Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 311156
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PST SAT JAN 31 2015

ORZ050-010200-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. NORTH WINDS AROUND 10 MPH IN THE MORNING
BECOMING LIGHT. HIGHS 37 TO 44.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS BECOMING WEST AROUND 10 MPH AFTER MIDNIGHT. LOWS 17 TO
24.
.SUNDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 15 MPH.
HIGHS 26 TO 33.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. NORTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LOWS 18 TO 25.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH SHIFTING TO THE WEST 15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE
AFTERNOON. HIGHS 23 TO 30.
.MONDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 20 TO
30 MPH WITH GUSTS TO 40 MPH DECREASING TO 15 TO 20 MPH WITH GUSTS TO
30 MPH AFTER MIDNIGHT. LOWS 18 TO 25.

$$

ORZ050-010200-
SALT CREEK AREA 5000 TO 7000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. LIGHT WINDS. HIGHS 35 TO 42.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS. LOWS 17 TO 24.
.SUNDAY...CLOUDY. CHANCE OF SNOW AND RAIN IN THE MORNING...THEN
CHANCE OF SNOW IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
LIGHT WINDS. HIGHS 27 TO 34.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. LIGHT WINDS. LOWS
19 TO 26.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH. HIGHS 29 TO 36.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION
UP TO 1 INCH. SOUTHWEST WINDS 10 TO 15 MPH. LOWS 18 TO 25.

$$

ORZ050-062-010200-
CLEAR CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. NORTH WINDS AROUND 10 MPH. HIGHS 32 TO 39.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS. LOWS 18 TO 25.
.SUNDAY...CLOUDY. CHANCE OF SNOW AND RAIN IN THE MORNING...THEN
CHANCE OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
SOUTHWEST WINDS AROUND 10 MPH. HIGHS 28 TO 35.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS
AROUND 10 MPH. LOWS 19 TO 26.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 29 TO 36.
.MONDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LOWS 17 TO 24.

$$

ORZ050-062-010200-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. LIGHT WINDS. HIGHS 36 TO 43.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS. LOWS 19 TO 26.
.SUNDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS AROUND 10 MPH
IN THE MORNING BECOMING LIGHT. HIGHS 27 TO 34.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 20 TO 27.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 27 TO 34.
.MONDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO
15 MPH WITH GUSTS TO 30 MPH. LOWS 22 TO 29.

$$

ORZ050-062-010200-
NORWAY AREA 7000 TO 10000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. NORTH WINDS AROUND 10 MPH. HIGHS 31 TO 38.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS. LOWS 18 TO 25.
.SUNDAY...CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION UP TO
1 INCH. SOUTHWEST WINDS AROUND 10 MPH. HIGHS 27 TO 34.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION AROUND 1 INCH. WEST WINDS AROUND
10 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LOWS 18 TO 25.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 3 INCHES. WEST WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 26 TO 33.
.MONDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO
25 MPH DECREASING TO 10 TO 15 MPH AFTER MIDNIGHT. GUSTS UP TO
35 MPH. LOWS 15 TO 22.

$$

ORZ062-503-010200-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. NORTH WINDS UP TO 10 MPH. HIGHS 39 TO 45.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS BECOMING WEST AROUND 10 MPH AFTER MIDNIGHT. LOWS 26 TO
32.
.SUNDAY...CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION UP TO
1 INCH. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE
AFTERNOON. HIGHS 32 TO 39.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO
15 MPH WITH GUSTS TO 25 MPH. LOWS 20 TO 27.
.MONDAY...CHANCE OF SNOW IN THE MORNING...THEN SNOW LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. WEST WINDS 15 TO
25 MPH. GUSTS UP TO 35 MPH IN THE AFTERNOON. HIGHS 28 TO 35.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION
UP TO 1 INCH. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS
22 TO 28.

$$

ORZ502-010200-
BLUE MOUNTAINS 4000 TO 6000 FEET-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. LIGHT WINDS. HIGHS 35 TO 42.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS. LOWS 18 TO 25.
.SUNDAY...CHANCE OF RAIN AND SNOW IN THE MORNING...THEN RAIN AND
SNOW LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST
WINDS UP TO 10 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 31 TO
38.
.SUNDAY NIGHT...SNOW LIKELY AND CHANCE OF RAIN IN THE EVENING...THEN
CHANCE OF SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST
WINDS AROUND 10 MPH. GUSTS UP TO 30 MPH IN THE EVENING. LOWS 25 TO
32.
.MONDAY...CHANCE OF RAIN AND SNOW IN THE MORNING...THEN SNOW AND
RAIN IN THE AFTERNOON. SNOW ACCUMULATION UP TO 3 INCHES. SOUTH WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH INCREASING TO WEST 20 TO 30 MPH
WITH GUSTS TO 40 MPH IN THE AFTERNOON. HIGHS 33 TO 40.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW AND RAIN. WEST
WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS 24 TO 31.

$$

ORZ509-010200-
BROKEN TOP-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY. PATCHY FOG IN THE MORNING. LIGHT WINDS.
HIGHS 40 TO 47.
.TONIGHT...PARTLY CLOUDY. WEST WINDS 10 TO 15 MPH. GUSTS UP TO
25 MPH AFTER MIDNIGHT. LOWS 22 TO 29.
.SUNDAY...CHANCE OF RAIN AND SNOW IN THE MORNING...THEN SNOW LIKELY
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO
25 MPH. HIGHS 33 TO 40.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO
20 MPH WITH GUSTS TO 30 MPH. LOWS 24 TO 31.
.MONDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 2 TO 3 INCHES. WEST WINDS 20 TO 30 MPH WITH
GUSTS TO 40 MPH. HIGHS 31 TO 38.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION
AROUND 1 INCH. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS
24 TO 31.

$$

ORZ509-010200-
TAM MCARTHUR RIM-
356 AM PST SAT JAN 31 2015

.TODAY...MOSTLY CLOUDY IN THE MORNING THEN CLEARING. PATCHY FOG IN
THE MORNING. LIGHT WINDS. HIGHS 41 TO 48.
.TONIGHT...PARTLY CLOUDY. WEST WINDS 10 TO 15 MPH. LOWS 22 TO 29.
.SUNDAY...CHANCE OF RAIN AND SNOW IN THE MORNING...THEN SNOW LIKELY
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 34 TO 41.
.SUNDAY NIGHT...SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. LOWS 24 TO 31.
.MONDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 2 TO 3 INCHES. WEST WINDS 15 TO 25 MPH WITH
GUSTS TO 35 MPH. HIGHS 31 TO 38.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION
AROUND 1 INCH. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS
24 TO 31.

$$

ORZ509-010200-
NEWBERRY CRATER-
356 AM PST SAT JAN 31 2015

.TODAY...PARTLY CLOUDY IN THE MORNING THEN CLEARING. LIGHT WINDS.
HIGHS 39 TO 46.
.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT.
LOWS 21 TO 28.
.SUNDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN AND SNOW IN THE
MORNING...THEN CLOUDY WITH CHANCE OF RAIN AND SNOW IN THE AFTERNOON.
WEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. HIGHS 37 TO 44.
.SUNDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN IN THE
EVENING. WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.
LOWS 25 TO 32.
.MONDAY...CHANCE OF SNOW AND RAIN IN THE MORNING...THEN SNOW AND
RAIN LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH BECOMING WEST
10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON. HIGHS 34 TO 41.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. LOWS 25 TO 32.

$$





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