Water Temperature of Lake Superior Near Duluth, MN
Current Water Temperature
Measurement Time: Tuesday, October 14, 2025, 1:10 PM CDT
Temperature Locations
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Local Points of Interest
McQuade Harbor; Lakewood, MNStation Name: McQuade Harbor Nearshore, MN
Station Type: Buoy
Data Source: National Data Buoy Center
Elevation Above Sea Level: 587 feet
Nearest Address:
Offshore
Duluth, MN 55804
St. Louis County
GPS Coordinates: 46.86, -91.93
Nearby Water Temperatures
Lake Superior, Duluth, MN (1.4 mi)Lake Superior, Duluth, MN (5.7 mi)
Knife River, Knife River, MN (8.8 mi)
Duluth Harbor, Duluth, MN (9.6 mi)
Lake Superior, Superior, WI (11.5 mi)
Lake Superior, Two Harbors, MN (16.6 mi)
Bois Brule River, Maple, WI (18.8 mi)
St. Louis River, Scanlon, MN (25.5 mi)
Saint Louis River, Hoyt Lakes, MN (43.2 mi)
Baptism River, Illgen City, MN (47.6 mi)
Partrige River, Babbitt, MN (52.5 mi)
Chequamegon Bay, Ashland, WI (52.7 mi)
Namekagon River, Cable, WI (55.5 mi)
Dunka River, Babbitt, MN (55.8 mi)
St. Croix River, Danbury, WI (56.2 mi)
Weather Near Duluth, Minnesota
Current Weather

Five Day Weather Forecast

Tue
H: 44°F
L: 33°F

Wed
H: 41°F
L: 32°F

Thu
H: 48°F
L: 34°F

Fri
H: 63°F
L: 34°F

Sat
H: 39°F
L: 26°F
Air Quality
Nitrogen Dioxide: 2.65 μg/m3
Sulphur Dioxide: 1.45 μg/m3
Ozone: 85 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 7:55 PM
Daylight: 13 hrs 33 mins
Moon Transit: 10:47 AM
Moonset: 4:47 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:17 AM - 12:47 AM
Minor Periods
4:17 PM - 5:47 PM4:33 AM - 6:03 AM
Action Rating: 3 out of 5
Flood Watch issued April 13 at 2:57AM CDT until April 14 at 7:00AM CDT by NWS Duluth MN
Effective: Mon April 13, 2026, 2:57 AM
Expires: Tue April 14, 2026, 3:00 AM
Heavy rain on top of the existing snowpack may increase the rate of snowmelt. The resultant runoff may cause water levels in area rivers to increase and flooding is possible. * WHAT...Flooding caused by rain and snowmelt continues to be possible. * WHERE...In Wisconsin, Ashland, Bayfield and Iron Counties. This includes the Tribal Lands of the Red Cliff Band, the northwestern county of the Lac du Flambeau Band and the Bad River Reservation. Other locations including the Apostle Islands National Lakeshore and Madeline Island. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Flood safety information can be found at www.weather.gov/safety/flood.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 1.39 μg/m3
Ozone: 86.12 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 7:55 PM
Daylight: 13 hrs 33 mins
Moon Transit: 10:47 AM
Moonset: 4:47 PM
Moon Phase: Waning Crescent
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:17 AM - 12:47 AM
Minor Periods
4:17 PM - 5:47 PM4:33 AM - 6:03 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.24 μg/m3
Sulphur Dioxide: 1.44 μg/m3
Ozone: 79.32 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 7:56 PM
Daylight: 13 hrs 36 mins
Moon Transit: 10:33 AM
Moonset: 6:04 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
10:03 AM - 12:33 AM10:03 AM - 12:33 AM
Minor Periods
5:34 PM - 7:04 PM4:50 AM - 6:20 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.07 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 82.8 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 7:58 PM
Daylight: 13 hrs 39 mins
Moon Transit: 12:23 AM
Moonset: 7:25 PM
Moon Phase: New
Moon Illumination: 0.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:53 AM - 2:23 PM
Minor Periods
6:55 PM - 8:25 PM5:08 AM - 6:38 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.18 μg/m3
Sulphur Dioxide: 1.3 μg/m3
Ozone: 79.52 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 7:59 PM
Daylight: 13 hrs 43 mins
Moon Transit: 1:15 PM
Moonset: 8:51 PM
Moon Phase: New
Moon Illumination: 4.1%
Best Times for Fishing or Hunting
Major Periods
12:02 AM - 2:32 AM12:45 AM - 3:15 PM
Minor Periods
8:21 PM - 9:51 PM5:29 AM - 6:59 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.03 μg/m3
Sulphur Dioxide: 1.93 μg/m3
Ozone: 76.15 μg/m3
Astronomical
Sun Transit: 1:07 PM
Sunset: 8:01 PM
Daylight: 13 hrs 46 mins
Moon Transit: 2:11 PM
Moonset: 10:18 PM
Moon Phase: New
Moon Illumination: 1.2%
Best Times for Fishing or Hunting
Major Periods
12:56 AM - 3:26 AM1:41 PM - 4:11 PM
Minor Periods
9:48 PM - 11:18 PM5:54 AM - 7:24 AM
Action Rating: 4 out of 5
