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LakeQuality

Solunar Calendar · Updated 2026-07-06

Best Fishing Times for Mudro Lake

14-day solunar fishing calendar for Mudro Lake, St. Louis County, Minnesota — sun and moon times calculated for lat 48.035, lon -91.818.

Grade DMax depth 76 ft7 fish species

On the scoring rubric Mudro Lake grades a D: clarity at 4.3 ft and phosphorus readings still being added keep it in the lower bracket for St. Louis County. The three sub-grades — clarity, phosphorus, and chlorophyll-a — track close together, so no single parameter is dragging the average.

Eutrophic conditions are the baseline here: clarity drops noticeably in late summer, and dissolved oxygen near the bottom can become a concern. At 76 ft of maximum depth, Mudro Lake stratifies reliably through the summer — the hypolimnion stays cooler and clearer than the surface layer suggests. At 94 acres, Mudro Lake sits below the Minnesota median: a small water where shoreline activity has an outsized effect on water quality. Within the 215 graded lakes of St. Louis County, Mudro Lake sits at rank 201, near the bottom of the county list.

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

Today at Mudro Lake

Sunrise 5:15 AM, sunset 9:08 PM. Moon is Last Quarter (58% illuminated). Day rating: ★★☆☆☆.

Major periods: 4:57 AM6:57 AM; 5:19 PM7:19 PM

Minor periods: 11:17 PM12:17 AM; 11:52 AM12:52 PM

14-Day Fishing Calendar

No 3.5+ star solunar days in the next 14 days at Mudro Lake — consider focusing on dawn and dusk windows. Anglers target burbot, cisco species, northern pike, smallmouth bass, and others on Mudro Lake.

DateRatingMoonSunriseSunsetMajor PeriodsMinor Periods
Mon, Jul 6★★☆☆☆
Last Quarter
58% lit
5:15 AM9:08 PM
4:57 AM6:57 AM
5:19 PM7:19 PM
11:17 PM12:17 AM
11:52 AM12:52 PM
Tue, Jul 7★☆☆☆☆
Last Quarter
47% lit
5:16 AM9:08 PM
5:42 AM7:42 AM
11:33 PM12:33 AM
1:08 PM2:08 PM
Wed, Jul 8☆☆☆☆☆
Waning Crescent
37% lit
5:16 AM9:07 PM
6:05 PM8:05 PM
6:30 AM8:30 AM
11:50 PM12:50 AM
2:27 PM3:27 PM
Thu, Jul 9☆☆☆☆☆
Waning Crescent
27% lit
5:17 AM9:07 PM
6:55 PM8:55 PM
7:21 AM9:21 AM
12:11 AM1:11 AM
3:50 PM4:50 PM
Fri, Jul 10☆☆☆☆☆
Waning Crescent
18% lit
5:18 AM9:06 PM
7:49 PM9:49 PM
8:18 AM10:18 AM
12:38 AM1:38 AM
5:15 PM6:15 PM
Sat, Jul 11½☆☆☆☆
Waning Crescent
11% lit
5:19 AM9:06 PM
8:48 PM10:48 PM
9:20 AM11:20 AM
1:16 AM2:16 AM
Sun, Jul 12★☆☆☆☆
Waning Crescent
5% lit
5:20 AM9:05 PM
9:53 PM11:53 PM
10:26 AM12:26 PM
6:35 PM7:35 PM
2:09 AM3:09 AM
Mon, Jul 13★½☆☆☆
Waning Crescent
1% lit
5:21 AM9:04 PM
10:59 PM12:59 AM
11:32 AM1:32 PM
7:42 PM8:42 PM
3:18 AM4:18 AM
Tue, Jul 14★★½☆☆
New Moon
0% lit
5:22 AM9:03 PM
12:04 AM2:04 AM
12:35 PM2:35 PM
8:34 PM9:34 PM
4:41 AM5:41 AM
Wed, Jul 15★★☆☆☆
New Moon
1% lit
5:23 AM9:03 PM
1:05 AM3:05 AM
1:34 PM3:34 PM
9:12 PM10:12 PM
6:09 AM7:09 AM
Thu, Jul 16★☆☆☆☆
Waxing Crescent
4% lit
5:24 AM9:02 PM
2:01 AM4:01 AM
2:27 PM4:27 PM
9:39 PM10:39 PM
7:36 AM8:36 AM
Fri, Jul 17½☆☆☆☆
Waxing Crescent
9% lit
5:25 AM9:01 PM
2:52 AM4:52 AM
3:16 PM5:16 PM
10:00 PM11:00 PM
8:58 AM9:58 AM
Sat, Jul 18★½☆☆☆
Waxing Crescent
16% lit
5:26 AM9:00 PM
3:40 AM5:40 AM
4:02 PM6:02 PM
10:18 PM11:18 PM
10:16 AM11:16 AM
Sun, Jul 19★★½☆☆
Waxing Crescent
25% lit
5:27 AM8:59 PM
4:25 AM6:25 AM
4:47 PM6:47 PM
10:34 PM11:34 PM
11:31 AM12:31 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 Mudro Lake (lat 48.04°N), the longest day of the year is around June 21 with 16h 3m of daylight. The shortest is around December 21 with 8h 22m. 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 Mudro Lake today?

Today's solunar calendar for Mudro Lake (lat 48.04, lon -91.82) shows sunrise at 5:15 AM and sunset at 9:08 PM. The strongest fishing windows are around major solunar periods at 4:57 AM–6:57 AM and 5:19 PM–7:19 PM, plus the 30-90 minutes around dawn and dusk.

What does the moon phase mean for fishing Mudro 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 Mudro Lake is Last Quarter (58% illuminated).

When are the longest and shortest days at Mudro Lake?

At Mudro Lake's latitude (48.04°N), the longest day of the year is around June 21 with about 16h 3m of daylight. The shortest day is around December 21 with about 8h 22m 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 Mudro 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.