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LakeQuality

Solunar Calendar · Updated 2026-07-06

Best Fishing Times for Rocky Lake

14-day solunar fishing calendar for Rocky Lake, St. Louis County, Minnesota — sun and moon times calculated for lat 48.240, lon -92.104.

Grade CMax depth 40 ft

Rocky Lake earns a C — middle-of-the-pack water quality, with one or two parameters dragging the average down from a stronger grade. Sub-grades cluster within a single letter of each other, which usually means the lake is in stable trophic balance rather than fighting one specific stressor.

Mesotrophic conditions dominate at Rocky Lake: enough nutrients for a healthy fishery, not so much that algal blooms become a chronic problem. A maximum depth of 40 ft puts Rocky Lake in the middle of Minnesota's depth distribution. Rocky Lake covers 120 acres alongside 3.3 miles of shoreline — a mid-sized water that supports a working fishery without being so large that conditions diverge between basins. Rocky Lake sits at rank 143 of 215 in St. Louis County, in the lower half of the local distribution.

Full water-quality breakdown: Rocky Lake water-quality report.

Today at Rocky Lake

Sunrise 5:15 AM, sunset 9:10 PM. Moon is Last Quarter (58% illuminated). Day rating: ★★☆☆☆.

Major periods: 4:59 AM6:59 AM; 5:21 PM7:21 PM

Minor periods: 11:19 PM12:19 AM; 11:54 AM12:54 PM

14-Day Fishing Calendar

No 3.5+ star solunar days in the next 14 days at Rocky Lake — consider focusing on dawn and dusk windows.

DateRatingMoonSunriseSunsetMajor PeriodsMinor Periods
Mon, Jul 6★★☆☆☆
Last Quarter
58% lit
5:15 AM9:10 PM
4:59 AM6:59 AM
5:21 PM7:21 PM
11:19 PM12:19 AM
11:54 AM12:54 PM
Tue, Jul 7★☆☆☆☆
Last Quarter
47% lit
5:16 AM9:10 PM
5:43 AM7:43 AM
11:34 PM12:34 AM
1:10 PM2:10 PM
Wed, Jul 8☆☆☆☆☆
Waning Crescent
37% lit
5:17 AM9:09 PM
6:07 PM8:07 PM
6:31 AM8:31 AM
11:51 PM12:51 AM
2:29 PM3:29 PM
Thu, Jul 9☆☆☆☆☆
Waning Crescent
27% lit
5:18 AM9:09 PM
6:56 PM8:56 PM
7:22 AM9:22 AM
12:11 AM1:11 AM
3:52 PM4:52 PM
Fri, Jul 10☆☆☆☆☆
Waning Crescent
18% lit
5:18 AM9:08 PM
7:50 PM9:50 PM
8:19 AM10:19 AM
12:38 AM1:38 AM
5:17 PM6:17 PM
Sat, Jul 11½☆☆☆☆
Waning Crescent
11% lit
5:19 AM9:08 PM
8:50 PM10:50 PM
9:21 AM11:21 AM
1:16 AM2:16 AM
Sun, Jul 12★☆☆☆☆
Waning Crescent
5% lit
5:20 AM9:07 PM
9:54 PM11:54 PM
10:27 AM12:27 PM
6:37 PM7:37 PM
2:08 AM3:08 AM
Mon, Jul 13★½☆☆☆
Waning Crescent
1% lit
5:21 AM9:06 PM
11:00 PM1:00 AM
11:33 AM1:33 PM
7:45 PM8:45 PM
3:18 AM4:18 AM
Tue, Jul 14★★½☆☆
New Moon
0% lit
5:22 AM9:05 PM
12:05 AM2:05 AM
12:37 PM2:37 PM
8:37 PM9:37 PM
4:41 AM5:41 AM
Wed, Jul 15★★☆☆☆
New Moon
1% lit
5:23 AM9:05 PM
1:07 AM3:07 AM
1:35 PM3:35 PM
9:14 PM10:14 PM
6:10 AM7:10 AM
Thu, Jul 16★☆☆☆☆
Waxing Crescent
4% lit
5:24 AM9:04 PM
2:02 AM4:02 AM
2:29 PM4:29 PM
9:41 PM10:41 PM
7:36 AM8:36 AM
Fri, Jul 17½☆☆☆☆
Waxing Crescent
9% lit
5:25 AM9:03 PM
2:54 AM4:54 AM
3:18 PM5:18 PM
10:02 PM11:02 PM
8:59 AM9:59 AM
Sat, Jul 18★½☆☆☆
Waxing Crescent
16% lit
5:27 AM9:02 PM
3:41 AM5:41 AM
4:04 PM6:04 PM
10:19 PM11:19 PM
10:17 AM11:17 AM
Sun, Jul 19★★½☆☆
Waxing Crescent
25% lit
5:28 AM9:01 PM
4:26 AM6:26 AM
4:48 PM6:48 PM
10:35 PM11:35 PM
11:32 AM12:32 PM

Server-rendered 14-day calendar starting 2026-07-06. Live in your browser shortly.

How to Read This Calendar

Major periods (≈2 hours) are centered on lunar transit (when the moon is highest in the sky) and lunar opposition (when the moon is directly underfoot). These are typically the strongest feeding windows.

Minor periods (≈1 hour) are centered on moonrise and moonset. They're secondary windows that often produce well — especially when they coincide with sunrise or sunset.

Day rating combines moon phase (peak near new and full moons, when lunar gravity is strongest) with the overlap of major periods and the dawn/dusk twilight. A 4–5 star day stacks all three.

At Rocky Lake (lat 48.24°N), the longest day of the year is around June 21 with 16h 5m of daylight. The shortest is around December 21 with 8h 20m. Plan summer trips around the early-morning bite (as early as 5:00 AM) and the long evening window before sunset.

Frequently Asked Questions

What is the best time to fish Rocky Lake today?

Today's solunar calendar for Rocky Lake (lat 48.24, lon -92.10) shows sunrise at 5:15 AM and sunset at 9:10 PM. The strongest fishing windows are around major solunar periods at 4:59 AM–6:59 AM and 5:21 PM–7:21 PM, plus the 30-90 minutes around dawn and dusk.

What does the moon phase mean for fishing Rocky Lake?

Solunar theory holds that fish activity peaks during major periods (when the moon is overhead or directly underfoot) and minor periods (moonrise and moonset). Fish feeding tends to intensify during the days surrounding the new moon and full moon, when lunar gravity is strongest. Today's moon at Rocky Lake is Last Quarter (58% illuminated).

When are the longest and shortest days at Rocky Lake?

At Rocky Lake's latitude (48.24°N), the longest day of the year is around June 21 with about 16h 5m of daylight. The shortest day is around December 21 with about 8h 20m of daylight. Sunrise and sunset shift by roughly 6 hours between solstices.

Are major or minor solunar periods more important?

Major periods (about 2 hours, centered on lunar transit and lunar opposition) are generally considered the strongest feeding windows. Minor periods (about 1 hour, centered on moonrise and moonset) are secondary but still productive — especially when they overlap with sunrise or sunset.

More for Rocky Lake

Solunar calculations based on lat/lon and Meeus astronomical formulas. Times shown in Central Time. Solunar theory is a heuristic — fish activity also depends on weather, water temperature, barometric pressure, and recent forage conditions. Always check local regulations and conditions before fishing.

Source: EPA National Aquatic Resource Surveys, 2026.