Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 011056
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PDT WED APR 1 2015

ORZ050-020100-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...
THEN SNOW SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. NORTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 18 TO 25.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS 10 TO 15 MPH. LOWS 8 TO 15.
.THURSDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS 10 TO 15 MPH. HIGHS 20 TO 27.
.THURSDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
IN THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 8 TO 15.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 26 TO 33.
.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT.
SOUTHWEST WINDS 10 TO 15 MPH. LOWS 12 TO 19.

$$

ORZ050-020100-
SALT CREEK AREA 5000 TO 7000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...
THEN SNOW SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. NORTHWEST WINDS AROUND
10 MPH. HIGHS 25 TO 32.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
LOWS 14 TO 21.
.THURSDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS AROUND 10 MPH. HIGHS 27 TO 34.
.THURSDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
IN THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 15 TO 22.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 31 TO 38.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.
SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 18 TO
25.

$$

ORZ050-062-020100-
CLEAR CREEK AREA 6000 TO 8000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...SCATTERED SNOW SHOWERS IN THE MORNING...THEN SNOW SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 2 INCHES. LIGHT WINDS BECOMING SOUTHWEST UP TO
10 MPH IN THE AFTERNOON. HIGHS 27 TO 32.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
LOWS 13 TO 20.
.THURSDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. NORTHWEST WINDS AROUND 10 MPH. HIGHS
28 TO 34.
.THURSDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
IN THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 13 TO 20.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 30 TO 37.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.
SOUTH WINDS 10 TO 15 MPH IN THE EVENING BECOMING LIGHT. LOWS 17 TO
24.

$$

ORZ050-062-020100-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...
THEN CLOUDY WITH CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES.
NORTHWEST WINDS 10 TO 15 MPH. HIGHS 20 TO 27.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. NORTHWEST WINDS
10 TO 15 MPH. LOWS 13 TO 20.
.THURSDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS AROUND 10 MPH. HIGHS 23 TO 30.
.THURSDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
IN THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 14 TO 21.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO
20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. HIGHS 30 TO 37.
.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SOUTH
WINDS 10 TO 15 MPH IN THE EVENING BECOMING LIGHT. LOWS 15 TO 22.

$$

ORZ050-062-020100-
NORWAY AREA 7000 TO 10000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...SCATTERED SNOW SHOWERS IN THE MORNING...THEN SNOW SHOWERS
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. SNOW
ACCUMULATION UP TO 2 INCHES. NORTHWEST WINDS AROUND 10 MPH. HIGHS
19 TO 26.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS AROUND 10 MPH. LOWS 11 TO 18.
.THURSDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. NORTHWEST WINDS AROUND 10 MPH. HIGHS
20 TO 27.
.THURSDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
IN THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 11 TO 18.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS AROUND
10 MPH INCREASING TO 15 TO 20 MPH WITH GUSTS TO 30 MPH IN THE
AFTERNOON. HIGHS 27 TO 34.
.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH SHIFTING TO THE WEST AFTER
MIDNIGHT. LOWS 15 TO 22.

$$

ORZ062-503-020100-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NORTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE
MORNING. HIGHS 22 TO 29.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. NORTHWEST WINDS
10 TO 15 MPH. LOWS 15 TO 22.
.THURSDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING CLOUDY.
CHANCE OF SNOW SHOWERS. NORTHWEST WINDS 10 TO 15 MPH. HIGHS 26 TO
33.
.THURSDAY NIGHT...PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTHWEST AFTER
MIDNIGHT. LOWS 17 TO 24.
.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS 33 TO 40.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS.
WEST WINDS 10 TO 15 MPH. LOWS 17 TO 24.

$$

ORZ502-020100-
BLUE MOUNTAINS 4000 TO 6000 FEET-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE
MORNING. HIGHS 30 TO 37.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. WEST WINDS 10 TO 15 MPH. LOWS 20 TO 27.
.THURSDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS. WEST
WINDS AROUND 10 MPH. HIGHS 32 TO 39.
.THURSDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING. WEST WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT.
LOWS 22 TO 29.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
SLIGHT CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTH WINDS 10 TO
15 MPH WITH GUSTS TO 30 MPH. HIGHS 43 TO 49.
.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS AND SHOWERS IN
THE EVENING...THEN CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT. SOUTHWEST WINDS AROUND 10 MPH. LOWS 19 TO
26.

$$

ORZ509-020100-
BROKEN TOP-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 15 MPH.
HIGHS 19 TO 26.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.THURSDAY...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
MORNING BECOMING LIGHT. HIGHS 24 TO 31.
.THURSDAY NIGHT...PARTLY CLOUDY. LIGHT WINDS. LOWS 15 TO 22.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 26 TO 33.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LITTLE OR
NO SNOW ACCUMULATION. WEST WINDS 10 TO 15 MPH. LOWS 10 TO 17.

$$

ORZ509-020100-
TAM MCARTHUR RIM-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY. SCATTERED SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. WEST WINDS 10 TO 15 MPH.
HIGHS 20 TO 27.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. NORTHWEST
WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.THURSDAY...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH IN THE
MORNING BECOMING LIGHT. HIGHS 24 TO 31.
.THURSDAY NIGHT...PARTLY CLOUDY. LIGHT WINDS. LOWS 15 TO 22.
.FRIDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF SNOW SHOWERS IN THE AFTERNOON. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 26 TO 33.
.FRIDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LITTLE OR
NO SNOW ACCUMULATION. WEST WINDS 10 TO 15 MPH. LOWS 11 TO 18.

$$

ORZ509-020100-
NEWBERRY CRATER-
356 AM PDT WED APR 1 2015

.TODAY...MOSTLY CLOUDY. ISOLATED SNOW SHOWERS IN THE MORNING...THEN
CHANCE OF SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. NORTHWEST WINDS AROUND 10 MPH. HIGHS 25 TO 32.
.TONIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. NORTHWEST WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.THURSDAY...SUNNY. NORTHWEST WINDS AROUND 10 MPH IN THE MORNING
BECOMING LIGHT. HIGHS 29 TO 36.
.THURSDAY NIGHT...PARTLY CLOUDY. NORTHWEST WINDS AROUND 10 MPH
SHIFTING TO THE SOUTH AFTER MIDNIGHT. LOWS 17 TO 24.
.FRIDAY...PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. HIGHS 32 TO 39.
.FRIDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WEST
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LOWS 12 TO
19.

$$





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