Northwest Avalanche Center

Observation: Public

All Observations

Observation Details

Name:
Sam Bujnarowski (Edgeworks AIARE2)
Observation Date:
February 19, 2023
Submitted:
February 19, 2023
Zone or Region:
Snoqualmie Pass
Activity:
Skiing/Snowboarding
Location:
Great Scott bowl

Signs of Unstable Snow

Did you see shooting cracks? 
Yes, Isolated
Did you experience collapsing or whumpfing? 
No

Observations

Source lake approach to pineapple pass, then no fog back to parking.

0940 Observation: OVC 32°f , 2/13 crust down 50cm , X-mas down 180cm

1100 Observation: N Aspect 3800’ , ECTN Medium

1200 Observation: N aspect 4800’ , ECTN Medium

Snow became significantly heavier later into day, little reaction on all test. Weather warming quickly, turning to rain at pass level.

Advanced Observations

Observed Avalanche Problem #1: 
Wind Slab
Comments: 
Near pineapple pass: signs of wind slab, instabilities with limited propagation
Observed Avalanche Problem #2: 
Wet Loose
Comments: 
Rollerballs on lower great Scott due to tree bomb
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