Water Temperature of Lake Superior Near Isle Royale, MI
Current Water Temperature
Measurement Time: Tuesday, November 7, 2023, 12:56 AM EST
Temperature Locations
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Local Points of Interest
Isle Royale National Park; Blake PointSponsored Content
Station Name: Isle of Royale East, MI (230)
Station Type: Buoy
Data Source: National Data Buoy Center
Elevation Above Sea Level: 587 feet / 179 meters
Nearest Address:
Offshore
Isle Royale, MI
GPS Coordinates: 48.034, -87.73
Nearby Water Temperatures
Lake Superior, Terrace Bay Township, ON (80.6 km)Lake Superior, Copper Harbor, MI (61.5 mi)
Washington Creek, Windigo, MI (65.9 mi)
Lake Superior, Calumet, MI (66.7 mi)
Pilgrim River, Houghton, MI (76.0 mi)
Keweenaw Bay, Jacobsville, MI (79.9 mi)
East Branch Salmon Trout River, Powell, MI (86.4 mi)
Salmon Trout River, Champion, MI (86.8 mi)
Grand Portage River, Grand Portage, MN (90.4 mi)
Falls River, L'Anse, MI (95.8 mi)
Sturgeon River, Pelkie, MI (100.4 mi)
Lake Superior, Marquette, MI (104.1 mi)
Middle Branch Escanaba River, , MI (106.3 mi)
Middle Branch Escanaba River, Humboldt, MI (106.6 mi)
Lake Superior, Lake Superior, MI (107.4 mi)
Weather Near Isle Royale, Michigan
Current Weather

Humidity: 79%
Feels Like: 43.6°F
Wind: SW 13.4 mph
Wind Gusts: 28.2 mph
Precipitation: 0 in
Cloud Cover: 84%
Visibility: 6 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 57°F
L: 42°F

Thu
H: 59°F
L: 44°F

Fri
H: 50°F
L: 39°F

Sat
H: 49°F
L: 37°F

Sun
H: 46°F
L: 40°F
Air Quality
Nitrogen Dioxide: 2.78 μg/m3
Sulphur Dioxide: 0.74 μg/m3
Ozone: 83 μg/m3
Astronomical
Sun Transit: 1:49 PM
Sunset: 9:45 PM
Daylight: 15 hrs 52 mins
Moon Transit: 9:15 PM
Moonset: 2:51 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
8:44 AM - 11:14 AM8:45 PM - 11:15 PM
Minor Periods
2:45 PM - 4:15 PM2:21 AM - 3:51 AM
Action Rating: 2 out of 5
Air Quality Alert issued June 3 at 1:51PM EDT by NWS Marquette MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 3, 2025, 1:51 PM
Expires: Thu June 5, 2025, 12:00 AM
The Michigan Department of Environmental Quality is upgrading to an Air Quality Alert for elevated levels of fine particulates (PM2.5) in the Upper Peninsula of Michigan, for Tuesday and Wednesday, June 3-4. Pollutants within those areas could reach the Unhealthy (Red AQI) range or higher. The alert is in effect for the following Michigan Counties, Menominee, Keweenaw, Dickinson, Iron, Marquette, Baraga, Southern Schoolcraft, Northern Houghton, Delta, Ontonagon, Gogebic, Luce, Alger, Northern Schoolcraft, and Southern Houghton. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
Air Quality Alert issued June 3 at 1:51PM EDT by NWS Marquette MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Tue June 3, 2025, 1:51 PM
Expires: Thu June 5, 2025, 12:00 AM
The Michigan Department of Environmental Quality is upgrading to an Air Quality Alert for elevated levels of fine particulates (PM2.5) in the Upper Peninsula of Michigan, for Tuesday and Wednesday, June 3-4. Pollutants within those areas could reach the Unhealthy (Red AQI) range or higher. The alert is in effect for the following Michigan Counties, Menominee, Keweenaw, Dickinson, Iron, Marquette, Baraga, Southern Schoolcraft, Northern Houghton, Delta, Ontonagon, Gogebic, Luce, Alger, Northern Schoolcraft, and Southern Houghton. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
Air Quality Alert issued June 4 at 3:10PM EDT by NWS Marquette MI
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Wed June 4, 2025, 3:10 PM
Expires: Thu June 5, 2025, 3:15 PM
The Michigan Department of Environmental Quality has issued an Air Quality Alert for Wednesday June 4, for elevated levels of fine particulates (PM2.5). Pollutants are expected to be in the Unhealthy range. The alert is in effect for the following Michigan Counties, Menominee, Keweenaw, Dickinson, Iron, Marquette, Baraga, Southern Schoolcraft, Northern Houghton, Delta, Ontonagon, Gogebic, Luce, Alger, Northern Schoolcraft, and Southern Houghton. The Michigan Department of Environmental Quality has issued an Air Quality Advisory for Thursday June 5, for elevated levels of fine particulates (PM2.5). Pollutants are expected to be in the Unhealthy for Sensitive Groups range. The advisory is in effect for the following Michigan Counties, Southern Schoolcraft, Delta, Luce, Alger, Northern Schoolcraft. It is recommended that, when possible, you avoid strenuous outdoor activities, especially those with heart disease and respiratory diseases such as asthma. Monitor for symptoms such as wheezing, coughing, chest tightness, dizziness, or burning in nose, throat, and eyes. Reduce or eliminate activities that contribute to air pollution, such as outdoor burning, and use of residential wood burning devices. Keep windows closed overnight to prevent smoke from getting indoors and, if possible, run central air conditioning with MERV-13 or higher rated filters. For further information, please see EPA's Air Now site for up-to- date air quality data at https://www.airnow.gov For further health information, please see MDHHS' Wildfire Smoke and Your Health site at https://www.michigan.gov/mdhhs/safety-injury- prev/environmental-health/your-health-and-wildfire-smoke.
Weather Forecast
Average Temperature: 48.8°F
Average Humidity: 81%
Wind: 16.6 mph
UV Index: 1.8
Air Quality
Nitrogen Dioxide: 1.12 μg/m3
Sulphur Dioxide: 0.44 μg/m3
Ozone: 83.76 μg/m3
Astronomical
Sun Transit: 1:49 PM
Sunset: 9:45 PM
Daylight: 15 hrs 52 mins
Moon Transit: 9:15 PM
Moonset: 2:51 AM
Moon Phase: First Quarter
Moon Illumination: 59.8%
Best Times for Fishing or Hunting
Major Periods
8:44 AM - 11:14 AM8:45 PM - 11:15 PM
Minor Periods
2:45 PM - 4:15 PM2:21 AM - 3:51 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 51.4°F
Average Humidity: 78%
Wind: 11 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 1.77 μg/m3
Sulphur Dioxide: 0.57 μg/m3
Ozone: 73.44 μg/m3
Astronomical
Sun Transit: 1:49 PM
Sunset: 9:46 PM
Daylight: 15 hrs 53 mins
Moon Transit: 9:54 PM
Moonset: 3:03 AM
Moon Phase: First Quarter
Moon Illumination: 70.6%
Best Times for Fishing or Hunting
Major Periods
9:23 AM - 11:53 AM9:24 PM - 11:54 PM
Minor Periods
3:51 PM - 5:21 PM2:33 AM - 4:03 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 45°F
Average Humidity: 88%
Wind: 9.8 mph
UV Index: 1.1
Air Quality
Nitrogen Dioxide: 0.73 μg/m3
Sulphur Dioxide: 0.01 μg/m3
Ozone: 67.92 μg/m3
Astronomical
Sun Transit: 1:49 PM
Sunset: 9:47 PM
Daylight: 15 hrs 55 mins
Moon Transit: 10:35 PM
Moonset: 3:17 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 80.3%
Best Times for Fishing or Hunting
Major Periods
10:03 AM - 12:33 AM12:00 AM - 12:00 AM
Minor Periods
4:58 PM - 6:28 PM2:47 AM - 4:17 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 43.8°F
Average Humidity: 93%
Wind: 9.6 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 0.47 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 85.6 μg/m3
Astronomical
Sun Transit: 1:49 PM
Sunset: 9:48 PM
Daylight: 15 hrs 56 mins
Moon Transit: 11:18 PM
Moonset: 3:32 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 88.5%
Best Times for Fishing or Hunting
Major Periods
10:45 AM - 1:15 PM12:00 AM - 12:00 AM
Minor Periods
6:07 PM - 7:37 PM3:02 AM - 4:32 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 43.3°F
Average Humidity: 93%
Wind: 14.1 mph
UV Index: 0.6
Air Quality
Nitrogen Dioxide: 1.57 μg/m3
Sulphur Dioxide: 0.19 μg/m3
Ozone: 98.77 μg/m3
Astronomical
Sun Transit: 1:50 PM
Sunset: 9:49 PM
Daylight: 15 hrs 57 mins
Moon Transit: 12:00 AM
Moonset: 3:50 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 94.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:30 AM - 2:00 PM
Minor Periods
7:16 PM - 8:46 PM3:20 AM - 4:50 AM
Action Rating: 2 out of 5