Big Sky Snow Forecast - 7 day
Snow Forecast for Big Sky
When will there be fresh snow?
This is the 7-Day Snow Forecast for Big Sky, United States for 7 days from 18 April.
Updated 18 April 2025 15:34 CDT.
| Next Snow Expected | 20 April |
|---|---|
| Next Snow Amount | 3cm |
| Next 48 Hours | 3cm |
| Next 7 Days | 17cm |
| Free Snow Reports by e-Mail | Sign Up for Powder Alerts |
For Forecast detail, see below.
Forecast for Big Sky
Big Sky has 3cm new snow forecast in the next 48 hours.
Big Sky 7-Day Snow Forecast Overview
Get this snow forecast by e-mail Join J2Ski's Snow Mail Here
NEW FOR 24/25 - Improved Forecasts for Big Sky - high-resolution weather models, updated more often - Subscribe
| Fri 18 | Sat 19 | Sun 20 | Mon 21 | Tue 22 | Wed 23 | Thu 24 | |
|---|---|---|---|---|---|---|---|
| Wind | NE F4 | W F3 | |||||
| 3,410m | -8℃
 | 1℃
 | 0℃
 +3cm
| -5℃
+11cm
| -4℃
| -3℃
+2cm
| 3℃
|
| SE F3 | NW F3 | SW F2 | |||||
| 2,740m | -3℃
 | 5℃
| 4℃
 +3cm
| -1℃
+11cm
| 0℃
| 2℃
+2cm
| 7℃
|
| SW F2 | |||||||
| 2,070m | 3℃
| 11℃
| 10℃
 | 3℃
+5cm
| 5℃
| 6℃
| 12℃
|
| Snow Line | varying 2,449m | varying 2,479m | varying 2,119m | varying 2,299m | |||
| Max Town | 3℃ | 11℃ | 10℃ | 3℃ | 5℃ | 6℃ | 12℃ |
| Min Town | -11℃ | -5℃ | -1℃ | -2℃ | -7℃ | -4℃ | -2℃ |
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.
Big Sky 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 3℃
Min -11℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -11℃ and rising to 3℃
Temperature at BaseTemp at Base
Fri
18
Snow unlikely
Cloudy, clear spells, fair later.
Max 11℃
Min -5℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -5℃ and rising to 11℃
Temperature at BaseTemp at Base
Sat
19
Snow unlikely
Clear sky early, then cloudy later.
Max 10℃
Min -1℃
Valley temperatures from an overnight low of -1℃ to daytime highs around 10℃
Freeze-thaw (spring snow) from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Sun
20
up to 3cm New Snow
Cloudy first, clear spells then light snow, clear spells later.
Snow Line from 2,449m to resort level.
Max 3℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 3℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Mon
21
5cm to 11cm New Snow
Clear spells early, then light snow showers later.
Snow Line from 2,479m to resort level.
Max 5℃
Min -7℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -7℃ and rising to 5℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Tue
22
Snow unlikely
Cloudy, clear sky, cloudy later.
Max 6℃
Min -4℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -4℃ and rising to 6℃
Temperature at BaseTemp at Base
Snowfall per hour
Snow Line
Wed
23
up to 2cm New Snow
Clear spells, cloudy, light snow later.
Snow Line from 2,299m to resort level.
Max 12℃
Min -2℃
Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -2℃ and rising to 12℃
Temperature at BaseTemp at Base
Thu
24
Snow unlikely
Fair first, clear sky then fair, cloudy later.
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 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.
Big Sky Snow Forecast updated at 15:34 CDT, next update expected imminently.
Snow Forecast near Big Sky
| Snow Report and Forecast | 48 Hr | Fri | Sat | Sun | Mon | Tue | Wed | Thu | 7 Day |
|---|---|---|---|---|---|---|---|---|---|
| Moonlight Basin | 4cm | 17cm |