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Shiga Kogen-Takamagahara Mammoth resort snow
Lat Long: 36.73° N 138.51° E
Ski Japan - Nagano

Snow Report for Shiga Kogen-Takamagahara Mammoth

Weather Forecast for Takamagahara Mammoth at 1862m altitude

Issued: 8 am 21 Apr 2026 (local time)

Forecast update in  hr  min

Next snow in Shiga Kogen-Takamagahara Mammoth: 1.2cm on Tue 21st  (after 9 AM)

Shiga Kogen-Takamagahara Mammoth snow report:

The Shiga Kogen-Takamagahara Mammoth snow report is: out of 3 Lifts open. Our model predicted that 6cm (2.4 inches) of snow fell over 18 hours between Tuesday 07 of April at 3PM and Wednesday 08 of April at 9AM JST at the mid mountain level


Fresh snow depth:

Long snow history
No recent snow

Last significant snowfall:

Ankle
4cm
Tue 07 Apr (PM)
Origin:Report Origin

Shiga Kogen-Takamagahara Mammoth snow depths:

Upper snow depth:Snow RadarTell us
Lower snow depth:

Shiga Kogen-Takamagahara Mammoth resort conditions:

Our Snow Report for Shiga Kogen-Takamagahara Mammoth brings daily updates on the snow conditions, snow depths, piste and offpiste conditions and the number of open ski lifts. The latest Shiga Kogen-Takamagahara Mammoth snow report shown below was updated on 8 Apr 2026. Snow Reports are provided regularly throughout the ski season courtesy of our own network of ski resort managers and Skiresort Service International GmbH. In addition to the current report on ski conditions, we also provide webcams (including a 4 week cam archive), current live observations from nearby weather stations and also historical snow data for Shiga Kogen-Takamagahara Mammoth.

Last snowfall:

8cm
Apr 01
9cm
Apr 02
2.0cm
Apr 04
6cm
Apr 07

Resort report:

Piste conditions:
Tell us
Off Piste conditions:
Next snowfall:
2cm Mon 27 Apr (AM)
Next significant snowfall:
No significant snow is forecast
Lifts open:
Resort runs:

Shiga Kogen-Takamagahara Mammoth snow conditions

  • 0
    Bluebird Powder days
  • 0
    Powder days
  • 1
    Bluebird days

Snow Radar

Latest snow reports near Shiga Kogen-Takamagahara Mammoth:

No recent snow reports

No recent snow reports

Shiga Kogen-Takamagahara Mammoth Snow Depths:

Recorded snow depths for the upper and lower slopes in Shiga Kogen-Takamagahara Mammoth 2025 - 2026. The long term average for the upper slopes is also shown for comparison.

Snow reports for resorts near Shiga Kogen-Takamagahara Mammoth

Find the best conditions for skiing and snowboarding near Shiga Kogen-Takamagahara Mammoth using our Snowfinder page.

Resort
Issued: yesterday 2km  away
Issued: yesterday 22km  away
Issued: yesterday 25km  away
Issued: yesterday 60km  away
Issued: today 123km  away
Webcam
No webcamNozawa Onsen WebcamNo webcamNo webcamNo webcam
Snow Depth
Upper
Lower
120cm
20cm
Upper
Lower
Upper
Lower
0cm
0cm
Upper
Lower
0cm
0cm
Upper
Lower
Piste State
Last Snow
Amount:
Date:
7cm
14 days ago
Amount:
Date:
7cm
14 days ago
Amount:
Date:
9cm
14 days ago
Amount:
Date:
7cm
14 days ago
Amount:
Date:
1.0cm
yesterday
Next 9 Days
0-3
3-6
6-9
0.0cm
0.0cm
0.0cm
0-3
3-6
6-9
0.0cm
0.0cm
0.0cm
0-3
3-6
6-9
3.0cm
0.0cm
0.0cm
0-3
3-6
6-9
0.0cm
0.0cm
0.0cm
0-3
3-6
6-9
11.0cm
10.0cm
8.0cm
Weather
Tue
part cloud
Wed
cloud
Thu
cloud
Mid station 1601m
Tue
clear
Wed
cloud
Thu
cloud
Mid station 1108m
Tue
part cloud
Wed
cloud
Thu
cloud
Mid station 1344m
Tue
clear
Wed
part cloud
Thu
cloud
Mid station 1296m
Tue
snow showers
Wed
cloud
Thu
cloud
Mid station 2720m

Notes on the Shiga Kogen-Takamagahara Mammoth Snow Report

The snow report describes the piste and off-piste ski conditions at Shiga Kogen-Takamagahara Mammoth. You can submit an updated snow report here. Piste and off-piste are often different so we ask snow reporters to describe Shiga Kogen-Takamagahara Mammoth piste and off-piste conditions separately. If these details are missing from the Shiga Kogen-Takamagahara Mammoth snow report, you can predict off-piste conditions using the snow depth, the date of the most recent snowfall at Shiga Kogen-Takamagahara Mammoth, the Shiga Kogen-Takamagahara Mammoth weather report and the forecast.

Members can check the hindcast for a timeline of Shiga Kogen-Takamagahara Mammoth weather conditions. This detailed weather log makes it easy to predict snow conditions at Shiga Kogen-Takamagahara Mammoth, even when the snow report is too old to be useful. The hindcast shows when our weather model last predicted snowfall at Shiga Kogen-Takamagahara Mammoth. It shows how much snow we think fell then, and the way freezing level, wind and weather have varied through time. You will be able to predict whether to expect off-piste powder, slush, spring snow, ice or wind crust.

If you see a report of powder or fresh snow conditions several days after snow last fell, there is usually a good reason. At crowded ski resorts, off-piste new snow will be tracked out within hours of a fresh fall but wherever crowds are light in relation to the accessible terrain, it will be possible to stay fresh much later, perhaps several days later. Alternatively, strong winds sometimes redistribute powder snow enough to cover old tracks, or it may simply be that the ski area was not fully open for some period after the snow fell, so fresh snow that fell a while ago has remained un-tracked until this report.

Whenever weather conditions change, Shiga Kogen-Takamagahara Mammoth snow conditions will change too, so it is important to check the time and date of the Shiga Kogen-Takamagahara Mammoth snow report and to guess what effect the weather will have had on snow quality between then and now. For example, the Shiga Kogen-Takamagahara Mammoth snow report on Friday afternoon may indicate fresh powder but if Friday night is mild and rainy then ski conditions will be very poor on Saturday morning. Conversely, if the weather stays stable and cold, the same snow report can be valid for more than a week. We advise that you check the Shiga Kogen-Takamagahara Mammoth snow forecast to see if conditions are likely to change before your visit.

Many skiers enjoy moguls and fast icy pistes but for off-piste skiers and free-ride snowboarders, fresh snow starts to deteriorate from the moment it settles. Wind, rain and periods of above-freezing temperature are the primary cause of the evolution from fresh powder to windslab, ice or slush. High altitude slopes that are shaded from the sun and sheltered from the wind preserve powder stashes longer after fresh snowfall. If the snow report mentions pockets of powder at Shiga Kogen-Takamagahara Mammoth, study the Shiga Kogen-Takamagahara Mammoth piste map in relation to the wind direction to determine the most likely locations.

We stress the importance of checking the date on the Shiga Kogen-Takamagahara Mammoth snow report particularly around weekends. For example, the snow report for Shiga Kogen-Takamagahara Mammoth on Friday may indicate powder after recent snowfall but following a sunny and busy weekend, when the locals hit the mountains en masse, the ski conditions (at any resort) can deteriorate rapidly and late arrivals may see very different ski conditions. Of course some people look for deteriorating conditions in the snow report for the likely development of mogul fields but for powder lovers and particularly snowboarders this can mean tracked out off-piste snow. Of course, this doesn’t always happen quickly after fresh snowfall particularly at quiet North facing resorts at high altitude where genuine powder stashes may be found days or even weeks later. It is worth checking the piste map for Shiga Kogen-Takamagahara Mammoth (found in menu above) for the location of favourable slopes that may be described in the "Shiga Kogen-Takamagahara Mammoth Snow Conditions" part of the snow report. In addition to checking the Shiga Kogen-Takamagahara Mammoth snow report we recommend that you check the snow forecasts found in the menu at the top of the page along with our ski resort guide.