Washington · Rock climbing · Leavenworth

Slingblade Boulder

Slingblade Boulder in Washington has 8 bouldering routes with 7 difficulty grades.

8 routes
V0 – V13
Bouldering

Is Slingblade Boulder open right now?

Alert in the area

The Forest Service lists 6 alerts for Wenatchee River Ranger District.

As of · Source: USFS · Wenatchee River Ranger District. Agencies don't list every closure — check before you go.

Best time to visit Slingblade Boulder

Best months: April–June and September–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

    34° / 19°

    14 wet

  2. Feb

    42° / 21°

    10 wet

  3. Mar

    52° / 26°

    9 wet

  4. Apr

    61° / 32°

    7 wet

  5. May

    71° / 40°

    7 wet

  6. Jun

    77° / 46°

    5 wet

  7. Jul

    87° / 51°

    3 wet

  8. Aug

    87° / 50°

    3 wet

  9. Sep

    78° / 42°

    4 wet

  10. Oct

    62° / 33°

    9 wet

  11. Nov

    44° / 26°

    13 wet

  12. Dec

    34° / 20°

    14 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Leavenworth 3 S, WA, 3.2 mi away at 1,128 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

Slingblade Boulder is a bouldering area in the Wenatchee River Ranger District of the Okanogan-Wenatchee National Forest in Washington, managed by the Forest Service. It sits among a cluster of climbing spots, with Hueco Crimper Boulder and Dental Dome each about 0.1 mile away. The area holds eight boulder problems, ranging from V0 to V13. The most notable is Slingblade, a V6, and Slingblade Low, a V13 first ascended by Jimmy Webb. Solar Arete is a V3, and IHOP is a V1. Summer is the warmest stretch. Typical averages from a nearby weather station in Leavenworth show July and August highs around 87°F with lows near 50°F and only about three wet days a month. Winter is cold, with January highs around 34°F and lows near 19°F. The Tumwater Penstock Trail is about 0.7 mile away, and the Tumwater Mountain Trail is about 2 miles off. For an overnight stay, Bridge Creek Group Site is about 3.9 miles away.

Routes (8)

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