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NOUS46 KSEW 251743
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PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE SEATTLE WA
1043 AM PDT MON OCT 25 2021

...SPECIAL AVALANCHE BULLETIN TEST THURSDAY OCTOBER 28 2021...

THE NORTHWEST AVALANCHE CENTER (NWAC) AND NATIONAL WEATHER SERVICE 
(NWS) WILL CONDUCT A LIVE SPECIAL AVALANCHE BULLETIN (SAB) TEST ON
THURSDAY, OCTOBER 28, 2021 BETWEEN 100 AND 300 PM PDT. US 
AVALANCHE CENTERS, INCLUDING THE NWAC, DISSEMINATE AVALANCHE 
WARNINGS, WATCHES AND SPECIAL AVALANCHE BULLETINS THROUGH THE 
NATIONAL WEATHER SERVICE. THE SAB ISSUED THURSDAY, OCTOBER 28 WILL
TEST ESTABLISHED NWAC COORDINATION PROCEDURES AND DISSEMINATION 
PATHWAYS FROM THE NWS OFFICES IN SEATTLE, PORTLAND, SPOKANE, AND 
PENDLETON. THE PRODUCT ITSELF WILL CONTAIN TEST MESSAGE WORDING 
AND MAY BE DISSEMINATED VIA NWAC AND NWS PATHWAYS INCLUDING NOAA 
WEATHER RADIO, INTERNET WEBPAGES, INWS, THIRD-PARTY SOFTWARE 
APPLICATIONS, ETC.. NO ACTION WILL BE REQUIRED BY THE PUBLIC OR 
PARTNER AGENCIES DUE TO THIS TEST.

SPECIAL AVALANCHE BULLETINS ARE IMPACT-BASED PRODUCTS. THESE 
PRODUCTS ARE ISSUED WHEN SIGNIFICANT PUBLIC BACKCOUNTRY USE IS 
EXPECTED, DANGEROUS AVALANCHE CONDITIONS EXIST AND AVALANCHE 
CONDITIONS DO NOT MEET THE LEVEL NECESSARY TO ISSUE AN AVALANCHE 
WARNING. NWAC GENERALLY ISSUES ONE OR MORE SABS PER WINTER SEASON.

IF YOU HAVE FURTHER QUESTIONS, PLEASE CONTACT: 

DENNIS D’AMICO 
FORECAST DIRECTOR
NORTHWEST AVALANCHE CENTER
US FOREST SERVICE
DENNIS.DAMICO@NWAC.US

REID WOLCOTT
WARNING COORDINATION METEOROLOGIST 
NOAA/NATIONAL WEATHER SERVICE
SEATTLE, WA
REID.WOLCOTT@NOAA.GOV
206-526-6095 X223

$$

WOLCOTT

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