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Photo: Franklin County autumn landscape by Kgwitt (CC BY-SA 4.0) License

Oneida Narrows Reservoir

Lake

Use caution — no live reading, and an advisory is in effect

Use caution

Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Arco/Mud Lake Desert; Upper Snake River Plain; Marsh and Arbon Highlands; Franklin/Eastern Oneida Region.

  • A Heat Advisory is in effect for Arco/Mud Lake Desert; Upper Snake River Plain; Marsh and Arbon Highlands; Franklin/Eastern Oneida Region.
  • No live water-temperature reading for this spot.
Use cautionGreat conditions todaycamping-nearby

Use caution — no live reading, and an advisory is in effect

Use caution

Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Arco/Mud Lake Desert; Upper Snake River Plain; Marsh and Arbon Highlands; Franklin/Eastern Oneida Region.

  • A Heat Advisory is in effect for Arco/Mud Lake Desert; Upper Snake River Plain; Marsh and Arbon Highlands; Franklin/Eastern Oneida Region. NWS Pocatello ID
  • No live water-temperature reading for this spot.

No official beach-advisory feed for Idaho yet — follow posted signs and local guidance.

Weather at Oneida Narrows Reservoir

H: 95° L: 63°
Overcast
Overcast
83°
|
Feels like 73°
Precipitation
17%
Humidity
24%
Wind
13 mph
UV Index
0.9
Water Conditions:
🏊Perfect for swimming
12 AM
Patchy rain nearby
69°
3 AM
Overcast
67°
6 AM
Clear
63°
9 AM
Partly Cloudy
75°
12 PM
Partly Cloudy
90°
3 PM
Overcast
95°
6 PM
Overcast
83°
9 PM
Overcast
68°

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Frequently asked questions

Where is Oneida Narrows Reservoir?
Oneida Narrows Reservoir is a lake in Idaho.
Can you swim at Oneida Narrows Reservoir?
Use caution — no live reading, and an advisory is in effect: a Heat Advisory is in effect for Arco/Mud Lake Desert; Upper Snake River Plain; Marsh and Arbon Highlands; Franklin/Eastern Oneida Region. Checked August 22, 2026.
How is Oneida Narrows Reservoir rated?
Oneida Narrows Reservoir in Idaho has an average visitor rating of 4.7 out of 5, based on 53 reviews.
What amenities does Oneida Narrows Reservoir have?
Visitor-listed amenities at Oneida Narrows Reservoir include camping-nearby.

Visitor Reviews

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Best Times to Visit

Right Now
Perfect conditions right now!
🏞️ 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)

Location & Contact

Idaho 83283

Idaho 83283

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Amenities

Camping nearby