Avalanche forecast for Vest-Finnmark Friday 2021-04-16

Highest danger level per day:
3
Considerable
Published:

Avalanches can be triggered in wind slabs where precipitation comes as snow. In lower altitudes, where it rains, wet avalanches can occur. Persistent weak layers will probably still be hard to trigger.

Illustrasjon av ferdselsråd Wet surface: Avoid slopes steeper than 35 degrees with wet loose snow and runout zones.
Illustrasjon av ferdselsråd Dry surface: Aviod terrain steeper than 30 degrees with fresh wind slabs and runout zones.
Illustrasjon av ferdselsråd Avoid terrain traps.

Wind drifted snow (slab avalanches)

Buried weak layer of new snow

Read more about the avalanche problem
3 - Large
Spontaneous release
Specific steep slopes
Possible

Wet snow (loose snow avalanches)

Loose snow

Read more about the avalanche problem
2 - Medium
Spontaneous release
Widespread steep slopes
Possible

What are avalanche problems?

Observations the last 3 days (map placed)

6 mm precipitation, up to 12 mm in the most exposed areas.
Fresh breeze from southwest., change to moderate gale from the west during the afternoon.
-11 °C to -3 °C at 1100 m a.s.l.
Plus degrees up to 400 m a.s.l. during the evening.
Cloudy.

For updated info, please visit yr.no
8 mm precipitation, up to 15 mm in the most exposed areas.
Strong breeze from west., change to moderate gale from the west during the afternoon.
-4 °C to 0 °C at 1100 m a.s.l.
Plus degrees up to 600 m a.s.l. during the afternoon.
Cloudy.

For updated info, please visit yr.no

Observations the last 3 days

Vest-Finnmark / D2007(CLA10) Hammerfest 2014-2019

Snow

15.04.2021 kl. 15:47

3 masl

drift@svv (**)

Avalanche Activity

15. Apr 15:48 - 14. Apr 15:48 Dry slab avalanche 1 - Small. Spontaneous release N. Between 200 masl and 100 masl Gjelder Fv8830 Skillefjordnes - Korsnes, Skillefjord sør

ObsID: 267675

Vest-Finnmark / D2007(CLA10) Hammerfest 2014-2019

Snow

15.04.2021 kl. 15:47

7 masl

drift@svv (**)

Avalanche Danger Assessment

3 Considerable Betydelig skredfare (vurdert fra veg). Vestlig sludd og regn, fare for sørpeskred i lavlandet. Uforandret skredfare neste døgn: Stort sett samme værforhold neste døgn.

Danger Sign

Recent snowdrift

ObsID: 267676

Vest-Finnmark / D2012(CLA10) Langfjord 2017-2022

Snow

15.04.2021 kl. 13:25

25 masl

drift@svv (**)

Weather

Rain 3 °C Langfjord (300moh) kl 13:25

Danger Sign

Much water in the snow regn på snø

ObsID: 267648

Vest-Finnmark / Loppa

Snow

15.04.2021 kl. 07:39

9 masl

mc (Unknown)

Weather

Snow 0 °C 0 m/s 10cm snø over natta

ObsID: 267568

Vest-Finnmark / Alta

Snow

15.04.2021 kl. 07:33

260 masl

Monika Voll (Unknown)

Image Of Avalanche Observation
Image 1 of 1 Of:  Avalanche Observation Copyright:  Monika Voll

Avalanche Observation

14. Apr 19:36 Dry loose-snow avalanche 2 - Medium Naturaly released SE-facing Avalanche release at 430 masl and ended at 369 masl Steep slope I renna under Nabbaren gryta, det løpet som er nærmest verket For mye tåke og snø til å se utløsningspunkt. Skredet gikk en gang mellom kl 1500 onsdag 14. Og 0700 torsdag 15. April

ObsID: 267569

Vest-Finnmark / Loppa

Snow

14.04.2021 kl. 13:41

2 masl

mc (Unknown)

Image Of Weather
Image 1 of 1 Of:  Weather Copyright:  mc Comment:  Snøfokk over hele linja. Gode forhold for hvetebakst.

Weather

3 °C 15 m/s from NW ↘ Bygevær, har rotert fra sw til nw ila formiddagen. Nedbør har kommet som snø til havnivå.

ObsID: 267459

Vest-Finnmark / D2012(CLA10) Langfjord 2017-2022

Snow

14.04.2021 kl. 13:40

25 masl

drift@svv (**)

Weather

Sleet 2 °C Langfjorden (400moh) kl 13:40 3 cm nysnø akkumulert siste 6 timer.

ObsID: 267457

Vest-Finnmark / D2007(CLA10) Hammerfest 2014-2019

Snow

14.04.2021 kl. 11:48

226 masl

drift@svv (**)

Avalanche Danger Assessment

3 Considerable Betydelig skredfare (vurdert fra veg). Nordvestlig kuling, enkelte snøbyger. EV6 Leirbotnvann - Biggas er mest utsatt. Minkende skredfare neste døgn: Ventes minkende vind og nedbør neste døgn.

Danger Sign

Recent snowdrift

ObsID: 267435

Vest-Finnmark / Alta

Snow

14.04.2021 kl. 06:30

564 masl

martin@wyssen (***)

Image Of Snow Cover
Image 1 of 1 Of:  Snow Cover Copyright:  Wyssen Avalanche Control

Snow Cover

Gammel skredaktivitet ikke lengre synlig, antatt 5-10mm nedbør og krysslastet i L1N

ObsID: 267389

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.