Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 182256
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST THU DEC 18 2014

ORZ050-191400-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS
15 TO 25 MPH. LOWS 18 TO 25.
.FRIDAY...SNOW. SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTHWEST WINDS
10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 21 TO 28.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. WEST WINDS AROUND 10 MPH
IN THE EVENING BECOMING LIGHT. LOWS 14 TO 21.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 5 INCHES. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH. HIGHS 23 TO 30.
.SATURDAY NIGHT...SNOW. SNOW ACCUMULATION OF 4 TO 6 INCHES.
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. LOWS 22 TO 29.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 3 TO 5 INCHES. WEST WINDS 20 TO
35 MPH WITH GUSTS TO 45 MPH. HIGHS 29 TO 36.

$$

ORZ050-191400-
SALT CREEK AREA 5000 TO 7000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS 21 TO 28.
.FRIDAY...SNOW IN THE MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS 10 TO 15 MPH. HIGHS
25 TO 32.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. LIGHT WINDS. LOWS 18 TO
25.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 4 INCHES. SOUTH WINDS 10 TO 15 MPH. HIGHS
25 TO 32.
.SATURDAY NIGHT...RAIN. SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH. LOWS 22 TO 29.
.SUNDAY...RAIN. SOUTHWEST WINDS AROUND 10 MPH. HIGHS 31 TO 38.

$$

ORZ050-062-191400-
CLEAR CREEK AREA 6000 TO 8000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO 15 MPH
WITH GUSTS TO 25 MPH. LOWS 21 TO 28.
.FRIDAY...SNOW. SNOW ACCUMULATION OF 2 TO 6 INCHES. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 22 TO 29.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION UP TO
1 INCH. SOUTH WINDS AROUND 10 MPH. LOWS 18 TO 25.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 6 INCHES. SOUTH WINDS 10 TO 15 MPH WITH
GUSTS TO 30 MPH. HIGHS 23 TO 30.
.SATURDAY NIGHT...SNOW AND RAIN IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 9 INCHES. SOUTH WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH IN THE EVENING. LOWS 21 TO 28.
.SUNDAY...SNOW AND RAIN. SNOW ACCUMULATION UP TO 6 INCHES. SOUTHWEST
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS 30 TO 37.

$$

ORZ050-062-191400-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH. LOWS 21 TO 28.
.FRIDAY...SNOW. SNOW ACCUMULATION OF 1 TO 4 INCHES. SOUTH WINDS
10 TO 15 MPH. HIGHS 22 TO 29.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. LIGHT WINDS. LOWS 17 TO
24.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 5 INCHES. SOUTH WINDS 10 TO 15 MPH. GUSTS
UP TO 30 MPH IN THE AFTERNOON. HIGHS 23 TO 30.
.SATURDAY NIGHT...RAIN AND SNOW. SNOW ACCUMULATION UP TO 7 INCHES.
SOUTH WINDS 15 TO 25 MPH SHIFTING TO THE SOUTHWEST 10 TO 15 MPH
AFTER MIDNIGHT. GUSTS UP TO 35 MPH. LOWS 23 TO 30.
.SUNDAY...RAIN AND SNOW. NO SNOW ACCUMULATION. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 35 MPH. HIGHS 30 TO 37.

$$

ORZ050-062-191400-
NORWAY AREA 7000 TO 10000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO 15 MPH
WITH GUSTS TO 30 MPH. LOWS 19 TO 26.
.FRIDAY...SNOW. SNOW ACCUMULATION OF 2 TO 5 INCHES. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 20 TO 27.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. SOUTHWEST WINDS AROUND
10 MPH. LOWS 16 TO 23.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 2 TO 6 INCHES. SOUTH WINDS 10 TO 20 MPH. GUSTS
UP TO 25 MPH INCREASING TO 35 MPH IN THE AFTERNOON. HIGHS 22 TO 29.
.SATURDAY NIGHT...SNOW. SNOW ACCUMULATION OF 5 TO 8 INCHES. SOUTH
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 22 TO 29.
.SUNDAY...SNOW. SNOW ACCUMULATION UP TO 7 INCHES. WEST WINDS 10 TO
20 MPH WITH GUSTS TO 40 MPH. HIGHS 28 TO 35.

$$

ORZ062-503-191400-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 15 TO 25 MPH
WITH GUSTS TO 35 MPH. LOWS 22 TO 29.
.FRIDAY...SNOW. SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE MORNING. HIGHS 24 TO 31.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT. LOWS 17 TO 24.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 5 INCHES. SOUTHWEST WINDS 15 TO 25 MPH.
GUSTS UP TO 30 MPH INCREASING TO 40 MPH IN THE AFTERNOON. HIGHS
27 TO 34.
.SATURDAY NIGHT...SNOW AND RAIN IN THE EVENING...THEN SNOW AFTER
MIDNIGHT. SNOW ACCUMULATION UP TO 6 INCHES. SOUTHWEST WINDS 20 TO
30 MPH WITH GUSTS TO 40 MPH. LOWS 27 TO 34.
.SUNDAY...SNOW AND RAIN. SNOW ACCUMULATION UP TO 4 INCHES. WEST
WINDS 25 TO 40 MPH. GUSTS UP TO 45 MPH INCREASING TO 55 MPH IN THE
AFTERNOON. HIGHS 32 TO 39.

$$

ORZ502-191400-
BLUE MOUNTAINS 4000 TO 6000 FEET-
256 PM PST THU DEC 18 2014

.TONIGHT...SLIGHT CHANCE OF RAIN AND SNOW IN THE EVENING...THEN SNOW
AND RAIN AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS
10 TO 15 MPH INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT. GUSTS UP TO
35 MPH. LOWS 25 TO 32.
.FRIDAY...SNOW IN THE MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO 15 MPH WITH
GUSTS TO 30 MPH. HIGHS 29 TO 36.
.FRIDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE
EVENING...THEN CHANCE OF SNOW AFTER MIDNIGHT. SOUTH WINDS UP TO
10 MPH. LOWS 21 TO 28.
.SATURDAY...SNOW LIKELY IN THE MORNING...THEN SNOW AND RAIN IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 6 INCHES. SOUTH WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 32 TO 39.
.SATURDAY NIGHT...RAIN. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO
40 MPH. LOWS 29 TO 36.
.SUNDAY...RAIN. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH.
HIGHS 35 TO 42.

$$

ORZ509-191400-
BROKEN TOP-
256 PM PST THU DEC 18 2014

.TONIGHT...CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION OF 1 TO 4 INCHES. SOUTHWEST WINDS 10 TO 15 MPH
INCREASING TO 15 TO 25 MPH WITH GUSTS TO 35 MPH AFTER MIDNIGHT. LOWS
20 TO 27.
.FRIDAY...SNOW IN THE MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 15 TO 25 MPH WITH
GUSTS TO 35 MPH SHIFTING TO THE WEST 10 TO 15 MPH IN THE AFTERNOON.
HIGHS 23 TO 30.
.FRIDAY NIGHT...CHANCE OF SNOW IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS
10 TO 15 MPH. LOWS 18 TO 25.
.SATURDAY...SNOW. SNOW ACCUMULATION OF 3 TO 10 INCHES. SOUTHWEST
WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. HIGHS 28 TO 35.
.SATURDAY NIGHT...RAIN. WEST WINDS 30 TO 45 MPH WITH GUSTS TO
55 MPH. LOWS 27 TO 34.
.SUNDAY...RAIN. WEST WINDS 35 TO 45 MPH WITH GUSTS TO 55 MPH. HIGHS
31 TO 38.

$$

ORZ509-191400-
TAM MCARTHUR RIM-
256 PM PST THU DEC 18 2014

.TONIGHT...CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTHWEST WINDS 10 TO 15 MPH
INCREASING TO 15 TO 25 MPH WITH GUSTS TO 35 MPH AFTER MIDNIGHT. LOWS
20 TO 27.
.FRIDAY...SNOW IN THE MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 2 INCHES. WEST WINDS 10 TO 20 MPH. GUSTS UP
TO 30 MPH IN THE MORNING. HIGHS 23 TO 30.
.FRIDAY NIGHT...CHANCE OF SNOW IN THE EVENING...THEN SNOW LIKELY
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS
10 TO 15 MPH. LOWS 18 TO 25.
.SATURDAY...SNOW. SNOW ACCUMULATION OF 3 TO 9 INCHES. SOUTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH INCREASING TO 20 TO 30 MPH
WITH GUSTS TO 40 MPH IN THE AFTERNOON. HIGHS 28 TO 35.
.SATURDAY NIGHT...RAIN. WEST WINDS 30 TO 45 MPH WITH GUSTS TO
55 MPH. LOWS 27 TO 34.
.SUNDAY...RAIN. WEST WINDS 30 TO 45 MPH WITH GUSTS TO 55 MPH. HIGHS
32 TO 39.

$$

ORZ509-191400-
NEWBERRY CRATER-
256 PM PST THU DEC 18 2014

.TONIGHT...CHANCE OF SNOW IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO 15 MPH
INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT. GUSTS UP TO 35 MPH. LOWS
21 TO 28.
.FRIDAY...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 25 TO 32.
.FRIDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. LITTLE OR NO SNOW
ACCUMULATION. SOUTHWEST WINDS 10 TO 15 MPH. LOWS 17 TO 24.
.SATURDAY...SNOW. SNOW ACCUMULATION OF 1 TO 5 INCHES. SOUTHWEST
WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH INCREASING TO 20 TO 30 MPH
WITH GUSTS TO 40 MPH IN THE AFTERNOON. HIGHS 29 TO 36.
.SATURDAY NIGHT...RAIN. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO
45 MPH. LOWS 28 TO 35.
.SUNDAY...RAIN. WEST WINDS 30 TO 40 MPH WITH GUSTS TO 50 MPH. HIGHS
33 TO 40.

$$




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