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Grimselsee

Lake fishing  Switzerland · 05:37 - 21:24

Grimselsee is a lake in Switzerland. Anglers here fish mainly for Wels Catfish, European Chub and Northern Pike.

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Prime 100% The bite right now
Top bet: Wels Catfish Active through the night, water near its preferred 17 degrees, peak season, overcast lifts the bite.

Best day to fish

Tomorrow
100%
10°
Best day
Thu
100%
11°
Fri
100%
11°
Sat
100%
15°
Sun
100%
15°
Mon
100%
15°

The bite over the next days, scored at dusk. Based on the weather forecast, so it is guidance, not guarantees.

Conditions right now

Weather
Fog
Water temp (est.)
17°C
Air temp
5°C
Wind
2 m/s
Pressure
1025 hPa → stable
Clouds
85.0%

Water temperature is an estimate based on weather and season.

Best times today

Dawn 04:52–06:52 Dusk 20:09–22:09

Local time at the spot, from the most likely species' daily rhythm.

Feeding times today

Full moon 100% lit
Major period 00:58–02:58 Major period 12:58–14:58 Minor period 21:13–22:43 Minor period 05:13–06:43

Solunar times are a traditional guide based on the moon's position, separate from the live ranking above. Local time at the spot.

Next hours

04:00
5°
05:00
4°
06:00
4°
07:00
6°
08:00
8°
09:00
11°
10:00
13°
11:00
14°
12:00
15°
13:00
15°
14:00
16°
15:00
16°

Likely catch now (4 species)

Wels Catfish
Silurus glanis
100%
Active through the night, water near its preferred 17 degrees, peak season, overcast lifts the bite.
Tap for details ↗
European Chub
Squalius cephalus
47%
Water near its preferred 17 degrees, peak season, overcast lifts the bite.
Tap for details ↗
Northern Pike
Esox lucius
20%
Slow during the night, water near its preferred 17 degrees, overcast lifts the bite.
Tap for details ↗
Rainbow Trout
Oncorhynchus mykiss
19%
Slow during the night, water near its preferred 17 degrees, overcast lifts the bite.
Tap for details ↗

About the fishing here

Popular catches here include Wels Catfish, European Chub, Northern Pike and Rainbow Trout.

Wels Catfish fishing is usually best around Jun-Aug. The best windows are usually dawn and dusk.

A national or regional fishing permit is generally required here. Check the local rules. Napp ranks the species above from the live weather, water temperature, season and time of day, so the order changes through the day.

Guides for this water

Tips right now

Timing This is a prime window for wels catfish at night. Fish hard now.
Depth The water temperature suits the fish. Fish actively at normal depths and edges.

Fishing permit

You need a fishing permit (fiskekort) to fish here. Buy it online:

Fishing licence (overview)

About this water

The Grimselsee or Lake Grimsel is an artificial lake near the Grimsel Pass in the Canton of Bern, Switzerland. With a volume of 95 million m3, it is larger than other hydroelectric reservoirs in the Aare headwaters region: Oberaarsee, Räterichsbodensee and Gelmersee. The dam was completed in 1932 and is operated by Kraftwerke Oberhasli AG (KWO). It is located in the municipality of Guttannen.

Read more on Wikipedia →

Map

More waters nearby

Oberaarsee Switzerland · 4.3 km away Griessee Switzerland · 13.1 km away Lago di Lucendro Switzerland · 18.3 km away Lago dei Cavagnöö Switzerland · 19.6 km away Lago del Narèt Switzerland · 22.6 km away Geisspfadsee Switzerland · 24.5 km away Lago del Sambuco Switzerland · 28.7 km away Lago di Tom Switzerland · 29.7 km away

Common questions

What fish can you catch at Grimselsee?

Popular catches here include Wels Catfish, European Chub, Northern Pike and Rainbow Trout.

Do you need a fishing license at Grimselsee?

Usually yes. Most countries require a national or regional fishing permit. Check the local rules via the link on this page.

When is the best time to fish Grimselsee?

Wels Catfish fishing is usually best around Jun-Aug. The best windows are usually dawn and dusk.

What is biting at Grimselsee right now?

Right now Wels Catfish is the most likely catch, at about 79%.