Where is Boulder River?

Boulder River is a river in Montana.

How is Boulder River rated?

Boulder River in Montana has an average visitor rating of 4.8 out of 5, based on 31 reviews.

Updated August 13, 2025

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Photo: Palasade falls (3) (51882307261) by Forest Service - Northern Region (Public domain) License

Boulder River

River

4.8(31 reviews)

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Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

Live streamflow is available but no water-temperature sensor is nearby.

See full conditions ↓Can I swim today? →

Use cautionRainy today

Live flow only — judge the water in person

Use caution

Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby.

Live streamflow is available but no water-temperature sensor is nearby. — USGS gauge 06197800, as of Aug 22, 9:30 AM gauge-local time

Streamflow

14 ft³/s

discharge

Gage height

2.20 ft

water level

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

Live, provisional data from USGS gauge East Boulder River bl Dry Fork Cr nr Mcleod, MT (5.8 mi away), as of Aug 22, 9:30 AM gauge-local time.

Live map near here →

Weather at Boulder River

H: 78° L: 54°

Patchy rain nearby

69°

Feels like 66°

Precipitation

57%

Humidity

40%

Wind

2 mph

UV Index

0.9

Water Conditions:

🏊Cool but swimmable🌧️Rain expected

12 AM

60°

3 AM

58°

6 AM

58°

9 AM

69°

12 PM

76°

3 PM

75°

6 PM

68°

9 PM

58°

Pack smarter for Boulder River

Useful gear categories for this kind of water spot. These links open Amazon search results so you can compare current options.

As an Amazon Associate we earn from qualifying purchases.

River Water ShoesGood grip helps on slick rocks, banks, and shallow crossings.

Compare on Amazon →

River TubeUseful to compare if tubing is part of the plan.

Compare on Amazon →

Floating Dry BagKeeps valuables together around current and splash.

Compare on Amazon →

Polarized SunglassesCuts glare for fishing, paddling, and reading shallow water.

Compare on Amazon →

Frequently asked questions

Where is Boulder River?: Boulder River is a river in Montana.
Can you swim at Boulder River?: Live flow only — judge the water in person: live streamflow is available but no water-temperature sensor is nearby. Checked August 22, 2026.
How is Boulder River rated?: Boulder River in Montana has an average visitor rating of 4.8 out of 5, based on 31 reviews.

Visitor Reviews

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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

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Right Now

Not ideal for outdoor activities today

🌊 Rivers & Streams Tips:

›Check water levels and current conditions before visiting
›Wear life jackets when on the water
›Be aware of rapids and potential hazards
›Respect private property along riverbanks

Best Seasons:

☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Montana

Montana None

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