Willamette Pass Snow Forecast - 7 day
Updated 29 April 2026 06:49 NZST
7-Day Snow Forecast for Willamette Pass
1-week from 28 April.
For Forecast detail, see below.
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Willamette Pass 7-Day Snow Forecast Highlights
When will there be fresh snow in Willamette Pass?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Willamette Pass. |
7-Day Snow Outlook for Willamette Pass
Snowfall
Snow Line
Max 19℃
Min -1℃
Snow unlikely
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Willamette Pass Medium-Range (7-Day) Snow Forecast Detail
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.
Max 9℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 9℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Tue
28
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 12℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 12℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Wed
29
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 18℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 18℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Thu
30
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 17℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 17℃
Temperature at BaseTemp at Base
Fri
01
Snow unlikely
Cloudy, fair, cloudy later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 16℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 16℃
Temperature at BaseTemp at Base
Sat
02
Snow unlikely
Rain showers, drizzle, light drizzle later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 19℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 19℃
Temperature at BaseTemp at Base
Sun
03
Snow unlikely
Rain showers early, then cloudy later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Max 9℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 9℃
Temperature at BaseTemp at Base
Mon
04
Snow unlikely
Light drizzle, cloudy, fog later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
No significant snowfall is forecast for this period.
This Snow Forecast for Willamette Pass, United States 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 Willamette Pass, on any given piste 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.
Willamette Pass Snow Forecast updated at 06:49 NZST, next update expected 12:00 NZST.
Snow Forecast near Willamette Pass
| Ski Area | 48 Hr | 7 Day | Tu | We | Th | Fr | Sa | Su | Mo |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | - | 2cm |
Snow Reliability
Willamette Pass typically enjoys reliable snowfall, with an average snow depth of 5 to 10 feet throughout the season. For the most current snow conditions, including snowfall updates, check J2Ski for the latest information.