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Trysil Snow Forecast - 18th August 2026

Trysil Snow Report and Forecast

ECMWF IFS
GFS
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Updated 18 August 2026 12:44 NZST

Snow Forecast for Trysil

Snow and Weather from 18 August.

For Forecast detail, see below.

Trysil Snow Forecast Highlights

When will there be fresh snow in Trysil?

Trysil Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (725m)
Next Snow?
There is no snow currently in the forecast for Trysil.

Forecast for today in Trysil

Max 14℃
Min 6℃

Valley temperatures from an overnight low of 6℃ to daytime highs around 14℃

Temperature at BaseTemp at Base

Tue
18

Snow unlikely

ClearMixedCloudClear

Clear sky first, clear spells then cloudy, clear sky later.

Forecast times for Trysil are in Oslo (Europe/Oslo) time zone.

Trysil 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Trysil from OpenMeteo(ECMWF IFS)
Tue
18
Wed
19
Thu
20
Fri
21
Sat
22
Sun
23
Mon
24
WindSW F2NW F3
1,100m
9℃
Mixed
10℃
Lt Rain
12℃
Clear
11℃
Lt Drizzle
10℃
Lt Drizzle
7℃
Lt Drizzle
10℃
Mixed
SW F2NW F3
725m
11℃
Mixed
13℃
Lt Rain
14℃
Clear
14℃
Lt Drizzle
13℃
Lt Drizzle
9℃
Lt Drizzle
12℃
Mixed
SW F2NW F3
350m
14℃
Mixed
15℃
Lt Rain
17℃
Clear
16℃
Lt Drizzle
15℃
Lt Drizzle
12℃
Lt Drizzle
15℃
Mixed
Snow Line
Max Town14℃15℃17℃16℃15℃12℃15℃
Min Town6℃3℃5℃6℃7℃8℃8℃

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

Snow Reliability

Trysil is known for its reliable snow conditions, with an average snow depth of around 100 cm during peak season. Snowfall is consistent, and the well-maintained slopes ensure good skiing until late spring. For the latest snow reports, check J2Ski.

Understanding and predicting Snow Conditions in Trysil

Here are our tips for making the most of a trip to Trysil, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Trysil, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Trysil is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Trysil will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Trysil for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.