Diamond Peak Snow Forecast - 7 day
Updated 21 March 2026 10:44 AEDT
7-Day Snow Forecast for Diamond Peak
1-week from 21 March.
For Forecast detail, see below.
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Diamond Peak 7-Day Snow Forecast Highlights
When will there be fresh snow in Diamond Peak?
| Next Snow Expected | 24 March |
|---|---|
| Next Snow Amount | 1cm |
| Next 48 Hours | - |
| Next 7 Days | 2cm |
7-Day Snow Outlook for Diamond Peak
Snowfall
Snow Line
Max 11℃
Min -8℃
3cm New Snow
Snow Line from 2,429m to resort level (2,050m).
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Diamond Peak Medium-Range (7-Day) Snow Forecast Detail
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.
Max 5℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 5℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
21
Snow unlikely
Cloudy, light drizzle, cloudy later.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max 9℃
Min -3℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 9℃
Temperature at BaseTemp at Base
Sun
22
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max 11℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 11℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Mon
23
Snow unlikely
Cloudy.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max 3℃
Min 0℃
Valley temperatures from an overnight low of 0℃ to daytime highs around 3℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Tue
24
up to 3cm New Snow
Cloudy early, then snow showers later.
Snow Line from 2,199m to resort level (2,050m).
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max -1℃
Min -8℃
Below freezing at all levels, with valley temperatures as low as -8℃ and not getting above -1℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
25
Snow unlikely
Rain showers first, fog then cloudy, clear sky later.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max 6℃
Min -8℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -8℃ and rising to 6℃
Temperature at BaseTemp at Base
Thu
26
Snow unlikely
Clear spells early, then cloudy later.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
Max 9℃
Min -6℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -6℃ and rising to 9℃
Temperature at BaseTemp at Base
Fri
27
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Diamond Peak are in Denver (US/Mountain) time zone.
This Snow Forecast for Diamond Peak, 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 Diamond Peak, 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.
Diamond Peak Snow Forecast updated at 10:44 AEDT, next update expected 16:00 AEDT.
Snow Forecast near Diamond Peak
| Ski Area | 48 Hr | 7 Day | Sa | Su | Mo | Tu | We | Th | Fr |
|---|---|---|---|---|---|---|---|---|---|
| Willamette Pass | - | 1cm |
Snow Reliability
Diamond Peak enjoys reliable snowfall, with an average snow depth of around 300 inches each season. For the latest snow conditions, please refer to J2Ski for up-to-date information.