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Photo: Bear River below Alexander Reservoir, Idaho by Steven J Gerner, USGS (Public domain) License
Alexander Reservoir
Reservoir
Cool todaycamping-nearby
reservoir on the Bear River in Caribou County, Idaho, United States
Weather at Alexander Reservoir
H: 85° L: 56°
Overcast
58°
|
Feels like 54°
Precipitation
57%
Humidity
69%
Wind
5 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers
12 AM
60°
3 AM
60°
6 AM
56°
9 AM
69°
12 PM
81°
3 PM
83°
6 PM
57°
9 PM
57°
Sponsored gear checklist
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Inflatable PaddleboardA popular way to explore calm coves and shorelines.
Compare on Amazon →Life JacketImportant around boats, paddling, and deeper swimming areas.
Compare on Amazon →Floating CoolerKeeps drinks nearby for swim areas, docks, and boats.
Compare on Amazon →Waterproof Phone PouchProtects phones around docks, boats, and splashy shorelines.
Compare on Amazon →Frequently asked questions
- Where is Alexander Reservoir?
- Alexander Reservoir is a reservoir in Idaho.
- Can you swim at Alexander Reservoir?
- There is no fixed answer for Alexander Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Alexander Reservoir in Idaho. Check current water conditions before you go, and follow posted signs and local guidance.
- How is Alexander Reservoir rated?
- Alexander Reservoir in Idaho has an average visitor rating of 4.3 out of 5, based on 42 reviews.
- What amenities does Alexander Reservoir have?
- Visitor-listed amenities at Alexander Reservoir include camping-nearby.
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Visitor Reviews
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💧 Droplet💦 Stream🌊 Wave💧 Current🌀 Tide🌊 Ocean
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Been here? A quick note helps the next visitor plan their day. Handy things to mention:
Water temperatureCrowds & parkingBest time to goSafety & access
Best Times to Visit
🧥
Right Now
Cool weather - dress warmly
🏞️ Lakes Tips:
- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)
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People Talk About
💬 fishing💬 kayak💬 picnic
Amenities
⛺ Camping nearby