6 Mar 2019

March 6, 2019


    YESTERDAY:

    Early Tuesday morning, Front moving in from the Southwest.

    Overcast fairly quickly.

    Looking SW.

    Looking North.

    Power flurry in the afternoon.

    Unsettled later in the afternoon, Arctic High not letting go..

    Clouds to the SW later in the afternoon.

    At dusk.

    Tuesday afternoon.

    Big picture Tuesday afternoon.


Weather Observations for March 6, 2019, 2019 taken at 06:00 Hours.

2240 meters     -11, Winds were 30-50 KPH SE--Horstman Hut
2180 meters     -11, Winds were 40-55 KPH SE--Whistler Peak
1860 meters     -11, Winds were   5-10 KPH SW--Rendevous
1835 meters     -13, Winds were   5-10 KPH NNE--Round House
1650 meters     -13, trace of new, trace in 24 hrs, Base 241 cm--Pig Alley
1565 meters     -12, 0 cm of new, 0 cm in 24 hrs, Base 173 cm--Catskinner
  660 meters     -12, Valley Temp, Max temp Yesterday was +0.2, 0.0 mm of precip recorded yest


    As of 07:00 hrs we have high broken cloud and unlimited visibility.



FORECAST:

The arctic high will give us partially sunny skies this morning with some pre frontal cirrus cloud before a low brings increasing cloud to the area later this am in a Southerly flow aloft. Light snow will begin to fall this afternoon and into Thursday morning. We may see a break in the weather Thursday morning with some lingering flurries in the afternoon before transitioning back into an unsettled pattern. Weak ridging for Friday into the weekend will bring a mix of sun and cloud. Another weak front is possible for Monday. Guesstimates: 2-6 cm by Thursday morning, 1-3 cm by Friday morning.


    GOES IR image from this am.


    High for this am with low moving in by this afternoon. warmer temperatures by this PM.





    Fronts along the coast.

    Low shifts east by Thursday afternoon.





    Unsettled Friday as a weak ridge rebuilds.

    Unsettled Saturday with a mix of sun and cloud, FL may max out at around 800 meters.





    AVALANCHE ACTIVITY:

    Two climbers presumed dead in massive avalanche on Nanga Parbat. Article below.       Net Pic


    Older activity, N facing on ridge coming off Decker.                                            Chuck Ratzlaff Pic

       Recent activity, back of Disease Ridge, SW facing. Crosses traverse out of Decker. CR Pic

     Digging out Hwy 21 in Idaho.                                                                                            Net Pic

    Avalanche deposits 9 meters of debris on Red Mountain Pass. Article below.                       Net Pic

    No new avalanches noted locally, still potential for loose dry sluffs on steep terrain.




    INFORMATION & OBSERVATIONS:

    Low brought thick overcast in the morning.

    Still snow making on Horstman Glacier!!

     April 1, 2019 opening????

    Light flurries by mid day at 1860 meters.

    Power flurry around 16:00 Hrs.

    Later in the afternoon.



             Recent snow profile.




ARTICLES:

Missing climbers 'assumed dead' in an avalanche as search ends: Pakistan

Major danger of avalanche in many places: Norway

Drivers trying to stay patient during historic I-70 avalanche Mitigation work: Colorado

Avalanche dumps more than 9 meters of snow on Colorado mountain road, closed indefinitely: Red Pass

CDOT explains mitigation work amid recent avalanches: Colorado

There have been 19 avalanche fatalities in the USA so far this season: Avalanche.org

REMSA reminds individuals about avalanche and snow safety: Nevada

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