Lawinenlagebericht

Waterton Lakes

Apr 14 – 17, 2022
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Archiviert · abgelaufen 4 years ago

Lawinengefahr

Sat
Sun
Hochgebirge
2 · Mässig
Waldgrenze
1 · Gering
Unterhalb
1 · Gering

Kernpunkte

Winter is still here!

The best skiing this week has been found on low angle slopes where snow has not been affected by the sun.

Hazard will increase with solar input during clear periods.

Have a great holiday weekend!

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Unlikely - Possible
    Größe
    1–2

    25 cm of snow has been redistributed by variable winds in the alpine. Beware of lingering pockets of wind slab around ridgeline lees. When winds switch to SW on Saturday watch for windslabs on all aspects.

  • Loose Dry

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Possible
    Größe
    1–1.5

    When the sun peaks out watch steep unsupported and rocky terrain for dry loose avalanches.

Weather Forecast

Fri: Scattered flurries clearing in the afternoon. ALP high -8. Moderate winds switching from E to W midday. Freezing levels valley bottom.

Sat: Clear with scattered flurries, accumulating to 5 cm. ALP high -6. E Winds increasing throughout the day to strong. FL VB.

Sun: Cloudy with scattered flurries. ALP high of -4. Moderate W winds. FL 1500m.

Snowpack Summary

25 cm of four finger snow overlies refrozen surfaces on all  aspects well into ALP. A near surface breakable crust exists on steep solar aspects. A series of crusts and windslab make up the midpack. Lower snowpack is well settled P - K. HS 250-300 cm near the continental divide.

Avalanche Summary

Few loose dry avalanches to size 1 with solar input. Please report any observations to the Mountain Information Network we really appreciate the information as neighboring operations are shutting down for the season.

Confidence

Due to the number of field observations

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