SnowOdds

Big Sky

Montana, United States

Village2,286 m7,500 ftSummit3,403 m11,165 ft

Painting of Big Sky

Weather this week

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Best weeks at Big Sky

SnowOdds score at the summit, out of 100

Pick your week

Bars show each week's SnowOdds score at the summit: fresh snow and base first, then sun, rain and wind.

100
50
NovDecJanFebMarApr

Summit, 3,403 m11,165 ft

19–25 Apr

62/ 100Great

11 of 20 winters had 10 cm4 in or more of fresh snow this week

A coin flip for a proper refresh. Still a solid week on the upper slopes.

Snow

Weather

How the score works

The SnowOdds score

Every week at every resort gets a score out of 100. Snow sets it, and bad weather can take up to 45% off. The percentages show how much each part counts within snow or weather.

Snow

  • Fresh snow

    60%
  • Base

    25%
  • Powder

    15%

Weather

  • Sun

    50%
  • No rain

    30%
  • Calm

    20%

Example: Big Sky, 19–25 Apr

Out of 10WeightPoints
Fresh snow6.9× 60%41
Base9.5× 25%24
Powder7.3× 15%11
Snow76 / 100
Sun6.4× 50%32
No rain4× 30%12
Calm7.3× 20%15
Weather59 / 100

Weather at 59 out of 100 takes 18% off the snow points. The worse the weather, the more comes off, up to 45%.

Score76 − 18% = 62/ 100

Avg fresh snow
11 cm4 in
Snowy days
2.4 of 7
Avg temperature
-9°C16°F
Season snowfall so far
2.3 m90 in

Beyond the odds · at the summit, this week

Bluebird days
0.2 of 7
Wind holds
0.4 of 7
Dry powder
69%
Icy mornings
0.8 of 7

Only on SnowOdds

Beyond the odds

Our own measures, from every day of the last 20 winters at the summit.

Bluebird days

1.2a winter

More than 37% of resorts

A clear day with no new snow, right after 10 cm4 in or more fell in the two days before.

Wind holds

15a winter

Calmer than 27% of resorts

Days with gusts of 70 km/h43 mph or more at the summit: enough to stop most chairlifts.

Dry powder

89%of the snow

Drier than 96% of resorts

Snow that fell on days that stayed below -5°C23°F at the summit: light and dry. The rest is heavier.

Icy mornings

4.3a winter

Less icy than 96% of resorts

Mornings after a day above 0°C32°F and a night at -3°C27°F or colder, with no new snow: hard, icy pistes until the sun softens them.

Every winter since 1950/51

See all 76 winters, day by day
Average winter
2.2 m85 in
Snowiest winter
2.9 m115 in
Leanest winter
1.5 m60 in
Change since 1950/51
+1.5°C+2.7°F

Snow at Big Sky, answered

When is the best time to ski Big Sky?

Historically the best week for fresh snow at Big Sky is 19–25 Apr: in 11 of the last 20 winters at least 10 cm of new snow fell at the summit that week (55% odds), 11 cm on average. The next best weeks are 15–21 Mar and 8–14 Feb.

Which month has the most reliable snow at Big Sky?

April, with an average 45% chance of 10 cm or more of fresh snow in any given week at the summit. January is the least reliable month of the season at 16%.

How high is Big Sky?

The village sits at 2,286 m (7,500 ft) and the top lift reaches 3,403 m (11,165 ft), a vertical drop of 1,117 m (3,665 ft). The resort has 40 lifts.

Does it snow in the village at Big Sky?

In the best week (19–25 Apr) the village gets 10 cm or more of fresh snow in 40% of winters, against 55% at the summit. The average village temperature that week is -1°C (29°F).

Every week of the season, in numbers

Odds of 10 cm or more of fresh snow in the week, and average fresh snow, at Big Sky
WeekSummit oddsSummit snowVillage oddsVillage snow
2–8 Nov40%9 cm25%7 cm
9–15 Nov20%7 cm20%7 cm
16–22 Nov20%6 cm15%6 cm
23–29 Nov20%8 cm20%8 cm
30 Nov – 6 Dec15%6 cm15%5 cm
7–13 Dec30%7 cm25%6 cm
14–20 Dec21%7 cm21%7 cm
21–27 Dec42%9 cm42%9 cm
4–10 Jan15%6 cm15%6 cm
11–17 Jan20%7 cm20%7 cm
18–24 Jan20%6 cm20%6 cm
25–31 Jan10%6 cm10%6 cm
1–7 Feb40%9 cm40%8 cm
8–14 Feb40%8 cm25%8 cm
15–21 Feb40%9 cm40%9 cm
22–28 Feb35%8 cm30%8 cm
1–7 Mar25%7 cm20%7 cm
8–14 Mar20%8 cm20%7 cm
15–21 Mar50%9 cm25%8 cm
22–28 Mar35%9 cm35%8 cm
29 Mar – 4 Apr35%11 cm30%9 cm
5–11 Apr35%10 cm30%9 cm
12–18 Apr45%9 cm35%7 cm
19–25 Apr55%11 cm40%9 cm
26 Apr – 2 May55%12 cm50%9 cm