Snow Avalanche Guidance
Issued by NWS Pendleton, OR

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FWUS46 KPDT 162256
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST MON JAN 16 2017

ORZ050-171400-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
256 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM TUESDAY TO 10 AM PST
WEDNESDAY...

.TONIGHT...PARTLY CLOUDY. WEST WINDS 10 TO 15 MPH. LOWS 15 TO 22.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH CHANCE OF
LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE AFTERNOON. LITTLE
OR NO SNOW AND SLEET ACCUMULATION. SOUTHWEST WINDS 10 TO 15 MPH
INCREASING TO 15 TO 25 MPH IN THE AFTERNOON. HIGHS 24 TO 31.
.TUESDAY NIGHT...CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT
SLEET IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET
AFTER MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 1 TO 9 INCHES.
SOUTHWEST WINDS 15 TO 20 MPH INCREASING TO 20 TO 30 MPH AFTER
MIDNIGHT. GUSTS UP TO 45 MPH. LOWS 21 TO 28.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 8 TO 12 INCHES. SOUTHWEST
WINDS 20 TO 35 MPH WITH GUSTS TO 45 MPH. HIGHS 28 TO 35.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 3 INCHES. SOUTH
WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. LOWS 15 TO 22.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTHWEST WINDS 15 TO
20 MPH DECREASING TO AROUND 10 MPH IN THE AFTERNOON. HIGHS 20 TO 27.

$$

ORZ050-171400-
SALT CREEK AREA 5000 TO 7000 FEET-
256 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM TUESDAY TO 10 AM PST
WEDNESDAY...

.TONIGHT...PARTLY CLOUDY. SOUTH WINDS 10 TO 15 MPH. LOWS 7 TO 14.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE
AFTERNOON. SOUTH WINDS 10 TO 15 MPH. HIGHS 19 TO 26.
.TUESDAY NIGHT...CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT
SLEET IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET
LIKELY AFTER MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 1 TO
10 INCHES. SOUTH WINDS 10 TO 20 MPH. LOWS 15 TO 22.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 7 TO 15 INCHES. SOUTH WINDS
15 TO 20 MPH WITH GUSTS TO 30 MPH. HIGHS 27 TO 34.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 4 INCHES. SOUTH
WINDS 10 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 18 TO 25.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTH WINDS 10 TO 15 MPH.
HIGHS 25 TO 32.

$$

ORZ050-062-171400-
CLEAR CREEK AREA 6000 TO 8000 FEET-
256 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM TUESDAY TO 10 AM PST
WEDNESDAY...

.TONIGHT...PARTLY CLOUDY. SOUTHWEST WINDS AROUND 10 MPH. LOWS 7 TO
14.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE
AFTERNOON. SOUTHWEST WINDS AROUND 10 MPH. HIGHS 20 TO 27.
.TUESDAY NIGHT...LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET LIKELY
IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 3 TO 12 INCHES. SOUTH WINDS
10 TO 15 MPH INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT. GUSTS UP TO
35 MPH. LOWS 14 TO 21.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 16 TO 19 INCHES. SOUTH WINDS
10 TO 20 MPH. HIGHS 24 TO 31.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 4 INCHES. SOUTH
WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH. LOWS 16 TO 23.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH. HIGHS 21 TO 28.

$$

ORZ050-062-171400-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
256 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM TUESDAY TO 10 AM PST
WEDNESDAY...

.TONIGHT...PARTLY CLOUDY. SOUTH WINDS AROUND 10 MPH. LOWS 11 TO 18.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH CHANCE OF
LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE AFTERNOON. SOUTH
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 21 TO
28.
.TUESDAY NIGHT...LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET LIKELY
IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 4 TO 12 INCHES. SOUTH WINDS
10 TO 20 MPH WITH GUSTS TO 35 MPH. LOWS 18 TO 25.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 12 TO 15 INCHES. SOUTH WINDS
15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 25 TO 32.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 3 INCHES. SOUTH
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 16 TO 23.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH WINDS 10 TO
15 MPH. HIGHS 24 TO 31.

$$

ORZ050-062-171400-
NORWAY AREA 7000 TO 10000 FEET-
256 PM PST MON JAN 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM TUESDAY TO 10 AM PST
WEDNESDAY...

.TONIGHT...PARTLY CLOUDY. WEST WINDS AROUND 10 MPH. LOWS 9 TO 16.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN MOSTLY CLOUDY WITH
CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE
AFTERNOON. SOUTHWEST WINDS 10 TO 15 MPH. HIGHS 21 TO 28.
.TUESDAY NIGHT...LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET LIKELY
IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 3 TO 13 INCHES. SOUTHWEST
WINDS 10 TO 15 MPH INCREASING TO 15 TO 25 MPH AFTER MIDNIGHT. GUSTS
UP TO 35 MPH. LOWS 16 TO 23.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 15 TO 19 INCHES. SOUTH WINDS
10 TO 20 MPH WITH GUSTS TO 35 MPH. HIGHS 25 TO 32.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 3 TO 5 INCHES. SOUTH
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 15 TO 22.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. SOUTHWEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE MORNING. HIGHS 21 TO 28.

$$

ORZ062-503-171400-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
256 PM PST MON JAN 16 2017

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS 10 TO 15 MPH. LOWS 13 TO 20.
.TUESDAY...PARTLY CLOUDY IN THE MORNING...THEN CLOUDY WITH CHANCE OF
LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET IN THE AFTERNOON.
SOUTHWEST WINDS 10 TO 20 MPH. HIGHS 24 TO 31.
.TUESDAY NIGHT...LIGHT FREEZING RAIN...SNOW AND LIGHT SLEET LIKELY
IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. SNOW AND SLEET ACCUMULATION OF 5 TO 12 INCHES. SOUTHWEST
WINDS 15 TO 20 MPH INCREASING TO 20 TO 30 MPH AFTER MIDNIGHT. GUSTS
UP TO 45 MPH. LOWS 18 TO 25.
.WEDNESDAY...SNOW. SNOW ACCUMULATION OF 10 TO 14 INCHES. SOUTHWEST
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. HIGHS 26 TO 33.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 3 INCHES. SOUTH
WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH. LOWS 14 TO 21.
.THURSDAY...SNOW IN THE MORNING...THEN SNOW SHOWERS LIKELY IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO
15 MPH. HIGHS 18 TO 25.

$$

ORZ502-171400-
BLUE MOUNTAINS 4000 TO 6000 FEET-
256 PM PST MON JAN 16 2017

.TONIGHT...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO
30 MPH AFTER MIDNIGHT. LOWS 13 TO 20.
.TUESDAY...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW IN THE MORNING...
THEN CLOUDY WITH CHANCE OF LIGHT FREEZING RAIN...LIGHT SLEET AND
SNOW IN THE AFTERNOON. SNOW AND SLEET ACCUMULATION UP TO 2 INCHES.
SOUTH WINDS 15 TO 25 MPH. GUSTS UP TO 30 MPH INCREASING TO 40 MPH IN
THE AFTERNOON. HIGHS 25 TO 32.
.TUESDAY NIGHT...CHANCE OF LIGHT FREEZING RAIN...SNOW AND LIGHT
SLEET IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET
AFTER MIDNIGHT. SNOW AND SLEET ACCUMULATION UP TO 12 INCHES. SOUTH
WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. LOWS 22 TO 29.
.WEDNESDAY...RAIN AND SNOW. SNOW ACCUMULATION UP TO 17 INCHES. SOUTH
WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH. HIGHS 29 TO 36.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 2 TO 4 INCHES. SOUTH
WINDS 20 TO 30 MPH. GUSTS UP TO 45 MPH DECREASING TO 35 MPH AFTER
MIDNIGHT. LOWS 21 TO 28.
.THURSDAY...SNOW IN THE MORNING...THEN CHANCE OF SNOW SHOWERS IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 28 TO 35.

$$

ORZ509-171400-
BROKEN TOP-
256 PM PST MON JAN 16 2017

.TONIGHT...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO
30 MPH. LOWS 21 TO 28.
.TUESDAY...CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION UP TO
2 INCHES. SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO 45 MPH
INCREASING TO 25 TO 35 MPH WITH GUSTS TO 60 MPH IN THE AFTERNOON.
HIGHS 30 TO 37.
.TUESDAY NIGHT...LIGHT FREEZING RAIN...LIGHT SLEET LIKELY AND SNOW
IN THE EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER
MIDNIGHT. NO SNOW AND SLEET ACCUMULATION. SOUTHWEST WINDS 30 TO
45 MPH WITH GUSTS TO 60 MPH DECREASING TO 25 TO 35 MPH WITH GUSTS TO
50 MPH AFTER MIDNIGHT. LOWS 26 TO 33.
.WEDNESDAY...RAIN AND SNOW IN THE MORNING...THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 12 INCHES. SOUTHWEST WINDS 35 TO
45 MPH WITH GUSTS TO 65 MPH. HIGHS 36 TO 43.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION OF 1 TO 2 INCHES.
SOUTHWEST WINDS 25 TO 35 MPH WITH GUSTS TO 45 MPH DECREASING TO
15 TO 20 MPH WITH GUSTS TO 30 MPH AFTER MIDNIGHT. LOWS 15 TO 22.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW SHOWERS LIKELY IN
THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 15 TO
25 MPH. HIGHS 19 TO 26.

$$

ORZ509-171400-
TAM MCARTHUR RIM-
256 PM PST MON JAN 16 2017

.TONIGHT...PARTLY CLOUDY. SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO
30 MPH AFTER MIDNIGHT. LOWS 22 TO 29.
.TUESDAY...CLOUDY WITH CHANCE OF SNOW. SNOW ACCUMULATION UP TO
2 INCHES. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO 45 MPH
INCREASING TO 25 TO 35 MPH WITH GUSTS TO 60 MPH IN THE AFTERNOON.
HIGHS 31 TO 38.
.TUESDAY NIGHT...LIGHT FREEZING RAIN AND LIGHT SLEET LIKELY IN THE
EVENING...THEN LIGHT FREEZING RAIN AND LIGHT SLEET AFTER MIDNIGHT.
NO SLEET ACCUMULATION. SOUTHWEST WINDS 35 TO 45 MPH WITH GUSTS TO
60 MPH DECREASING TO 25 TO 35 MPH WITH GUSTS TO 50 MPH AFTER
MIDNIGHT. LOWS 27 TO 34.
.WEDNESDAY...RAIN AND SNOW IN THE MORNING...THEN SNOW IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 11 INCHES. SOUTHWEST WINDS 35 TO
45 MPH WITH GUSTS TO 65 MPH. HIGHS 37 TO 44.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION AROUND 1 INCH. SOUTHWEST
WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH DECREASING TO 10 TO 20 MPH
WITH GUSTS TO 30 MPH AFTER MIDNIGHT. LOWS 15 TO 22.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW SHOWERS LIKELY IN
THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO 30 MPH. HIGHS 20 TO 27.

$$

ORZ509-171400-
NEWBERRY CRATER-
256 PM PST MON JAN 16 2017

.TONIGHT...CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
SOUTHWEST WINDS 10 TO 20 MPH. LOWS 17 TO 24.
.TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN THE MORNING...
THEN CHANCE OF SNOW IN THE AFTERNOON. SOUTHWEST WINDS 20 TO 30 MPH.
GUSTS UP TO 40 MPH INCREASING TO 50 MPH IN THE AFTERNOON. HIGHS
28 TO 35.
.TUESDAY NIGHT...CLOUDY WITH CHANCE OF LIGHT FREEZING RAIN AND LIGHT
SLEET. NO SLEET ACCUMULATION. SOUTHWEST WINDS 25 TO 40 MPH WITH
GUSTS TO 55 MPH. LOWS 21 TO 28.
.WEDNESDAY...RAIN LIKELY IN THE MORNING...THEN SNOW AND RAIN IN THE
AFTERNOON. SNOW ACCUMULATION UP TO 5 INCHES. SOUTHWEST WINDS 30 TO
45 MPH WITH GUSTS TO 60 MPH. HIGHS 34 TO 41.
.WEDNESDAY NIGHT...SNOW. SNOW ACCUMULATION UP TO 1 INCH. SOUTHWEST
WINDS 30 TO 40 MPH WITH GUSTS TO 55 MPH DECREASING TO 15 TO 25 MPH
WITH GUSTS TO 35 MPH AFTER MIDNIGHT. LOWS 15 TO 22.
.THURSDAY...CLOUDY. CHANCE OF SNOW IN THE MORNING...THEN CHANCE OF
SNOW SHOWERS IN THE AFTERNOON. LITTLE OR NO SNOW ACCUMULATION.
SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO 30 MPH. HIGHS 22 TO 29.

$$


HTTP://WEATHER.GOV/PENDLETON


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.