Winter Storm Warning Issued for Portland, Up to 5 Inches of Snow Possible

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Thursday, December 08, 2016

GoLocalPDX News Team

The National Weather Service has issued a winter storm warning for Portland that is in effect until midnight. 

According to the service, there is a 100% chance of snow on Thursday and Thursday night with up to five inches possible.

The snow is expected to change to rain after 10 p.m. 

A wind advisory is also in effect until 4 p.m. on Thursday. 

See the Winter Storm Warning Below 

URGENT - WINTER WEATHER MESSAGE

NATIONAL WEATHER SERVICE PORTLAND OR

522 AM PST THU DEC 8 2016

 

...SIGNIFICANT WINTER WEATHER EXPECTED OVER MUCH OF SOUTHWEST

WASHINGTON AND NORTHWEST OREGON THURSDAY AND THURSDAY NIGHT...

 

.A STRONG WINTER STORM WILL BRING MIXED PRECIPITATION ACROSS MUCH

OF SOUTHWEST WASHINGTON AND NORTHWEST OREGON TODAY AND TONIGHT.

SIGNIFICANT IMPACTS SPREAD NORTH OVER THE AREA TODAY...CONTINUING

IN THE NORTHERN AREAS TONIGHT...AND THE COLUMBIA RIVER GORGE INTO

FRIDAY. THIS IS THE STRONGEST STORM OF THIS TYPE IN QUITE A WHILE.

 

ORZ003-005-006-010-WAZ020-022-039-040-090000-

/O.CON.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

522 AM PST THU DEC 8 2016

 

...WINTER STORM WARNING REMAINS IN EFFECT FOR THE COAST RANGE OF

NORTHWEST OREGON...THE LOWER COLUMBIA OF OREGON AND I-5 CORRIDOR

IN COWLITZ COUNTY...THE GREATER PORTLAND-VANCOUVER METRO

AREA...THE NORTH OREGON AND SOUTH WASHINGTON CASCADE

FOOTHILLS...AND THE WILLAPA HILLS FROM 8 AM THIS MORNING TO

MIDNIGHT PST TONIGHT...

 

A WINTER STORM WARNING FOR SNOW AND FREEZING RAIN REMAINS IN

EFFECT FROM 8 AM THIS MORNING TO MIDNIGHT PST TONIGHT.

 

* TIMING...SNOW WILL BEGIN MID TO LATE MORNING CONTINUING THROUGH

  MUCH OF THE DAY FOR INLAND AREAS. THE COAST RANGE WILL START TO

  CHANGE TO FREEZING RAIN IN THE EARLY AFTERNOON AND IN THE INLAND

  AREAS 4 TO 6 PM. FREEZING RAIN WILL THEN CONTINUE INLAND UNTIL

  MIDNIGHT...ESPECIALLY NEAR THE GORGE.

 

* SNOW ACCUMULATIONS...GENERALLY 2 TO 4 INCHES. HOWEVER...AREAS

  NEAR THE GORGE...THE COAST RANGE...AND WESTERN TUALATIN

  VALLEY COULD STAY SNOW LONG ENOUGH FOR ACCUMULATIONS TO

  REACH 4 TO 7 INCHES.

 

* ICE ACCUMULATIONS...ONE TENTH TO ONE QUARTER INCH...LIKELY

  HEAVIEST NEAR THE GORGE.

 

* 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 THIS

  AFTERNOON THROUGH EVENING. SOME POWER OUTAGES ARE LIKELY ACROSS

  THE AREA DUE TO THE SNOW AND ICE ACCUMULATION COMBINED WITH THE

  WIND.

 

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.

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