Big Arm State Park campground
Big Arm State Park
Reservations are accepted at Big Arm State Park, providing campers with the opportunity to secure their spot in advance. This is particularly recommended during peak seasons when the campground tends to be busier. It is advised to check the availability and make reservations promptly to ensure a spot at this sought-after camping destination.
The best time of year to visit Big Arm State Park is during the summer months when the weather is warm and conducive for outdoor activities. Visitors can indulge in various recreational opportunities, such as swimming, boating, and fishing in the crystal-clear waters of Flathead Lake. Hiking enthusiasts can explore the nearby trails, offering breathtaking views of the surrounding mountains and wildlife.
It is important for campers to be cautious of the local wildlife, including bears, and to adhere to appropriate safety measures by properly storing food and disposing of trash. Additionally, being mindful of any fire restrictions and following campground rules is essential to help maintain the integrity of this beautiful camping area. Overall, Big Arm State Park offers a wonderful camping experience with its amenities, reservation system, and abundance of outdoor activities, making it an ideal destination for nature enthusiasts.
What's on-site at Big Arm State Park
Key facilities Snoflo tracks for this campground. Confirm with the operator before booking -- amenities can change seasonally.
Plan your trip down to the hour
Same weather feed Snoflo's iOS app uses -- updated continuously from NOAA / yr.no.
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max so trends jump out at a glance.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day temperature & precipitation
Daily temperatures, snow, and rain projected over the next two weeks. Hover any point for the full breakdown.
Other campgrounds in the area
Snoflo-tracked campsites within driving distance of Big Arm State Park, with reservations status.
| Campground | Reservations | Toilets | View |
|---|---|---|---|
| Lake Mary Ronan State Park | ✓ | ✓ | → |
| West Shore State Park | ✓ | ✓ | → |
| Finley Point State Park | ✓ | ✓ | → |
| Yellow Bay State Park | ✗ | ✓ | → |
| Wayfarers State Park Campground | ✗ | ✗ | → |
Nearby streamflow
USGS streamgauges within reach of Big Arm State Park -- pulled live from the National Water Information System.
| Streamgauge | Discharge | View |
|---|---|---|
| Flathead River Near Polson Mt | 30,200 cfs | → |
| Mill Cr Ab Bassoo Cr Nr Niarada Mt | 2 cfs | → |
| Swan River Near Bigfork Mt | 3,940 cfs | → |
| South Crow Creek Near Ronan Mt | 9 cfs | → |
| Flathead River At Perma Mt | 31,900 cfs | → |
| Clark Fork Near Plains Mt | 57,400 cfs | → |
Nearby snow depths
NRCS SNOTEL stations within reach of Big Arm State Park -- relevant when planning a shoulder-season or alpine trip.
| SNOTEL station | Snowpack | 24h Snowfall | View |
|---|---|---|---|
| Nohrsc 14b04 - Blacktail/Colocated With Wxl82 | 0.0 in | 0.0 in | → |
| Blacktail Mtn | 0.0 in | 0.0 in | → |
| Nohrsc Bisson Creek | 0.0 in | 0.0 in | → |
| Bisson Creek | 0.0 in | 0.0 in | → |
| Moss Peak | 79.0 in | -2.0 in | → |
| Moss Peak | 79.0 in | 0.0 in | → |
Plan a longer trip
The closest parks, lakes, boat launches, and paddle runs so a camping night can grow into a full weekend.
Parks
- Big Arm State Park
- Wild Horse Island State Park
- Lake Mary Ronan State Park
- West Shore State Park
- Finley Point State Park
- Yellow Bay State Park
Boat launches
- Elmo Fishing Access
- Lake County
- Point Salish Park
- Us 93 7198, Flathead County
- Flathead County
- Kearney Rapids Boat Launch
Fishing spots
Camping essentials & Leave No Trace
- Pack it in, pack it out
- Take all trash, food scraps, and gear back with you to keep campsites clean and protect wildlife.
- Respect wildlife
- Observe animals from a distance, store food securely, and never feed wildlife to maintain natural behavior and safety.
- Know before you go
- Check weather, fire restrictions, trail conditions, and permit requirements to ensure a safe and well-planned trip.
- Minimize campfire impact
- Use established fire rings, keep fires small, fully extinguish them, or opt for a camp stove when fires are restricted.
- Leave what you find
- Preserve natural and cultural features by avoiding removal of plants, rocks, artifacts, or other elements of the environment.
Set push alerts in the Snoflo app
Save Big Arm State Park as a favorite, set a custom threshold (precipitation, snowpack, freezing temperatures), and the iOS app will push the moment conditions cross.
About Big Arm State Park
Can I make reservations at Big Arm State Park?
Yes -- this campground accepts reservations. Snoflo recommends booking early for peak season; check the operator (Recreation.gov / state park system / private operator) for the booking window and cancellation policy.
How fresh is the weather data on this page?
The hourly forecast updates throughout the day from the NOAA / yr.no public feeds. Streamflow data is pulled live from USGS streamgauges and snowpack from the NRCS SNOTEL network.
What's the best time of year to visit?
Use the 15-day temperature & precipitation outlook on this page to plan -- pick a window with comfortable temperatures and low precipitation. For longer trips, the 5-day hourly meteogram shows snow + rain accumulation hour-by-hour.
How do I get to Big Arm State Park?
Tap Directions in the hero above to open driving directions in Google Maps, or Open in map to center the Snoflo interactive map on the campground.
Can I get alerts when conditions change?
Yes -- alerts are managed through the Snoflo iOS app. Favorite this campground, set a threshold (temperature, snowpack, precipitation), and you'll get a push the moment it crosses.
Other campgrounds near here
Snoflo-tracked campgrounds within driving distance of Big Arm State Park.