Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 201156
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PST SAT DEC 20 2014

ORZ050-210200-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 2 TO 6 INCHES.
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH INCREASING TO
20 TO 30 MPH WITH GUSTS TO 45 MPH IN THE AFTERNOON. HIGHS 22 TO 29.
.TONIGHT...SNOW. SNOW ACCUMULATION OF 4 TO 7 INCHES. WEST WINDS
25 TO 35 MPH WITH GUSTS TO 55 MPH. LOWS 21 TO 28.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 3 TO 5 INCHES. NORTHWEST WINDS
25 TO 35 MPH. GUSTS UP TO 55 MPH DECREASING TO 45 MPH IN THE
AFTERNOON. HIGHS 26 TO 33.
.SUNDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 5 INCHES. WEST WINDS
20 TO 35 MPH WITH GUSTS TO 45 MPH. LOWS 20 TO 27.
.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.

$$

ORZ050-210200-
SALT CREEK AREA 5000 TO 7000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 1 TO 5 INCHES. SOUTH
WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH IN THE AFTERNOON. HIGHS 25 TO
32.
.TONIGHT...SNOW IN THE EVENING...THEN RAIN AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 7 INCHES. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS
TO 40 MPH. LOWS 23 TO 30.
.SUNDAY...RAIN. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN
THE MORNING. HIGHS 31 TO 38.
.SUNDAY NIGHT...RAIN IN THE EVENING...THEN RAIN LIKELY AFTER
MIDNIGHT. WEST WINDS AROUND 10 MPH. LOWS 24 TO 31.
.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.

$$

ORZ050-062-210200-
CLEAR CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 2 TO 8 INCHES. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS 23 TO 30.
.TONIGHT...SNOW. SNOW ACCUMULATION OF 4 TO 9 INCHES. SOUTHWEST WINDS
10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 22 TO 29.
.SUNDAY...RAIN AND SNOW. SNOW ACCUMULATION UP TO 5 INCHES. WEST
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH. HIGHS 29 TO 36.
.SUNDAY NIGHT...SNOW AND RAIN IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 6 INCHES. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. LOWS 21 TO 28.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 10 TO
15 MPH. HIGHS 26 TO 33.
.MONDAY NIGHT...MOSTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
EVENING BECOMING LIGHT. LOWS 13 TO 20.

$$

ORZ050-062-210200-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 2 TO 6 INCHES. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH INCREASING TO 15 TO 25 MPH
WITH GUSTS TO 40 MPH IN THE AFTERNOON. HIGHS 23 TO 30.
.TONIGHT...SNOW IN THE EVENING...THEN RAIN AND SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 7 INCHES. SOUTHWEST WINDS 15 TO 25 MPH WITH
GUSTS TO 40 MPH. LOWS 22 TO 29.
.SUNDAY...RAIN IN THE MORNING...THEN RAIN AND SNOW IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 5 INCHES. WEST WINDS 15 TO 25 MPH WITH GUSTS
TO 40 MPH. HIGHS 29 TO 36.
.SUNDAY NIGHT...RAIN IN THE EVENING...THEN SNOW WITH RAIN LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. LOWS 21 TO 28.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE MORNING. HIGHS 28 TO 33.
.MONDAY NIGHT...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
EVENING BECOMING LIGHT. LOWS 15 TO 22.

$$

ORZ050-062-210200-
NORWAY AREA 7000 TO 10000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 3 TO 8 INCHES. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH. HIGHS 22 TO 29.
.TONIGHT...SNOW. SNOW ACCUMULATION OF 5 TO 9 INCHES. SOUTHWEST WINDS
15 TO 25 MPH. GUSTS UP TO 35 MPH INCREASING TO 45 MPH AFTER
MIDNIGHT. LOWS 21 TO 28.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 3 TO 6 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 55 MPH. HIGHS 26 TO 33.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 2 TO 6 INCHES. WEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. LOWS 19 TO 26.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 25 TO 32.
.MONDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE EVENING.
NORTHWEST WINDS AROUND 10 MPH. LOWS 11 TO 18.

$$

ORZ062-503-210200-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 1 TO 4 INCHES.
SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 25 TO 32.
.TONIGHT...SNOW. SNOW ACCUMULATION UP TO 6 INCHES. WEST WINDS 25 TO
35 MPH INCREASING TO 30 TO 45 MPH AFTER MIDNIGHT. GUSTS UP TO
55 MPH. LOWS 25 TO 32.
.SUNDAY...SNOW. SNOW ACCUMULATION UP TO 6 INCHES. WEST WINDS 35 TO
45 MPH WITH GUSTS TO 65 MPH DECREASING TO 25 TO 35 MPH WITH GUSTS TO
45 MPH IN THE AFTERNOON. HIGHS 28 TO 35.
.SUNDAY NIGHT...SNOW IN THE EVENING...THEN SNOW LIKELY AFTER
MIDNIGHT. SNOW ACCUMULATION OF 2 TO 5 INCHES. WEST WINDS 20 TO
35 MPH WITH GUSTS TO 45 MPH. LOWS 20 TO 27.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS 15 TO
25 MPH WITH GUSTS TO 40 MPH DECREASING TO 10 TO 15 MPH WITH GUSTS TO
25 MPH IN THE AFTERNOON. HIGHS 28 TO 35.
.MONDAY NIGHT...MOSTLY CLOUDY. WEST WINDS AROUND 10 MPH. LOWS 18 TO
25.

$$

ORZ502-210200-
BLUE MOUNTAINS 4000 TO 6000 FEET-
356 AM PST SAT DEC 20 2014

.TODAY...SNOW LIKELY IN THE MORNING...THEN WIDESPREAD SNOW AND RAIN
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 4 INCHES. SOUTH WINDS
10 TO 15 MPH. GUSTS UP TO 30 MPH INCREASING TO 40 MPH IN THE
AFTERNOON. HIGHS 32 TO 39.
.TONIGHT...RAIN. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 50 MPH.
LOWS 27 TO 34.
.SUNDAY...RAIN. WEST WINDS 20 TO 30 MPH. GUSTS UP TO 50 MPH
DECREASING TO 40 MPH IN THE AFTERNOON. HIGHS 35 TO 42.
.SUNDAY NIGHT...RAIN. WEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH.
LOWS 25 TO 32.
.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.

$$

ORZ509-210200-
BROKEN TOP-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 4 TO 11 INCHES.
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH INCREASING TO
30 TO 40 MPH WITH GUSTS TO 55 MPH IN THE AFTERNOON. HIGHS 31 TO 38.
.TONIGHT...RAIN. WEST WINDS 35 TO 50 MPH WITH GUSTS TO 65 MPH. LOWS
28 TO 35.
.SUNDAY...RAIN. WEST WINDS 35 TO 50 MPH. GUSTS UP TO 65 MPH
DECREASING TO 55 MPH IN THE AFTERNOON. HIGHS 34 TO 41.
.SUNDAY NIGHT...RAIN. WEST WINDS 30 TO 40 MPH WITH GUSTS TO 50 MPH.
LOWS 27 TO 34.
.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.

$$

ORZ509-210200-
TAM MCARTHUR RIM-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION OF 4 TO 10 INCHES.
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH INCREASING TO
30 TO 40 MPH WITH GUSTS TO 55 MPH IN THE AFTERNOON. HIGHS 32 TO 39.
.TONIGHT...RAIN. WEST WINDS 35 TO 45 MPH WITH GUSTS TO 60 MPH. LOWS
28 TO 35.
.SUNDAY...RAIN. WEST WINDS 35 TO 45 MPH WITH GUSTS TO 60 MPH. HIGHS
34 TO 41.
.SUNDAY NIGHT...RAIN. WEST WINDS 25 TO 40 MPH WITH GUSTS TO 50 MPH.
LOWS 28 TO 35.
.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.

$$

ORZ509-210200-
NEWBERRY CRATER-
356 AM PST SAT DEC 20 2014

.TODAY...WIDESPREAD SNOW. SNOW ACCUMULATION UP TO 4 INCHES.
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH INCREASING TO
20 TO 30 MPH WITH GUSTS TO 45 MPH IN THE AFTERNOON. HIGHS 32 TO 39.
.TONIGHT...RAIN. WEST WINDS 25 TO 40 MPH WITH GUSTS TO 55 MPH. LOWS
28 TO 35.
.SUNDAY...RAIN. WEST WINDS 25 TO 40 MPH. GUSTS UP TO 55 MPH
DECREASING TO 45 MPH IN THE AFTERNOON. HIGHS 36 TO 43.
.SUNDAY NIGHT...CLOUDY WITH CHANCE OF RAIN. WEST WINDS 20 TO 35 MPH
WITH GUSTS TO 45 MPH. LOWS 28 TO 35.
.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.

$$




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