Willamette Pass 48-Hour Snow Forecast
Updated 10 November 2026 05:41 AEDT
2-Day Forecast for Willamette Pass
48-hours from 9 November.
See below for forecast detail
Willamette Pass Snow Forecast updated at 05:41 AEDT, next update expected 11:00 AEDT.
Forecast for today in Willamette Pass
Max 8℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 8℃
Temperature at BaseTemp at Base
Mon
09
Snow unlikely
Fair, clear sky, rain showers later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
Forecast for tomorrow in Willamette Pass
Max 14℃
Min 4℃
Valley temperatures from an overnight low of 4℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Tue
10
Snow unlikely
Cloudy, clear sky, cloudy later.
Forecast times for Willamette Pass are in Denver (US/Mountain) time zone.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Mon | 00:00 | | Fair. | 4℃ | S Breeze | 0% | |
| Mon | 01:00 | | Fair. | 4℃ | S Breeze | 0% | |
| Mon | 02:00 | | Cloudy. | 4℃ | S Breeze | 0% | |
| Mon | 03:00 | | Cloudy. | 4℃ | S Breeze | 0% | |
| Mon | 04:00 | | Clear spells at altitude. Cloud below. | 3℃ | S Light | 0% | |
| Mon | 05:00 | | Clear sky. | 2℃ | S Light | 0% | |
| Mon | 06:00 | | Fair. | 2℃ | S Light | 0% | |
| Mon | 07:00 | | Fair at altitude. Mixed below. | 2℃ | S Breeze | 0% | |
| Mon | 08:00 | | Clear sky. | 1℃ | S Breeze | 0% | |
| Mon | 09:00 | | Clear sky. | 3℃ | S Breeze | 0% | |
| Mon | 10:00 | | Clear sky. | 7℃ | S Breeze | 5% | |
| Mon | 11:00 | | Cloudy. | 8℃ | S Light | 5% | |
| Mon | 12:00 |  | Light snow at altitude. Hvy drizzle below. | 7℃ | S Light | 50% | |
| Mon | 13:00 |  | Light snow at altitude. Rain below. | 8℃ | S Breeze | 90% | |
| Mon | 14:00 |  | Snow at altitude. Hvy rain below. | 8℃ | S Breeze | 90% | |
| Mon | 15:00 | | Light rain. | 7℃ | S Breeze | 80% | |
| Mon | 16:00 | | Snow at altitude. Hvy drizzle below. | 7℃ | S Breeze | 65% | |
| Mon | 17:00 | | Light snow at altitude. Lt rain below. | 7℃ | S Breeze | 65% | |
| Mon | 18:00 | | Cloudy. | 7℃ | S Breeze | 50% | |
| Mon | 19:00 | | Cloudy at altitude. Clear below. | 6℃ | S Breeze | 55% | |
| Mon | 20:00 | | Cloudy. | 6℃ | S Breeze | 60% | |
| Mon | 21:00 | | Cloudy at altitude. Fair below. | 6℃ | S Breeze | 60% | |
| Mon | 22:00 | | Cloudy at altitude. Clear below. | 6℃ | S Breeze | 35% | |
| Mon | 23:00 | | Cloudy at altitude. Mixed below. | 6℃ | S Breeze | 20% | |
| Tue | 00:00 | | Clear spells. | 6℃ | SE Breeze | 10% | |
| Tue | 01:00 | | Cloudy at altitude. Clear below. | 5℃ | SE Light | 5% | |
| Tue | 02:00 | | Fair at altitude. Clear below. | 5℃ | SE Light | 5% | |
| Tue | 03:00 | | Fair at altitude. Clear below. | 5℃ | SE Breeze | 5% | |
| Tue | 04:00 | | Cloudy. | 4℃ | SE Light | 5% | |
| Tue | 05:00 | | Clear spells. | 4℃ | SE Light | 5% | |
| Tue | 06:00 | | Cloudy. | 4℃ | SE Light | 5% | |
| Tue | 07:00 | | Cloudy. | 4℃ | SE Light | 5% | |
| Tue | 08:00 | | Clear spells. | 4℃ | SE Light | 5% | |
| Tue | 09:00 | | Fair at altitude. Clear below. | 5℃ | SE Breeze | 5% | |
| Tue | 10:00 | | Cloudy at altitude. Fair below. | 9℃ | SE Light | 5% | |
| Tue | 11:00 | | Clear sky at altitude. Cloud below. | 11℃ | SE Light | 5% | |
| Tue | 12:00 | | Clear spells at altitude. Cloud below. | 12℃ | SE Light | 5% | |
| Tue | 13:00 | | Cloudy. | 13℃ | SE Light | 5% | |
| Tue | 14:00 | | Cloudy. | 13℃ | SE Light | 10% | |
| Tue | 15:00 | | Clear spells. | 14℃ | SE Light | 5% | |
| Tue | 16:00 | | Clear spells at altitude. Cloud below. | 13℃ | SE Light | 5% | |
| Tue | 17:00 | | Cloudy. | 11℃ | SE Light | 5% | |
| Tue | 18:00 | | Clear spells at altitude. Fair below. | 9℃ | SE Light | 5% | |
| Tue | 19:00 | | Cloudy. | 8℃ | SE Light | 5% | |
| Tue | 20:00 | | Clear spells. | 8℃ | SE Light | 0% | |
| Tue | 21:00 | | Cloudy at altitude. Mixed below. | 9℃ | SE Light | 0% | |
| Tue | 22:00 | | Cloudy. | 9℃ | SE Light | 0% | |
| Tue | 23:00 | | Cloudy. | 9℃ | SE Breeze | 0% | |
Snow Forecast near Willamette Pass
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | 2cm | 15cm |
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 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.
How reliable is the snow in Willamette Pass?
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.