Right now

Temp48°F

Wind2 mph

Gusts4 mph

Humidity99.8%

Rain 48h0.05 in

Last rain13h ago

Assessment

Should be dry

Good friction temperature range for gneiss

High humidity (99.8%) — gneiss friction compromised, particularly for bouldering

Drying Time

65% dry · 14-28h to dry

7-day forecast

Scroll through each day — hourly detail is shown inline.

Today Monday 5 October

Good

Temp54°F

Raindry

Wind9 mph

Gusts4 mph

Humidity82%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 48° dry 2 — 99.8%

07:00 48° dry 2 — 99.2%

08:00 48° dry 3 — 98.7%

09:00 47° dry 4 — 98.7%

10:00 47° dry 6 — 98.1%

11:00 47° dry 7 — 98.4%

12:00 49° dry 9 — 96.5%

13:00 54° dry 7 — 89.5%

14:00 58° dry 10 — 79.3%

15:00 61° dry 13 — 66.1%

16:00 63° dry 14 — 49.3%

17:00 63° dry 15 — 37%

18:00 63° dry 17 — 38%

19:00 60° dry 16 — 45.3%

20:00 59° dry 16 — 46.5%

21:00 57° dry 15 — 48.2%

Tue Tuesday 6 October

Good

Temp45°F

Raindry

Wind12 mph

Gusts—

Humidity55%

Should be dry

Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 44° dry 10 — 64.1%

07:00 44° dry 11 — 62.5%

08:00 43° dry 12 — 62.6%

09:00 43° dry 13 — 62.3%

10:00 42° dry 12 — 60.7%

11:00 41° dry 12 — 62.2%

12:00 42° dry 11 — 62.9%

13:00 44° dry 13 — 56.6%

14:00 47° dry 13 — 51.6%

15:00 49° dry 12 — 47.7%

16:00 51° dry 12 — 44.2%

17:00 53° dry 11 — 40.8%

18:00 55° dry 11 — 38.4%

19:00 55° dry 11 — 37.9%

20:00 55° dry 11 — 39.8%

21:00 54° dry 11 — 42.5%

Wed Wednesday 7 October

Good

Temp48°F

Raindry

Wind7 mph

Gusts—

Humidity66%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 40° dry 6 — 71.1%

07:00 40° dry 6 — 72.4%

08:00 40° dry 6 — 74.2%

09:00 39° dry 6 — 78.2%

10:00 39° dry 6 — 82%

11:00 39° dry 6 — 83%

12:00 43° dry 6 — 74.9%

13:00 49° dry 6 — 64.5%

14:00 52° dry 7 — 56.1%

15:00 55° dry 9 — 51.7%

16:00 58° dry 11 — 49.5%

17:00 60° dry 11 — 47.2%

18:00 61° dry 11 — 46.6%

Thu Thursday 8 October

Good

Temp52°F

Raindry

Wind9 mph

Gusts—

Humidity86%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects
Damp air — friction edges may feel greasy

Time °F Rain Wind (mph) Gust Hum

06:00 53° dry 12 — 84.4%

12:00 52° dry 9 — 86.2%

18:00 67° dry 11 — 47.7%

Fri Friday 9 October

Good

Temp48°F

Raindry

Wind8 mph

Gusts—

Humidity79%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 51° dry 11 — 68.7%

12:00 49° dry 8 — 78.9%

18:00 61° dry 10 — 43.7%

Sat Saturday 10 October

Good

Temp54°F

Raindry

Wind10 mph

Gusts—

Humidity60%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 49° dry 8 — 73.2%

12:00 53° dry 10 — 60.1%

18:00 63° dry 9 — 38%

Sun Sunday 11 October

Good

Temp46°F

Raindry

Wind2 mph

Gusts—

Humidity73%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 44° dry 4 — 76.4%

12:00 47° dry 2 — 73%

18:00 64° dry 8 — 43.5%

Mon Monday 12 October

Good

Temp54°F

Raindry

Wind9 mph

Gusts—

Humidity76%

Should be dry

Good conditions for gneiss
Gneiss climbs well when dry; foliation planes can hold moisture on shaded aspects

Time °F Rain Wind (mph) Gust Hum

06:00 52° dry 11 — 85.3%

12:00 53° dry 9 — 76.3%

18:00 78° dry 3 — 37.3%

About Crow Hill

Crow Hill is Massachusetts's oldest granite-family trad crag — a compact gneiss cliff (not granite, despite common attribution) on the ridge of the Crow Hills monadnock in Leominster State Forest, an hour west of Boston. Mountain Project explicitly warns "Crow Hill's cracks and faces often seep longer and wetter than other New England areas. The climbing season begins in March if it's a dry winter, or as late as June if it's a wet spring" — treat seepage as high and expect long drying times. Mountain Project's top-ranked classics are Intertwine (5.8), Diagonal (5.8+), Tarzan (5.8+), and the local testpiece Cro-Magnon (5.10b/c). East-south-east aspect gives morning sun then afternoon shade. Copperhead snakes have been reported in cracks — routine hazard, not a closure. No climbing permit currently required ("climb at your own risk" per recent MassDCR policy). Main climber lot is off Route 31 in Princeton; the Redemption Rock trailhead on Route 140 is an alternative approach. Free day-use.

Region: Massachusetts
Rock type: Gneiss
Aspect: east-south-east-facing
Altitude: 850 ft
Exposure: medium
Seepage: high

Other crags in this region

Farley Ledge Quincy Quarries Rose Ledge (Northfield Mountain)