Rock Lake -- Sandy Beach Launch boat launch
Rock Lake -- Sandy Beach Launch
Rock Lake is a 1363-acre lake that is known for its clear water and excellent fishing. It is a popular destination for boating, fishing, and water sports. The lake has a maximum depth of 60 feet and an average depth of 23 feet.
A variety of watercraft are permitted on Rock Lake, including motorized boats, canoes, kayaks, and paddleboards. However, there are certain regulations that must be followed, such as a 10 mph speed limit in certain areas and a requirement for a boating license for operators born on or after January 1, 1989.
The information regarding the Rock Lake - Sandy Beach Launch boat ramp was obtained from the Wisconsin Department of Natural Resources website and is accurate as of August 2021.
Plan your launch 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.
| 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.
Area streamflow levels
USGS streamgauges around Rock Lake -- Sandy Beach Launch -- the same readings that determine whether your launch is safe and your boat is the right craft.
| Streamgauge | Discharge | View |
|---|---|---|
| Crawfish River At Milford | 696 cfs | → |
| Rock River At Robert Street At Fort Atkinson | 2,470 cfs | → |
| Rock River At Watertown | 1,110 cfs | → |
| Bark River Near Rome | 97 cfs | → |
| Yahara River At Forton St. Bridge At Stoughton | 230 cfs | → |
| Yahara River At Mc Farland | 124 cfs | → |
Plan a longer trip
The closest paddle runs, fishing spots, and other boat launches so you can extend a day on the water.
Boating safety & etiquette
- Check the conditions before you launch
- Use the streamflow numbers, weather, and wind forecast on this page. High-cfs whitewater requires whitewater-specific craft and skill.
- Wear your life jacket
- Statistically the single biggest survival factor in a boating incident. State law often requires one per passenger.
- File a float plan
- Tell someone on shore your put-in, take-out, and expected return time. Especially for multi-day or remote trips.
- Yield at the ramp
- Prep gear in the parking lot, not on the ramp. Launch and clear quickly so others can use the lane.
- Clean, drain, dry
- Inspect, clean, drain and dry your boat between waters to prevent the spread of aquatic invasive species.
Set push alerts in the Snoflo app
Save Rock Lake -- Sandy Beach Launch as a favorite, set a discharge threshold or a wind/precipitation alert, and the iOS app will push the moment conditions cross.
About Rock Lake -- Sandy Beach Launch
Can I launch a motorboat here?
Most Snoflo-tracked launches support motorboats; check the operator for any horsepower restrictions, paddle-only zones, or seasonal closures.
How fresh is the streamflow data?
USGS streamgauges report continuously (every 15 minutes); the table on this page pulls the latest reading at page load.
Is there a fee?
Many federal and state boat launches charge a day-use fee. Check the operator's site before driving out.
What boat is right for these conditions?
Use the nearby streamflow numbers and river-run panel on this page to gauge current conditions. Wider, slower water is friendly for casual paddling and powerboats; high-cfs whitewater requires whitewater-specific craft and skill.
Can I get alerts when conditions change?
Yes -- alerts are managed in the Snoflo iOS app. Favorite this launch, set a threshold (discharge, wind), and you'll get a push the moment it crosses.
Other launches near here
Snoflo-tracked boat launches within driving distance of Rock Lake -- Sandy Beach Launch.