South Fork Alder Ass Race
South Fork Alder Ass Race logo

2025 - South Fork Alder Ass Race

South Fork, Colorado, United States View on map
Aug 30, 2025 (America/Denver local time)
Adventure race

2025 distances

Adventure race

Alder Ass Race Standard Course

Aug 30, 2025 17.7K 10:00 AM
$65.00
Closed

Alder Ass Race Mini Course

Aug 30, 2025 4.8K 10:00 AM
$65.00
Closed

Race-day weather

Conditions on August 30, 2025 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 5.9° / Maximum temperature (recorded on race day) 20.6°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 3.5° / Maximum feels like — heat index / wind chill (recorded on race day) 20.6°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
11.4
Precip (mm)
Precipitation over the day (recorded on race day)
0.5mm
Humidity
Mean relative humidity (recorded on race day)
64.0%
Sunrise
Sunrise at the start line on August 30, 2025 (MDT)
Sunset
Sunset at the start line on August 30, 2025 (MDT)
Daylight
Hours between sunrise and sunset on race day
13h 02m

The sun rises at 6:35 AM and sets at 7:38 PM local time (MDT) in South Fork on August 30, 2025 — 13h 02m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

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2025 results — South Fork Alder Ass Race

105 finishers across 2 distances · leading places in the Alder Ass Race Standard Course

View all results
Leading finishers of the 2025 South Fork Alder Ass Race
Place Name Time Pace
1 Kevin McNamee 1:22:46 7:31 /mi
2 Anonymous Anonymous 1:29:56 8:11 /mi
3 Travis Macy 1:43:32 9:25 /mi
4 Joe Polonsky 1:43:42 9:26 /mi
5 Roland Brodeur 1:43:42 9:26 /mi

Every finisher is on the results page, filterable by distance, gender and age group.

Other races near South Fork

Different organizers, within 40 miles, in the next three months

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 2 South Fork events

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