Hotaka Olympia 7-Day Snow Forecast

Hotaka Olympia Long-Range Snow Forecast Updated today

ECMWF IFS

GFS

JMA

PROSubscribe to Switch Weather Model

Updated 22 August 2026 08:43 PDT

Long-Range Snow Forecast for Hotaka Olympia

Long-range (14 to 45 days) from 22 August.

For Forecast detail, see below.

Hotaka Olympia Snow Forecast Highlights

When will there be fresh snow in Hotaka Olympia?

Hotaka Olympia Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (3,791ft)
Next Snow?
There is no snow currently in the forecast for Hotaka Olympia.

Long-range Snow Outlook for Hotaka Olympia

Snowfall

Snow Line

Max 82°F
Min 62°F

Snow unlikely

Hotaka Olympia Long-Range (2 weeks+) Snow Forecast Outlook

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

16 Day Weather and Snow Forecast for Hotaka Olympia from OpenMeteo(JMA)
	Snow and Weather	Temp Town
Sat 22	Fair.	Max 76°F Min 69°F
Sun 23	Fair.	Max 78°F Min 67°F
Mon 24	Fair.	Max 80°F Min 68°F
Tue 25	Clear sky.	Max 82°F Min 66°F
Wed 26	Light drizzle.	Max 78°F Min 68°F
Thu 27	Light drizzle.	Max 73°F Min 65°F
Fri 28	Clear spells.	Max 76°F Min 62°F

No significant snowfall is forecast for this period.

This Snow Forecast for Hotaka Olympia, Japan gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Hotaka Olympia, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Hotaka Olympia Snow Forecast updated at 08:43 PDT, next update expected 14:00 PDT.

Ensemble forecast for Hotaka Olympia, Japan at 3,284ft

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

Snow Reliability

Hotaka Olympia typically enjoys reliable snow conditions, with an average snow depth of around 2 meters during peak season. The snowfall is substantial, but guests are encouraged to check the latest snow information on J2Ski for updates.

Off-Piste Safety in Hotaka Olympia

Before skiing or snowboarding off-piste in Hotaka Olympia, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.