IRONMAN 70.3 OmahaVerified
IRONMAN 70.3 Omaha: 90 km bike leg, 654 m of climbing. Elevation profile, what the terrain asks of you, the weather this race day usually brings, and how to pace this course.
Course intel
Starts at Lake Cunningham, crosses the rolling farmland of Douglas County, then enters downtown Omaha to finish on the Missouri riverfront. The organizers describe challenging climbs and fast descents; about 654 m of elevation gain. Early June in Nebraska is windy and the farmland offers no shelter.
Source: Adapted from the official course description (the course page on ironman.com)
The terrain on this course
- Flat (±1.2%) makes up 55%
- Main climb 0.8–1.6 km: 36 m of gain (avg 4.8%)
- Main climb 44.4–46.0 km: 41 m of gain (avg 2.4%)
- Main climb 69.0–70.5 km: 41 m of gain (avg 2.6%)
Speed score
Rolling terrain is where you overspend without noticing: 20 extra watts on every little rise adds up and empties your legs for the back half. Let power touch the top of the range on the small stuff and leave it there.
Historical race-day weather (around 06-06): 21.1°C · Wind 2.9 m/s
0 to 100, and the higher it is the easier it is to post a good time. Points come off for terrain, for corners, and for the heat and wind this race has actually had over the last five years at the same time of year. Full explanation in the article “How the course score works”.