Big Sky 48-Hour Snow Forecast
48-hour Forecast for Big Sky (6,791ft to 11,188ft)
This is the 48-hour (2-Day) Snow Forecast for Big Sky, United States for 2 days from 20 April.
Updated 19 April 2025 13:33 PDT.
Big Sky has 4in new snow forecast in the next 48 hours.
See below for the detailed Weather and Snow outlook.
Big Sky Snow Forecast updated at 13:33 PDT, next update expected imminently.
To get this forecast by e-mail Join J2Ski's Snow Mail Here
Forecast for today in Big Sky
Max 52°F
Min 32°F
Valley temperatures from an overnight low of 32°F to daytime highs around 52°F
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
20
up to 1in New Snow
Cloudy first, heavy snow showers then fair, cloudy later.
Snow Line from 8,002ft to resort level.
Big Sky has 4in new snow forecast in the next 48 hours.
Forecast for tomorrow in Big Sky
Max 38°F
Min 26°F
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 26°F and rising to 38°F
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
21
2in New Snow
Clear spells, cloudy, light snow showers later.
Snow Line from 7,510ft to resort level.
48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Sun | 00:00 | | Cloudy. | 52°F | SW Breeze | 0% | |
| Sun | 01:00 | | Cloudy. | 51°F | SW Breeze | 5% | |
| Sun | 02:00 | | Cloudy. | 49°F | SW Breeze | 5% | |
| Sun | 03:00 | | Cloudy. | 45°F | SW Strong | 20% | |
| Sun | 04:00 | | Clear spells at altitude. Cloud below. | 42°F | SW Breeze | 45% | |
| Sun | 05:00 | | Cloudy. | 41°F | SW Breeze | 45% | |
| Sun | 06:00 | | New Snow | Heavy snow showers at altitude. Hvy shwrs below. | 36°F | SW Light | 55% |
| Sun | 07:00 | | Heavy snow showers at altitude. Hvy shwrs below. | 35°F | SW Light | 60% | |
| Sun | 08:00 | | Heavy snow showers. | 34°F | SW Light | 55% | |
| Sun | 09:00 | | Heavy snow showers. | 33°F | SW Light | 40% | |
| Sun | 10:00 | | Heavy snow showers. | 33°F | SW Light | 20% | |
| Sun | 11:00 |  | Light snow at altitude. Lt rain below. | 33°F | SW Breeze | 15% | |
| Sun | 12:00 | | Cloudy. | 32°F | SW Breeze | 15% | |
| Sun | 13:00 | | Cloudy. | 32°F | SW Breeze | 10% | |
| Sun | 14:00 | | Cloudy at altitude. Fair below. | 35°F | SW Breeze | 5% | |
| Sun | 15:00 | | Cloudy at altitude. Fair below. | 38°F | SW Breeze | 5% | |
| Sun | 16:00 | | Clear spells at altitude. Fair below. | 40°F | SW Breeze | 5% | |
| Sun | 17:00 | | Fair. | 42°F | SW Breeze | 5% | |
| Sun | 18:00 | | Cloudy. | 42°F | SW Breeze | 5% | |
| Sun | 19:00 | | Cloudy. | 44°F | SW Breeze | 10% | |
| Sun | 20:00 | | Cloudy. | 46°F | SW Breeze | 5% | |
| Sun | 21:00 | | Cloudy. | 48°F | SW Breeze | 15% | |
| Sun | 22:00 | | Cloudy. | 48°F | SW Breeze | 20% | |
| Sun | 23:00 |  | Cloudy at altitude. Lt drizzle below. | 44°F | SW Breeze | 30% | |
| Mon | 00:00 | | Cloudy. | 38°F | W Light | 30% | |
| Mon | 01:00 | | up to 1in New Snow | Cloudy. | 37°F | W Light | 35% |
| Mon | 02:00 |  | Cloudy at altitude. Fog below. | 35°F | W Light | 45% | |
| Mon | 03:00 | | Fog. | 34°F | W Light | 35% | |
| Mon | 04:00 | | Fog at altitude. Mixed below. | 36°F | W Breeze | 30% | |
| Mon | 05:00 | | Cloudy. | 34°F | W Light | 35% | |
| Mon | 06:00 |  | up to 1in New Snow | Heavy snow at altitude. Hvy rain below. | 34°F | W Breeze | 30% |
| Mon | 07:00 | | Cloudy. | 33°F | W Breeze | 65% | |
| Mon | 08:00 | | Fog at altitude. Cloud below. | 32°F | W Light | 65% | |
| Mon | 09:00 | | Cloudy at altitude. Mixed below. | 30°F | W Breeze | 65% | |
| Mon | 10:00 | | Cloudy. | 31°F | W Breeze | 65% | |
| Mon | 11:00 | | Fog at altitude. Mixed below. | 29°F | W Breeze | 65% | |
| Mon | 12:00 |  | Cloudy at altitude. Clear below. | 26°F | W Breeze | 65% | |
| Mon | 13:00 | | Cloudy at altitude. Mixed below. | 26°F | W Breeze | 80% | |
| Mon | 14:00 | | Cloudy. | 29°F | W Breeze | 80% | |
| Mon | 15:00 | | New Snow | Heavy snow showers. | 29°F | W Breeze | 80% |
| Mon | 16:00 | | Cloudy. | 32°F | W Breeze | 80% | |
| Mon | 17:00 | | Clear spells at altitude. Cloud below. | 31°F | W Breeze | 80% | |
| Mon | 18:00 | | New Snow | Heavy snow showers. | 32°F | W Breeze | 80% |
| Mon | 19:00 | | Light snow showers at altitude. Lt rain below. | 37°F | W Light | 85% | |
| Mon | 20:00 | | Light snow showers at altitude. Lt rain below. | 36°F | W Breeze | 85% | |
| Mon | 21:00 | | New Snow | Light snow at altitude. Lt rain below. | 36°F | W Breeze | 85% |
| Mon | 22:00 |  | Light snow showers. | 35°F | W Breeze | 85% | |
| Mon | 23:00 | | New Snow | Light snow showers at altitude. Shwrs below. | 33°F | W Light | 85% |
Snow Forecast near Big Sky
| Snow Report and Forecast | 48 Hr | Sun | Mon | Tue | Wed | Thu | Fri | Sat | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Moonlight Basin | 6in | 7in |
Big Sky Snow
For current snow depths and skiing conditions, see our Current Snow Report for Big Sky.
This Snow Forecast for Big Sky, 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 Big Sky, 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.