Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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000
FWUS46 KPDT 211056
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT TUE OCT 21 2014

ORZ050-220100-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...WIDESPREAD SNOW SHOWERS IN THE MORNING...THEN MOSTLY CLOUDY
WITH SCATTERED SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP
TO 3 INCHES. WEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE
MORNING. HIGHS 33 TO 40.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS AROUND 10 MPH INCREASING TO 15 TO 20 MPH WITH GUSTS TO
30 MPH AFTER MIDNIGHT. LOWS 23 TO 30.
.WEDNESDAY...MOSTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH SLIGHT
CHANCE OF SNOW IN THE AFTERNOON. SOUTH WINDS 15 TO 25 MPH WITH GUSTS
TO 35 MPH. HIGHS 36 TO 43.
.WEDNESDAY NIGHT...SNOW AND RAIN LIKELY. SNOW ACCUMULATION UP TO
2 INCHES. SOUTH WINDS 20 TO 30 MPH. LOWS 30 TO 37.
.THURSDAY...SHOWERS LIKELY AND SNOW SHOWERS IN THE MORNING...THEN
SHOWERS AND SNOW SHOWERS LIKELY IN THE AFTERNOON. SNOW ACCUMULATION
UP TO 3 INCHES. SOUTHWEST WINDS 15 TO 25 MPH. HIGHS 34 TO 41.
.THURSDAY NIGHT...SNOW AND RAIN LIKELY IN THE EVENING...THEN CHANCE
OF SNOW AND RAIN AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 3 INCHES.
SOUTHWEST WINDS 10 TO 15 MPH. LOWS 29 TO 36.

$$

ORZ050-220100-
SALT CREEK AREA 5000 TO 7000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...WIDESPREAD SHOWERS AND SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND SNOW SHOWERS IN THE
AFTERNOON. NO SNOW ACCUMULATION. NORTHWEST WINDS AROUND 10 MPH IN
THE MORNING BECOMING LIGHT. HIGHS 44 TO 51.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS 10 TO 15 MPH. LOWS 30 TO 37.
.WEDNESDAY...MOSTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH SLIGHT
CHANCE OF RAIN IN THE AFTERNOON. SOUTH WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH. HIGHS 45 TO 52.
.WEDNESDAY NIGHT...CHANCE OF RAIN IN THE EVENING...THEN RAIN LIKELY
AFTER MIDNIGHT. SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH. LOWS
35 TO 42.
.THURSDAY...SHOWERS LIKELY. SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO
25 MPH IN THE MORNING. HIGHS 42 TO 49.
.THURSDAY NIGHT...CLOUDY WITH CHANCE OF RAIN. SOUTH WINDS AROUND
10 MPH. LOWS 35 TO 42.

$$

ORZ050-062-220100-
CLEAR CREEK AREA 6000 TO 8000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...WIDESPREAD SNOW SHOWERS...SHOWERS AND ISOLATED
THUNDERSTORMS IN THE MORNING...THEN MOSTLY CLOUDY WITH SCATTERED
SNOW SHOWERS AND SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO
2 INCHES. NORTHWEST WINDS AROUND 10 MPH IN THE MORNING BECOMING
LIGHT. HIGHS 39 TO 47.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS AROUND 10 MPH. LOWS 28 TO 35.
.WEDNESDAY...MOSTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH SLIGHT
CHANCE OF SHOWERS AND SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS
10 TO 15 MPH WITH GUSTS TO 30 MPH. HIGHS 43 TO 49.
.WEDNESDAY NIGHT...CHANCE OF RAIN AND SNOW IN THE EVENING...THEN
RAIN AND SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH.
SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 31 TO 38.
.THURSDAY...RAIN AND SNOW IN THE MORNING...THEN RAIN IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 41 TO 47.
.THURSDAY NIGHT...RAIN LIKELY. SOUTH WINDS AROUND 10 MPH. LOWS 31 TO
38.

$$

ORZ050-062-220100-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...WIDESPREAD SNOW SHOWERS IN THE MORNING...THEN MOSTLY CLOUDY
WITH SCATTERED SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP
TO 2 INCHES. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE
MORNING. HIGHS 36 TO 43.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS
28 TO 35.
.WEDNESDAY...CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW IN THE
AFTERNOON. SOUTH WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH. HIGHS
40 TO 47.
.WEDNESDAY NIGHT...CHANCE OF RAIN IN THE EVENING...THEN RAIN LIKELY
AFTER MIDNIGHT. SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS
33 TO 40.
.THURSDAY...SHOWERS LIKELY. SOUTH WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH. HIGHS 36 TO 43.
.THURSDAY NIGHT...CLOUDY WITH CHANCE OF RAIN AND SNOW. NO SNOW
ACCUMULATION. SOUTH WINDS AROUND 10 MPH. LOWS 32 TO 39.

$$

ORZ050-062-220100-
NORWAY AREA 7000 TO 10000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...WIDESPREAD SNOW SHOWERS AND ISOLATED THUNDERSTORMS IN THE
MORNING...THEN MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. NORTHWEST WINDS 10 TO
15 MPH IN THE MORNING BECOMING LIGHT. HIGHS 36 TO 44.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS AROUND 10 MPH. GUSTS UP TO 25 MPH AFTER MIDNIGHT. LOWS
26 TO 33.
.WEDNESDAY...MOSTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH SLIGHT
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO 20 MPH
WITH GUSTS TO 35 MPH. HIGHS 37 TO 44.
.WEDNESDAY NIGHT...CHANCE OF SNOW AND RAIN IN THE EVENING...THEN
SNOW AND RAIN LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
2 INCHES. SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 30 TO
37.
.THURSDAY...SNOW AND RAIN. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH
WINDS 10 TO 20 MPH. GUSTS UP TO 35 MPH DECREASING TO 25 MPH IN THE
AFTERNOON. HIGHS 38 TO 44.
.THURSDAY NIGHT...SNOW AND RAIN LIKELY. SNOW ACCUMULATION UP TO
1 INCH. SOUTHWEST WINDS 10 TO 15 MPH. LOWS 30 TO 37.

$$

ORZ062-503-220100-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...CLOUDY WITH SCATTERED SNOW SHOWERS AND ISOLATED
THUNDERSTORMS IN THE MORNING...THEN MOSTLY CLOUDY WITH SCATTERED
SNOW SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE MORNING. HIGHS 40 TO
46.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS
30 TO 37.
.WEDNESDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW IN THE
MORNING...THEN CLOUDY WITH CHANCE OF RAIN AND SNOW IN THE AFTERNOON.
SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 43 TO 50.
.WEDNESDAY NIGHT...CHANCE OF RAIN AND SNOW IN THE EVENING...THEN
RAIN AND SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH.
SOUTH WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 33 TO 40.
.THURSDAY...RAIN AND SNOW. LITTLE OR NO SNOW ACCUMULATION. SOUTHWEST
WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 42 TO
48.
.THURSDAY NIGHT...CLOUDY WITH CHANCE OF RAIN AND SNOW. LITTLE OR NO
SNOW ACCUMULATION. SOUTHWEST WINDS AROUND 10 MPH. LOWS 31 TO 38.

$$

ORZ502-220100-
BLUE MOUNTAINS 4000 TO 6000 FEET-
356 AM PDT TUE OCT 21 2014

.TODAY...NUMEROUS SHOWERS AND SNOW SHOWERS IN THE MORNING...THEN
PARTLY CLOUDY WITH ISOLATED SHOWERS IN THE AFTERNOON. NO SNOW
ACCUMULATION. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE
MORNING. HIGHS 48 TO 54.
.TONIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS
32 TO 39.
.WEDNESDAY...CLOUDY. SLIGHT CHANCE OF RAIN IN THE MORNING...THEN
CHANCE OF RAIN IN THE AFTERNOON. SOUTH WINDS 15 TO 20 MPH WITH GUSTS
TO 35 MPH. HIGHS 52 TO 60.
.WEDNESDAY NIGHT...RAIN LIKELY. SOUTH WINDS 10 TO 20 MPH WITH GUSTS
TO 30 MPH. LOWS 40 TO 47.
.THURSDAY...SHOWERS. SOUTHWEST WINDS 10 TO 15 MPH. HIGHS 49 TO 55.
.THURSDAY NIGHT...CLOUDY WITH CHANCE OF RAIN. SOUTHWEST WINDS 10 TO
15 MPH. LOWS 36 TO 43.

$$

ORZ509-220100-
BROKEN TOP-
356 AM PDT TUE OCT 21 2014

.TODAY...MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS IN THE MORNING...
THEN PARTLY CLOUDY IN THE AFTERNOON. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH. HIGHS 36 TO 43.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
SOUTHWEST WINDS AROUND 10 MPH INCREASING TO 15 TO 25 MPH WITH GUSTS
TO 35 MPH AFTER MIDNIGHT. LOWS 30 TO 37.
.WEDNESDAY...CHANCE OF RAIN IN THE MORNING...THEN RAIN LIKELY IN THE
AFTERNOON. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS
38 TO 45.
.WEDNESDAY NIGHT...RAIN. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO
40 MPH. LOWS 33 TO 40.
.THURSDAY...SHOWERS IN THE MORNING...THEN SNOW SHOWERS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 33 TO 40.
.THURSDAY NIGHT...SNOW AND RAIN LIKELY. SNOW ACCUMULATION UP TO
2 INCHES. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS
31 TO 38.

$$

ORZ509-220100-
TAM MCARTHUR RIM-
356 AM PDT TUE OCT 21 2014

.TODAY...MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS IN THE MORNING...
THEN PARTLY CLOUDY IN THE AFTERNOON. SOUTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO 30 MPH. HIGHS 35 TO 42.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.
LOWS 30 TO 37.
.WEDNESDAY...CHANCE OF RAIN IN THE MORNING...THEN RAIN LIKELY IN THE
AFTERNOON. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS
37 TO 44.
.WEDNESDAY NIGHT...RAIN. SOUTHWEST WINDS 20 TO 30 MPH. GUSTS UP TO
40 MPH IN THE EVENING. LOWS 33 TO 40.
.THURSDAY...SHOWERS IN THE MORNING...THEN SNOW SHOWERS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 33 TO 40.
.THURSDAY NIGHT...SNOW AND RAIN LIKELY IN THE EVENING...THEN CHANCE
OF SNOW AND RAIN AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 2 INCHES.
SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 31 TO 38.

$$

ORZ509-220100-
NEWBERRY CRATER-
356 AM PDT TUE OCT 21 2014

.TODAY...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO
25 MPH IN THE MORNING. HIGHS 42 TO 48.
.TONIGHT...MOSTLY CLOUDY. SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO
30 MPH AFTER MIDNIGHT. LOWS 29 TO 36.
.WEDNESDAY...CLOUDY WITH CHANCE OF RAIN. SOUTHWEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. HIGHS 41 TO 48.
.WEDNESDAY NIGHT...RAIN LIKELY IN THE EVENING...THEN RAIN AFTER
MIDNIGHT. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS
34 TO 41.
.THURSDAY...SHOWERS LIKELY IN THE MORNING...THEN SHOWERS AND SNOW
SHOWERS LIKELY IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON.
HIGHS 37 TO 44.
.THURSDAY NIGHT...CLOUDY WITH CHANCE OF RAIN AND SNOW. SOUTHWEST
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH. LOWS 31 TO 38.

$$




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