Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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078
FWUS46 KPDT 211156
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
356 AM PST SAT JAN 21 2017

ORZ050-220200-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS IN THE AFTERNOON. SOUTHWEST
WINDS 10 TO 15 MPH. HIGHS 19 TO 26.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH SHIFTING
TO THE SOUTH 15 TO 25 MPH WITH GUSTS TO 40 MPH AFTER MIDNIGHT. LOWS
13 TO 20.
.SUNDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTH WINDS 20 TO 35 MPH WITH
GUSTS TO 45 MPH. HIGHS 20 TO 27.
.SUNDAY NIGHT...CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN PARTLY CLOUDY AFTER MIDNIGHT. SOUTHWEST WINDS 10 TO 15 MPH.
LOWS 10 TO 17.
.MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LIGHT WINDS.
HIGHS 17 TO 24.
.MONDAY NIGHT...CLOUDY WITH CHANCE OF SNOW. EAST WINDS AROUND
10 MPH. LOWS 7 TO 14.

$$

ORZ050-220200-
SALT CREEK AREA 5000 TO 7000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS IN THE AFTERNOON. SOUTH
WINDS 10 TO 15 MPH. HIGHS 24 TO 31.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN CHANCE OF SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH.
SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH. LOWS 17 TO 24.
.SUNDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS 15 TO 25 MPH
DECREASING TO 10 TO 15 MPH IN THE AFTERNOON. GUSTS UP TO 35 MPH.
HIGHS 22 TO 29.
.SUNDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING. SOUTH WINDS 10 TO 15 MPH. LOWS 14 TO 21.
.MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN CHANCE OF SNOW SHOWERS IN THE AFTERNOON. LIGHT WINDS.
HIGHS 21 TO 28.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. NORTHWEST WINDS
AROUND 10 MPH. LOWS 10 TO 17.

$$

ORZ050-062-220200-
CLEAR CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
SCATTERED SNOW SHOWERS. SOUTH WINDS 10 TO 15 MPH. HIGHS 21 TO 28.
.TONIGHT...SNOW SHOWERS LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS 15 TO 22.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 2 TO 4 INCHES. SOUTH WINDS
15 TO 20 MPH WITH GUSTS TO 35 MPH. HIGHS 21 TO 28.
.SUNDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO 15 MPH.
LOWS 13 TO 20.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
HIGHS 20 TO 27.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SOUTHEAST WINDS
AROUND 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. LOWS 9 TO 16.

$$

ORZ050-062-220200-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY WITH SCATTERED SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY WITH ISOLATED SNOW SHOWERS IN THE AFTERNOON. SOUTH
WINDS 10 TO 15 MPH. HIGHS 22 TO 29.
.TONIGHT...SNOW SHOWERS LIKELY IN THE EVENING...THEN SLIGHT CHANCE
OF SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS
10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS 16 TO 23.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS
20 TO 30 MPH WITH GUSTS TO 40 MPH. HIGHS 22 TO 29.
.SUNDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. SOUTH WINDS 10 TO
15 MPH. LOWS 13 TO 20.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
HIGHS 20 TO 27.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SOUTH WINDS
AROUND 10 MPH. LOWS 11 TO 18.

$$

ORZ050-062-220200-
NORWAY AREA 7000 TO 10000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY.
SCATTERED SNOW SHOWERS. SOUTHWEST WINDS 10 TO 15 MPH. HIGHS 19 TO
26.
.TONIGHT...SNOW SHOWERS LIKELY IN THE EVENING...THEN CHANCE OF SNOW
AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO
15 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS 14 TO 21.
.SUNDAY...SNOW. SNOW ACCUMULATION OF 2 TO 4 INCHES. SOUTH WINDS
15 TO 25 MPH WITH GUSTS TO 40 MPH. HIGHS 20 TO 27.
.SUNDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SNOW
ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO 15 MPH. LOWS 12 TO 19.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
HIGHS 18 TO 25.
.MONDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW. SOUTHEAST WINDS
AROUND 10 MPH SHIFTING TO THE WEST AFTER MIDNIGHT. LOWS 8 TO 15.

$$

ORZ062-503-220200-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY WITH ISOLATED SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY WITH SCATTERED SNOW SHOWERS IN THE AFTERNOON.
SOUTHWEST WINDS 10 TO 15 MPH. HIGHS 22 TO 29.
.TONIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE EVENING...
THEN SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. SNOW ACCUMULATION UP TO
1 INCH. SOUTHWEST WINDS 10 TO 15 MPH SHIFTING TO THE SOUTH 15 TO
25 MPH WITH GUSTS TO 35 MPH AFTER MIDNIGHT. LOWS 16 TO 23.
.SUNDAY...SNOW. SNOW ACCUMULATION AROUND 2 INCHES. SOUTH WINDS 20 TO
30 MPH WITH GUSTS TO 45 MPH DECREASING TO 15 TO 20 MPH WITH GUSTS TO
30 MPH IN THE AFTERNOON. HIGHS 22 TO 29.
.SUNDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
EVENING. SOUTHWEST WINDS AROUND 10 MPH. LOWS 11 TO 18.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. LIGHT WINDS.
HIGHS 20 TO 27.
.MONDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW IN THE EVENING...THEN
SLIGHT CHANCE OF SNOW AFTER MIDNIGHT. NORTHWEST WINDS AROUND 10 MPH.
LOWS 8 TO 15.

$$

ORZ502-220200-
BLUE MOUNTAINS 4000 TO 6000 FEET-
356 AM PST SAT JAN 21 2017

.TODAY...CLOUDY WITH ISOLATED SNOW SHOWERS IN THE MORNING...THEN
MOSTLY CLOUDY IN THE AFTERNOON. SOUTH WINDS 10 TO 15 MPH. GUSTS UP
TO 25 MPH IN THE AFTERNOON. HIGHS 26 TO 33.
.TONIGHT...CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE EVENING...THEN
PARTLY CLOUDY AFTER MIDNIGHT. SNOW ACCUMULATION UP TO 1 INCH. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 30 MPH. LOWS 19 TO 26.
.SUNDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO 20 MPH WITH
GUSTS TO 35 MPH. HIGHS 25 TO 32.
.SUNDAY NIGHT...CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. SOUTH WINDS 10 TO
15 MPH. LOWS 14 TO 21.
.MONDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. SOUTH WINDS AROUND 10 MPH IN THE MORNING BECOMING LIGHT.
HIGHS 21 TO 28.
.MONDAY NIGHT...CLOUDY. CHANCE OF SNOW IN THE EVENING...THEN SLIGHT
CHANCE OF SNOW AFTER MIDNIGHT. LIGHT WINDS. LOWS 11 TO 18.

$$

ORZ509-220200-
BROKEN TOP-
356 AM PST SAT JAN 21 2017

.TODAY...NUMEROUS SNOW SHOWERS IN THE MORNING...THEN WIDESPREAD SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH SHIFTING TO THE SOUTHWEST
15 TO 25 MPH WITH GUSTS TO 35 MPH IN THE AFTERNOON. HIGHS 21 TO 28.
.TONIGHT...PARTLY CLOUDY IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 15 TO 25 MPH. GUSTS UP
TO 30 MPH INCREASING TO 40 MPH AFTER MIDNIGHT. LOWS 19 TO 26.
.SUNDAY...SNOW IN THE MORNING...THEN MOSTLY CLOUDY WITH CHANCE OF
SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS
15 TO 25 MPH WITH GUSTS TO 35 MPH SHIFTING TO THE SOUTHWEST 10 TO
15 MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON. HIGHS 22 TO 29.
.SUNDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW SHOWERS. SOUTHWEST WINDS AROUND 10 MPH IN THE MORNING
BECOMING LIGHT. HIGHS 21 TO 28.
.MONDAY NIGHT...CLOUDY WITH SLIGHT CHANCE OF SNOW. LIGHT WINDS. LOWS
9 TO 16.

$$

ORZ509-220200-
TAM MCARTHUR RIM-
356 AM PST SAT JAN 21 2017

.TODAY...NUMEROUS SNOW SHOWERS IN THE MORNING...THEN WIDESPREAD SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES.
SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON.
HIGHS 21 TO 28.
.TONIGHT...PARTLY CLOUDY IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 15 TO 25 MPH. GUSTS UP
TO 35 MPH AFTER MIDNIGHT. LOWS 19 TO 26.
.SUNDAY...SNOW IN THE MORNING...THEN MOSTLY CLOUDY WITH CHANCE OF
SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST
WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN THE MORNING. HIGHS 22 TO
29.
.SUNDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW
ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.MONDAY...CLOUDY IN THE MORNING THEN BECOMING MOSTLY CLOUDY. CHANCE
OF SNOW SHOWERS. SOUTHWEST WINDS AROUND 10 MPH IN THE MORNING
BECOMING LIGHT. HIGHS 20 TO 27.
.MONDAY NIGHT...CLOUDY WITH SLIGHT CHANCE OF SNOW. LIGHT WINDS. LOWS
9 TO 16.

$$

ORZ509-220200-
NEWBERRY CRATER-
356 AM PST SAT JAN 21 2017

.TODAY...SCATTERED SNOW SHOWERS IN THE MORNING...THEN NUMEROUS SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST
WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH. HIGHS 22 TO 29.
.TONIGHT...PARTLY CLOUDY IN THE EVENING...THEN SNOW AFTER MIDNIGHT.
SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 20 TO 30 MPH. GUSTS UP
TO 35 MPH INCREASING TO 45 MPH AFTER MIDNIGHT. LOWS 19 TO 26.
.SUNDAY...SNOW IN THE MORNING...THEN MOSTLY CLOUDY WITH SLIGHT
CHANCE OF SNOW IN THE AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES.
SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH SHIFTING TO THE
SOUTHWEST 15 TO 20 MPH WITH GUSTS TO 30 MPH IN THE AFTERNOON. HIGHS
21 TO 28.
.SUNDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. SOUTH WINDS
10 TO 20 MPH. LOWS 12 TO 19.
.MONDAY...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS. SOUTHWEST WINDS
AROUND 10 MPH IN THE MORNING BECOMING LIGHT. HIGHS 19 TO 26.
.MONDAY NIGHT...CLOUDY WITH SLIGHT CHANCE OF SNOW. SOUTHEAST WINDS
AROUND 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 8 TO 15.

$$


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