The lake bed in 3-D: deep basin, drop-offs and shoreline. Shape estimated, not for navigation. Spot 1 (upper arm) is open for everyone; the other 4 come with LakeScope PRO. Full screen
Round Lake
Deuel County, South Dakota · about 900 acres (1.4 sq mi)
43°F water, calm this morning.
About Round Lake
Round Lake spreads over about 900 acres in Deuel County, South Dakota.
It stretches about 1.9 miles end to end with roughly 5.6 miles of shoreline. The water sits about 1,860 ft above sea level. The nearest town, Watertown, is about 14 miles west.
- Size
- About 900 acres (1.4 sq mi)
- Shoreline
- About 5.6 miles
- End to end
- About 1.9 miles
- Elevation
- About 1,860 ft
- County
- Deuel County
The lake from above
Best fishing times
Friday Good
- 6:45 am – 9:00 amsunrise
- 3:30 pm – 5:00 pm bestsunset, moon overhead · wind 8 mph
Saturday Good
- 6:45 am – 9:00 amsunrise · wind 10 mph
- 3:45 pm – 5:30 pm bestsunset, moon overhead · wind 13 mph
Based on sun and moon times and the wind forecast. A guide, not a promise. The app shows the whole week.
Fish to expect
For a lake of this size in South Dakota, walleye, northern pike, largemouth bass, yellow perch and bluegill and sunfish are the fish to expect. The state fish and wildlife agency lists what is stocked and the rules for this lake. At 43°F on the surface right now, here is how each one should behave.
- GoodWalleye
Good cool-water bite, best at dusk and after dark.
- GoodNorthern pike
Prime range. Weed edges and shallow bays.
- SlowLargemouth bass
Cold and sluggish. Fish slow and deep near steep banks.
- GoodYellow perch
Schooled near weed edges and soft bottom.
- SlowBluegill and sunfish
Cold. Deep and hard to tempt. Use tiny baits.
From today's water temperature and the season. A guide, not a promise.
Fishing spots
- 1Upper arm
The lake narrows toward the incoming river or creek; moving water carries food.
- 2
- 3
- 4
- 5
4 more spots with LakeScope PRO: fish, depth band, water temperature, best time and bait for each.
Picked from the shape of the lake bed. A guide, not a promise.
Water temperature
At the surface, seen .
Water level
No daily level reading for this lake.
Ice
Open water
Ice thickness is an estimate from air temperature, not a measurement. Check the ice yourself before going on it.
Weather and wind
Sunrise 7:22 am · sunset 5:00 pm · waxing crescent moon (lake time).
Towns and places to stay near Round Lake
- Watertownabout 14 mi west
- Clear Lakeabout 16 mi southeast
- Milbankabout 19 mi northeast
- Haytiabout 27 mi southwest
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Questions about Round Lake
What fish are in Round Lake?
Lakes like Round Lake usually hold walleye, northern pike, largemouth bass, yellow perch and bluegill and sunfish. Check the state fish and wildlife agency for stocking and limits.
How deep is Round Lake?
We have no published depth for this lake. The 3-D view gives an estimated shape of the bed: where the deep basin and the drop-offs are. Not for navigation.
How big is Round Lake?
About 900 acres, with about 5.6 miles of shoreline.
What town is near Round Lake?
Watertown is about 14 miles west; Clear Lake is about 16 miles southeast.
What is the water temperature at Round Lake today?
The surface was about 43°F on the latest clear reading. The page updates every day.
Round Lake on your phone
The whole week of bite times, lake alerts and the 3-D view, every morning.
