Oregon · Rock climbing · Cascadia

Coreolis Effect

5.9+
grade
Trad Gear
style
May–Oct
best months

Is Coreolis Effect open right now?

Closure in the area

There's a closure order in Willamette National Forest. It doesn't name Coreolis Effect, so check the source for the area it covers.

As of · Source: USFS · Willamette National Forest. Agencies don't list every closure — check before you go.

One of six routes catalogued at South East Face, this climb sits in the middle of the crag's 5.7 to 5.11a range. First ascent by Tyler Adams and J. Christo, 2010.

Local outfitters

Not on Roamze yet. Their page has how to reach them.

  • Nearby · Menagerie Wilderness · The Great Arch · Wolf Rock
  • Best time to go · May–Oct

    Best time to visit Coreolis Effect

    Best months: May–October. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

    1. Jan

      38° / 24°

    2. Feb

      41° / 24°

    3. Mar

      44° / 26°

    4. Apr

      49° / 29°

    5. May

      58° / 35°

    6. Jun

      65° / 38°

    7. Jul

      76° / 42°

    8. Aug

      76° / 42°

    9. Sep

      69° / 39°

    10. Oct

      56° / 33°

    11. Nov

      42° / 28°

    12. Dec

      36° / 23°

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Santiam Junction, OR, 13.8 mi away at 3,750 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.