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Nebraska Off-Road Series (NOS)

Nebraska Off-Road Series (NOS), Calvin Crest
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Mountain bike in United States, Calvin Crest

About

The Nebraska Off-Road Series is a series of six, one day mountain bike racing events that take place on single-track trails in Eastern Nebraska and Western Iowa. Each event consists of short course, cross country and marathon races. NOS aims to provide safe, consistent, and enjoyable mountain bike racing opportunities for everyone. NOS strives to promote competition, and inclusivity while building a community around their races!

Catering & aid stations

On-course food and drink stations (water, electrolyte drinks, and snacks) provided at key points along the course.

Pacers

Pacers are provided for each Start Wave shown on the event schedule (Renntag). Refer to the published target times and pacer flaggen at the Renntag for Laufende page; pacers help riders maintain target split ranges during the race.

Typical weather in Calvin Crest

Monthly averages based on historical data (2000–present).

Jan39°23°
07:37
17:20
Feb43°25°
07:11
17:55
Mar56°37°
07:30
19:26
Apr66°47°
06:42
19:56
May75°58°
06:06
20:25
Jun85°68°
05:53
20:47
Jul89°72°
06:06
20:44
Aug87°70°
06:33
20:14
Sep80°63°
07:01
19:28
Oct67°51°
07:29
18:40
Nov54°38°
07:03
17:05
Dec43°28°
07:31
16:58

Weather data by Open-Meteo

What's included in entry

  • Short Course (XCC)
  • Cross Country (XC)
  • Marathon (XCM)
  • On-course food and drink stations

FAQ

Which races are offered at each event?

Each event offers Short Course (XCC), Cross Country (XC), and Marathon (XCM) races.

Are pacers available?

Yes, pacers are provided for each start wave; see the Renntag für Laufende schedule for target times and pacer flaggen.

Is AIMS membership displayed?

Yes — the series is tagged with AIMS where applicable.

Last updated: Jun 5, 2026, 11:42:36 PM

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