Nahuel Huapi 33K

UTMB World Series

36.0km

November 18

Bariloche,

Argentina

source

Set your ITRA PI

Estimated Finish

4:15:01

ITRA PI

Segment Details

1/5

+0.3% · 4.37km · 68m+ · 55m-

850m809m

0.00km4.37km

OSM ↗

highway

track 54%path 13%

sac_scale

hiking

trail_visibility

good

natural

wood

trailblazed

type

multipolygon

Elevation Profile

Trail 74% · Technical 1%Technical 1%

0.9TDI

36.0km

47.9FlatKM

1341m+

1362m−

1418max

787min

0:51

8.3km

1:11

10.2km

0:30

5.4km

1:17

7.5km

0:27

4.6km

OSM

AID

Distance

Time

Gain

Loss

Gels

Water

Salts

Segment

8.3km/8.3km

0:51/0:51

346m+

343m−

0.9×40g(36g)

0.6L

2(400mg)

18.5km/10.2km

2:02/1:11

472m+

456m−

1.3×40g(51g)

0.9L

2(400mg)

23.9km/5.4km

2:32/0:30

87m+

108m−

0.5×40g(21g)

0.4L

1(200mg)

31.4km/7.5km

3:48/1:17

682m+

311m−

1.3×40g(52g)

1.0L

3(600mg)

36.0km/4.6km

4:15/0:27

32m+

423m−

0.0×40g(0g)

0.3L

1(200mg)

AID

Distance

Time

Gels

Water

Salts

Gradient Matrix

Extra

Select a gradient

Uphill

Downhill

>40%

30%

25%

20%

15%

10%

0.5

0.3

0.2

0.3

0.5

Uphill

>40%

30%

25%

20%

15%

10%

0.2

0.3

0.5

10%

15%

20%

25%

30%

>40%

Downhill

Technical sections presentDarker — steeper and longer

Extremes

Gradient Breakdown

27% / 9.7km39% / 14.1km34% / 12.2km

Uphill

30–40%×10.4km

25–30%×10.7km

20–25%×21.0km

15–20%×32.2km

10–15%×20.7km

3–10%×84.6km

Downhill

20–25%×10.4km

15–20%×52.8km

10–15%×20.6km

3–10%×118.4km

Peaks for this course have not been detected yet.

Skyrunning · ISFSource

ISF technical requirements

Average incline3.7%> 6.0%

Steep sections (30%+)1.0%≥ 5.0%

Max altitude1418 m> 2000 m

Vertical climb1341 m> 1300 m

Asphalt8.0%< 15.0%

UIAA Technical climbing0.0 kmGrade I–II

Possible levelnot enough requirements met to estimate a level

Level 10/1

Peak reachno detection

Level 20/3

Altitude ≥ 3000 m1418 m

Scrambling0 m

Rocky footing0 m

Level 30/3

Via ferrata0 m

Glacier0 m

Exposed ridge0 m

About Nahuel Huapi 33K

Nahuel Huapi 33K is a 36.0 km trail race of Patagonia Bariloche by UTMB 2025 in Bariloche, Argentina. The race starts on November 18, 2025. The course climbs 1341 m+ and descends 1362 m−, between a low point of 787 m and a high point of 1418 m. By gradient, 27% of the distance is uphill, 34% downhill and 39% flat. The longest climb runs 3.4 km at an average 17.6% grade (600 m of vertical). The longest descent runs 2.9 km at 10.8% (316 m of vertical). Surface: 74% trail, 17% smooth, and 8% road. Flat-equivalent effort: 47.9 FlatKM.

779 finishers completed the 2025 edition. Men's winner: Javier Mariqueo (Argentina) in 2:52:24. Women's winner: Silvia Gonzalez Victorica (Argentina) in 3:38:03.

This page has the full results and splits, interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Nahuel Huapi 33K.

Other distances of Patagonia Bariloche by UTMB 2025Tronador 130K (132 km)·Frey 80K (86.0 km)·Bella Vista 55K (58.0 km)·Arrayanes 22K (22.0 km)·Otto 12K (12.0 km)

Official websitebarilochebyutmb.utmb.world