Willamette Pass 48-Hour Snow Forecast
48-hour Forecast for Willamette Pass (5,121ft to 6,683ft)
This is the 48-hour (2-Day) Snow Forecast for Willamette Pass, United States for 2 days from 31 March.
Updated 30 March 2025 23:38 PDT.
Powder Alert!
Updated 31 March 2025 02:35 PDT
Powder Possible :- 5in of Fresh Snow is forecast for Willamette Pass over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail below .
See below for the detailed Weather and Snow outlook.
Willamette Pass Snow Forecast updated at 23:38 PDT, next update expected 05:00 PDT.
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Forecast for today in Willamette Pass
Max 38°F
Min 21°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 21°F and rising to 38°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
31
3in New Snow
Light snow first, snow showers then heavy snow showers, light snow later.
Snow Line from 5,410ft to resort level.
Powder Alert!
Updated 31 March 2025 02:35 PDT
Powder Possible :- 5in of Fresh Snow is forecast for Willamette Pass over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail below .
Forecast for tomorrow in Willamette Pass
Max 31°F
Min 18°F
Below freezing at all levels, with valley temperatures as low as 18°F and not getting above 31°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
01
1in to 2in New Snow
Cloudy, heavy snow showers, cloudy later.
Snow falling to resort level.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Mon | 00:00 |  | Light snow at altitude. Lt drizzle below. | 38°F | SW Breeze | 55% | |
| Mon | 01:00 | | Clear spells at altitude. Lt rain below. | 35°F | SW Breeze | 40% | |
| Mon | 02:00 | | Cloudy at altitude. Lt rain below. | 34°F | SW Breeze | 20% | |
| Mon | 03:00 |  | Clear spells. | 32°F | SW Breeze | 25% | |
| Mon | 04:00 |  | up to 1in New Snow | Heavy snow. | 32°F | SW Light | 70% |
| Mon | 05:00 | | Light snow at altitude. Hvy shwrs below. | 30°F | SW Breeze | 75% | |
| Mon | 06:00 | | New Snow | Heavy snow showers. | 29°F | SW Light | 85% |
| Mon | 07:00 | | Light snow. | 24°F | SW Light | 70% | |
| Mon | 08:00 | | Cloudy. | 21°F | SW Light | 55% | |
| Mon | 09:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 22°F | SW Breeze | 60% | |
| Mon | 10:00 | | New Snow | Heavy snow showers. | 22°F | SW Breeze | 50% |
| Mon | 11:00 | | New Snow | Heavy snow. | 24°F | SW Light | 65% |
| Mon | 12:00 | | Light snow at altitude. Hvy shwrs below. | 23°F | SW Light | 55% | |
| Mon | 13:00 | | Heavy snow showers at altitude. Lt rain below. | 21°F | SW Light | 45% | |
| Mon | 14:00 | | New Snow | Heavy snow showers. | 23°F | SW Light | 45% |
| Mon | 15:00 | | Heavy snow showers. | 23°F | SW Breeze | 25% | |
| Mon | 16:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 24°F | SW Light | 25% | |
| Mon | 17:00 | | Cloudy. | 26°F | SW Light | 25% | |
| Mon | 18:00 | | Clear spells. | 26°F | SW Breeze | 20% | |
| Mon | 19:00 | | Heavy snow showers. | 27°F | SW Breeze | 15% | |
| Mon | 20:00 | | Light snow. | 26°F | SW Breeze | 10% | |
| Mon | 21:00 | | Cloudy. | 28°F | SW Breeze | 25% | |
| Mon | 22:00 | | Clear spells. | 29°F | SW Breeze | 35% | |
| Mon | 23:00 | | New Snow | Heavy snow showers at altitude. Hvy shwrs below. | 27°F | SW Breeze | 35% |
| Tue | 00:00 | | Cloudy. | 28°F | SW Breeze | 30% | |
| Tue | 01:00 | | Cloudy at altitude. Hvy shwrs below. | 28°F | SW Light | 25% | |
| Tue | 02:00 | | Cloudy. | 27°F | SW Breeze | 30% | |
| Tue | 03:00 | | Cloudy. | 25°F | SW Breeze | 10% | |
| Tue | 04:00 | | Cloudy. | 23°F | SW Breeze | 5% | |
| Tue | 05:00 | | Heavy snow showers. | 23°F | SW Breeze | 10% | |
| Tue | 06:00 | | Heavy snow showers. | 23°F | SW Breeze | 30% | |
| Tue | 07:00 | | Cloudy at altitude. Hvy shwrs below. | 24°F | SW Breeze | 30% | |
| Tue | 08:00 | | Heavy snow showers. | 23°F | SW Breeze | 55% | |
| Tue | 09:00 | | Heavy snow showers. | 24°F | SW Light | 35% | |
| Tue | 10:00 | | Cloudy. | 22°F | SW Light | 30% | |
| Tue | 11:00 | | Cloudy. | 22°F | SW Light | 25% | |
| Tue | 12:00 | | Cloudy. | 22°F | SW Light | 20% | |
| Tue | 13:00 | | Cloudy. | 20°F | SW Light | 20% | |
| Tue | 14:00 | | Cloudy. | 18°F | SW Light | 25% | |
| Tue | 15:00 | | Cloudy. | 22°F | SW Light | 20% | |
| Tue | 16:00 | | Cloudy. | 26°F | SW Light | 20% | |
| Tue | 17:00 | | Cloudy. | 28°F | SW Light | 15% | |
| Tue | 18:00 | | Cloudy. | 28°F | SW Light | 85% | |
| Tue | 19:00 | | Cloudy. | 29°F | SW Breeze | 90% | |
| Tue | 20:00 | | Cloudy. | 30°F | SW Breeze | 90% | |
| Tue | 21:00 | | Cloudy at altitude. Hvy shwrs below. | 31°F | SW Breeze | 90% | |
| Tue | 22:00 | | Cloudy. | 31°F | SW Breeze | 90% | |
| Tue | 23:00 | | up to 1in New Snow | Heavy snow at altitude. Hvy shwrs below. | 31°F | SW Breeze | 90% |
Snow Forecast near Willamette Pass
| Snow Report and Forecast | 48 Hr | Mon | Tue | Wed | Thu | Fri | Sat | Sun | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Diamond Peak | 6in | 7in |
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.