Winter Weather Advisory Issued For WA & OR | 4-12″ of Snow Through Tuesday

Chris Wallner |
PURPLE= Winter Weather Advisory. Image: NOAA

The National Weather Service has issued a winter weather advisory for Washington and Oregon. Snow is expected to fall throughout the day Tuesday.

4-12″ of snow is expected to fall above 4500ft.

7 day snowfall totals. Image: Tropical Tidbits
7 day precipitation totals. Image: NOAA

Snow levels will start around 4500ft and drop to 3500ft by Tuesday morning. This will prolong the area snowpack.

Additional Storm Information:

“An unusually strong late-season storm is poised to approach the Pacific northwest Today. This will provide moderate rain west of the Cascades as well as snow for the mountains. Models have changed the path of this storm, and it now appears as if snow levels will stay above 6000 feet for the majority of this event.” – NOAA Medford, OR
“Cool weather will bring snow to the higher mountains this evening into Tuesday. Hikers and backcountry travelers should plan accordingly.” – NOAA Seattle, WA

OR & WA Forecast: 4-12″ of Snow Through Tuesday

* SNOW ACCUMULATIONS...4 to 10 inches through tonight, and up to
2 inches on Tuesday. Total accumulation around 4 to 12 inches by
Tuesday afternoon.
- NOAA Seattle, WA
6-10 day temperature outlook. Image: NOAA
6-10 day precipitation outlook. Image: NOAA

WA Winter Weather Advisory:

URGENT - WINTER WEATHER MESSAGE
National Weather Service Seattle WA
448 PM PDT Mon May 15 2017

Cascades of Whatcom and Skagit Counties-
Cascades of Snohomish and King Counties-
Cascades of Pierce and Lewis Counties-
448 PM PDT Mon May 15 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 PM PDT TUESDAY...

* SNOW ACCUMULATIONS...4 to 10 inches through tonight, and up to
2 inches on Tuesday. Total accumulation around 4 to 12 inches by
Tuesday afternoon.

* SNOW LEVELS...Around 4500 feet tonight lowering to 3500 feet
  later tonight and Tuesday.

* SOME AFFECTED LOCATIONS...Mount Baker, Stevens Pass, White Pass,
  Paradise.

* TIMING...The heaviest snow is expected tonight...with snow
  showers continuing through Tuesday.

* MAIN IMPACT...Travel may be difficult in the higher elevations
  and back country hikers should be prepared for winter
  conditions.
Posted by Chris Wallner |

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