Fonna Glacier 7-Day Snow Forecast

Fonna Glacier Long-Range Snow Forecast Updated today

ECMWF IFS

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Updated 22 July 2026 22:41 AEST

Long-Range Snow Forecast for Fonna Glacier

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

For Forecast detail, see below.

Fonna Glacier Snow Forecast Highlights

When will there be fresh snow in Fonna Glacier?

Fonna Glacier Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,335m)
Next Snow?
There is no snow currently in the forecast for Fonna Glacier.

Long-range Snow Outlook for Fonna Glacier

Snowfall

Snow Line

Max 12℃
Min 2℃

Snow unlikely

Fonna Glacier 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 Fonna Glacier from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Wed 22	Clear spells.	Max 11℃ Min 6℃
Thu 23	Clear sky.	Max 11℃ Min 4℃
Fri 24	Drizzle.	Max 7℃ Min 5℃
Sat 25	Rain showers.	Max 7℃ Min 4℃
Sun 26	Rain showers.	Max 4℃ Min 2℃
Mon 27	Light drizzle.	Max 7℃ Min 2℃
Tue 28	Clear sky.	Max 12℃ Min 4℃

No significant snowfall is forecast for this period.

This Snow Forecast for Fonna Glacier, Norway 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 Fonna Glacier, 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.

Fonna Glacier Snow Forecast updated at 22:41 AEST, next update expected 04:00 AEST.

Ensemble forecast for Fonna Glacier, Norway at 1,200m

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

Fonna Glacier boasts impressive snow reliability, with an average snow depth of up to 3 meters. The glacier typically maintains snow cover well into the summer months, making it essential to check the latest snow conditions on J2Ski.

Off-Piste Safety in Fonna Glacier

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