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WWUS86 KSEW 070224

SABSEW

WAZ513-567>569-080130-



SPECIAL AVALANCHE BULLETIN

USFS NORTHWEST AVALANCHE CENTER SEATTLE WA

RELAYED BY NATIONAL WEATHER SERVICE SEATTLE WA

724 PM PDT WED APR 6 2022



...THE NORTHWEST AVALANCHE CENTER HAS ISSUED A SPECIAL AVALANCHE 

BULLETIN...



* WHAT...UNIQUELY DANGEROUS AVALANCHE CONDITIONS ARE EXPECTED 

  THURSDAY. WARM TEMPERATURES AND STRONG SPRING SUNSHINE WILL 

  INCREASE THE CHANCES FOR LARGE AND DEADLY AVALANCHES INVOLVING 

  HEAVY RECENT SNOWFALL. 



* WHERE...THE WASHINGTON CASCADES FROM THE CANADIAN BORDER TO THE 

  THE COLUMBIA RIVER, MT HOOD, AND THE OLYMPIC MOUNTAINS.



* WHEN...IN EFFECT FROM WED 18:30 PDT TO THU 18:30 PDT. 

  

* IMPACTS...SEVERAL FEET OF SNOW ACCUMULATED ACROSS THE MOUNTAINS 

  EARLIER THIS WEEK. A QUICK PIVOT FROM WINTER TO SPRING-LIKE 

  WEATHER MAY CAUSE A WIDESPREAD AVALANCHE CYCLE ON THURSDAY. SOME 

  OF THESE SLIDES COULD BE BIG ENOUGH TO BURY, INJURE, AND KILL A 

  PERSON.

  

* PRECAUTIONARY/PREPAREDNESS ACTIONS...BACKCOUNTRY TRAVELERS WILL 

  NEED A HIGH LEVEL OF SKILL TO MONITOR CHANGING SNOW CONDITIONS, 

  IDENTIFY AVALANCHE TERRAIN, AND AVOID AREAS WHERE SLIDES CAN 

  START, RUN, AND STOP.

 

CONSULT WWW.NWAC.US OR WWW.AVALANCHE.ORG FOR FURTHER 

INFORMATION.



ADDITIONAL INFORMATION... THIS BULLETIN DOES NOT APPLY TO SKI

AREAS WHERE AVALANCHE MITIGATION MEASURES ARE PERFORMED.



SIMILAR AVALANCHE DANGER MAY EXIST AT LOCATIONS OUTSIDE THE

COVERAGE AREA OF THIS OR ANY AVALANCHE CENTER.



$$