Willamette Pass Long-Range Snow Forecast
Snow Forecast for Willamette Pass
When will there be fresh snow?
This is the Long-range Snow Forecast for Willamette Pass, United States for 15 days from 21 June.
Updated 21 June 2025 06:33 AEST.
| Next Snow Expected | 21 June |
|---|---|
| Next Snow Amount | 9cm |
| Next 48 Hours | 12cm |
| Next 7 Days | 12cm |
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For Forecast detail, see below.
Forecast for Willamette Pass
Max 4℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 4℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
21
4cm to 10cm New Snow
Heavy snow showers first, snow showers then fog, cloudy later.
Snow Line from 1,719m to resort level.
Willamette Pass has 12cm new snow forecast in the next 48 hours.
Willamette Pass Long-Range (16-Day) 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.
| Base | Snow and Weather | Temp Town | |
|---|---|---|---|
| Sat 21 |  | 4cm to 10cm New Snow | Max 4℃ Min -1℃ |
| Sun 22 |  | up to 3cm New Snow | Max 15℃ Min 2℃ |
| Mon 23 |  | Clear sky. | Max 23℃ Min 4℃ |
| Tue 24 | | Clear sky. | Max 26℃ Min 9℃ |
| Wed 25 |  | Cloudy. | Max 22℃ Min 9℃ |
| Thu 26 | | Cloudy. | Max 18℃ Min 9℃ |
| Fri 27 | | Clear sky. | Max 23℃ Min 4℃ |
| Sat 28 | | Clear sky. | Max 23℃ Min 8℃ |
| Sun 29 | | Clear sky. | Max 24℃ Min 7℃ |
| Mon 30 | | Clear sky. | Max 22℃ Min 7℃ |
| Tue 01 | | Clear sky. | Max 21℃ Min 5℃ |
| Wed 02 | | Clear sky. | Max 25℃ Min 7℃ |
| Thu 03 | | Clear sky. | Max 25℃ Min 11℃ |
| Fri 04 | | Cloudy. | Max 22℃ Min 8℃ |
| Sat 05 | | Clear sky. | Max 20℃ Min 3℃ |
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 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.
Willamette Pass Snow Forecast updated at 06:33 AEST, next update expected 12:00 AEST.
Snow Forecast near Willamette Pass
| Snow Report and Forecast | 48 Hr | Sat | Sun | Mon | Tue | Wed | Thu | Fri | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | 3cm | 3cm |