Issued: Wed, Mar 21, 2018 at 10AM

Expires: Thu, Mar 22, 2018


 Attempted avy mitigation with the daisy bell with DOT Tuesday.
Road clearing will occur today, hopefully be open late afternoon or Wed evening.

Above 3,500ft Moderate

2,500 to 3,500ft Moderate

Below 2,500ft Moderate

Degrees of Avalanche Danger ?

1. Low
2. Moderate
3. Considerable
4. High
5. Extreme

Avalanche Danger Rose ?

Avalanche Problems ?

Problem Details


Human triggered avalanches will be possible today. The danger is SCARY MODERATE.
Small avalanches in specific areas or large avalanches in isolated areas. Heightened avalanche danger on specific terrain features. Identify features of concern and evaluate snow and terrain carefully. 
Winds are expected to increase today, with strongest winds Wed evening.
Expect new winds slabs on southerly aspects from strong northerly winds. 
Expect avalanche danger to increase with significant snow available for transport and strong winds. 

 Be cautious and use conservative decision making. Limited snowpack information is available at this time. Although the snowpack appears to have adjusted well to its new load, avalanches are abound. Back up your decision making with evidence rather than gambling.




For more information and pictures, see OBSERVATIONS HERE.

Recent Avalanche Activity

Lots of natural avalanches occurred over the past few days.

See pics on OBSERVATION platform HERE. 

Marmot, naturals 3/19

Sunnyside of Gov’t, naturals


Recent Weather

The Hatcher Pass Mountain Forecast covers the mountains in the
Hatcher Pass Recreation Area.

This forecast is for use in snow safety activities and emergency

                   Today            Tonight

Temp at 1000`      30 F             14 F

Temp at 3000`      6-14 F           12 F

Chance of precip   0%               0%

Precip amount
(above 1000 FT)    0.00 in          0.00 in

Snow amount
(above 1000 FT)    0 in             0 in

Snow level         sea level        sea level

Wind 3000` ridges  N 9-19 G28 mph   N 15-25 G40 mph

Remarks...Strongest winds beginning late tonight.


NWS recreational forecast for Hatcher Pass here

NWS point forecast here

State Parks snow report here

Additional Info & Media

Expect the avalanche hazard to increase as winds pick up through the day Wed into Wed evening. 

Expect new winds slabs to form on southerly aspects.
Wind 3000` ridges  N 9-19 G28 mph   N 15-25 G40 mph
Posted in HPAC Forecasts.
Allie Barker

Forecaster: Allie Barker