Alert archive / Oregon / Winter Storm Warnings in 2012

Winter Storm Warning 16, NWS Pendleton, OR

December 22, 2012Deschutes County, Jefferson County, Wasco County, Oregon

NWS Pendleton, OR issued this winter storm warning at Dec 22, 2012, 4:03 PM PST for Deschutes County, Jefferson County, Wasco County, Oregon. It took effect at Dec 23, 2012, 6:00 AM PST. It was in force for 12 hr. 6 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 22, 2012, 4:03 PM PST (00:03 UTC)
In effect from
Dec 23, 2012, 6:00 AM PST
Expired
Dec 23, 2012, 6:00 PM PST
In force
12 hr
Issued by
NWS Pendleton, OR

Counties Deschutes County, OR, Jefferson County, OR, Wasco County, OR

The radar

The Portland,OR radar (KRTX), 189 km from the middle of the area, began a volume at 00:07 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 23, 1:00 PM PSTHEAVY SNOW 45 N La Pine, OR4 INCHES OF SNOW AND SNOWING HARD.
Dec 23, 1:30 PM PSTHEAVY SNOW 42 Sw Sisters, OR4 TO 5 INCHES OF SNOWFALL SINCE 930 AM. AIR TEMPERATURE 26 DEGREES. CURRENTLY SNOWING HARD AT A RATE OF 1 TO 2 INCHES PER HOUR.
Dec 23, 1:30 PM PSTHEAVY SNOW 61 Wsw Bend, OR5.5 INCHES OF SNOWFALL IN THE PAST 4.5 HOURS. SNOWING HARD.
Dec 23, 2:00 PM PSTHEAVY SNOW 65 N La Pine, OR5.5 TO 6 INCHES OF SNOW ON GROUND.
Dec 23, 4:00 PM PSTHEAVY SNOW 84 Ssw Bend, ORRECEIVED 8 INCHES SNOW. SNOW STOPPED AROUND 1430 PM. CURRENTLY 32 DEGREES.
Dec 23, 4:10 PM PSTHEAVY SNOW 4.55 Nnw La Pine, ORRECEIVED 4.5 INCHES SNOW. SNOW ENDED AROUND 3 PM. CURRENTLY 32 DEGREES AND MOSTLY CLOUDY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Salem/Mcnary, OR (KSLE), launched 00:00Z, 0.1 hours before the alert went out and 148 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Salem/Mcnary, OR at 00:00Z on 2012-12-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salem/Mcnary, OR at 00:00Z on 2012-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
4 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
749 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

527 
WWUS46 KPDT 230003
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
403 PM PST SAT DEC 22 2012

...PACIFIC STORM SYSTEM WILL BRING MORE SNOW TO EASTERN OREGON
MOUNTAINS ON SUNDAY...

.A TROUGH WILL MOVE ACROSS THE PACIFIC NORTHWEST SUNDAY AND SUNDAY
NIGHT THUS BRINGING MORE SNOW TO THE MOUNTAINS OF CENTRAL AND
NORTHEAST OREGON AND THE BLUE MOUNTAINS IN SOUTHEAST WASHINGTON.

ORZ509-230815-
/O.NEW.KPDT.WS.W.0016.121223T1400Z-121224T0200Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
403 PM PST SAT DEC 22 2012

...WINTER STORM WARNING IN EFFECT FROM 6 AM TO 6 PM PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 6 AM TO 6
PM PST SUNDAY.

* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS ALONG THE EAST
  SLOPES OF THE CASCADES WILL BE 3 TO 8 INCHES. SNOW ACCUMULATIONS
  IN BEND ARE EXPECTED TO RUN 3 TO 5 INCHES.

* TIMING: SNOW WILL BEGIN SUNDAY MORNING BY AROUND 6 AM PST AND
  BECOME HEAVY AT TIMES DURING THE MORNING. SNOW...HEAVY AT
  TIMES...WILL CONTINUE THROUGH MOST OF THE AFTERNOON AND THEN
  TAPER OFF BY LATE SUNDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...THREE RIVERS...SUNRIVER...
  DESCHUTES RIVER WOODS...SISTERS...CAMP SHERMAN

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ506-230815-
/O.NEW.KPDT.WW.Y.0028.121223T1400Z-121224T0200Z/
OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...BROTHERS...PAULINA...PRAIRIE CITY...
SENECA
403 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 6 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM TO 6 PM 
PST SUNDAY.

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE
  EXPECTED.

* TIMING: SNOW WILL BEGIN AROUND 8 AM PST SUNDAY MORNING IN
  EASTERN DESCHUTES COUNTY AND CROOK COUNTY AND THEN SPREAD EAST
  INTO SOUTHERN GRANT COUNTY BY EARLY IN THE AFTERNOON. SNOW
  SHOULD TAPER OFF AND END LATE IN THE AFTERNOON.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-230815-
/O.NEW.KPDT.WW.Y.0028.121223T1600Z-121224T0400Z/
NORTH CENTRAL OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND
403 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM TO 8 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 8 AM TO 8 PM
PST SUNDAY.

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES
  ARE EXPECTED.

* TIMING: SNOW WILL BEGIN BY 8 AM PST SUNDAY MORNING AND TAPER
  OFF AND END EARLY SUNDAY EVENING.

* LOCATIONS INCLUDE: DUFUR...MADRAS...MAUPIN...MORO... 
  PRINEVILLE...REDMOND 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ050-502-503-WAZ030-230815-
/O.NEW.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ENTERPRISE...JOSEPH...WALLOWA...
MEACHAM...TOLLGATE...LONG CREEK...UKIAH...SKI BLUEWOOD RESORT
403 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM TO 10 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 AM TO 10 PM
PST SUNDAY.

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 5 TO 7 INCHES
  ARE EXPECTED IN THE NORTHERN BLUE MOUNTAINS. TOTAL STORM
  ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED IN THE SOUTHERN
  BLUE MOUNTAINS AND IN WALLOWA COUNTY.

* TIMING: SNOW WILL BEGIN LATE SUNDAY MORNING WITH PERIODS OF SNOW
  CONTINUING IN THE AFTERNOON AND INTO SUNDAY EVENING BEFORE
  TAPERING OFF TO SCATTERED SNOW SHOWERS BY LATE IN THE EVENING.

* LOCATIONS INCLUDE: MEACHAM...TOLLGATE...ENTERPRISE...JOSEPH... 
  WALLOWA...SKI BLUEWOOD RESORT...LONG CREEK...UKIAH 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER DRIVING
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE
HAZARDOUS...ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY
ROADS. MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN
TO ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
4 follow-up statements
324 
WWUS46 KPDT 230646
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1046 PM PST SAT DEC 22 2012

...PACIFIC STORM SYSTEM WILL BRING MORE SNOW TO PORTIONS OF EASTERN
OREGON AND SOUTHEAST WASHINGTON SUNDAY...

.A STORM SYSTEM WILL MOVE ACROSS THE PACIFIC NORTHWEST SUNDAY AND
SUNDAY NIGHT. THIS SYSTEM WILL BRING DECENT SNOW AMOUNTS TO THE
MOUNTAINS OF NORTHEAST OREGON AND SOUTHEAST WASHINGTON. ALSO SOME
LOWER ELEVATION AREAS WILL SEE SNOW CAPABLE OF PRODUCING IMPACTS.

ORZ509-231445-
/O.CON.KPDT.WS.W.0016.121223T1400Z-121224T0200Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
1046 PM PST SAT DEC 22 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM PST
SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM PST
SUNDAY. 

* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS ALONG THE EAST 
  SLOPES OF THE CASCADES WILL BE 4 TO 8 INCHES. SNOW 
  ACCUMULATIONS IN BEND ARE EXPECTED TO RUN 2 TO 5 INCHES. 

* TIMING: SNOW...HEAVY AT TIMES...WILL BEGIN EARLY SUNDAY
  MORNING...CONTINUING THROUGH EARLY AFTERNOON. THE SNOW WILL
  TAPER OFF BY LATE SUNDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...THREE RIVERS...SUNRIVER...
   DESCHUTES RIVER WOODS...SISTERS...CAMP SHERMAN 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-231445-
/O.EXA.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE...UNION
1046 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM TO 10 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 AM TO 10
PM PST SUNDAY.

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 2 TO 4 INCHES
  ARE EXPECTED.

* TIMING: SNOW WILL BEGIN LATE SUNDAY MORNING...CONTINUING THROUGH
  THE AFTERNOON AND INTO SUNDAY EVENING. THE SNOW WILL TAPER OFF BY
  LATE IN THE EVENING.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH HIGHER GUSTS MAY PRODUCE
  LOCAL BLOWING OR DRIFTING SNOW.

* LOCATIONS INCLUDE: LA GRANDE...UNION...IMBLER...COVE...ELGIN 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-231445-
/O.EXA.KPDT.WW.Y.0028.121223T1600Z-121224T0400Z/
JOHN DAY BASIN-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
1046 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM TO 8 PM PST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 8 AM TO 8 PM
PST SUNDAY.

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 3 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL BEGIN SUNDAY MORNING...THEN TAPER OFF EARLY
  SUNDAY EVENING.

* LOCATIONS INCLUDE: JOHN DAY...MOUNT VERNON...DAYVILLE...
  MONUMENT...SPRAY

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ506-231445-
/O.CON.KPDT.WW.Y.0028.121223T1400Z-121224T0200Z/
OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...BROTHERS...PAULINA...PRAIRIE CITY...
SENECA
1046 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM
PST SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM PST
SUNDAY. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE 
  EXPECTED. 

* TIMING: SNOW WILL BEGIN EARLY SUNDAY MORNING IN EASTERN
  DESCHUTES AND CROOK COUNTIES...THEN SPREAD EAST INTO SOUTHERN
  GRANT COUNTY BY EARLY AFTERNOON. SNOW SHOULD TAPER OFF LATE IN
  THE AFTERNOON.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-231445-
/O.CON.KPDT.WW.Y.0028.121223T1600Z-121224T0400Z/
NORTH CENTRAL OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND
1046 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM
PST SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM TO 8 PM PST
SUNDAY. 

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL SUNDAY MORNING...THEN TAPER OFF EARLY SUNDAY
  EVENING.

* LOCATIONS INCLUDE: DUFUR...MADRAS...MAUPIN...MORO... 
  PRINEVILLE...REDMOND

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ050-502-503-WAZ030-231445-
/O.CON.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ENTERPRISE...JOSEPH...WALLOWA...
MEACHAM...TOLLGATE...LONG CREEK...UKIAH...SKI BLUEWOOD RESORT
1046 PM PST SAT DEC 22 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM TO 10 PM
PST SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM TO 10 PM
PST SUNDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 5 TO 7 INCHES 
  ARE EXPECTED IN THE NORTHERN BLUE MOUNTAINS. TOTAL STORM 
  ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED IN THE SOUTHERN 
  BLUE MOUNTAINS AND IN WALLOWA COUNTY. 

* TIMING: SNOW WILL BEGIN LATE SUNDAY MORNING WITH PERIODS OF SNOW
  CONTINUING THROUGH THE AFTERNOON INTO SUNDAY EVENING. SNOW WILL
  TAPER OFF BY LATE IN THE EVENING.

* LOCATIONS INCLUDE: MEACHAM...TOLLGATE...ENTERPRISE...JOSEPH...
   WALLOWA...SKI BLUEWOOD RESORT...LONG CREEK...UKIAH 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
326 
WWUS46 KPDT 231223
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
423 AM PST SUN DEC 23 2012

...PACIFIC STORM SYSTEM WILL BRING MORE SNOW TO PORTIONS OF
OREGON AND WASHINGTON TODAY AND TONIGHT...

.A STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TODAY AND
TONIGHT. THIS SYSTEM WILL BRING DECENT SNOW AMOUNTS TO THE
MOUNTAINS OF OREGON AND WASHINGTON. ALSO SOME LOWER ELEVATION
AREAS WILL SEE SNOW CAPABLE OF PRODUCING IMPACTS.

ORZ509-232030-
/O.CON.KPDT.WS.W.0016.121223T1400Z-121224T0200Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
423 AM PST SUN DEC 23 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS ALONG THE EAST
  SLOPES OF THE CASCADES WILL BE 5 TO 9 INCHES. SNOW
  ACCUMULATIONS IN BEND ARE EXPECTED TO RUN 2 TO 5 INCHES.

* TIMING: SNOW...HEAVY AT TIMES...WILL BEGIN EARLY SUNDAY 
  MORNING...CONTINUING THROUGH EARLY AFTERNOON. THE SNOW WILL 
  TAPER OFF BY LATE SUNDAY AFTERNOON.

* LOCATIONS INCLUDE: BEND...LA PINE...THREE RIVERS...SUNRIVER...
   DESCHUTES RIVER WOODS...SISTERS...CAMP SHERMAN 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-232030-
/O.EXB.KPDT.WW.Y.0028.121223T1800Z-121224T1500Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO
7 AM PST MONDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 AM THIS
MORNING TO 7 AM PST MONDAY.

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 5 TO 9 INCHES ARE
  EXPECTED.

* TIMING: SNOW WILL BEGIN LATER THIS MORNING AND CONTINUE INTO
  MONDAY MORNING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-027-521-232030-
/O.EXA.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
KITTITAS VALLEY-YAKIMA VALLEY-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO
10 PM PST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING.

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 2 TO 6 INCHES
  ARE EXPECTED.

* TIMING: SNOW WILL BEGIN LATE THIS MORNING AND CONTINUE INTO
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: ELLENSBURG...THORP...NACHES...
  SUNNYSIDE...TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ050-502-503-WAZ030-232030-
/O.EXT.KPDT.WW.Y.0028.121223T1800Z-121224T2000Z/
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ENTERPRISE...JOSEPH...WALLOWA...
MEACHAM...TOLLGATE...LONG CREEK...UKIAH...SKI BLUEWOOD RESORT
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING
TO NOON PST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 10 AM THIS
MORNING TO NOON PST MONDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 7 TO 9 INCHES
  ARE EXPECTED IN THE NORTHERN BLUE MOUNTAINS. TOTAL STORM
  ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED IN THE SOUTHERN
  BLUE MOUNTAINS AND IN WALLOWA COUNTY.

* TIMING: SNOW WILL BEGIN LATER THIS MORNING AND CONTINUE INTO
  MONDAY MORNING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: MEACHAM...TOLLGATE...ENTERPRISE...JOSEPH...
   WALLOWA...SKI BLUEWOOD RESORT...LONG CREEK...UKIAH 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ506-232030-
/O.CON.KPDT.WW.Y.0028.121223T1400Z-121224T0200Z/
OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...BROTHERS...PAULINA...PRAIRIE CITY...
SENECA
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE 
  EXPECTED. 

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE INTO EARLY
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-232030-
/O.CON.KPDT.WW.Y.0028.121223T1600Z-121224T0400Z/
NORTH CENTRAL OREGON-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM PST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE INTO THE
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: DUFUR...MADRAS...MAUPIN...MORO... 
  PRINEVILLE...REDMOND

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-232030-
/O.CON.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 10 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES
  ARE EXPECTED.

* TIMING: SNOW WILL BEGIN LATER THIS MORNING AND CONTINUE INTO THE
  EVENING BEFORE TAPERING OFF OVERNIGHT.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH HIGHER GUSTS MAY
  PRODUCE LOCAL BLOWING OR DRIFTING SNOW. 

* LOCATIONS INCLUDE: LA GRANDE...UNION...IMBLER...COVE...ELGIN

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-232030-
/O.CON.KPDT.WW.Y.0028.121223T1600Z-121224T0400Z/
JOHN DAY BASIN-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
423 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM PST THIS EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THIS
MORNING TO 8 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES
  ARE EXPECTED.

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE INTO THE
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: JOHN DAY...MOUNT VERNON...DAYVILLE... 
  MONUMENT...SPRAY

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
453 
WWUS46 KPDT 231742
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
942 AM PST SUN DEC 23 2012

...PACIFIC STORM SYSTEM WILL BRING MORE SNOW TO PORTIONS OF
OREGON AND WASHINGTON TODAY AND TONIGHT...

.A STORM WILL MOVE ACROSS THE PACIFIC NORTHWEST TODAY AND
TONIGHT. THIS SYSTEM WILL BRING DECENT SNOW AMOUNTS TO THE
MOUNTAINS OF OREGON AND WASHINGTON. ALSO SOME LOWER ELEVATION
AREAS WILL SEE SNOW CAPABLE OF PRODUCING IMPACTS.

ORZ509-240200-
/O.CON.KPDT.WS.W.0016.000000T0000Z-121224T0200Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
942 AM PST SUN DEC 23 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS ALONG THE EAST 
  SLOPES OF THE CASCADES WILL BE 5 TO 9 INCHES. SNOW 
  ACCUMULATIONS IN BEND ARE EXPECTED TO RUN 2 TO 5 INCHES. 

* TIMING: SNOW...HEAVY AT TIMES...WILL BEGIN BY LATE THIS
  MORNING...CONTINUING THROUGH THE AFTERNOON HOURS. THE SNOW WILL
  TAPER OFF TONIGHT. 

* LOCATIONS INCLUDE: BEND...LA PINE...THREE RIVERS...SUNRIVER...
   DESCHUTES RIVER WOODS...SISTERS...CAMP SHERMAN 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ050-502-503-WAZ030-240200-
/O.EXT.KPDT.WW.Y.0028.121223T2200Z-121224T2000Z/
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ENTERPRISE...JOSEPH...WALLOWA...
MEACHAM...TOLLGATE...LONG CREEK...UKIAH...SKI BLUEWOOD RESORT
942 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON
TO NOON PST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 2 PM THIS
AFTERNOON TO NOON PST MONDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 7 TO 9 INCHES 
  ARE EXPECTED IN THE NORTHERN BLUE MOUNTAINS. TOTAL STORM 
  ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED IN THE SOUTHERN 
  BLUE MOUNTAINS AND IN WALLOWA COUNTY. 

* TIMING: SNOW WILL BEGIN THIS AFTERNOON AND CONTINUE THROUGH
  TONIGHT. SNOW WILL TAPER OFF DURING THE DAY ON MONDAY.

* LOCATIONS INCLUDE: MEACHAM...TOLLGATE...ENTERPRISE...JOSEPH...
   WALLOWA...SKI BLUEWOOD RESORT...LONG CREEK...UKIAH 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-505-506-240200-
/O.EXT.KPDT.WW.Y.0028.000000T0000Z-121224T0600Z/
NORTH CENTRAL OREGON-JOHN DAY BASIN-OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY...BROTHERS...PAULINA...PRAIRIE CITY...SENECA
942 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE 
  EXPECTED. 

* TIMING: SNOW WILL BEGIN THIS MORNING AND CONTINUE INTO THE EVENING
  HOURS BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-240200-
/O.EXT.KPDT.WW.Y.0028.121223T2200Z-121224T1500Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
942 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON
TO 7 AM PST MONDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 2 PM THIS
AFTERNOON TO 7 AM PST MONDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL BEGIN LATER THIS AFTERNOON AND CONTINUE INTO THE
  EVENING BEFORE TAPERING OFF OVERNIGHT.

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH HIGHER GUSTS MAY 
  PRODUCE LOCAL BLOWING OR DRIFTING SNOW.

* LOCATIONS INCLUDE: LA GRANDE...UNION...IMBLER...COVE...ELGIN

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-027-521-240200-
/O.CON.KPDT.WW.Y.0028.121223T1800Z-121224T0600Z/
KITTITAS VALLEY-YAKIMA VALLEY-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE
942 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 2 TO 6 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL BEGIN THIS AFTERNOON AND CONTINUE INTO
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: ELLENSBURG...THORP...NACHES... SUNNYSIDE...
   TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-240200-
/O.CON.KPDT.WW.Y.0028.121223T1800Z-121224T1500Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
942 AM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 5 TO 9 INCHES ARE 
  EXPECTED. 

* TIMING: SNOW WILL INCREASE IN COVERAGE THIS AFTERNOON AND
  CONTINUE INTO MONDAY MORNING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$
940 
WWUS46 KPDT 232236
WSWPDT

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
236 PM PST SUN DEC 23 2012

...TWO PACIFIC STORM SYSTEMS WILL BRING MORE SNOW TO PORTIONS OF
OREGON AND WASHINGTON TONIGHT AND AGAIN ON CHRISTMAS DAY...

.A PACIFIC STORM SYSTEM IS CURRENTLY MOVING ACROSS OREGON. THIS
SYSTEM WILL BRING DECENT SNOW AMOUNTS TO THE MOUNTAINS AND VALLEYS OF
OREGON AND WASHINGTON THROUGH MONDAY MORNING. THERE WILL BE A
BREAK BETWEEN SYSTEMS MONDAY AFTERNOON AND MONDAY EVENING FOLLOWED
BY ANOTHER SYSTEM ON CHRISTMAS DAY. 

ORZ509-240700-
/O.NEW.KPDT.WS.A.0012.121225T1500Z-121226T1200Z/
/O.CON.KPDT.WS.W.0016.000000T0000Z-121224T0200Z/
EAST SLOPES OF THE OREGON CASCADES-
INCLUDING THE CITIES OF...BEND...LA PINE...SUNRIVER
236 PM PST SUN DEC 23 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS
EVENING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH LATE
TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
LATE TUESDAY NIGHT. A WINTER STORM WARNING REMAINS IN EFFECT
UNTIL 6 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: STORM TOTAL ACCUMULATIONS ALONG THE EAST
  SLOPES OF THE CASCADES WILL BE 5 TO 9 INCHES. 24-HOUR SNOW
  ACCUMULATIONS ON CHRISTMAS DAY ARE EXPECTED TO RANGE FROM 6 TO
  10 INCHES. 

* TIMING: PERIODS OF HEAVY SNOW WILL CONTINUE THROUGH THIS EVENING
  THEN WILL TAPER OFF OVERNIGHT. THERE WILL BE A BREAK BETWEEN
  SYSTEMS ON MONDAY AND MONDAY EVENING BEFORE THE NEXT ROUND OF
  SNOW RETURNS CHRISTMAS MORNING.

* LOCATIONS INCLUDE: BEND...LA PINE...THREE RIVERS...SUNRIVER...
  DESCHUTES RIVER WOODS...SISTERS...CAMP SHERMAN


* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT. HOLIDAY TRAVELERS SHOULD BE PREPARED FOR WINTER DRIVING
  CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SIGNIFICANT SNOW
ACCUMULATIONS ARE EXPECTED. SNOWFALL INTENSITIES WILL BE HEAVY
ENOUGH TO SUBSTANTIALLY REDUCE VISIBILITIES AT TIMES. FOR
ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

A WINTER STORM WATCH IS ISSUED WHEN THERE IS A POTENTIAL FOR
SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT
TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ042-506-240700-
/O.NEW.KPDT.WS.A.0012.121225T1800Z-121226T1200Z/
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T0600Z/
NORTH CENTRAL OREGON-OCHOCO-JOHN DAY HIGHLANDS-
INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO...
PRINEVILLE...REDMOND...BROTHERS...PAULINA...PRAIRIE CITY...SENECA
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH LATE
TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
LATE TUESDAY NIGHT. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL 10 PM PST THIS EVENING. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS THROUGH THIS EVENING
  WILL BE 3 TO 5 INCHES. 24-HOUR ACCUMULATIONS FROM CHRISTMAS
  MORNING THROUGH WEDNESDAY MORNING ARE FORECAST TO RANGE FROM 4
  TO 8 INCHES. 

* TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE THROUGH
  THIS EVENING THEN WILL TAPER OFF OVERNIGHT. THERE WILL BE A
  BREAK BETWEEN SYSTEMS ON MONDAY AND MONDAY EVENING BEFORE THE
  NEXT ROUND OF SNOW RETURNS CHRISTMAS MORNING.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE AREA
  DIFFICULT. HOLIDAY TRAVELERS SHOULD BE PREPARED FOR WINTER
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

A WINTER STORM WATCH IS ISSUED WHEN THERE IS A POTENTIAL FOR
SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT
TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ050-502-503-WAZ030-240700-
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T2000Z/
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...ENTERPRISE...JOSEPH...WALLOWA...
MEACHAM...TOLLGATE...LONG CREEK...UKIAH...SKI BLUEWOOD RESORT
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON PST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON PST
MONDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 7 TO 9 INCHES
  ARE EXPECTED IN THE NORTHERN BLUE MOUNTAINS. TOTAL STORM
  ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED IN THE SOUTHERN BLUE
  MOUNTAINS AND IN WALLOWA COUNTY.

* TIMING: SNOW IS DEVELOPING THIS AFTERNOON AND WILL CONTINUE
  THROUGH TONIGHT. SNOW WILL TAPER OFF DURING THE DAY ON MONDAY.

* LOCATIONS INCLUDE: MEACHAM...TOLLGATE...ENTERPRISE...JOSEPH...
   WALLOWA...SKI BLUEWOOD RESORT...LONG CREEK...UKIAH 

* WINDS: SOUTH WINDS OF 10 TO 20 MPH WITH HIGHER GUSTS WILL CAUSE
  PATCHY BLOWING AND DRIFTING OF SNOW. 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ049-240700-
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T1500Z/
GRANDE RONDE VALLEY-
INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES 
  ARE EXPECTED. 

* TIMING: SNOW WILL BEGIN LATE THIS AFTERNOON AND CONTINUE INTO
  THE EVENING BEFORE TAPERING OFF OVERNIGHT.

* WINDS: SOUTH WINDS OF 15 TO 25 MPH WITH HIGHER GUSTS MAY PRODUCE
  LOCAL BLOWING OR DRIFTING SNOW.

* LOCATIONS INCLUDE: LA GRANDE...UNION...IMBLER...COVE...ELGIN

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ505-240600-
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T0600Z/
JOHN DAY BASIN-
INCLUDING THE CITIES OF...DAYVILLE...JOHN DAY...MITCHELL...
MONUMENT...SPRAY
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 3 TO 5 INCHES ARE 
  EXPECTED. 

* TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE INTO THE
  EVENING HOURS BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: BROTHERS...PAULINA...PRAIRIE CITY...SENECA

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ026-027-521-240600-
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T0600Z/
KITTITAS VALLEY-YAKIMA VALLEY-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING. 

* SNOW ACCUMULATIONS: TOTAL STORM ACCUMULATIONS OF 2 TO 4 INCHES
  ARE EXPECTED. THE HEAVIEST ACCUMULATIONS WILL BE IN THE SIMCOE HIGHLANDS.

* TIMING: PERIODS OF MODERATE TO HEAVY SNOW WILL CONTINUE INTO
  EVENING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: ELLENSBURG...THORP...NACHES... SUNNYSIDE...
   TOPPENISH...YAKIMA...BICKLETON...GOLDENDALE 

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

WAZ520-240700-
/O.CON.KPDT.WW.Y.0028.000000T0000Z-121224T1500Z/
EAST SLOPES OF THE WASHINGTON CASCADES-
INCLUDING THE CITIES OF...CLE ELUM...CLIFFDELL...EASTON...
ROSLYN...TROUT LAKE
236 PM PST SUN DEC 23 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
MONDAY. 

* SNOW ACCUMULATIONS: TOTAL ACCUMULATIONS OF 5 TO 9 INCHES ARE 
  EXPECTED. 

* TIMING: SNOW WILL INCREASE IN COVERAGE THIS AFTERNOON AND 
  CONTINUE INTO MONDAY MORNING BEFORE TAPERING OFF.

* LOCATIONS INCLUDE: CLE ELUM...CLIFFDELL...EASTON

* IMPACTS: SNOW ACCUMULATIONS COULD MAKE TRAVEL THROUGH THE 
  AREA DIFFICULT. MOTORISTS SHOULD BE PREPARED FOR WINTER 
  DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY IS ISSUED WHEN SNOW IS OCCURRING OR IS
EXPECTED TO DEVELOP AND ACCUMULATE. TRAVEL MAY BE HAZARDOUS...
ESPECIALLY ON BRIDGES...OVERPASSES...AND SECONDARY ROADS.
MOTORISTS ARE URGED TO USE EXTREME CAUTION...AND SLOW DOWN TO
ADJUST FOR RAPIDLY CHANGING DRIVING CONDITIONS AND REDUCED
VISIBILITIES. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB
SITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$

ORZ041-WAZ024-240700-
/O.NEW.KPDT.WS.A.0012.121225T1500Z-121226T1200Z/
EASTERN COLUMBIA RIVER GORGE OF OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...WHITE SALMON
236 PM PST SUN DEC 23 2012

...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH LATE
TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
LATE TUESDAY NIGHT. 

* SNOW ACCUMULATIONS: 4 TO 7 INCHES ARE EXPECTED. THE HEAVIEST
  ACCUMULATION WILL BE WEST OF THE DALLES.

* ELEVATION: ALL ELEVATIONS.

* TIMING: SNOW WILL DEVELOP EARLY TUESDAY MORNING THEN WILL
  INCREASE IN INTENSITY DURING THE DAY. SNOW WILL TAPER OFF EARLY
  WEDNESDAY MORNING.

* LOCATIONS INCLUDE: ARLINGTON...THE DALLES...WHITE SALMON

* IMPACTS: THERE COULD BE CONSIDERABLE DELAYS AND TRAFFIC PROBLEMS
  ALONG INTERSTATE 84 AND HIGHWAY 14 THROUGH THE COLUMBIA RIVER
  GORGE ON CHRISTMAS DAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH IS ISSUED WHEN THERE IS A POTENTIAL FOR
SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT
TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. FOR ADDITIONAL
WEATHER INFORMATION...CHECK OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.

&&

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pendleton, OR wrote its last area forecast discussion before this winter storm warning went out at Dec 22, 3:32 PM PST, 31 minutes earlier.

Area forecast discussion, Dec 22, 3:32 PM PST, 31 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
332 PM PST SAT DEC 22 2012

UPDATED AVIATION DISCUSSION

.SHORT TERM...NEXT PACIFIC STORM SYSTEM BRINGS AN LOW PRESSURE
SYSTEM NORTHEASTWARD THROUGH THE FORECAST AREA ON SUNDAY FOR ANOTHER
ROUND OF SNOW IN THE MOUNTAINS OF CENTRAL AND NE OREGON ON SUNDAY
AND SUNDAY EVENING. THE SNOW BEGINS SUNDAY MORNING ALONG THE EAST
SLOPES OF THE OREGON CASCADES AND ENDS BY LATE SUNDAY AFTERNOON.
SNOW SPREADS NORTHEASTWARD SUNDAY AFTERNOON INTO THE BLUE MOUNTAINS
AND WALLOWA COUNTY. HAVE ISSUED A WINTER STORM WARNING FOR HEAVY
SNOW FOR THE EAST SLOPES OF THE OREGON CASCADES FOR SUNDAY AND
WINTER WEATHER ADVISORIES FOR NORTH CENTRAL OREGON, THE OCHOCO-JOHN
DAY HIGHLANDS, THE BLUE MOUNTAINS AND WALLOWA COUNTY LATER ON
SUNDAY. SNOW IS EXPECTED TO TAPER OFF AND END IN CENTRAL OREGON SOON
AFTER SUNSET IN CENTRAL OREGON AND THEN END BY LATE SUNDAY EVENING
IN NE OREGON.  THE NE PACIFIC TROUGH MOVES ACROSS THE FORECAST AREA
LATE SUNDAY NIGHT FOLLOWED BY A RIDGE OF HIGH PRESSURE BUILDING
EASTWARD TOWARD THE COAST ON MONDAY FOR DECREASING POPS ON MONDAY.
POLAN

.LONG TERM...MONDAY NIGHT THROUGH SATURDAY...A RIDGE OF HIGH
PRESSURE ALOFT WILL PASS OVER THE REGION ON MONDAY NIGHT. THE NEXT
WEATHER SYSTEM WILL THEN COME INTO THE AREA ON CHRISTMAS MORNING
SPREADING PRECIPITATION FROM WEST TO EAST THROUGH THE DAY. COLD AIR
WILL BE IN PLACE SO EVEN THE LOWER ELEVATIONS FROM THE COLUMBIA
BASIN AND COLUMBIA GORGE NORTHWARD MAY SEE LIGHT SNOW ACCUMULATIONS.
ALONG THE BLUE MOUNTAIN FOOTHILLS...DESPITE THE LOW 850 MB
TEMPERATURES AND 1000-850 THICKNESS VALUES BELOW 1300 THERE WILL BE
DOWN SLOPE SE DRYING AND WARMING WINDS OFF THE BLUE MOUNTAINS ONTO
THE FOOTHILLS. THIS WILL DRY OUT THE ATMOSPHERE AND WARM UP A LAYER
JUST ABOVE THE SURFACE OVER THE FOOTHILLS. AS A RESULT PRECIPITATION
IN THE FOOTHILLS OF THE BLUES MAY BE VERY LIGHT RAIN...OR POSSIBLY A
WINTRY MIX...INSTEAD OF PURE SNOW. BUT IN THE MOUNTAINS THERE MAY BE
ENOUGH SNOW TO WARRANT WINTER WEATHER ADVISORIES OR WARNINGS. ON
WEDNESDAY THE UPPER LEVEL TROUGH WILL MOVE THROUGH THE REGION AND
PRECIPITATION WILL BECOME MORE SHOWERY IN NATURE. UPSLOPE SHOWERS
WILL THEN CONTINUE ON THURSDAY AS THE FLOW BECOMES MORE NORTHERLY.
DRIER...YET COLD...WEATHER IS EXPECTED ON FRIDAY AND SATURDAY WHEN
HIGH PRESSURE RETURNS TO THE PACIFIC NORTHWEST.  TRIMARCO

&&

.AVIATION...00Z TAFS...VFR CONDITIONS WILL PREVAIL THROUGH THE
NIGHT...EXCEPT AT KYKM WHERE FOG AND LOW CLOUDS WILL PERSIST.
HOWEVER...SHOWERS WILL MOVE OUT OF THE AREA THIS EVENING LEAVING
PARTLY CLOUDY SKIES THAT MAY ALLOW FOG TO FORM AT OTHER LOCATIONS AS
WELL. WINDS OF 15 TO 25 KTS AT KALW AND KBDN WILL DIMINISH AFTER
03Z. WINDS WILL REMAIN LIGHT ELSEWHERE. ANOTHER WEATHER SYSTEM WILL
COME INLAND ON SUNDAY BRINGING RAIN AND SNOW TO KRDM...KBDN...KDLS
AND KYKM BY AFTERNOON.  82

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  29  38  27  36 /  10  50  60  30
ALW  32  40  31  38 /  20  50  70  30
PSC  31  40  27  36 /  10  40  70  10
YKM  24  34  24  33 /  10  50  70  10
HRI  30  38  26  35 /  10  50  60  10
ELN  18  34  22  30 /  10  50  70  10
RDM  22  35  20  33 /  30  70  70  10
LGD  26  37  29  34 /  20  60  70  20
GCD  23  38  21  33 /  20  70  70  20
DLS  30  41  30  38 /  20  70  50  10

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...WINTER WEATHER ADVISORY FROM 6 AM TO 6 PM PST SUNDAY ORZ506.

     WINTER WEATHER ADVISORY FROM 10 AM TO 10 PM PST SUNDAY
     ORZ050-502-503.

     WINTER WEATHER ADVISORY FROM 8 AM TO 8 PM PST SUNDAY ORZ042.

     WINTER STORM WARNING FROM 6 AM TO 6 PM PST SUNDAY ORZ509.

WA...WINTER WEATHER ADVISORY FROM 10 AM TO 10 PM PST SUNDAY WAZ030.

&&

THREAT INDEX
SUNDAY : RED
MONDAY : GREEN
TUESDAY : GREEN

GREEN: NONE OR LIMITED NEED FOR WATCHES, WARNINGS, OR ADVISORIES.
YELLOW: A FEW WATCHES, WARNINGS, OR ADVISORIES POSSIBLE OR IN EFFECT.
RED: NUMEROUS WATCHES, WARNINGS, OR ADVISORIES POSSIBLE OR IN EFFECT.

FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT...
WWW.WEATHER.GOV/PENDLETON

99/82/82
Hazardous weather outlook, Dec 22, 2:54 PM PST, 1 hour 9 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
254 PM PST SAT DEC 22 2012

UPDATED TO CHANGE HIGHLIGHTS

ORZ041-042-044-049-050-502-503-505>509-WAZ024-026>030-520-521-
231415-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-WALLOWA COUNTY-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-JOHN DAY BASIN-OCHOCO-
JOHN DAY HIGHLANDS-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
EAST SLOPES OF THE OREGON CASCADES-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
254 PM PST SAT DEC 22 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

SNOW SHOWERS WILL CONTINUE OVER THE MOUNTAINS THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SNOW SUNDAY
     EAST SLOPES OF THE WASHINGTON CASCADES, SIMCOE HIGHLANDS,
     EASTERN COLUMBIA RIVER GORGE OF WASHINGTON, KITTITAS VALLEY,
     YAKIMA VALLEY, LOWER COLUMBIA BASIN OF WASHINGTON, FOOTHILLS
     OF THE BLUE MOUNTAINS OF WASHINGTON, NORTHWEST BLUE MOUNTAINS
     OF WASHINGTON, EASTERN COLUMBIA RIVER GORGE OF OREGON, NORTH
     CENTRAL OREGON, EAST SLOPES OF THE OREGON CASCADES, LOWER
     COLUMBIA BASIN OF OREGON, GRANDE RONDE VALLEY, WALLOWA COUNTY,
     FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, NORTHERN
     BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF OREGON,
     FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, JOHN DAY
     BASIN, OCHOCO-JOHN DAY HIGHLANDS

A LOW PRESSURE SYSTEM WILL MOVE ACROSS THE REGION SUNDAY. THIS WILL
BRING A MIX OF RAIN AND SNOW DURING THE DAY CHANGING TO ALL SNOW
SUNDAY NIGHT. ANOTHER STORM IS EXPECTED TO MOVE ACROSS THE AREA
TUESDAY INTO WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:

WWW.WRH.NOAA.GOV/PDT/CURRENTHAZARDS/HWO.HTML

ALL LETTERS IN THE ABOVE URL ARE LOWER CASE.

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 22, 4:03 PM PSTWinter Weather AdvisoryPDTCrook, Deschutes, Gilliam, Grant, Jefferson, Morrow and 5 more44 hr
Dec 23, 2:36 PM PSTWinter Storm WatchPDTCrook, Deschutes, Gilliam, Grant, Jefferson, Sherman and 2 more24 hr

Nearby

Winter Storm Warnings in Oregon, 2012Every winter storm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.