Big BoulderPA

1700' base · 1815' mid · 1930' summit · Updated 5h ago

<strong>Big Boulder</strong> has a moderate snowfall pattern setting up, with the GEFS ensemble showing <strong>6 inches</strong> expected between Sun and Mon. The best powder day looks like <strong>Sun Sep 27</strong> with 3 inches expected (range: 0-8"). Storm flow is from the <strong>NE</strong>. Lower SLR of 5:1 means heavier, wetter snow. There is considerable spread among ensemble members, so the actual totals could vary significantly from the expected values.

24 Hours
0.0"
up to 0"
48 Hours
0.7"
up to 3"
5-Day
6.3"
up to 17"
Best Day
3.1"
Sun Sep 2026-09-27

15-Day Snow Forecast

FriToday
Sep 25
0.0"
up to 0"
64/40°F · N 8mph · SLR 5:1
Sat
Sep 26
0.7"
up to 3"
53/47°F · N 12mph · SLR 5:1
Sun
Sep 27
3.1"
up to 8"
52/48°F · NE 14mph · SLR 5:1
Mon
Sep 28
2.3"
up to 5"
53/51°F · NE 10mph · SLR 5:1
Tue
Sep 29
0.2"
up to 1"
59/50°F · NW 4mph · SLR 5:1
Wed
Sep 30
0.0"
up to 0"
67/49°F · W 4mph · SLR 5:1
Thu
Oct 1
0.0"
up to 0"
68/53°F · SW 4mph · SLR 5:1
Fri
Oct 2
0.0"
up to 0"
58/55°F · SW 4mph · SLR 5:1

See interactive charts, accuracy data, and hourly forecasts on the full dashboard.

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Forecast powered by GEFS 31-member ensemble with PRISM-calibrated orographic correction. Verified daily against SNOTEL ground observations. © 2026 PowCall.