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.
Midwest, Michigan
Porcupine Mountains
Vertical 591 ft
Updated 2:19 AM Base 778 ft
/ Mid-mountain 1,103 ft
/ Summit 1,369 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 (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
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 1.6 3 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. The air never dropped below freezing overnight, but clear skies let the surface freeze anyway — expect it firm first thing.
Weather No precipitation
Surface Ice
Temp 42°F
Wind 2 mph
Cloud 0%
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.
(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 0.0″
48H 0.0″
72H 0.0″ Next snowfall
6H 0.0″
24H 0.0″
48H 0.0″
72H 0.0″ Best day this week
Monday
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. The air never dropped below freezing overnight, but clear skies let the surface freeze anyway — expect it firm first thing.
Surface Slush
High / low 54° / 41°F
Wind to 15 mph
Best window 10 AM – 12 PM By elevation Summit1,369 ft Slush Fair Mid-mountain1,103 ft Slush Good Base778 ft Slush 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 3 AM 1.6 Ice The air never dropped below freezing, but clear, calm skies let the surface freeze anyway — expect it firm. Watch for slick, icy patches the groomers didn't reach. 42°F · 2 mph 4 AM 1.6 Ice The air never dropped below freezing, but clear, calm skies let the surface freeze anyway — expect it firm. Watch for slick, icy patches the groomers didn't reach. It's about to get better — give it a couple hours. 41°F · 3 mph 5 AM 1.6 Ice The air never dropped below freezing, but clear, calm skies let the surface freeze anyway — expect it firm. Watch for slick, icy patches the groomers didn't reach. It's about to get better — give it a couple hours. 41°F · 7 mph 6 AM 2.6 Ice With temps near 42°F, the frozen surface is starting to soften up. Watch for slick, icy patches the groomers didn't reach. It's about to get better — give it a couple hours. 42°F · 8 mph 7 AM 3.7 Ice With temps near 42°F, the frozen surface is starting to soften up. Watch for slick, icy patches the groomers didn't reach. It's about to get better — give it a couple hours. 42°F · 7 mph 8 AM 4.8 Ice With temps near 43°F, the frozen surface is starting to soften up. Watch for slick, icy patches the groomers didn't reach. It's about to get better — give it a couple hours. 43°F · 7 mph 9 AM 6.4 Ice With temps near 46°F, the frozen surface is starting to soften up. Watch for slick, icy patches the groomers didn't reach. A little better from here on out. 46°F · 9 mph 10 AM 7.9 Crust The top layer melted and refroze, creating a thick, hard crust. It's going downhill from here — ride it now. 48°F · 10 mph 11 AM 7.2 Corn Snow With temps near 49°F, the frozen surface is starting to soften up. Classic corn — grippy, forgiving, and fun to carve. It's going downhill from here — ride it now. 49°F · 15 mph 12 PM 6.3 Corn Snow With temps near 48°F, the frozen surface is starting to soften up. Classic corn — grippy, forgiving, and fun to carve. It's going downhill from here — ride it now. 48°F · 13 mph 1 PM 5.3 Slush It's warm enough that the surface is turning to slush. 51°F · 5 mph 2 PM 4.0 Slush It's warm enough that the surface is turning to slush. Direct sun is softening the snow faster than the air temperature alone would, making it more carvable. It's about to get better — give it a couple hours. 54°F · 2 mph 3 PM 5.3 Slush It's warm enough that the surface is turning to slush. Direct sun is softening the snow faster than the air temperature alone would, making it more carvable. 53°F · 6 mph 4 PM 5.4 Slush It's warm enough that the surface is turning to slush. Direct sun is softening the snow faster than the air temperature alone would, making it more carvable. 53°F · 10 mph 5 PM 5.4 Slush It's warm enough that the surface is turning to slush. 51°F · 13 mph 6 PM 5.6 Slush It's warm enough that the surface is turning to slush. A little better from here on out. 52°F · 14 mph 7 PM 5.6 Slush It's warm enough that the surface is turning to slush. A little better from here on out. 52°F · 5 mph 8 PM 6.1 Slush It's warm enough that the surface is turning to slush. It's going downhill from here — ride it now. 52°F · 8 mph 9 PM 6.1 Slush It's warm enough that the surface is turning to slush. It's going downhill from here — ride it now. 52°F · 12 mph 10 PM 4.1 Slush Falling rain is tearing up the surface. Wet, heavy slush underfoot, so turns feel slow and grabby. It's forgiving, though — good conditions to try new tricks or terrain. 51°F · 15 mph 11 PM 4.6 Slush It's warm enough that the surface is turning to slush. A little better from here on out. 52°F · 15 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.