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Rock Lake
70°F
Rock Lake
Detroit Lakes, MN · Becker County
70°F water1,195 acres18 ft deep1,444 ft elev10 fish species
Right Now
83°
Clear
Water
70°
Wind
8 mph
E
Gusts
12 mph
Pressure
30.02
falling
LakeMonster planner
Plan Rock Lake
Rock Lake
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Best first move
Scout a wind-touched point or bank next to deeper water.
keep shade, oxygen, and a nearby depth change in the plan A workable forecast window starts near 6am with about 7 mph wind.
Listed targets to ask about: Northern pike · Walleye
9 lake data sources in this readSee dataHideLatest source updated Jul 16, 5:42 AM CDT
- Current water temp
- 70°F
- Water temp history
- 475 readings
- Hourly weather
- 224 hours
- Solunar timing
- 3/5
- Fish species
- 10 listed
- Satellite imagery
- 257 captures
- Thermal imagery
- 1365 captures
- Map structure
- available
- Nearby lakes
- 3 options
The quick read is a planning aid, not a safety or access determination. The assistant will state uncertainty when the page does not contain a specific observation.
Forecast - Thu, Jul 16
High / Low
88° / 67°
Wind
8 mph
gusts 19 mph
Precip
0%
UV
7
Sunrise
5:45 AM
Sunset
9:13 PM
7-Day Weather Outlook
Every forecast metric for the week ahead, plus best days for fishing, boating, swimming, and paddling.
9 day forecast
Best Days This Week
Quick recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Tue, Jul 21
54/100
Tue, Jul 21 scores 54/100: Solunar 3/5, Pressure rising.
Best for Boating
Fri, Jul 24
90/100
Fri, Jul 24 scores 90/100: Wind 7 mph, Rain 0%.
Best for Swimming
Thu, Jul 16
75/100
Thu, Jul 16 scores 75/100: Air 88°F, Rain 0%.
Best for Paddling
Fri, Jul 24
85/100
Fri, Jul 24 scores 85/100: Wind 7 mph, Rain 0%.
Temperature Range
High Low
Precip & Wind
Rain % Wind mph
Daily Breakdown
Swipe to see all 9 days
| Metric | Thu16 | Fri17 | Sat18 | Sun19 | Mon20 | Tue21 | Wed22 | Thu23 | Fri24 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Thunderstorms | Partly Cloudy | Drizzle | Drizzle | Drizzle | Partly Cloudy | Drizzle | Mostly Clear |
| High / Low | 88°/67° | 86°/70° | 84°/64° | 85°/65° | 89°/71° | 77°/63° | 80°/61° | 79°/64° | 84°/65° |
| Precip | 0% | 35% | 0% | 39% | 34% | 40% | 25% | 40% | 0% |
| Wind | 9 mphgust 19 | 13 mphgust 21 | 9 mphgust 16 | 9 mphgust 19 | 11 mphgust 22 | 9 mphgust 23 | 7 mphgust 15 | 7 mphgust 16 | 7 mphgust 13 |
| Pressure | 29.98" stable | 29.88" falling | 29.96" rising | 29.85" falling | 29.75" falling | 29.94" rising | 30.05" rising | 29.98" falling | 29.88" falling |
| UV Index | 7 | 6 | 7 | 7 | 8 | 5 | 7 | 6 | 9 |
| Sunrise | 5:45 AM | 5:46 AM | 5:47 AM | 5:48 AM | 5:49 AM | 5:50 AM | 5:51 AM | 5:52 AM | 5:53 AM |
| Sunset | 9:13 PM | 9:12 PM | 9:11 PM | 9:10 PM | 9:09 PM | 9:08 PM | 9:07 PM | 9:06 PM | 9:05 PM |
| Bite Rating | 3/5NEW | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent | 3/5waxing crescent | 3/5first quarter | 2/5first quarter | 2/5first quarter | 3/5waxing gibbous |
Today Read
Rock LakeWind read
Calm
8 mph avg
Water read
70°
Warm-water bite
Air range
67° / 88°
today
Precip
0%
low concern
Today's forecast for Rock Lake has calm wind, 67F to 88F air temperatures, 0% chance of precipitation, and 70F water.
Fishing Forecast
NEW
3/5
Major
3:15 PM - 5:45 PM
Minor
7:58 AM - 9:28 AM
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July 12, 2026
Fish Species
10Water Temperature History
Current
71°
Jul 26
Low
32°
Mar 8
Average
58°
Last 12 Months
Warmest avg: July (72°F)
Coolest avg: March (38°F)
Rapid warming: April → May (+14°F)
Sharpest cooling: February → March (-10°F)
Weather Forecast
Wind speed, gusts, and pressure trends for trip timing.
7 day view
Hourly Wind Forecast
Swipe days or tap points
16
12am - 11pm
Wind SpeedWind Gust
Tap pointsPeak Wind
9 mph
12am
Peak Gust
18 mph
highest gust
Pressure
30.05 inHg
rising
Visibility
16 mi
4% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Daily Pressure Forecast
Pressure stability helps plan windows
Pressure
Tap for detailsTap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5NEW
Major3:15 PM - 5:45 PM
Minor7:58 AM - 9:28 AM
Water at 70°F -- warm-water species active.
Fish Species
10Nearby Lakes
Lake facts
About Rock Lake
Direct answers from the lake profile and latest available condition data. Verify access, regulations, weather alerts, and safety conditions with local authorities.
The latest available LakeMonster reading for Rock Lake, updated Jul 16, 2026, shows 70°F surface water temperature, clear, 8 mph wind. Conditions can vary across the lake and change quickly, so check local weather, access notices, and on-water observations before acting.
Rock Lake has 1,195 acres and a reported maximum depth of about 18 feet based on the latest lake profile available to LakeMonster.
Rock Lake is listed in Detroit Lakes, Becker County, MN. Check the responsible local or state agency for current access rules, permits, closures, and boating restrictions.
LakeMonster lists Northern pike, Walleye, Bluegill, Largemouth bass, Smallmouth bass, Yellow perch, Black crappie, White crappie, Bullhead, Gar for Rock Lake. A species listing does not guarantee current activity; use current temperature, weather, recent reports, and local regulations when planning.