FacilityFacilityRecreation.gov

Bismarck Lake

Custer, South Dakota · Custer County · Facility

Bismarck Lake

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43.77600, -103.51500
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5-Day Forecast

Weather at Bismarck Lake

Live forecast for the park. Plan your visit accordingly.

Avg High55°F
Avg Low34°F
Peak Rain Chance1%
Humidity42%
UV (avg)3
Today
☁️
Overcast
55°/33°
🌬 19mph
↑ 6:32 AM ↓ 4:41 PM
Wed
☁️
Overcast
54°/32°
🌬 9mph
↑ 6:34 AM ↓ 4:40 PM
Thu
☁️
Overcast
58°/31°
🌬 7mph
↑ 6:35 AM ↓ 4:39 PM
Fri
☁️
Overcast
51°/36°
💧 1%🌬 7mph
↑ 6:36 AM ↓ 4:38 PM
Sat
☁️
Overcast
56°/36°
🌬 8mph
↑ 6:38 AM ↓ 4:36 PM

Forecast data © Open-Meteo. Refreshed every 6 hours. Always check the most recent forecast before heading out.

About Bismarck Lake

Bismarck Lake

Plan Your Visit to Bismarck Lake

Heading to Bismarck Lake? A few things to know before you go:

  • Reservations: popular sites fill up fast — check Recreation.gov 6 months in advance
  • Fees: day-use and camping fees vary; check current rates on the official park page
  • Trash & pack-out: follow Leave No Trace principles
  • Wildlife: store food in bear boxes where provided; never feed wildlife
  • Weather: the 5-day forecast above is updated every 6 hours; verify just before you go

Frequently Asked Questions

Do I need a reservation for Bismarck Lake?

No central reservation system listed for Bismarck Lake. Check the official page (https://www.recreation.gov/camping/campgrounds/253831) for the latest entry policy and availability.

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