Lac Léman-Le Boesch

Lake model at the site

Better not.

5.2
Ø 5.4
21.10.–02.11.
Dive index / 10
Visibility indicator
Moderate
Satellite (Sentinel-2) of 22.10.2026: approx. 5.5 m near the shore
5.5 m
since 21.10.
Wind
5 Bft
29 km/h, gusts 50 km/h
9 km/h
next 5 days
Algae (satellite)
Unknown
Low
since 21.10.
Current
calm
2 cm/s towards south-west · 5–30 m
Temperature by depth

No thermocline, the lake is mixed

0 m10 m20 m30 m40 m6°10°14°18°22° 12.9° 12.9° 12.9°
  • 0 m: 12.9 °C
  • 10 m: 12.9 °C
  • 20 m: 12.9 °C
The next 5 days
  1. Today
    5.2
    windy
  2. Tue
    5.9
    windy
  3. Wed
    5.8
    windy
  4. Thu
    6.5
    old satellite
  5. Fri
    6.5
    visib. unknown

Weather trend

Weather in 2-hour steps for the next days Today: 6 to 9 °C, 0.0 mm rain, wind up to 36 km/h. Tue 03.11.: 7 to 10 °C, 0.0 mm rain, wind up to 23 km/h. Wed 04.11.: 5 to 10 °C, 0.0 mm rain, wind up to 20 km/h. Thu 05.11.: 5 to 11 °C, 0.0 mm rain, wind up to 10 km/h. Fri 06.11.: 6 to 12 °C, 1.6 mm rain, wind up to 10 km/h. 5° 10° 15°4 0 60 Today Tue 03.11. Wed 04.11. Thu 05.11. Fri 06.11.061218061218061218061218061218Partly cloudy Overcast Partly cloudy Overcast Partly cloudy Overcast Partly cloudy Overcast Partly cloudy Clear Partly cloudy Clear Partly cloudy Overcast Partly cloudy Overcast Drizzle Overcast 323025222117201591317856844495
  • Temperature °C
  • Rain mm/h
  • Sunshine min/h
  • Wind km/h, arrow shows wind direction

Data: Eawag Alplakes, MeteoSwiss and DWD via Open-Meteo, FOEN. The forecast is an indicator, not a guarantee of visibility. Calculated on 02.11.2026 12:28

Location

Practical

Emergency

After a diving accident, call Rega 1414 and say «diving accident». Rega connects you to the diving physician of DAN Suisse, around the clock and free of charge. Diving accident factsheet by DAN Suisse and Rega (PDF, German)

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