Snow Avalanche Guidance
Issued by NWS Pendleton, OR

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FWUS46 KPDT 052256
SAGPDT

AVALANCHE GUIDANCE
NATIONAL WEATHER SERVICE PENDLETON OR
256 PM PST MON DEC 5 2016

ORZ050-061400-
WALLOWA MOUNTAINS 8000 TO 9000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...NUMEROUS SNOW SHOWERS. SNOW ACCUMULATION OF 1 TO
2 INCHES. SOUTHWEST WINDS AROUND 10 MPH IN THE EVENING BECOMING
LIGHT. LOWS 2 TO 9.
.TUESDAY...SNOW SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION AROUND 2 INCHES.
NORTHWEST WINDS AROUND 10 MPH. HIGHS 6 TO 13.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTH WINDS AROUND
10 MPH IN THE EVENING BECOMING LIGHT. LOWS 2 BELOW TO 9 BELOW ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 7 TO 14.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. LIGHT WINDS BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO 25 MPH AFTER MIDNIGHT. LOWS 2 BELOW TO 5 ABOVE
ZERO.
.THURSDAY...SNOW LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTH
WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH INCREASING TO 15 TO 25 MPH
WITH GUSTS TO 35 MPH IN THE AFTERNOON. HIGHS 15 TO 22.

$$

ORZ050-061400-
SALT CREEK AREA 5000 TO 7000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...NUMEROUS SNOW SHOWERS. SNOW ACCUMULATION OF 1 TO
2 INCHES. LIGHT WINDS. LOWS 7 TO 14.
.TUESDAY...SNOW SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. LIGHT
WINDS BECOMING NORTH AROUND 10 MPH IN THE AFTERNOON. HIGHS 12 TO 19.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTH WINDS UP TO
10 MPH IN THE EVENING BECOMING LIGHT. LOWS 5 BELOW TO 2 ABOVE ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 9 TO 16.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. LIGHT WINDS BECOMING SOUTH 10 TO
15 MPH WITH GUSTS TO 25 MPH AFTER MIDNIGHT. LOWS 1 TO 8.
.THURSDAY...SNOW LIKELY. SNOW ACCUMULATION UP TO 2 INCHES. SOUTH
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. HIGHS 16 TO
23.

$$

ORZ050-062-061400-
CLEAR CREEK AREA 6000 TO 8000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION AROUND
2 INCHES. SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT.
LOWS 5 TO 12.
.TUESDAY...SNOW SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES. LIGHT
WINDS BECOMING NORTH AROUND 10 MPH IN THE AFTERNOON. HIGHS 12 TO 19.
.TUESDAY NIGHT...MOSTLY CLOUDY IN THE EVENING THEN BECOMING PARTLY
CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS. NORTH WINDS AROUND 10 MPH.
LOWS 6 BELOW TO 1 ABOVE ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 9 TO 16.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LIGHT WINDS BECOMING SOUTH AROUND 10 MPH AFTER MIDNIGHT.
LOWS ZERO TO 7 ABOVE ZERO.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS 10 TO 20 MPH. HIGHS
14 TO 21.

$$

ORZ050-062-061400-
CATHERINE CREEK AREA 6000 TO 8000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION AROUND
2 INCHES. SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT.
LOWS 5 TO 12.
.TUESDAY...SNOW SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. NORTHWEST
WINDS AROUND 10 MPH. HIGHS 10 TO 17.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTH WINDS AROUND
10 MPH IN THE EVENING BECOMING LIGHT. LOWS 5 BELOW TO 2 ABOVE ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 8 TO 15.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH AFTER MIDNIGHT.
LOWS 1 TO 8.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS 15 TO 25 MPH. HIGHS
15 TO 22.

$$

ORZ050-062-061400-
NORWAY AREA 7000 TO 10000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION OF 2 TO
3 INCHES. SOUTHWEST WINDS AROUND 10 MPH IN THE EVENING BECOMING
LIGHT. LOWS 4 TO 11.
.TUESDAY...SNOW SHOWERS LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES.
NORTHWEST WINDS AROUND 10 MPH. HIGHS 10 TO 17.
.TUESDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS IN THE
EVENING...THEN SLIGHT CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. NORTH
WINDS 10 TO 15 MPH. LOWS 6 BELOW TO 1 ABOVE ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 8 TO 15.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LIGHT WINDS BECOMING SOUTH 10 TO 15 MPH AFTER MIDNIGHT.
LOWS ZERO TO 7 ABOVE ZERO.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 3 INCHES. SOUTH WINDS 10 TO 20 MPH. GUSTS
UP TO 30 MPH IN THE AFTERNOON. HIGHS 14 TO 21.

$$

ORZ062-503-061400-
ANTHONY LAKES AREA 7000 TO 9000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...WIDESPREAD SNOW SHOWERS IN THE EVENING...THEN NUMEROUS
SNOW SHOWERS AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES.
WEST WINDS AROUND 10 MPH. LOWS 5 TO 12.
.TUESDAY...SNOW SHOWERS LIKELY IN THE MORNING...THEN CHANCE OF SNOW
SHOWERS IN THE AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES.
NORTHWEST WINDS AROUND 10 MPH. HIGHS 11 TO 17.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTH WINDS AROUND
10 MPH. LOWS 7 BELOW TO ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 10 TO 17.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. CHANCE OF SNOW AFTER MIDNIGHT.
SOUTH WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. LOWS
3 TO 10.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN SNOW IN THE AFTERNOON.
SNOW ACCUMULATION OF 1 TO 2 INCHES. SOUTH WINDS 15 TO 25 MPH. HIGHS
18 TO 25.

$$

ORZ502-061400-
BLUE MOUNTAINS 4000 TO 6000 FEET-
256 PM PST MON DEC 5 2016

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION OF 1 TO
2 INCHES. SOUTH WINDS AROUND 10 MPH IN THE EVENING BECOMING LIGHT.
LOWS 10 TO 17.
.TUESDAY...CLOUDY WITH CHANCE OF SNOW SHOWERS. SNOW ACCUMULATION UP
TO 1 INCH. WEST WINDS AROUND 10 MPH. HIGHS 13 TO 20.
.TUESDAY NIGHT...MOSTLY CLOUDY WITH SLIGHT CHANCE OF SNOW SHOWERS IN
THE EVENING...THEN PARTLY CLOUDY AFTER MIDNIGHT. NORTHWEST WINDS UP
TO 10 MPH IN THE EVENING BECOMING LIGHT. LOWS 2 BELOW TO 5 ABOVE
ZERO.
.WEDNESDAY...SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY. LIGHT
WINDS. HIGHS 12 TO 19.
.WEDNESDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER
MIDNIGHT. LIGHT WINDS BECOMING SOUTHEAST 10 TO 15 MPH WITH GUSTS TO
30 MPH AFTER MIDNIGHT. LOWS 5 TO 12.
.THURSDAY...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 18 TO 25.

$$

ORZ509-061400-
BROKEN TOP-
256 PM PST MON DEC 5 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST TUESDAY...

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION OF 2 TO
3 INCHES. WEST WINDS 15 TO 25 MPH SHIFTING TO THE NORTHWEST 10 TO
15 MPH AFTER MIDNIGHT. LOWS 7 TO 14.
.TUESDAY...SNOW SHOWERS IN THE MORNING...THEN CHANCE OF SNOW SHOWERS
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 3 INCHES. NORTH WINDS
10 TO 15 MPH. HIGHS 11 TO 18.
.TUESDAY NIGHT...PARTLY CLOUDY. EAST WINDS AROUND 10 MPH. LOWS
3 BELOW TO 4 ABOVE ZERO.
.WEDNESDAY...PARTLY CLOUDY. SOUTHEAST WINDS 10 TO 15 MPH. HIGHS
12 TO 19.
.WEDNESDAY NIGHT...SNOW LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES.
EAST WINDS 10 TO 15 MPH. LOWS 7 TO 14.
.THURSDAY...SNOW. SNOW ACCUMULATION OF 1 TO 4 INCHES. SOUTHWEST
WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH. HIGHS 25 TO 32.

$$

ORZ509-061400-
TAM MCARTHUR RIM-
256 PM PST MON DEC 5 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST TUESDAY...

.TONIGHT...WIDESPREAD SNOW SHOWERS. SNOW ACCUMULATION OF 2 TO
3 INCHES. WEST WINDS 15 TO 25 MPH SHIFTING TO THE NORTHWEST 10 TO
15 MPH AFTER MIDNIGHT. LOWS 8 TO 15.
.TUESDAY...SNOW SHOWERS IN THE MORNING...THEN CHANCE OF SNOW SHOWERS
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 3 INCHES. NORTH WINDS
AROUND 10 MPH. HIGHS 11 TO 18.
.TUESDAY NIGHT...PARTLY CLOUDY. EAST WINDS AROUND 10 MPH. LOWS
2 BELOW TO 5 ABOVE ZERO.
.WEDNESDAY...PARTLY CLOUDY. SOUTHEAST WINDS AROUND 10 MPH. HIGHS
12 TO 19.
.WEDNESDAY NIGHT...SNOW LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES.
EAST WINDS 10 TO 15 MPH. LOWS 7 TO 14.
.THURSDAY...SNOW. SNOW ACCUMULATION OF 1 TO 4 INCHES. SOUTHWEST
WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH. HIGHS 24 TO 31.

$$

ORZ509-061400-
NEWBERRY CRATER-
256 PM PST MON DEC 5 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 AM PST TUESDAY...

.TONIGHT...NUMEROUS SNOW SHOWERS IN THE EVENING...THEN SNOW SHOWERS
AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 2 INCHES. WEST WINDS 10 TO
15 MPH. GUSTS UP TO 25 MPH IN THE EVENING. LOWS 8 TO 15.
.TUESDAY...SNOW SHOWERS IN THE MORNING...THEN CHANCE OF SNOW SHOWERS
IN THE AFTERNOON. SNOW ACCUMULATION UP TO 2 INCHES. NORTH WINDS
10 TO 15 MPH. HIGHS 9 TO 16.
.TUESDAY NIGHT...PARTLY CLOUDY. EAST WINDS AROUND 10 MPH IN THE
EVENING BECOMING LIGHT. LOWS 5 BELOW TO 2 ABOVE ZERO.
.WEDNESDAY...PARTLY CLOUDY. SOUTHEAST WINDS AROUND 10 MPH. HIGHS
11 TO 18.
.WEDNESDAY NIGHT...SNOW LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES.
SOUTHEAST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT.
LOWS 8 TO 15.
.THURSDAY...SNOW LIKELY IN THE MORNING...THEN CHANCE OF SNOW IN THE
AFTERNOON. SNOW ACCUMULATION AROUND 1 INCH. SOUTHWEST WINDS 15 TO
25 MPH WITH GUSTS TO 35 MPH. HIGHS 26 TO 33.

$$


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