Climbing Forecast › Southern Sandstone › Harrison's Rocks

SOUTHERN SANDSTONE · SANDSTONE

Harrison's Rocks weather & climbing conditions

Poor — wet, too windy or closed

Right now

Temp10°C
Wind40 km/h
Gusts59 km/h
Humidity94.5%
Rain 48h2mm
Last rain0h ago

Assessment

0.8mm rain forecast
Do not climb wet sandstone
Humidity 94.5% — potential fog/cloud, rock may be damp from condensation
Check sandstone is genuinely dry — condensation can wet the surface
Windy — 40 km/h, gusts 59 km/h. Take care on exposed routes

Drying Time

1% dry · 32-63h to dry

7-day forecast

Scroll through each day — hourly detail is shown inline.

Today Wednesday 21 October
Poor
Temp10°C
Rain0.8mm
Wind36 km/h
Gusts59 km/h
Humidity79%
0.8mm rain forecastDo not climb wet sandstone
  • Do not climb — wet soft sandstone is damaged by climbing
  • Very windy — consider sheltered alternatives
Time °C Rain Wind (km/h) Gust Hum
11:00 10° 0.2mm 40 — 94.5%
12:00 10° 0.5mm 37 — 89.1%
13:00 10° 0.1mm 37 — 83.5%
14:00 10° dry 35 — 77.1%
15:00 11° dry 33 — 69%
16:00 11° dry 33 — 59.3%
17:00 10° dry 30 — 61.9%
18:00 9° dry 28 — 66.1%
19:00 9° dry 25 — 69.3%
20:00 8° dry 25 — 71.3%
21:00 8° dry 23 — 72.6%
Thu Thursday 22 October
Poor
Temp12°C
Rain7mm
Wind19 km/h
Gusts—
Humidity71%
7.2mm rain forecastDo not climb wet sandstone
  • Do not climb — wet soft sandstone is damaged by climbing
Time °C Rain Wind (km/h) Gust Hum
06:00 10° dry 23 — 96.5%
07:00 9° dry 22 — 96%
08:00 8° dry 21 — 95.8%
09:00 9° dry 22 — 94.3%
10:00 10° dry 26 — 84.7%
11:00 11° dry 21 — 78.6%
12:00 12° dry 21 — 72.6%
13:00 13° dry 18 — 67.8%
14:00 13° dry 18 — 64.2%
15:00 13° dry 16 — 64.5%
16:00 13° dry 13 — 64.9%
17:00 13° dry 8 — 72.3%
18:00 10° dry 8 — 83.1%
19:00 10° dry 9 — 86.1%
20:00 10° 0.4mm 14 — 81.4%
21:00 11° 1mm 17 — 88.1%
Fri Friday 23 October
Poor
Temp11°C
Rain18mm
Wind26 km/h
Gusts—
Humidity92%
17.9mm rain forecastDo not climb wet sandstone
  • Do not climb — wet soft sandstone is damaged by climbing
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 12° dry 34 — 94.1%
07:00 11° dry 32 — 93.5%
08:00 11° 0.3mm 30 — 90.8%
09:00 11° 0.7mm 25 — 89.8%
10:00 11° 2mm 20 — 94.5%
11:00 11° 1mm 18 — 96.3%
12:00 11° 0.2mm 19 — 95.9%
13:00 12° dry 22 — 94.2%
14:00 13° 2mm 23 — 88.2%
15:00 12° 0.4mm 38 — 89.2%
16:00 10° dry 41 — 88.2%
17:00 10° dry 39 — 73.8%
18:00 10° dry 37 — 65%
19:00 9° dry 34 — 64.2%
20:00 8° dry 34 — 63.1%
21:00 8° dry 31 — 63.5%
Sat Saturday 24 October
Poor
Temp11°C
Rain3mm
Wind16 km/h
Gusts—
Humidity89%
3.2mm rain forecastDo not climb wet sandstone
  • Do not climb — wet soft sandstone is damaged by climbing
Time °C Rain Wind (km/h) Gust Hum
07:00 6° 0.1mm 18 — 77.9%
13:00 11° 2mm 16 — 88.9%
19:00 13° 1mm 36 — 95.5%
Sun Sunday 25 October
Caution
Temp13°C
Raindry
Wind29 km/h
Gusts—
Humidity57%
Drying — 18h since rainSandstone may still hold subsurface moisture
  • Check rock is fully dry before climbing
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 10° dry 22 — 83%
12:00 13° dry 29 — 57.2%
18:00 10° dry 22 — 68.1%
Mon Monday 26 October
Poor
Temp11°C
Rain0.6mm
Wind28 km/h
Gusts—
Humidity83%
0.6mm rain forecastDo not climb wet sandstone
  • Do not climb — wet soft sandstone is damaged by climbing
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 9° 0.2mm 9 — 79.3%
12:00 11° 0.3mm 28 — 83.4%
18:00 15° dry 33 — 97.3%
Tue Tuesday 27 October
Caution
Temp13°C
Rain0.1mm
Wind17 km/h
Gusts—
Humidity62%
Should be drySandstone may still hold subsurface moisture
  • Check rock is fully dry before climbing
Time °C Rain Wind (km/h) Gust Hum
06:00 11° dry 24 — 84.8%
12:00 13° dry 17 — 61.5%
18:00 9° dry 10 — 81.8%
Wed Wednesday 28 October
Poor
Temp16°C
Rain0.3mm
Wind23 km/h
Gusts—
Humidity93%
0.3mm rain forecastDo not climb wet sandstoneHumidity 93% — potential fog
  • Do not climb — wet soft sandstone is damaged by climbing
  • Breezy — helps drying
Time °C Rain Wind (km/h) Gust Hum
06:00 10° dry 12 — 90%
12:00 16° 0.2mm 23 — 93%
18:00 13° dry 12 — 99.2%

About Harrison's Rocks

Never climb here when the rock is wet or damp: Southern Sandstone has a thin hard crust over soft sand, and wet climbing causes irreversible damage. Harrison's faces south-west, but it sits in deciduous woodland close to the rock, so it stays damp and green longer than the other sandstone crags. After prolonged rain it can take several days or more to come back into condition, where Bowles is usually first to dry. The BMC owns the crag and has been thinning the canopy to let in more light and air. The rock is too soft for leader-placed gear, so climbing is top-rope or bouldering only: rig a static rope from the bolted anchors with the karabiner hanging over the edge, and keep moving ropes off the rock. Pay-and-display parking (Forestry England) is a short walk from the crag, with toilets and a small seasonal campsite. Don't cross the private fields west of the rocks.

Region
Southern Sandstone
Rock type
Sandstone
Aspect
south-west-facing
Altitude
120m
Exposure
low
Seepage
high

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