Hanna Flats campground
Hanna Flats
Reservations are accepted at Hanna Flats camping area, making it convenient for campers to secure a spot in advance. However, it is advisable to make reservations well in advance, especially during peak seasons, as the campground can get quite busy.
The best time of the year to visit Hanna Flats camping area is during the spring and fall seasons when the weather is mild and pleasant. Summers can get hot, so it is recommended to bring plenty of water and take necessary precautions to stay hydrated. It is also important to be aware of wildlife in the area, including bears, and take proper precautions to store food securely. Additionally, visitors should be cautious of poison oak, a common plant found in the campground and surrounding areas. Overall, Hanna Flats camping area offers a serene and well-equipped camping experience, making it a great destination for nature enthusiasts.
What's on-site at Hanna Flats
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 Hanna Flats, with reservations status.
| Campground | Reservations | Toilets | View |
|---|---|---|---|
| Hanna Flat Family Campground | ✓ | ✗ | → |
| Yellow Post #3 | ✗ | ✗ | → |
| Yp #2 | ✗ | ✗ | → |
| Yellow Post #2 | ✗ | ✗ | → |
| Yellow Post 33 | ✗ | ✗ | → |
Nearby streamflow
USGS streamgauges within reach of Hanna Flats -- pulled live from the National Water Information System.
| Streamgauge | Discharge | View |
|---|---|---|
| Sar Supp Gage Nr Mentone Ca | 30 cfs | → |
| Santa Ana R Nr Mentone (River Only) Ca | 24 cfs | → |
| Deep C Nr Hesperia Ca | 8 cfs | → |
| Plunge C Nr East Highlands Ca | 1 cfs | → |
| City C Nr Highland Ca | 3 cfs | → |
| Wf Mojave R Ab Mojave R Forks Res Nr Hesperia Ca | 5 cfs | → |
Nearby snow depths
NRCS SNOTEL stations within reach of Hanna Flats -- relevant when planning a shoulder-season or alpine trip.
| SNOTEL station | Snowpack | 24h Snowfall | View |
|---|---|---|---|
| Lake Arrowhead 1.5 Se | 0.0 in | 0.0 in | → |
| Hesperia 1ene | 0.0 in | 0.0 in | → |
| Johnson Valley | 0.0 in | 0.0 in | → |
| Barstow Fire Station | 0.0 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
- Dana Point Park
- Grout Bay Park
- Meadows Edge Park
- Big Bear City Park
- Arrowbear Park Ball Field
- Sugarloaf Park
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 Hanna Flats as a favorite, set a custom threshold (precipitation, snowpack, freezing temperatures), and the iOS app will push the moment conditions cross.
About Hanna Flats
Can I make reservations at Hanna Flats?
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 Hanna Flats?
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 Hanna Flats.