Winter Weather Warnings / Watches / Advisories
Issued by NWS Portland, OR

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WWUS46 KPQR 072200 CCA
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URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE PORTLAND OR
200 PM PST WED DEC 7 2016

CORRECTED HEADLINE FOR THE CENTRAL OREGON COAST SEGMENT

...SIGNIFICANT WINTER WEATHER EXPECTED OVER MUCH OF SOUTHWEST
WASHINGTON AND NORTHWEST OREGON THURSDAY AND THURSDAY NIGHT...

.AN UNUSUALLY STRONG WINTER STORM WILL BRING MIXED PRECIPITATION
ACROSS MUCH OF SOUTHWEST WASHINGTON AND NORTHWEST OREGON THAT
WILL HAVE SIGNIFICANT IMPACTS SPREADING NORTH OVER THE AREA
THURSDAY...CONTINUING IN THE NORTHERN AREAS INTO THURSDAY NIGHT
AND INTO THE COLUMBIA RIVER GORGE INTO FRIDAY. THIS IS THE
STRONGEST STORM OF THIS TYPE IN QUITE A WHILE.

ORZ004-008-012-081400-
/O.UPG.KPQR.WS.A.0004.161208T1200Z-161208T2200Z/
/O.NEW.KPQR.WS.W.0004.161208T1200Z-161208T2200Z/
CENTRAL COAST RANGE OF WESTERN OREGON-SOUTH WILLAMETTE VALLEY-
CASCADE FOOTHILLS IN LANE COUNTY-
INCLUDING THE CITIES OF...VENETA...EUGENE...SPRINGFIELD...
CORVALLIS...ALBANY...LEBANON...COTTAGE GROVE
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 4 AM TO 2 PM PST
THURSDAY FOR THE SOUTH WILLAMETTE VALLEY...THE CENTRAL
OREGON COAST RANGE...AND THE SOUTH OREGON CASCADE FOOTHILLS...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 4 AM TO 2 PM PST THURSDAY.

* TIMING...BEGINNING JUST BEFORE SUNRISE THURSDAY MORNING AND
  CONTINUING INTO MID AFTERNOON THURSDAY. PRECIPITATION SHOULD
  MAINLY BE FREEZING RAIN BY AROUND 10 AM.

* SNOW ACCUMULATIONS...1 TO 2 OR 3 INCHES OF SNOW IS POSSIBLE
  THURSDAY MORNING IN THE FOOTHILLS AND COAST RANGE...LIGHT
  ACCUMULATIONS OF A TRACE TO LESS THAN AN INCH IN THE SOUTH
  WILLAMETTE VALLEY.

* ICE ACCUMULATIONS...UP TO ONE QUARTER OF AN INCH OF ICE IS
  POSSIBLE THURSDAY MORNING...PERHAPS LASTING INTO THE EARLY
  AFTERNOON.

* IMPACTS...TRAVEL WILL BE DIFFICULT AS SOME BRIEF SNOW
  ACCUMULATIONS CHANGE TO SLEET AND THEN FREEZING RAIN AND ROADS
  BECOME SNOW AND ICE COVERED AND SLICK. SOME POWER DISRUPTIONS
  ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ007-081400-
/O.UPG.KPQR.WS.A.0004.161208T1400Z-161209T0000Z/
/O.NEW.KPQR.WS.W.0004.161208T1400Z-161209T0000Z/
CENTRAL WILLAMETTE VALLEY-
INCLUDING THE CITIES OF...SALEM...MCMINNVILLE
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 6 AM TO 4 PM PST
THURSDAY FOR THE CENTRAL WILLAMETTE VALLEY...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 AM TO 4 PM PST THURSDAY.

* TIMING...BEGINNING AROUND SUNRISE THURSDAY AND CONTINUING
  THROUGH MOST OF THURSDAY AFTERNOON. PRECIPITATION SHOULD TURN TO
  MAINLY FREEZING RAIN BETWEEN 10 AM AND NOON.

* SNOW ACCUMULATIONS...UP TO 1 OR 2 INCHES THURSDAY MORNING...
  WITH THE GREATEST ACCUMULATIONS NORTH OF SALEM.

* ICE ACCUMULATIONS...UP TO A QUARTER INCH OF ICE ACCUMULATION
  IS POSSIBLE LATER THURSDAY MORNING AND THURSDAY AFTERNOON.

* IMPACTS...TRAVEL WILL BE DIFFICULT ON THURSDAY. SOME POWER
  DISRUPTIONS ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ001-WAZ021-081400-
/O.UPG.KPQR.WS.A.0004.161208T1600Z-161209T0800Z/
/O.NEW.KPQR.WS.W.0004.161208T1600Z-161209T0400Z/
NORTH OREGON COAST-SOUTH WASHINGTON COAST-
INCLUDING THE CITIES OF...ASTORIA...TILLAMOOK...RAYMOND...
LONG BEACH...OCEAN PARK
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 8 AM TO 8 PM PST
THURSDAY FOR THE SOUTH WASHINGTON AND NORTH OREGON
COASTS...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 8 AM TO 8 PM PST THURSDAY.

* TIMING...A MIXTURE OF SNOW...SLEET AND FREEZING RAIN IS EXPECTED
  TO BEGIN AFTER SUNRISE THURSDAY AND CONTINUE INTO THE EARLY
  EVENING THURSDAY. THE BULK OF THE PRECIPITATION WILL BE FREEZING
  RAIN. THE PRECIPITATION MAY CHANGE TO ALL RAIN BY 4 PM IN THE
  SOUTH BUT NEAR AND NORTH OF ASTORIA MAY TAKE UNTIL MID EVENING
  THURSDAY.

* SNOW ACCUMULATIONS...SNOW AND SLEET ACCUMULATIONS ARE EXPECTED
  TO BE RELATIVELY LIGHT...WITH THE BEST CHANCE OF AN INCH OF SNOW
  IN THE NORTHERN SECTIONS TOWARD ASTORIA AND LONG BEACH.

* ICE ACCUMULATIONS...UP TO A QUARTER INCH OF ICE IS POSSIBLE.

* IMPACTS...TRAVEL WILL BE DIFFICULT AS ROADS BECOME ICY. SOME
  POWER DISRUPTIONS ARE POSSIBLE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ003-005-006-010-WAZ020-022-039-040-081400-
/O.UPG.KPQR.WS.A.0004.161208T1600Z-161209T0800Z/
/O.NEW.KPQR.WS.W.0004.161208T1600Z-161209T0800Z/
COAST RANGE OF NORTHWEST OREGON-LOWER COLUMBIA-
GREATER PORTLAND METRO AREA-NORTHERN OREGON CASCADE FOOTHILLS-
WILLAPA HILLS-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-SOUTH WASHINGTON CASCADE FOOTHILLS-
INCLUDING THE CITIES OF...VERNONIA...ST. HELENS...HILLSBORO...
PORTLAND...OREGON CITY...GRESHAM...SANDY...ESTACADA...
SWEET HOME...LONGVIEW...KELSO...VANCOUVER...BATTLE GROUND...
WASHOUGAL...TOUTLE...ARIEL...LAKE MERWIN...COUGAR
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 8 AM THURSDAY TO MIDNIGHT
PST THURSDAY NIGHT FOR THE GREATER PORTLAND AND VANCOUVER METRO
AREAS...THE INTERSTATE 5 CORRIDOR AND LOWER COLUMBIA REGION OF
SOUTHWEST WASHINGTON AND EXTREME NORTHWEST OREGON...THE NORTH
OREGON COAST RANGE...THE WILLAPA HILLS OF SOUTHWEST WASHINGTON...THE
NORTH OREGON CASCADE FOOTHILLS...AND THE SOUTH WASHINGTON CASCADE
FOOTHILLS...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 8 AM THURSDAY TO MIDNIGHT
PST THURSDAY NIGHT.

* TIMING...SNOW WILL BEGIN MID TO LATE MORNING ON THURSDAY...
  CONTINUE THROUGH MUCH OF THE DAY THURSDAY IN THE INLAND AREAS
  BUT START TO CHANGE TO FREEZING RAIN IN THE COASTAL MOUNTAINS IN
  THE AFTERNOON AND IN THE INLAND AREAS AROUND 4 PM. FREEZING
  RAIN WILL THEN CONTINUE INLAND UNTIL MIDNIGHT...ESPECIALLY NEAR
  THE GORGE.

* SNOW ACCUMULATIONS...GENERALLY 2 TO 4 INCHES...BUT LOCALLY 3 TO
  6 INCHES IN AREAS SUCH AS FAR EASTERN CLARK COUNTY...ON THE
  FOOTHILLS OF THE CASCADES AND IN THE COASTAL MOUNTAINS.

* ICE ACCUMULATIONS...UP TO A QUARTER INCH OF ICE IS POSSIBLE
  LATER THURSDAY AND THURSDAY NIGHT.

* WIND...STRONG EAST WINDS LOCALLY GUSTING 40 TO 50 MPH ACROSS
  THE EASTERN PORTLAND AND VANCOUVER METRO AREA WILL LEAD TO
  AREAS OF BLOWING SNOW...AS WELL AS COLD WIND CHILLS.

* IMPACTS...TRAVEL WILL BE DIFFICULT...ESPECIALLY FROM LATE
  MORNING THROUGH THURSDAY EVENING. POWER OUTAGES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ014>016-WAZ045-046-081400-
/O.UPG.KPQR.WS.A.0004.161208T1700Z-161210T0000Z/
/O.NEW.KPQR.WS.W.0004.161208T1600Z-161210T0000Z/
UPPER HOOD RIVER VALLEY-WESTERN COLUMBIA RIVER GORGE-
CENTRAL COLUMBIA RIVER GORGE-
INCLUDING THE CITIES OF...ODELL...CORBETT...HOOD RIVER...CARSON...
UNDERWOOD
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 8 AM THURSDAY TO 4 PM PST
FRIDAY FOR THE WESTERN AND CENTRAL COLUMBIA RIVER GORGE AND THE
UPPER HOOD RIVER VALLEY...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 8 AM THURSDAY TO 4 PM PST
FRIDAY.

* TIMING...MID THURSDAY MORNING THROUGH FRIDAY. THE BULK OF THIS
  EVENT WILL BE SNOW. SOME FREEZING RAIN OR SLEET WILL SPREAD INTO
  THE WESTERN GORGE THURSDAY NIGHT BUT THE EASTERN SECTIONS MAY
  NOT CHANGE OVER TO MIXED PRECIPITATION UNTIL FRIDAY.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* ICE ACCUMULATIONS...A TENTH TO A QUARTER INCH OF ICE IS
  POSSIBLE THURSDAY NIGHT AND FRIDAY.

* WIND...EAST WINDS GUSTING TO 55 TO 70 MPH ALONG THE COLUMBIA
  RIVER WILL LEAD TO VERY COLD WIND CHILLS...BLOWING AND
  DRIFTING SNOW.

* IMPACTS...TRAVEL WILL BE EXTREMELY DIFFICULT...WITH NEAR ZERO
  VISIBILITY AT TIMES DUE TO BLOWING AND DRIFTING SNOW. POWER
  OUTAGES ARE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

WAZ019-081400-
/O.NEW.KPQR.WS.W.0004.161208T1600Z-161210T0000Z/
SOUTH WASHINGTON CASCADES-
INCLUDING THE CITY OF...MOUNT ST. HELENS
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 8 AM THURSDAY TO 4 PM PST
FRIDAY FOR THE SOUTH WASHINGTON CASCADES FOR THE SOUTH WASHINGTON
CASCADES...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 8 AM THURSDAY TO 4 PM PST
FRIDAY.

* TIMING...BEGINNING MID MORNING THURSDAY AND CONTINUING THROUGH
  FRIDAY. THE BULK OF THIS EVENT MAY BE SNOW...WITH SLEET OR
  FREEZING RAIN SLOWLY SPREADING IN THURSDAY NIGHT.

* SNOW ACCUMULATIONS...10 TO 18 INCHES OF SNOW IS POSSIBLE
  THURSDAY THROUGH FRIDAY.

* ICE ACCUMULATIONS...ONE TWO TO TENTHS OF AN INCH OF ICE ARE
  POSSIBLE MAINLY THURSDAY NIGHT.

* SNOW LEVELS...SNOW LEVELS WILL SLOWLY RISE THURSDAY NIGHT AND
  FRIDAY...POSSIBLY REACHING 1500 TO 2500 FEET FRIDAY.

* IMPACTS...TRAVEL WILL BE VERY DIFFICULT AS ROADS BECOME SNOW
  COVERED AND ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ011-081400-
/O.NEW.KPQR.WS.W.0004.161208T1500Z-161209T1200Z/
NORTHERN OREGON CASCADES-
200 PM PST WED DEC 7 2016

...WINTER STORM WARNING IN EFFECT FROM 7 AM THURSDAY TO 4 AM PST
FRIDAY FOR THE NORTH OREGON CASCADES FOR THE NORTH OREGON
CASCADES...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 7 AM THURSDAY TO 4 AM PST
FRIDAY.

* TIMING...A MIX OF SNOW...SLEET...AND FREEZING RAIN BEGINNING IN
  THE SOUTH AROUND SUNRISE AND SPREADING NORTH THROUGH THE
  MORNING...TURNING TO MOSTLY RAIN OR SNOW LATER THURSDAY NIGHT
  AND FRIDAY.

* SNOW ACCUMULATIONS...5 TO 10 INCHES.

* ICE ACCUMULATIONS...LOCAL ICE ACCUMULATIONS OF ONE TENTH OF AN
  INCH.

* SNOW LEVELS...SNOW LEVELS WILL RISE TO AROUND 4500 FEET LATE
  THURSDAY AND FRIDAY NIGHT.

* IMPACTS...TRAVEL WILL BE VERY DIFFICULT AS ROADS BECOME SNOW
  COVERED AND ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET,
AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE.
THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

ORZ013-081400-
/O.NEW.KPQR.WW.Y.0027.161208T1200Z-161208T2100Z/
CASCADES IN LANE COUNTY-
INCLUDING THE CITY OF...OAKRIDGE
200 PM PST WED DEC 7 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM PST
THURSDAY FOR THE LANE COUNTY CASCADES...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 1 PM PST
THURSDAY.

* TIMING...A MIX OF SNOW...SLEET...AND FREEZING RAIN BEGINNING
  BEFORE SUNRISE THURSDAY AND CONTINUING INTO THE EARLY AFTERNOON.

* SNOW ACCUMULATIONS...3 TO 6 INCHES.

* ICE ACCUMULATIONS...UP TO ONE OR TWO TENTHS OF AN INCH OF ICE.

* SNOW LEVELS...RISING TO 6000 FEET OR HIGHER BY EARLY THURSDAY
  AFTERNOON.

* IMPACTS...TRAVEL WILL BE DIFFICULT AS ROADS BECOME SNOW COVERED
  OR ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE
DRIVING.

&&

$$

ORZ002-081400-
/O.COR.KPQR.WW.Y.0027.161208T1200Z-161208T2100Z/
CENTRAL OREGON COAST-
INCLUDING THE CITIES OF...LINCOLN CITY...NEWPORT...FLORENCE
200 PM PST WED DEC 7 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM PST
THURSDAY FOR THE CENTRAL OREGON COAST...

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 1 PM PST
THURSDAY.

* TIMING...FREEZING RAIN...POSSIBLY MIXED INITIALLY FOR A SHORT
  TIME WITH SLEET OR A LITTLE SNOW...BEGINNING A LITTLE BEFORE
  SUNRISE THEN CONTINUING AS MOSTLY FREEZING RAIN INTO THE EARLY
  AFTERNOON. PRECIPITATION SHOULD MAINLY BE RAIN AROUND OR JUST
  AFTER NOON ON THURSDAY.

* SNOW ACCUMULATIONS...FROM A TRACE TO LESS THAN AN INCH.

* ICE ACCUMULATIONS...UP TO ONE OR TWO TENTHS OF AN INCH OF ICE.

* IMPACTS...TRAVEL WILL BE DIFFICULT AT TIMES AS ROADS BECOME ICY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW, SLEET, OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES, AND USE CAUTION WHILE
DRIVING.

&&

$$

FOR ADDITIONAL WEATHER INFORMATION VISIT OUR WEB SITE AT
WWW.WEATHER.GOV/PORTLAND



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