Variable conditions on Nak

Snowpack

daniel.piccininni · Jan 1, 2021 · Coquihalla

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Observation photo 1Observation photo 2Observation photo 3Observation photo 4Observation photo 5

Quick report

Weather
sunny, wet, windy, warm, foggy, cloudy
Ride Type
mellowSlopes, steepSlopes, openTrees
Stayed Away
sunnySlopes, convexSlopes, alpineSlopes
Riding Quality
good
Snow Conditions
heavy, windAffected, powder
Avalanche Conditions
avalancheConditionTemp

Skied Nak-Thar bowl. Had the full mix of weather during the day and a variety of snow conditions. Cloudy and snow in the morning, brief clearing with strong sun, strong SW winds in afternoon, ending the day in cloud and light rain below approximately 1500m. Storm snow was fairly heavy to start, some pinwheeling seen off of trees and steep rock exposures. Mid-day with the sun most steep slopes off the SE side of Nak had sluffing and lots of pinwheeling. Surface snow turned from precipitation particles to melt-forms midday, and started to freeze into a bit of a crust near the end of the day. Moderate blowing snow at ridgetop early afternoon. East facing slopes at treeline had pockets of wind slab.

Weather

Avg Temp
0
Wind Speed
windSpeedLight
Blowing Snow
none
Sky Condition
brokenClouds
Wind Direction
SW
Temperature Trend
rising
Precipitation Type
none

Point observation at 11:00

Snowpack

Depth
177
Obs Type
point
Site Aspect
SE
Test Fracture
sudden
Site Elevation
1670
Test Initiation
hard
Site Elevation Band
tln

Inconclusive test pit results. Surface snow changed from precip particles to melt forms from beginning to end of pit 0-15cm: F Precipitation Particles15-3cm : 4F decomposing and fragmented. 30-65cm: 1F rounded grains 65-66cm: K melt freeze crust with a layer of graupel (photo 3) 66-110: P rounded grains CTM19(RP)down 30 on RG CTH24 (SP) down 65 on graupel ECTN 19 down 30 on RG