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 20 June.
Updated 20 June 2025 03:32 CDT.
Willamette Pass has 23cm new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Willamette Pass Snow Forecast updated at 03:32 CDT, next update expected imminently.
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Forecast for today in Willamette Pass
Max 13℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 13℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
20
up to 5cm New Snow
Cloudy, snow showers at altitude, cloudy later.
Snow Line from 1,619m to resort level.
Willamette Pass has 23cm new snow forecast in the next 48 hours.
Forecast for tomorrow in Willamette Pass
Max 4℃
Min 0℃
Valley temperatures from an overnight low of 0℃ 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
9cm to 16cm New Snow
Snow showers, fog, clear spells later.
Snow Line from 1,639m to resort level.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Fri | 00:00 | | Cloudy. | 13℃ | NW Breeze | 5% | |
| Fri | 01:00 | | Cloudy. | 12℃ | NW Breeze | 5% | |
| Fri | 02:00 | | Cloudy. | 11℃ | NW Breeze | 0% | |
| Fri | 03:00 |  | Cloudy at altitude. Mixed below. | 9℃ | NW Breeze | 5% | |
| Fri | 04:00 | | Cloudy. | 8℃ | NW Breeze | 0% | |
| Fri | 05:00 | | Cloudy. | 6℃ | NW Breeze | 5% | |
| Fri | 06:00 | | Fog at altitude. Cloud below. | 5℃ | NW Breeze | 5% | |
| Fri | 07:00 |  | Fog at altitude. Lt drizzle below. | 4℃ | NW Breeze | 5% | |
| Fri | 08:00 | | Fog at altitude. Cloud below. | 4℃ | NW Breeze | 5% | |
| Fri | 09:00 | | Fog at altitude. Lt drizzle below. | 3℃ | NW Breeze | 5% | |
| Fri | 10:00 | | Fog at altitude. Cloud below. | 3℃ | NW Breeze | 10% | |
| Fri | 11:00 |  | Light snow at altitude. Lt drizzle below. | 2℃ | NW Breeze | 10% | |
| Fri | 12:00 | | Fog at altitude. Lt rain below. | 2℃ | NW Breeze | 10% | |
| Fri | 13:00 | | Fog at altitude. Cloud below. | 2℃ | NW Breeze | 5% | |
| Fri | 14:00 | | Fog at altitude. Cloud below. | 2℃ | NW Breeze | 5% | |
| Fri | 15:00 | | Cloudy. | 3℃ | NW Breeze | 5% | |
| Fri | 16:00 | | Cloudy. | 4℃ | NW Breeze | 5% | |
| Fri | 17:00 | | Cloudy. | 3℃ | NW Breeze | 10% | |
| Fri | 18:00 | | Clear spells at altitude. Lt rain below. | 3℃ | NW Breeze | 20% | |
| Fri | 19:00 | | Heavy snow showers at altitude. Lt rain below. | 3℃ | NW Breeze | 35% | |
| Fri | 20:00 | | up to 1cm New Snow | Heavy snow at altitude. Hvy rain below. | 2℃ | NW Breeze | 45% |
| Fri | 21:00 | | up to 1cm New Snow | Heavy snow at altitude. Hvy rain below. | 3℃ | NW Breeze | 65% |
| Fri | 22:00 | | up to 1cm New Snow | Heavy snow showers at altitude. Hvy shwrs below. | 2℃ | NW Breeze | 55% |
| Fri | 23:00 | | up to 1cm New Snow | Fog at altitude. Cloud below. | 3℃ | NW Breeze | 60% |
| Sat | 00:00 | | Light snow at altitude. Lt drizzle below. | 3℃ | NW Breeze | 55% | |
| Sat | 01:00 | | 1cm to 4cm New Snow | Heavy snow at altitude. Hvy shwrs below. | 2℃ | NW Breeze | 60% |
| Sat | 02:00 |  | 3cm to 4cm New Snow | Heavy snow. | 1℃ | NW Breeze | 65% |
| Sat | 03:00 | | Fog at altitude. Cloud below. | 2℃ | NW Breeze | 60% | |
| Sat | 04:00 | | up to 1cm New Snow | Heavy snow showers at altitude. Hvy rain below. | 1℃ | NW Breeze | 60% |
| Sat | 05:00 | | up to 1cm New Snow | Heavy snow showers. | 1℃ | NW Breeze | 55% |
| Sat | 06:00 | | Cloudy at altitude. Fog below. | 1℃ | NW Breeze | 50% | |
| Sat | 07:00 | | up to 1cm New Snow | Heavy snow showers. | 1℃ | NW Breeze | 45% |
| Sat | 08:00 | | Fog. | 1℃ | NW Breeze | 45% | |
| Sat | 09:00 | | 1cm to 2cm New Snow | Heavy snow. | 1℃ | NW Breeze | 45% |
| Sat | 10:00 | | 1cm New Snow | Heavy snow. | 1℃ | NW Breeze | 45% |
| Sat | 11:00 | | 1cm New Snow | Heavy snow at altitude. Hvy shwrs below. | 0℃ | NW Breeze | 45% |
| Sat | 12:00 | | Cloudy at altitude. Fog below. | 0℃ | NW Breeze | 35% | |
| Sat | 13:00 | | Fog. | 0℃ | NW Breeze | 30% | |
| Sat | 14:00 | | Fog at altitude. Lt rain below. | 0℃ | NW Breeze | 30% | |
| Sat | 15:00 | | Clear spells at altitude. Fog below. | 1℃ | NW Breeze | 30% | |
| Sat | 16:00 | | up to 1cm New Snow | Heavy snow showers at altitude. Lt rain below. | 1℃ | NW Breeze | 35% |
| Sat | 17:00 | | up to 1cm New Snow | Heavy snow showers. | 1℃ | NW Breeze | 30% |
| Sat | 18:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 2℃ | NW Breeze | 85% | |
| Sat | 19:00 | | up to 1cm New Snow | Heavy snow showers at altitude. Hvy shwrs below. | 3℃ | NW Breeze | 90% |
| Sat | 20:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 4℃ | NW Breeze | 90% | |
| Sat | 21:00 | | Cloudy. | 3℃ | NW Breeze | 90% | |
| Sat | 22:00 | | Cloudy. | 4℃ | NW Breeze | 90% | |
| Sat | 23:00 | | Light snow at altitude. Drizzle below. | 3℃ | NW Breeze | 90% | |
Snow Forecast near Willamette Pass
| Snow Report and Forecast | 48 Hr | Fri | Sat | Sun | Mon | Tue | Wed | Thu | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | 6cm | 6cm |
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.