Avalanche forecast for Nordenskiöld Land Saturday 2020-05-23

Highest danger level per day:
2
Moderate
Published:

Locally unstable avalanche conditions in the alpine. Be careful of recently loaded storm slabs. A persistent weak layer of facets may be triggered, especially where the snow cover is thin.

Illustrasjon av ferdselsråd Aviod terrain steeper than 30 degrees and runout zones where the avalanche problem is present. Remote triggering is possible.
Illustrasjon av ferdselsråd NB: Identifying the avalanche problem is very difficult.
Illustrasjon av ferdselsråd Avoid terrain traps.

New snow (slab avalanches)

Buried weak layer of new snow

Read more about the avalanche problem
2 - Medium
Low additional load
Isolated steep slopes
Possible

Persistent weak layer (slab avalanches)

Buried weak layer of faceted snow above a crust

Read more about the avalanche problem
3 - Large
High additional load
Isolated steep slopes
Possible

What are avalanche problems?

Observations the last 3 days (map placed)

0 mm precipitation.
Fresh breeze from west., change to breeze from the southeast friday night.
-6 °C to -2 °C at 700 m a.s.l.
Partly cloudy.

For updated info, please visit yr.no
2 mm precipitation.
Fresh breeze from southeast., change to strong breeze from the southeast during renoon.
-6 °C to -2 °C at 700 m a.s.l.
Plus degrees up to 300 m a.s.l. during renoon.
Partly cloudy.

For updated info, please visit yr.no

Observations the last 3 days

Nordenskiöld Land / Svalsatveien

Snow

22.05.2020 kl. 10:28

377 masl

VSund@rkh-skredgruppe (***)

Image Of Snow Profile
Image 1 of 2 Of:  Snow Profile Copyright:  VSund@rkh-skredgruppe
Image Of Snow Profile
Image 2 of 2 Of:  Snow Profile Copyright: 

Danger Sign

No signs observed

Snow Cover

Some snow drift Storm slab (soft slab) Dry

Weather

Snow -4.3 °C 7 m/s from SW ↗ 100% clouds Det føyket inn mens vi så på profilen.

Tests

ECTN5@7cmQ2 Medium Ikke forplantning.

Avalanche Activity

22. May. During the day No avalanche activity Noen skavlbrudd over skytebana.

Snow Profile

7 cm F RG/DF 0 mm D-M Fuktighet i nedre del av laget mot gammel skare., 2 cm K MFcr, 1 cm P MFcr/MFpc, 13 cm 4F MF 1 mm M, 0.5 cm F FC, 34 cm P RG 0 mm D, 2 cm K MFcr/MM fresesnø, 19 cm P-K RG/RGxf 0 mm D, 3 cm 4F FC 2 mm D, 11 cm K MFcr, 40 cm 1F RGxf/FC 2 mm D, 15 cm F DH 3 mm D -2.6 °C @ 0 cm, -1.1 °C @ 7 cm, -0.7 °C @ 10 cm, -1 °C @ 17 cm, -2 °C @ 27 cm, -2.6 °C @ 37 cm, -3.6 °C @ 47 cm, -4.6 °C @ 67 cm, -5.6 °C @ 87 cm, -6.5 °C @ 107 cm, -7.1 °C @ 127 cm, -7.1 °C @ 147 cm 1 test connected to snow profile

ObsID: 236566

Nordenskiöld Land / SVALBARD

Snow

21.05.2020 kl. 17:14

69 masl

Martini@unis (****)

Image Of Notes
Image 1 of 2 Of:  Notes Copyright:  Martini@unis Comment:  Bilde mot S fra bru over Burmaveien
Image Of Notes
Image 2 of 2 Of:  Notes Copyright:  Martini@unis Comment:  Bilde mot S fra bru over Burmaveien

Notes

Bilder av sørpeskredbane fra Platåberget mot N og Adventfjorden. Lite snø i siden og skredbanen.

ObsID: 236463

Nordenskiöld Land / Longyearbyen

Snow

21.05.2020 kl. 16:35

114 masl

Martini@unis (****)

Image Of Snow Cover
Image 1 of 4 Of:  Snow Cover Copyright:  Martini@unis Comment:  Skavlene på Gruvefjellet over Nybyen. Lite snø i skredbanene
Image Of Snow Cover
Image 2 of 4 Of:  Snow Cover Copyright:  Martini@unis Comment:  Gruvefjellet fra skolen
Image Of Snow Cover
Image 3 of 4 Of:  Snow Cover Copyright:  Martini@unis Comment:  Platåberget fra vei 221
Image Of Snow Cover
Image 4 of 4 Of:  Snow Cover Copyright:  Martini@unis Comment:  Platåberget fra skolen

Snow Cover

Lite eller ingen snø i skredbanene fra Platåberget. Lite aktivitet i skavlene på denne siden (østvendt). Noe snø øverst i skredbanene på Gruvefjellet, det har vært noen små skavelknekk den siste uka fra denne siden som er vestvendt.

Weather

No precipitation 4 °C 6 m/s from S ↑ 60% clouds Mildvær siste uke, plussgrader opp til 300-400m

ObsID: 236456

Nordenskiöld Land / SVALBARD

Snow

20.05.2020 kl. 22:37

450 masl

VSund@rkh-skredgruppe (***)

Image Of Snow Profile
Image 1 of 2 Of:  Snow Profile Copyright: 
Image Of Snow Profile
Image 2 of 2 Of:  Snow Profile Copyright: 

Danger Sign

No signs observed

Weather

-1.4 °C 2 m/s 50% clouds Solen varmer og påvirker

Snow Profile

0.2 cm K MFcr 0 mm/0 mm, 3 cm P MF 2 mm/0 mm M, 10 cm 1F RG 0 mm/0 mm M, 0.5 cm F FC 1 mm/0 mm D Skarelag, 5 cm 4F MF 1 mm/0 mm M, 1 cm K MFcr 0 mm/0 mm, 80 cm 1F-P RG/RGxf 1 mm/1 mm D, 5 cm F DH 2 mm/0 mm D -1 °C @ 0 cm, -0.4 °C @ 10 cm, -2.4 °C @ 20 cm, -3.6 °C @ 30 cm, -4.7 °C @ 50 cm, -5.7 °C @ 70 cm, -6.1 °C @ 90 cm, -6.1 °C @ 105 cm snøprofilen er rett i underkant av skredet fra lørdag, litt forbi der det slo sprekker fra skiene.

ObsID: 236364

Nordenskiöld Land / SVALBARD

Snow

20.05.2020 kl. 16:23

806 masl

Sigmund@obskorps (****)

Image Of Snow Cover
Image 1 of 2 Of:  Snow Cover Copyright:  Sigmund@obskorps Comment:  Fra Trollsteinen mot øst. Mye smelting i solsider og lavere områder
Image Of Snow Cover
Image 2 of 2 Of:  Snow Cover Copyright:  Sigmund@obskorps Comment:  Fra Trollsteinen mot nord.

Avalanche Danger Assessment

2 Moderate Varselet virker fornuftig slik jeg opplever forholdene på denne korte lufte turen.

Snow Cover

Snødekket er nå påvirka av smelting opp til 500 moh. Og i sørvendte sider i de store dalene er snøen smelta bort på rygger og losider med tynt snødekket.

ObsID: 236362

The bulletin does not include a detailed text about the avalanche conditions. This is only given in Norwegian. Translate it using google translate if you like. The text result will be informative, and most likely amusing

For planning your trip and recognizing avalanche terrain, use maps.

Norway has 1:50 000 maps for the whole country. Maps can be bought at bookstores and sports shops, or printed from the net.

For slope angle maps, download the app Varsom Regobs on App Store | Google Play or see our slope angle map at senorge.no ("helning" means slope angle).

Modelled snowpack and historic and current weather information can be found on the webpage senorge.no. This site uses information from the weather stations and interpolate values from the stations for gridded maps.

Detailed weather forecast can be found online at www.yr.no or www.storm.no. Yr.no is also in English, but the weather in text format is only given in Norwegian.