 39 to 46.
.FRIDAY...Showers likely in the morning, then showers and slight
chance of thunderstorms in the afternoon. Northwest winds 10 to
15 mph. Highs 41 to 48.
.FRIDAY NIGHT...Showers likely and slight chance of thunderstorms in
the evening, then chance of showers after midnight. Northwest winds
10 to 15 mph. Lows 32 to 39.

$$


http://weather.gov/pendleton



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