Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 231156
SAGPDT

Avalanche Guidance
National Weather Service Pendleton OR
356 AM PST Fri Feb 23 2018

ORZ050-240200-
Wallowa Mountains 8000 to 9000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Partly cloudy. Light winds becoming west around 10 mph in
the afternoon. Highs 4 to 11.
.TONIGHT...Chance of snow in the evening, then snow likely after
midnight. Snow accumulation up to 1 inch. West winds 10 to 20 mph.
Gusts up to 30 mph after midnight. Lows 1 to 8.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 5 inches. West winds 15 to 20 mph with
gusts to 30 mph. Highs 8 to 15.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation around 1 inch. West winds 10 to 20 mph. Lows zero to
7 above zero.
.SUNDAY...Snow. Snow accumulation of 2 to 5 inches. Southwest winds
15 to 25 mph with gusts to 35 mph. Highs 11 to 18.
.SUNDAY NIGHT...Snow likely. Snow accumulation of 1 to 2 inches.
West winds 15 to 25 mph. Lows 1 below to 6 above zero.

$$

ORZ050-240200-
Salt Creek Area 5000 to 7000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Partly cloudy. Northwest winds around 10 mph in the morning
becoming light. Highs 13 to 20.
.TONIGHT...Cloudy with chance of snow. Snow accumulation up to
1 inch. South winds around 10 mph. Lows 7 to 14.
.SATURDAY...Snow in the morning, then snow showers likely in the
afternoon. Snow accumulation of 1 to 3 inches. Southwest winds
around 10 mph shifting to the northwest in the afternoon. Highs
16 to 23.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers.
Northwest winds around 10 mph in the evening becoming light. Lows
8 to 15.
.SUNDAY...Snow. Snow accumulation of 1 to 4 inches. Southwest winds
10 to 15 mph. Highs 18 to 25.
.SUNDAY NIGHT...Snow likely. Snow accumulation of 1 to 2 inches.
Southwest winds 10 to 15 mph. Lows 7 to 14.

$$

ORZ050-062-240200-
Clear Creek Area 6000 to 8000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Partly cloudy. North winds around 10 mph shifting to the
southwest in the afternoon. Highs 9 to 16.
.TONIGHT...Chance of snow in the evening, then snow likely after
midnight. Snow accumulation up to 1 inch. Southwest winds 10 to
15 mph. Lows 3 to 10.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 1 to 5 inches. Southwest winds 10 to 15 mph
shifting to the west in the afternoon. Highs 12 to 19.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation around 1 inch. Northwest winds 10 to 15 mph. Lows 5 to
12.
.SUNDAY...Snow. Snow accumulation of 2 to 5 inches. Southwest winds
10 to 20 mph. Gusts up to 30 mph in the afternoon. Highs 15 to 22.
.SUNDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. Southwest
winds 10 to 15 mph. Gusts up to 25 mph in the evening. Lows 3 to 10.

$$

ORZ050-062-240200-
Catherine Creek Area 6000 to 8000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Partly cloudy. Light winds becoming southwest around 10 mph
in the afternoon. Highs 14 to 20.
.TONIGHT...Snow likely in the evening, then snow after midnight.
Snow accumulation of 1 to 2 inches. Southwest winds 10 to 15 mph.
Lows 6 to 13.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 6 inches. West winds 10 to 20 mph with
gusts to 30 mph. Highs 13 to 20.
.SATURDAY NIGHT...Chance of snow showers in the evening, then snow
showers likely after midnight. Snow accumulation around 1 inch.
Northwest winds 15 to 20 mph shifting to the west around 10 mph
after midnight. Lows 7 to 14.
.SUNDAY...Snow. Snow accumulation of 2 to 5 inches. Southwest winds
10 to 20 mph. Highs 16 to 23.
.SUNDAY NIGHT...Snow. Snow accumulation of 2 to 3 inches. West winds
10 to 20 mph. Lows 3 to 10.

$$

ORZ050-062-240200-
Norway Area 7000 to 10000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Partly cloudy. Northwest winds around 10 mph shifting to
the southwest in the afternoon. Highs 8 to 15.
.TONIGHT...Snow likely in the evening, then snow after midnight.
Snow accumulation up to 1 inch. Southwest winds 10 to 15 mph. Lows
3 to 10.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 6 inches. West winds 10 to 20 mph. Highs
11 to 18.
.SATURDAY NIGHT...Snow showers likely. Snow accumulation around
1 inch. Northwest winds 10 to 20 mph. Lows 4 to 11.
.SUNDAY...Snow. Snow accumulation of 2 to 5 inches. Southwest winds
15 to 25 mph. Highs 13 to 20.
.SUNDAY NIGHT...Snow. Snow accumulation of 2 to 4 inches. West winds
15 to 25 mph. Lows zero to 7 above zero.

$$

ORZ062-503-240200-
Anthony Lakes Area 7000 to 9000 feet-
356 AM PST Fri Feb 23 2018

.TODAY...Sunny in the morning then becoming partly cloudy. Light
winds becoming west around 10 mph in the afternoon. Highs 8 to 15.
.TONIGHT...Snow likely in the evening, then snow after midnight.
Snow accumulation of 1 to 2 inches. West winds 15 to 25 mph with
gusts to 35 mph. Lows 3 to 10.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 5 inches. West winds 15 to 25 mph with
gusts to 35 mph. Highs 9 to 16.
.SATURDAY NIGHT...Snow showers likely in the evening, then chance of
snow showers after midnight. Snow accumulation around 1 inch. West
winds 10 to 20 mph with gusts to 30 mph. Lows 4 to 11.
.SUNDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 4 inches. West winds 20 to 30 mph with
gusts to 40 mph. Highs 13 to 20.
.SUNDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. West winds
15 to 25 mph. Lows 1 below to 6 above zero.

$$

ORZ502-240200-
Blue Mountains 4000 to 6000 feet-
356 AM PST Fri Feb 23 2018

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO
4 PM PST SATURDAY...

.TODAY...Partly cloudy. Light winds becoming southwest around 10 mph
in the afternoon. Highs 13 to 20.
.TONIGHT...Snow. Snow accumulation of 1 to 2 inches. Southwest winds
10 to 15 mph. Gusts up to 30 mph after midnight. Lows 11 to 18.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 1 to 5 inches. West winds 15 to 25 mph with
gusts to 35 mph. Highs 18 to 25.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. Snow
accumulation up to 1 inch. West winds 10 to 20 mph with gusts to
30 mph. Lows 13 to 20.
.SUNDAY...Snow. Snow accumulation of 1 to 7 inches. West winds 20 to
30 mph with gusts to 40 mph. Highs 21 to 28.
.SUNDAY NIGHT...Snow in the evening, then snow likely after
midnight. Snow accumulation around 1 inch. West winds 10 to 20 mph
with gusts to 30 mph. Lows 10 to 17.

$$

ORZ509-240200-
Broken Top-
356 AM PST Fri Feb 23 2018

.TODAY...Sunny in the morning, then mostly cloudy with slight chance
of snow in the afternoon. West winds 10 to 15 mph. Gusts up to
30 mph in the afternoon. Highs 13 to 20.
.TONIGHT...Chance of snow in the evening, then snow after midnight.
Snow accumulation up to 3 inches. West winds 15 to 25 mph with gusts
to 35 mph increasing to 25 to 35 mph with gusts to 45 mph after
midnight. Lows 5 to 12.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 7 inches. West winds 20 to 35 mph. Gusts
up to 45 mph in the morning. Highs 11 to 18.
.SATURDAY NIGHT...Snow showers likely. Snow accumulation of 1 to
2 inches. West winds 20 to 30 mph with gusts to 40 mph. Lows 8 to
15.
.SUNDAY...Snow. Snow accumulation of 4 to 9 inches. Southwest winds
25 to 40 mph. Highs 14 to 21.
.SUNDAY NIGHT...Snow. Snow accumulation of 1 to 4 inches. West winds
20 to 30 mph with gusts to 40 mph decreasing to 15 to 20 mph after
midnight. Lows 2 to 9.

$$

ORZ509-240200-
Tam McArthur Rim-
356 AM PST Fri Feb 23 2018

.TODAY...Sunny in the morning, then mostly cloudy with slight chance
of snow in the afternoon. West winds around 10 mph. Gusts up to
25 mph in the afternoon. Highs 13 to 20.
.TONIGHT...Chance of snow in the evening, then snow likely after
midnight. Snow accumulation up to 3 inches. West winds 15 to 25 mph
with gusts to 35 mph increasing to 25 to 35 mph with gusts to 45 mph
after midnight. Lows 6 to 13.
.SATURDAY...Snow in the morning, then snow showers in the afternoon.
Snow accumulation of 2 to 6 inches. West winds 25 to 35 mph with
gusts to 45 mph decreasing to 15 to 25 mph with gusts to 35 mph in
the afternoon. Highs 11 to 18.
.SATURDAY NIGHT...Snow showers likely 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. Lows 8 to 15.
.SUNDAY...Snow. Snow accumulation of 4 to 8 inches. Southwest winds
25 to 40 mph. Highs 14 to 21.
.SUNDAY NIGHT...Snow. Snow accumulation of 1 to 4 inches. West winds
20 to 30 mph with gusts to 40 mph decreasing to 15 to 20 mph after
midnight. Lows 3 to 10.

$$

ORZ509-240200-
Newberry Crater-
356 AM PST Fri Feb 23 2018

.TODAY...Sunny in the morning then becoming mostly cloudy. West
winds 10 to 15 mph. Highs 14 to 21.
.TONIGHT...Cloudy with chance of snow. Little or no snow
accumulation. West winds 15 to 20 mph with gusts to 30 mph
increasing to 20 to 30 mph with gusts to 40 mph after midnight. Lows
9 to 16.
.SATURDAY...Snow in the morning, then snow showers likely in the
afternoon. Snow accumulation of 2 to 4 inches. West winds 20 to
30 mph with gusts to 40 mph. Highs 15 to 22.
.SATURDAY NIGHT...Mostly cloudy with chance of snow showers. West
winds 20 to 30 mph. Lows 10 to 17.
.SUNDAY...Snow likely in the morning, then snow in the afternoon.
Snow accumulation of 1 to 4 inches. West winds 25 to 35 mph with
gusts to 45 mph. Highs 18 to 25.
.SUNDAY NIGHT...Snow. Snow accumulation of 1 to 3 inches. West winds
20 to 30 mph with gusts to 40 mph decreasing to 15 to 20 mph after
midnight. Lows 4 to 11.

$$


http://weather.gov/pendleton



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