Weather records show no measurable natural snowpack here. Snowmaking is not in the data, so if this mountain is open these scores describe what the weather is doing to a base we cannot measure.
Canada, Yukon
Mount Sima
Vertical 1,021 ft
Updated 11:19 PM Base 2,854 ft
/ Mid-mountain 3,416 ft
/ Summit 3,875 ft
Five days, hour by hour Every hour scored for how the snow should actually ride. Shaded columns are night. Left of the now line is the weather from the past three days.
Snow conditions Snowfall Snowmaking
Past 3 days Next 5 days Next 14 days (season pass)
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Your own conditions — every forecast scored for what you ride The 14-day forecast — hour by hour, on every mountain Alerts — an email when a saved mountain clears your bar Wednesday Sep 30 Thursday Oct 1 Friday Oct 2 Saturday Oct 3 Sunday Oct 4 Monday Oct 5 Tuesday Oct 6 Wednesday Oct 7
12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM 12 AM 6 AM 12 PM 6 PM
SlopeGauge Score 7.1 12 AM Now
Today — Rain's in the forecast, and it's going to chew up the snow surface. Expect the surface to soften through the middle of the day. Direct sun should soften the surface faster than the temperature alone suggests, making it more carvable.
Weather No precipitation
Surface Powdery Snow
Temp 28°F
Wind 1 mph
Cloud 73%
Sun No softening0 W/m² Scored for the average rider Every score above is weighted by what these surfaces are worth to the average rider — powder over everything, spring corn close behind, and not much patience for slush.
Set your own (season pass) Powdery Snow Love 10 Hate Love Deep, dry, untracked. A storm day. Slush Neutral 6 Hate Love Wet and heavy by afternoon. Slow, soft, and it grabs. Ice Hate 1 Hate Love Refrozen and polished. Edges skate rather than bite.
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Your own conditions — every forecast scored for what you ride The 14-day forecast — hour by hour, on every mountain Alerts — an email when a saved mountain clears your bar Past snowfall
6H 0.0″
24H 1.6″
48H 2.8″
72H 2.8″ Next snowfall
6H 0.1″
24H 0.1″
48H 0.5″
72H 1.8″ Best day this week
Wednesday
Good Oct 3
Saturday Good Rain's in the forecast, and it's going to chew up the snow surface. Expect the surface to soften through the middle of the day. Direct sun should soften the surface faster than the temperature alone suggests, making it more carvable.
Surface Wet, Dense Snow
High / low 42° / 28°F
Wind to 9 mph
Best window 8 AM – 11 AM By elevation Summit3,875 ft Powdery Snow Good Mid-mountain3,416 ft Wet, Dense Snow Fair Base2,854 ft Packed Powder Fair The top and bottom of the hill are a full rating apart — the mountain is having two different days at once. The rating above is all three together.
Hour by hour 12 AM 7.1 Powdery Snow Expect better snow up top than down at the base. This is what powder chasers dream about: light, dry snow with plenty of float. 28°F · 1 mph 1 AM 7.1 Powdery Snow Expect better snow up top than down at the base. This is what powder chasers dream about: light, dry snow with plenty of float. 29°F · 1 mph 2 AM 6.7 Packed Powder Expect better snow up top than down at the base. Packed powder over a solid base, predictable and quick edge to edge. A little better from here on out. 30°F · 1 mph 3 AM 7.3 Packed Powder Expect better snow up top than down at the base. Packed powder over a solid base, predictable and quick edge to edge. 32°F · 2 mph 4 AM 7.4 Packed Powder Expect better snow up top than down at the base. Packed powder over a solid base, predictable and quick edge to edge. Conditions may get slightly worse from here. 32°F · 1 mph 5 AM 7.4 Packed Powder Expect better snow up top than down at the base. Packed powder over a solid base, predictable and quick edge to edge. Conditions may get slightly worse from here. 32°F · 1 mph 6 AM 6.6 Soft Expect better snow up top than down at the base. Soft underfoot, not quite powder, not quite mush. 31°F · 2 mph 7 AM 6.9 Packed Powder Expect better snow up top than down at the base. Packed powder over a solid base, predictable and quick edge to edge. 32°F · 2 mph 8 AM 6.9 Packed Powder Most of the fresh snow has been skied off by now. Packed powder over a solid base, predictable and quick edge to edge. Conditions may get slightly worse from here. 30°F · 2 mph 9 AM 6.8 Packed Powder Most of the fresh snow has been skied off by now. Packed powder over a solid base, predictable and quick edge to edge. It's going downhill from here — ride it now. 30°F · 2 mph 10 AM 6.0 Soft Most of the fresh snow has been skied off by now. Soft underfoot, not quite powder, not quite mush. It's going downhill from here — ride it now. 33°F · 2 mph 11 AM 3.7 Wet, Dense Snow Most of the fresh snow has been skied off by now. Heavy and waterlogged. You'll feel it slow you down in every turn. 36°F · 2 mph 12 PM 3.7 Wet, Dense Snow Most of the fresh snow has been skied off by now. Heavy and waterlogged. You'll feel it slow you down in every turn. 37°F · 3 mph 1 PM 3.6 Wet, Dense Snow Most of the fresh snow has been skied off by now. Heavy and waterlogged. You'll feel it slow you down in every turn. The fresh snow's getting heavy and wet fast. 40°F · 5 mph 2 PM 3.7 Wet, Dense Snow Most of the fresh snow has been skied off by now. Heavy and waterlogged. You'll feel it slow you down in every turn. The fresh snow's getting heavy and wet fast. 42°F · 7 mph 3 PM 3.7 Wet, Dense Snow Most of the fresh snow has been skied off by now. Heavy and waterlogged. You'll feel it slow you down in every turn. The fresh snow's getting heavy and wet fast. 42°F · 9 mph 4 PM 3.8 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. Conditions may get slightly worse from here. 40°F · 8 mph 5 PM 2.8 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. It's about to get better — give it a couple hours. 38°F · 6 mph 6 PM 2.8 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. 37°F · 5 mph 7 PM 4.0 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. It's going downhill from here — ride it now. 36°F · 4 mph 8 PM 2.9 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. Cold enough to freeze, but 100% cloud cover kept it from happening — the surface should stay soft. 35°F · 3 mph 9 PM 2.9 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. Cold enough to freeze, but 100% cloud cover kept it from happening — the surface should stay soft. 35°F · 3 mph 10 PM 2.9 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. Cold enough to freeze, but 100% cloud cover kept it from happening — the surface should stay soft. It's about to get better — give it a couple hours. 35°F · 3 mph 11 PM 3.0 Wet, Dense Snow Rain soaked this pack at some point, and it's still heavy, mashed-potato snow. Cold enough to freeze, but 100% cloud cover kept it from happening — the surface should stay soft. It's about to get better — give it a couple hours. 35°F · 3 mph Model slope_gauge_model_v1
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Weather data by Open-Meteo . Mountain locations and elevations derived from OpenStreetMap contributors, licensed under ODbL.
SlopeGauge models snow conditions from weather data. It is not a report from the mountain and does not reflect grooming, closures, or avalanche conditions.