Devil's Kettle is a waterfall in Cook County, Minnesota. It is part of Judge C. R. Magney State Park. It sits roughly 23 km (14 mi) ENE of Grand Marais.
Wikidata describes it as: “pothole on the Brule River, Minnesota, USA”.
Sunrise & sunset directions
At Devil's Kettle the sunrise point swings a long way through the year: about 53° (NE) at the June solstice and 125° (SE) in late December. Sunset moves from 308° (NW) in June to 235° (SW) in December, and the midday sun climbs to 66° in summer but only 19° in winter.
| Date | Sunrise | Azimuth | Sunset | Azimuth | Noon sun | Daylight |
|---|---|---|---|---|---|---|
| March equinox (Mar 20) | 7:04 AM | 89° E | 7:13 PM | 271° W | 42° | 12h 09m |
| June solstice (Jun 21) | 5:02 AM | 53° NE | 9:03 PM | 308° NW | 66° | 16h 01m |
| September equinox (Sep 22) | 6:48 AM | 89° E | 7:00 PM | 271° W | 42° | 12h 12m |
| December solstice (Dec 21) | 7:47 AM | 125° SE | 4:11 PM | 235° SW | 19° | 8h 23m |
Azimuth is measured clockwise from true north (90° = east, 270° = west). Computed for 2026; values change by less than a degree from year to year.
Golden hour & blue hour by month
Waterfalls photograph best in soft, even light: overcast days, deep shade, or the hour after sunrise before direct sun hits the water. Bright sun on white water blows highlights and adds harsh contrast.
| Month (15th) | Blue hour starts | Sunrise | Golden hour ends | Golden hour starts | Sunset | Blue hour ends | Daylight |
|---|---|---|---|---|---|---|---|
| January | 7:10 AM | 7:45 AM | 8:36 AM | 3:45 PM | 4:35 PM | 5:10 PM | 8h 50m |
| February | 6:35 AM | 7:07 AM | 7:51 AM | 4:39 PM | 5:23 PM | 5:55 PM | 10h 16m |
| March | 6:43 AM | 7:14 AM | 7:55 AM | 6:25 PM | 7:06 PM | 7:36 PM | 11h 51m |
| April | 5:39 AM | 6:12 AM | 6:53 AM | 7:08 PM | 7:50 PM | 8:22 PM | 13h 38m |
| May | 4:46 AM | 5:23 AM | 6:08 AM | 7:47 PM | 8:32 PM | 9:09 PM | 15h 09m |
| June | 4:21 AM | 5:02 AM | 5:50 AM | 8:13 PM | 9:01 PM | 9:42 PM | 16h 00m |
| July | 4:39 AM | 5:18 AM | 6:05 AM | 8:09 PM | 8:56 PM | 9:35 PM | 15h 38m |
| August | 5:22 AM | 5:56 AM | 6:39 AM | 7:32 PM | 8:15 PM | 8:49 PM | 14h 19m |
| September | 6:07 AM | 6:38 AM | 7:19 AM | 6:34 PM | 7:15 PM | 7:46 PM | 12h 36m |
| October | 6:49 AM | 7:20 AM | 8:02 AM | 5:31 PM | 6:13 PM | 6:45 PM | 10h 54m |
| November | 6:33 AM | 7:07 AM | 7:55 AM | 3:37 PM | 4:25 PM | 4:58 PM | 9h 18m |
| December | 7:07 AM | 7:44 AM | 8:37 AM | 3:16 PM | 4:09 PM | 4:45 PM | 8h 25m |
Local time (America/Chicago), including daylight saving time. Golden hour runs from about −4° to +6° solar altitude, so the morning golden hour begins during blue hour, before sunrise.
Milky Way & night sky
From Devil's Kettle, the Milky Way core is visible in a dark sky from April through August. June gives the longest window (about 1.7 hours on a moonless night), and the core peaks around 13° above the southern horizon. Our light-pollution model puts the sky at about Bortle 1 (excellent dark-sky site), which is excellent for astrophotography.
| Month | Core visible (15th) | Hours | Max altitude | Direction |
|---|---|---|---|---|
| January | Below 10° in darkness | — | -6° | — |
| February | Below 10° in darkness | — | 5° | — |
| March | Below 10° in darkness | — | 9° | — |
| April | 3:35 AM – 4:05 AM | 0.5 | 12° | SSE → SSE |
| May | 1:36 AM – 2:56 AM | 1.3 | 13° | SSE → S |
| June | 12:10 AM – 1:50 AM | 1.7 | 13° | SSE → S |
| July | 11:39 PM – 12:49 AM | 1.2 | 13° | S → SSW |
| August | 10:19 PM – 10:49 PM | 0.5 | 12° | SSW → SSW |
| September | Below 10° in darkness | — | 9° | — |
| October | Below 10° in darkness | — | 5° | — |
| November | Below 10° in darkness | — | -4° | — |
| December | Below 10° in darkness | — | -20° | — |
Window when the galactic core is at least 10° high during astronomical darkness on the 15th of each month. Pick nights within a few days of the new moon. Plan exact nights with the Milky Way planner.
Estimated sky darkness: 1 Bortle 1 — Excellent dark-sky site. The Milky Way casts faint shadows; zodiacal light and airglow are obvious. Modeled zenith brightness ≈ 21.94 mag/arcsec². Aurora needs roughly Kp 3.0+ to show low on the northern horizon here.
Weather & best season
Long-term NASA satellite data for this area show July as the clearest month (about 62% average cloud cover) and November as the cloudiest (75%). August is the warmest month and February the coldest, which matters for gear, snow access and how long batteries last at night.
Average cloud cover (%)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 41 | 40 | 58 | 66 | 70 | 71 | 84 | 82 | 78 | 67 | 57 | 45 |
| Low °F | -18 | -17 | -17 | 10 | 27 | 36 | 42 | 47 | 37 | 25 | 7 | -7 |
| Precip. (in) | 1.2 | 1.2 | 1.4 | 2.9 | 3.4 | 3.8 | 3.2 | 3.0 | 3.1 | 3.2 | 1.9 | 1.8 |
Monthly climatology for the surrounding 1° grid cell from NASA POWER (MERRA-2). Mountain sites can be colder and cloudier than the cell average.
Photography tips for this waterfall
- A circular polarizer cuts glare on wet rocks and leaves and deepens greens — rotate it while watching the rocks, not the sky.
- Spring snowmelt and the days after heavy rain give the strongest flow; late summer flow can drop to a trickle.
- Look for a foreground: a mossy boulder, a fallen log or the creek's leading lines make a stronger frame than the falls alone.
- Keep a microfiber cloth handy — spray drifts onto the lens, especially at the plunge pool.
- Bracket shutter speeds: 1/8 s, 1/2 s and 2 s give very different water textures and you can choose later.
- Scout in daylight if you plan to shoot at night or before sunrise.
Season: Peak flow is usually in late spring; autumn adds color around the falls, and winter can bring ice formations at colder locations.
Suggested gear: Tripod, Circular polarizer, 3–6 stop ND filter, Lens cloth, Waterproof footwear. Work out exposures with the depth of field, ND filter and NPF rule calculators.
Permits, drones & access
Drones: Drone rules in state parks vary by state and even by park — many require a permit or ban recreational drone flights. Check the park's rules and the FAA B4UFLY app before flying.
Nearby photo spots
Other locations within 25 km of Devil's Kettle, closest first.
State Park
Fire Lookout
State Park
Fire Lookout
Waterfall
LighthouseWaterfall
Natural ArchCampgrounds nearby (Recreation.gov)
FAQ
When is the best time to photograph Devil's Kettle?
What time is golden hour at Devil's Kettle?
Where does the sun rise and set at Devil's Kettle?
Can you see the Milky Way from Devil's Kettle?
Do you need a permit to photograph at Devil's Kettle?
How far is Devil's Kettle from Grand Marais?
Sources
Location data: Wikidata. Sun, moon and Milky Way times are computed by LWPhoto Atlas for 2026. Climate: NASA POWER. Sky darkness is a population-based estimate (Walker's law), not a measurement. See data sources & licenses.