Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 202256
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST SAT DEC 20 2014

ORZ050-211400-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW. SNOW ACCUMULATION OF 4 TO 5 INCHES. WEST WINDS
25 TO 35 MPH WITH GUSTS TO 50 MPH. LOWS 21 TO 28.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 3 TO 5 INCHES. NORTHWEST WINDS
25 TO 35 MPH WITH GUSTS TO 50 MPH. HIGHS 26 TO 33.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 20 TO
35 MPH WITH GUSTS TO 45 MPH. LOWS 15 TO 22.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 15 TO
25 MPH. HIGHS 22 TO 29.
.MONDAY NIGHT...PARTLY CLOUDY. WEST WINDS AROUND 10 MPH. LOWS 15 TO
22.
.TUESDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. WEST WINDS
10 TO 15 MPH. HIGHS 26 TO 33.

$$

ORZ050-211400-
SALT CREEK AREA 5000 TO 7000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 4 INCHES. SOUTHWEST WINDS
15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 25 TO 32.
.SUNDAY...RAIN. WEST WINDS 10 TO 15 MPH. HIGHS 33 TO 40.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. WEST WINDS AROUND
10 MPH. LOWS 21 TO 28.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS AROUND
10 MPH. HIGHS 27 TO 34.
.MONDAY NIGHT...PARTLY CLOUDY. LIGHT WINDS. LOWS 16 TO 23.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LIGHT WINDS
BECOMING SOUTH AROUND 10 MPH IN THE AFTERNOON. HIGHS 28 TO 35.

$$

ORZ050-062-211400-
CLEAR CREEK AREA 6000 TO 8000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 8 INCHES. SOUTH WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 23 TO 30.
.SUNDAY...RAIN AND SNOW. SNOW ACCUMULATION UP TO 5 INCHES. WEST
WINDS 20 TO 30 MPH WITH GUSTS TO 50 MPH. HIGHS 29 TO 36.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 35 MPH. LOWS 18 TO 25.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 20 TO
30 MPH DECREASING TO 10 TO 15 MPH WITH GUSTS TO 25 MPH IN THE
AFTERNOON. HIGHS 21 TO 28.
.MONDAY NIGHT...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
EVENING BECOMING LIGHT. LOWS 12 TO 19.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LIGHT WINDS
BECOMING SOUTHWEST AROUND 10 MPH IN THE AFTERNOON. HIGHS 26 TO 33.

$$

ORZ050-062-211400-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 6 INCHES. SOUTHWEST WINDS
15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 21 TO 28.
.SUNDAY...RAIN AND SNOW. SNOW ACCUMULATION UP TO 5 INCHES. WEST
WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH. HIGHS 30 TO 37.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. LOWS 18 TO 25.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 22 TO 29.
.MONDAY NIGHT...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
EVENING BECOMING LIGHT. LOWS 15 TO 22.
.TUESDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. LIGHT WINDS
BECOMING SOUTHWEST AROUND 10 MPH IN THE AFTERNOON. HIGHS 29 TO 36.

$$

ORZ050-062-211400-
NORWAY AREA 7000 TO 10000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW. SNOW ACCUMULATION OF 5 TO 8 INCHES. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 22 TO 29.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 3 TO 5 INCHES. WEST WINDS 30 TO
45 MPH. GUSTS UP TO 60 MPH INCREASING TO 70 MPH IN THE AFTERNOON.
HIGHS 27 TO 34.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. NORTHWEST WINDS 20 TO
30 MPH WITH GUSTS TO 45 MPH. LOWS 16 TO 23.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW. NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 55 MPH
DECREASING TO 15 TO 20 MPH WITH GUSTS TO 35 MPH IN THE AFTERNOON.
HIGHS 26 TO 31.
.MONDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE EVENING.
NORTHWEST WINDS AROUND 10 MPH. LOWS 12 TO 19.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. WEST WINDS
AROUND 10 MPH. HIGHS 26 TO 33.

$$

ORZ062-503-211400-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...SNOW IN THE EVENING...THEN RAIN AND SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 5 INCHES. WEST WINDS 25 TO 40 MPH. GUSTS UP
TO 45 MPH INCREASING TO 55 MPH AFTER MIDNIGHT. LOWS 26 TO 33.
.SUNDAY...RAIN AND SNOW IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 4 INCHES. WEST WINDS 40 TO 50 MPH WITH GUSTS
TO 70 MPH. HIGHS 30 TO 37.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 1 TO 3 INCHES. WEST WINDS 25 TO
35 MPH WITH GUSTS TO 45 MPH. LOWS 17 TO 24.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW. NORTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH
DECREASING TO 15 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON.
HIGHS 24 TO 31.
.MONDAY NIGHT...MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. NORTHWEST WINDS AROUND 10 MPH. LOWS 16 TO 23.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. WEST WINDS
AROUND 10 MPH. HIGHS 30 TO 37.

$$

ORZ502-211400-
BLUE MOUNTAINS 4000 TO 6000 FEET-
256 PM PST SAT DEC 20 2014

.TONIGHT...RAIN AND SNOW IN THE EVENING...THEN RAIN AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 6 INCHES. SOUTHWEST WINDS 15 TO 25 MPH WITH
GUSTS TO 45 MPH. LOWS 27 TO 34.
.SUNDAY...RAIN. WEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. HIGHS
36 TO 43.
.SUNDAY NIGHT...RAIN AND SNOW. SNOW ACCUMULATION UP TO 1 INCH. WEST
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 23 TO 30.
.MONDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW. WEST WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 33 TO 39.
.MONDAY NIGHT...MOSTLY CLOUDY. SOUTHWEST WINDS AROUND 10 MPH. LOWS
22 TO 29.
.TUESDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. SOUTHWEST WINDS
10 TO 15 MPH. HIGHS 34 TO 41.

$$

ORZ509-211400-
BROKEN TOP-
256 PM PST SAT DEC 20 2014

...HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST SUNDAY...

.TONIGHT...SNOW IN THE EVENING...THEN RAIN AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 10 INCHES. WEST WINDS 35 TO 50 MPH WITH GUSTS TO
60 MPH. LOWS 25 TO 32.
.SUNDAY...RAIN AND SNOW. NO SNOW ACCUMULATION. WEST WINDS 35 TO
50 MPH WITH GUSTS TO 60 MPH. HIGHS 34 TO 41.
.SUNDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 7 INCHES. WEST WINDS
30 TO 40 MPH WITH GUSTS TO 50 MPH. LOWS 23 TO 30.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 20 MPH.
GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 29 TO 36.
.MONDAY NIGHT...MOSTLY CLOUDY IN THE EVENING...THEN PARTLY CLOUDY
WITH CHANCE OF SNOW AFTER MIDNIGHT. WEST WINDS 10 TO 15 MPH. LOWS
24 TO 31.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. WEST WINDS
10 TO 15 MPH. HIGHS 33 TO 40.

$$

ORZ509-211400-
TAM MCARTHUR RIM-
256 PM PST SAT DEC 20 2014

...HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST SUNDAY...

.TONIGHT...SNOW IN THE EVENING...THEN RAIN AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 8 INCHES. WEST WINDS 35 TO 45 MPH WITH GUSTS TO
60 MPH. LOWS 25 TO 32.
.SUNDAY...RAIN. WEST WINDS 35 TO 45 MPH. GUSTS UP TO 60 MPH IN THE
MORNING. HIGHS 34 TO 41.
.SUNDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 6 INCHES. WEST WINDS
25 TO 40 MPH WITH GUSTS TO 50 MPH. LOWS 23 TO 30.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 20 MPH.
GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 29 TO 36.
.MONDAY NIGHT...MOSTLY CLOUDY IN THE EVENING...THEN PARTLY CLOUDY
WITH CHANCE OF SNOW AFTER MIDNIGHT. WEST WINDS AROUND 10 MPH. LOWS
24 TO 31.
.TUESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. WEST WINDS
10 TO 15 MPH. HIGHS 33 TO 40.

$$

ORZ509-211400-
NEWBERRY CRATER-
256 PM PST SAT DEC 20 2014

...HIGH WIND WARNING IN EFFECT UNTIL 7 AM PST SUNDAY...

.TONIGHT...SNOW IN THE EVENING...THEN RAIN AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 3 INCHES. WEST WINDS 30 TO 40 MPH DECREASING TO
20 TO 30 MPH AFTER MIDNIGHT. GUSTS UP TO 50 MPH. LOWS 24 TO 31.
.SUNDAY...RAIN. WEST WINDS 25 TO 40 MPH DECREASING TO 20 TO 30 MPH
IN THE AFTERNOON. GUSTS UP TO 50 MPH. HIGHS 36 TO 43.
.SUNDAY NIGHT...RAIN LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 20 TO
35 MPH WITH GUSTS TO 45 MPH. LOWS 24 TO 31.
.MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING. WEST
WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 31 TO
38.
.MONDAY NIGHT...PARTLY CLOUDY IN THE EVENING...THEN MOSTLY CLOUDY
WITH SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. WEST WINDS AROUND 10 MPH.
LOWS 24 TO 31.
.TUESDAY...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. HIGHS 34 TO
41.

$$




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