Willamette Pass 48-Hour Snow Forecast
48-hour Forecast for Willamette Pass (1,561m to 2,037m)
This is the 48-hour (2-Day) Snow Forecast for Willamette Pass, United States for 2 days from 27 April.
Updated 28 April 2025 02:36 NZST.
Willamette Pass has no new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Willamette Pass Snow Forecast updated at 02:36 NZST, next update expected 08:00 NZST.
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Forecast for today in Willamette Pass
Max 6℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 6℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Sun
27
Snow unlikely
Cloudy early, then clear sky later.
Willamette Pass has no new snow forecast in the next 48 hours.
Forecast for tomorrow in Willamette Pass
Max 9℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 9℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Mon
28
Snow unlikely
Fair, clear sky, cloudy later.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Sun | 00:00 |  | Fog at altitude. Cloud below. | 6℃ | NW Breeze | 5% | |
| Sun | 01:00 | | Fog at altitude. Cloud below. | 6℃ | NW Breeze | 10% | |
| Sun | 02:00 |  | Fog. | 5℃ | NW Breeze | 5% | |
| Sun | 03:00 | | Fog at altitude. Cloud below. | 4℃ | NW Breeze | 5% | |
| Sun | 04:00 |  | Fog at altitude. Fair below. | 3℃ | NW Breeze | 5% | |
| Sun | 05:00 | | Fog at altitude. Clear below. | 3℃ | NW Breeze | 5% | |
| Sun | 06:00 | | Fog at altitude. Clear below. | 2℃ | NW Light | 5% | |
| Sun | 07:00 | | Fog at altitude. Clear below. | 2℃ | NW Light | 5% | |
| Sun | 08:00 | | Fog at altitude. Clear below. | 1℃ | NW Light | 5% | |
| Sun | 09:00 | | Cloudy at altitude. Mixed below. | 1℃ | NW Light | 5% | |
| Sun | 10:00 | | Fog. | 1℃ | NW Light | 5% | |
| Sun | 11:00 | | Fog. | 1℃ | NW Light | 5% | |
| Sun | 12:00 | | Fog at altitude. Mixed below. | 0℃ | NW Light | 5% | |
| Sun | 13:00 | | Fair at altitude. Clear below. | 0℃ | NW Light | 0% | |
| Sun | 14:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Sun | 15:00 | | Clear sky. | 1℃ | NW Light | 0% | |
| Sun | 16:00 | | Clear sky. | 2℃ | NW Breeze | 0% | |
| Sun | 17:00 | | Clear sky. | 3℃ | NW Breeze | 0% | |
| Sun | 18:00 | | Clear sky. | 4℃ | NW Breeze | 0% | |
| Sun | 19:00 | | Clear sky at altitude. Fair below. | 4℃ | NW Breeze | 0% | |
| Sun | 20:00 | | Clear sky. | 5℃ | NW Breeze | 0% | |
| Sun | 21:00 | | Fair at altitude. Cloud below. | 5℃ | NW Breeze | 0% | |
| Sun | 22:00 | | Clear spells. | 6℃ | NW Breeze | 0% | |
| Sun | 23:00 | | Fair at altitude. Mixed below. | 6℃ | NW Breeze | 0% | |
| Mon | 00:00 | | Clear spells at altitude. Fair below. | 5℃ | NW Breeze | 0% | |
| Mon | 01:00 | | Cloudy at altitude. Fair below. | 4℃ | NW Breeze | 0% | |
| Mon | 02:00 | | Cloudy at altitude. Clear below. | 4℃ | NW Breeze | 0% | |
| Mon | 03:00 | | Fog at altitude. Clear below. | 2℃ | NW Breeze | 0% | |
| Mon | 04:00 | | Fog at altitude. Mixed below. | 2℃ | NW Breeze | 0% | |
| Mon | 05:00 | | Fog at altitude. Mixed below. | 1℃ | NW Breeze | 0% | |
| Mon | 06:00 | | Fog at altitude. Fair below. | 1℃ | NW Breeze | 5% | |
| Mon | 07:00 | | Fog at altitude. Clear below. | 0℃ | NW Breeze | 0% | |
| Mon | 08:00 | | Clear spells. | 0℃ | NW Light | 0% | |
| Mon | 09:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Mon | 10:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Mon | 11:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Mon | 12:00 | | Clear sky at altitude. Fair below. | 0℃ | NW Light | 0% | |
| Mon | 13:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Mon | 14:00 | | Clear sky. | 0℃ | NW Light | 0% | |
| Mon | 15:00 | | Clear sky. | 3℃ | NW Light | 0% | |
| Mon | 16:00 | | Clear sky. | 5℃ | NW Light | 0% | |
| Mon | 17:00 | | Clear sky. | 6℃ | NW Light | 0% | |
| Mon | 18:00 | | Fair at altitude. Mixed below. | 7℃ | NW Light | 0% | |
| Mon | 19:00 | | Clear spells at altitude. Cloud below. | 8℃ | NW Light | 0% | |
| Mon | 20:00 | | Clear spells. | 9℃ | NW Light | 0% | |
| Mon | 21:00 | | Cloudy. | 9℃ | NW Breeze | 0% | |
| Mon | 22:00 | | Cloudy. | 9℃ | NW Breeze | 0% | |
| Mon | 23:00 | | Cloudy. | 9℃ | NW Breeze | 5% | |
Snow Forecast near Willamette Pass
| Snow Report and Forecast | 48 Hr | Sun | Mon | Tue | Wed | Thu | Fri | Sat | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | - | 1cm |
Willamette Pass Snow
For current snow depths and skiing conditions, see our Current Snow Report for Willamette Pass.
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.