Montana · Mountain biking · Rodney Street Trailhead

South Dump

South DumpPhoto: Matt Lavin, CC BY-SA 2.0 (via Wikimedia Commons)
0.6 mi
distance
348 ft
climb
May–Sep
best months

Is South Dump open right now?

No closures listed

The Forest Service lists no closures for Helena-Lewis and Clark National Forest.

As of · Source: USFS · Helena-Lewis and Clark National Forest. Agencies don't list every closure — check before you go.

South Dump is a mountain biking climb in the Helena Ranger District of the Helena-Lewis and Clark National Forest in Montana. The Forest Service manages the land, and the route starts at about 4,660 feet, rising to a high point of about 5,030 feet over a distance of roughly half a mile. The total gain is about 350 feet, with the steepest stretch coming in the first 0.13 miles at a grade of about 15 percent. Summer is the most comfortable time to ride. July and August typically reach highs around 78°F with lows in the upper 40s, according to typical averages from a nearby weather station. Winters are cold, with January highs around 30°F and lows near 12°F. The climb sits within a cluster of mountain biking and climbing destinations. Mckelevey and the McKelvey Trail are both within about a third of a mile, and Mount Helena is about 0.7 miles away. MTBcity campground is about 2 miles off.

Local outfitters

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

  • Best time to go · May–Sep

    Best time to visit South Dump

    Best months: May–September. 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

      30° / 12°

      6 wet

    2. Feb

      32° / 13°

      6 wet

    3. Mar

      41° / 19°

      7 wet

    4. Apr

      50° / 26°

      8 wet

    5. May

      60° / 35°

      9 wet

    6. Jun

      68° / 42°

      9 wet

    7. Jul

      78° / 49°

      6 wet

    8. Aug

      78° / 47°

      6 wet

    9. Sep

      67° / 39°

      6 wet

    10. Oct

      51° / 30°

      6 wet

    11. Nov

      37° / 19°

      6 wet

    12. Dec

      29° / 13°

      6 wet

    Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Austin 1 W, MT, 10.3 mi away at 4,851 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

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