Fortress Mountain Snow Report and Forecast
Snow Forecast for Fortress Mountain
When will there be fresh snow?
This is the Snow Forecast for Fortress Mountain, Canada for 10 days from 13 March.
Updated 13 March 2025 23:32 NZDT.
| Next Snow Expected | 13 March |
|---|---|
| Next Snow Amount | 13cm |
| Next 48 Hours | 30cm |
| Next 7 Days | 58cm |
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For Forecast detail, see below.
For current snow depths and skiing conditions, see our Current Snow Report for Fortress Mountain.
Forecast for today in Fortress Mountain
Max -4℃
Min -10℃
Below freezing at all levels, with valley temperatures as low as -10℃ and not getting above -4℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
13
13cm New Snow
Heavy snow showers first, heavy snow then heavy snow showers, snow showers later.
Snow falling to resort level.
Powder Alert!
Updated 14 March 2025 05:41 NZDT
Powder Possible :- 30cm of Fresh Snow is forecast for Fortress Mountain over the next 2 days.
To get Powder Alerts and Snow Storm Early Warnings by e-mail, Subscribe to our Snow Mail below .
Fortress Mountain Snow Report
| Upper Snow Depths |
| - |
| Lower Snow Depths |
| - |
| Snow Conditions |
| - |
Fortress Mountain 7-Day Snow Forecast Overview
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| Thu 13 | Fri 14 | Sat 15 | Sun 16 | Mon 17 | Tue 18 | Wed 19 | |
|---|---|---|---|---|---|---|---|
| Wind | SW F2 | ||||||
| 2,370m | -7℃
+13cm
| -10℃
+11cm
| -7℃
+6cm
| -7℃
 +7cm
| -6℃
+16cm
| -7℃
+3cm
| -3℃
 |
| SW F2 | |||||||
| 2,205m | -5℃
+13cm
| -9℃
+11cm
| -6℃
+6cm
| -6℃
+7cm
| -5℃
+16cm
| -6℃
+3cm
| -2℃
|
| SW F2 | |||||||
| 2,040m | -4℃
+13cm
| -8℃
+11cm
| -5℃
+6cm
| -5℃
+7cm
| -4℃
+16cm
| -5℃
+3cm
| -1℃
|
| Snow Line | 2,040m | 2,040m | 2,040m | 2,040m | 2,040m | 2,040m | |
| Max Town | -4℃ | -8℃ | -5℃ | -5℃ | -4℃ | -5℃ | -1℃ |
| Min Town | -10℃ | -15℃ | -8℃ | -11℃ | -6℃ | -8℃ | -13℃ |
This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.
Fortress Mountain 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 -4℃
Min -10℃
Below freezing at all levels, with valley temperatures as low as -10℃ and not getting above -4℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Thu
13
13cm New Snow
Heavy snow showers first, heavy snow then heavy snow showers, snow showers later.
Snow falling to resort level.
Max -8℃
Min -15℃
Below freezing at all levels, with valley temperatures as low as -15℃ and not getting above -8℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Fri
14
11cm New Snow
Heavy snow showers first, heavy snow then snow showers, light snow later.
Snow falling to resort level.
Max -5℃
Min -8℃
Below freezing at all levels, with valley temperatures as low as -8℃ and not getting above -5℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sat
15
6cm New Snow
Light snow, heavy snow showers, snow showers later.
Snow falling to resort level.
Max -5℃
Min -11℃
Below freezing at all levels, with valley temperatures as low as -11℃ and not getting above -5℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
16
7cm New Snow
Heavy snow showers first, snow showers then clear spells, heavy snow showers later.
Snow falling to resort level.
Max -4℃
Min -6℃
Below freezing at all levels, with valley temperatures as low as -6℃ and not getting above -4℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
17
16cm New Snow
Heavy snow first, snow showers then heavy snow showers, light snow later.
Snow falling to resort level.
Max -5℃
Min -8℃
Below freezing at all levels, with valley temperatures as low as -8℃ and not getting above -5℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
18
3cm New Snow
Light snow showers, light snow, fair later.
Snow falling to resort level.
Max -1℃
Min -13℃
Below freezing at all levels, with valley temperatures as low as -13℃ and not getting above -1℃
Temperature at BaseTemp at Base
Wed
19
Snow unlikely
Clear sky early, then fair later.
This Snow Forecast for Fortress Mountain, Canada 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 Fortress Mountain, 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.
Fortress Mountain Snow Forecast updated at 23:32 NZDT, next update expected imminently.
Understanding and predicting Snow Conditions in Fortress Mountain
Here are our tips for making the most of a trip to Fortress Mountain, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Fortress Mountain, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.
Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:
Pistes (Groomers) or Off-Piste
These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.
- Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
- Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.
WARNING - skiing off-piste (out-of-bounds) at Fortress Mountain is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.
Analyzing Weather and Snowfall Forecasts
Whilst no forecast can tell you exactly how snow conditions in Fortress Mountain will develop, checking the forecast regularly should give you an idea of what to expect.
New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.
Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.
Predicting Future Snow Quality
Regularly check our snow and weather forecasts for Fortress Mountain for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.
Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.