Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 292156
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PDT SUN MAR 29 2015

ORZ050-301300-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS AROUND 10 MPH. LOWS 22 TO 29.
.MONDAY...PARTLY CLOUDY. LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH IN
THE AFTERNOON. HIGHS 42 TO 49.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT. LOWS 22 TO 29.
.TUESDAY...SNOW LIKELY IN THE MORNING...THEN SNOW SHOWERS LIKELY IN
THE AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. SOUTHWEST WINDS
AROUND 10 MPH INCREASING TO WEST 15 TO 25 MPH WITH GUSTS TO 35 MPH
IN THE AFTERNOON. HIGHS 26 TO 33.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS.
NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 11 TO 18.
.WEDNESDAY...CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION
AROUND 1 INCH. NORTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN
THE MORNING. HIGHS 19 TO 26.

$$

ORZ050-301300-
SALT CREEK AREA 5000 TO 7000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. LOWS 25 TO 32.
.MONDAY...PARTLY CLOUDY. LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN
THE AFTERNOON. HIGHS 50 TO 57.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT.
LOWS 27 TO 34.
.TUESDAY...CHANCE OF RAIN AND SNOW IN THE MORNING...THEN SHOWERS
LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST
WINDS AROUND 10 MPH SHIFTING TO THE WEST 15 TO 20 MPH WITH GUSTS TO
30 MPH IN THE AFTERNOON. HIGHS 35 TO 42.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS.
NORTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING.
LOWS 20 TO 27.
.WEDNESDAY...CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION
UP TO 1 INCH. WEST WINDS AROUND 10 MPH. HIGHS 28 TO 35.

$$

ORZ050-062-301300-
CLEAR CREEK AREA 6000 TO 8000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
LIGHT WINDS BECOMING SOUTHWEST AROUND 10 MPH AFTER MIDNIGHT. LOWS
27 TO 34.
.MONDAY...PARTLY CLOUDY. SOUTH WINDS AROUND 10 MPH. HIGHS 47 TO 54.
.MONDAY NIGHT...PARTLY CLOUDY. SOUTHWEST WINDS AROUND 10 MPH. LOWS
25 TO 32.
.TUESDAY...MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW IN THE
MORNING...THEN SNOW SHOWERS AND SHOWERS LIKELY IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 15 MPH. GUSTS UP TO
30 MPH IN THE AFTERNOON. HIGHS 32 TO 39.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LITTLE
OR NO SNOW ACCUMULATION. WEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH. LOWS 15 TO 22.
.WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS AROUND 10 MPH. HIGHS 25 TO 32.

$$

ORZ050-062-301300-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. LOWS 30 TO 36.
.MONDAY...PARTLY CLOUDY. LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN
THE AFTERNOON. HIGHS 46 TO 53.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTH WINDS AROUND 10 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT. LOWS 25 TO 32.
.TUESDAY...SNOW LIKELY IN THE MORNING...THEN SNOW SHOWERS AND
SHOWERS LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
WEST WINDS AROUND 10 MPH INCREASING TO 15 TO 25 MPH WITH GUSTS TO
35 MPH IN THE AFTERNOON. HIGHS 30 TO 37.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS.
NORTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 17 TO 24.
.WEDNESDAY...CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION
UP TO 1 INCH. NORTHWEST WINDS 10 TO 15 MPH. HIGHS 23 TO 30.

$$

ORZ050-062-301300-
NORWAY AREA 7000 TO 10000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTHWEST WINDS AROUND 10 MPH. LOWS 30 TO 36.
.MONDAY...PARTLY CLOUDY. SOUTH WINDS AROUND 10 MPH. HIGHS 44 TO 51.
.MONDAY NIGHT...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. LOWS
24 TO 31.
.TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW IN THE MORNING...THEN
SNOW SHOWERS LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO
1 INCH. WEST WINDS AROUND 10 MPH INCREASING TO 15 TO 20 MPH WITH
GUSTS TO 35 MPH IN THE AFTERNOON. HIGHS 28 TO 35.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS
TO 35 MPH. LOWS 12 TO 19.
.WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS AROUND 10 MPH. HIGHS 20 TO 27.

$$

ORZ062-503-301300-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTHWEST WINDS 10 TO 15 MPH. LOWS 33 TO 40.
.MONDAY...PARTLY CLOUDY. SOUTH WINDS AROUND 10 MPH. HIGHS 51 TO 58.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. LOWS 25 TO 32.
.TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW IN THE MORNING...THEN
CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO 25 MPH. GUSTS UP TO
35 MPH IN THE AFTERNOON. HIGHS 27 TO 34.
.TUESDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WEST
WINDS 20 TO 30 MPH. LOWS 13 TO 20.
.WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 15 MPH IN THE MORNING
BECOMING LIGHT. GUSTS UP TO 30 MPH. HIGHS 22 TO 29.

$$

ORZ502-301300-
BLUE MOUNTAINS 4000 TO 6000 FEET-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. LOWS 27 TO 34.
.MONDAY...PARTLY CLOUDY. LIGHT WINDS BECOMING SOUTH UP TO 10 MPH IN
THE AFTERNOON. HIGHS 53 TO 60.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LIGHT WINDS BECOMING WEST UP TO 10 MPH AFTER MIDNIGHT. LOWS
29 TO 36.
.TUESDAY...RAIN LIKELY IN THE MORNING...THEN CHANCE OF SHOWERS AND
SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 35 TO 42.
.TUESDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WEST
WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS 21 TO 28.
.WEDNESDAY...CLOUDY. CHANCE OF SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SHOWERS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH. HIGHS 32 TO 39.

$$

ORZ509-301300-
BROKEN TOP-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS AROUND 10 MPH. LOWS 23 TO 30.
.MONDAY...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO
25 MPH IN THE AFTERNOON. HIGHS 45 TO 52.
.MONDAY NIGHT...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN IN THE
EVENING...THEN SNOW LIKELY AND CHANCE OF RAIN AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS
TO 40 MPH. LOWS 18 TO 25.
.TUESDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION OF 1 TO 3 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. HIGHS 23 TO 30.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO 25 MPH WITH GUSTS TO
35 MPH. LOWS 11 TO 18.
.WEDNESDAY...CHANCE OF SNOW SHOWERS IN THE MORNING...THEN SNOW
SHOWERS LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH.
WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS 20 TO 27.

$$

ORZ509-301300-
TAM MCARTHUR RIM-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS AROUND 10 MPH. LOWS 24 TO 31.
.MONDAY...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO
25 MPH IN THE AFTERNOON. HIGHS 45 TO 52.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING...THEN CLOUDY WITH
CHANCE OF SNOW AND RAIN AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. LOWS
18 TO 25.
.TUESDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. HIGHS 23 TO 30.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. WEST WINDS 15 TO 25 MPH WITH GUSTS TO
35 MPH. LOWS 11 TO 18.
.WEDNESDAY...CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION
UP TO 1 INCH. WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS
20 TO 27.

$$

ORZ509-301300-
NEWBERRY CRATER-
256 PM PDT SUN MAR 29 2015

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. WEST
WINDS AROUND 10 MPH. LOWS 24 TO 31.
.MONDAY...PARTLY CLOUDY. SOUTH WINDS AROUND 10 MPH SHIFTING TO THE
WEST 10 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON. HIGHS 52 TO
59.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING...THEN CLOUDY WITH
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. SOUTHWEST WINDS 15 TO 25 MPH
WITH GUSTS TO 35 MPH. LOWS 21 TO 28.
.TUESDAY...SNOW LIKELY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO
1 INCH. WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 28 TO
35.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. WEST WINDS 15 TO 25 MPH
WITH GUSTS TO 35 MPH DECREASING TO 10 TO 15 MPH WITH GUSTS TO 25 MPH
AFTER MIDNIGHT. LOWS 13 TO 20.
.WEDNESDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 25 TO
32.

$$




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