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Timberline Snow Forecast - 21st April 2026

Timberline Snow Report and Forecast

ECMWF IFS
GEM
GFS

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Updated 21 April 2026 23:46 NZST

Snow Forecast for Timberline

Snow and Weather from 21 April.

For Forecast detail, see below.

Timberline Snow Forecast Highlights

When will there be fresh snow in Timberline?

Timberline Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (1,151m)
Next Snow?
There is no snow currently in the forecast for Timberline.

Forecast for today in Timberline

Max 15℃
Min -4℃

Freeze-thaw conditions, with valley temperatures cooling to -4℃ and rising to 15℃

Temperature at BaseTemp at Base

Tue
21

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Timberline are in Los Angeles (US/Pacific) time zone.

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Timberline 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Timberline from OpenMeteo(GFS)
Tue
21
Wed
22
Thu
23
Fri
24
Sat
25
Sun
26
Mon
27
WindSW F3W F4W F2SW F3SW F3
1,301m
13℃
Clear
12℃
Fair
15℃
Lt Drizzle
18℃
Lt Drizzle
13℃
Cloud
16℃
Fog
18℃
Cloud
SW F3W F4W F2SW F3SW F3
1,151m
14℃
Clear
13℃
Fair
16℃
Lt Drizzle
19℃
Lt Drizzle
14℃
Cloud
17℃
Fog
19℃
Cloud
SW F3SW F3W F2SW F3SW F3
1,000m
15℃
Clear
15℃
Clear
17℃
Lt Drizzle
20℃
Lt Drizzle
15℃
Cloud
18℃
Fog
20℃
Cloud
Snow Line
Max Town15℃15℃17℃20℃15℃18℃20℃
Min Town-4℃8℃9℃9℃9℃5℃5℃

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 Forecast near Timberline

Snow Forecasts for Ski Resorts near Timberline
Ski Area 48 Hr 7 DayTuWeThFrSaSuMo
Schweitzer-2cm

Snow Reliability

Timberline enjoys a reliable snow season, typically averaging around 500 inches of snowfall annually. The snow depth can reach impressive levels, providing excellent conditions; for the latest updates, check J2Ski for current snow reports.

Understanding and predicting Snow Conditions in Timberline

Here are our tips for making the most of a trip to Timberline, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Timberline, 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 Timberline is not always controlled (slopes made safe from avalanche risk) or patrolled. Always check local advice, 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 Timberline 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 Timberline 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.