Water Temperature of Lake Superior in Duluth, MN
Current Water Temperature
Measurement Time: Saturday, September 16, 2023, 12:00 AM CDT
Temperature Locations
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Local Points of Interest
Lakewood, MNStation Name: Lakewood Water Plant
Data Source: USGS
Elevation Above Sea Level: 614 feet
Nearest Address:
8126 Congdon Blvd
Duluth, MN 55804
St. Louis County
GPS Coordinates: 46.8619, -91.9600
Nearby Water Temperatures
Lake Superior, Duluth, MN (1.4 mi)Lake Superior, Duluth, MN (7 mi)
Duluth Harbor, Duluth, MN (8.6 mi)
Knife River, Knife River, MN (9.9 mi)
Lake Superior, Superior, WI (10.9 mi)
Lake Superior, Two Harbors, MN (17.6 mi)
Bois Brule River, Maple, WI (20.1 mi)
St. Louis River, Scanlon, MN (24.3 mi)
Saint Louis River, Hoyt Lakes, MN (42.9 mi)
Baptism River, Illgen City, MN (48.6 mi)
Partrige River, Babbitt, MN (52.4 mi)
Chequamegon Bay, Ashland, WI (54.1 mi)
Dunka River, Babbitt, MN (55.8 mi)
St. Croix River, Danbury, WI (56 mi)
Namekagon River, Cable, WI (56.3 mi)
Weather for Duluth, Minnesota
Current Weather

Five Day Weather Forecast

Fri
H: 16°F
L: -4°F

Sat
H: 28°F
L: -1°F

Sun
H: 24°F
L: 6°F

Mon
H: 20°F
L: 3°F

Tue
H: 18°F
L: -5°F
Air Quality
Nitrogen Dioxide: 1.85 μg/m3
Sulphur Dioxide: 2.05 μg/m3
Ozone: 74 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:08 PM
Daylight: 9 hrs 34 mins
Moon Transit: 10:48 PM
Moonset: 6:22 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Best Times for Fishing or Hunting
Major Periods
9:30 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
1:45 PM - 3:15 PM5:52 AM - 7:22 AM
Action Rating: 3 out of 5
Cold Weather Advisory issued January 29 at 12:50PM CST until January 30 at 11:00AM CST by NWS Duluth MN
Effective: Thu January 29, 2026, 12:50 PM
Expires: Fri January 30, 2026, 6:00 AM
* WHAT...Very cold wind chills as low as 35 degrees below zero expected. * WHERE...Crow Wing, Aitkin, Pine, Koochiching, Cass, Itasca, Carlton, St. Louis, Cook and Lake Counties. This includes the Tribal Lands of the Grand Portage Reservation, the Fond du Lac Band, the Mille Lacs Band, Hinckley, Lena Lake, Big Sandy Lake and, East Lake areas and the Bois Forte Band, Nett Lake, Deer Creek and, Lake Vermilion areas. Other locations including Voyageurs National Park. The entire Boundary Waters is also included. * WHEN...From 9 PM this evening to 11 AM CST Friday. * IMPACTS...The dangerously cold wind chills as low as 35 degrees below zero could cause frostbite on exposed skin in as little as 10 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 29 at 9:33PM CST until January 30 at 11:00AM CST by NWS Duluth MN
Effective: Thu January 29, 2026, 9:33 PM
Expires: Fri January 30, 2026, 9:45 AM
* WHAT...Very cold wind chills as low as 35 degrees below zero expected. * WHERE...Crow Wing, Aitkin, Pine, Koochiching, Cass, Itasca, Carlton, St. Louis, Cook and Lake Counties. This includes the Tribal Lands of the Fond du Lac Band, the Grand Portage Reservation, the Mille Lacs Band, Big Sandy Lake, East Lake, Hinckley and, Lena Lake areas and the Bois Forte Band, Lake Vermilion, Nett Lake and, Deer Creek areas. Other locations including Voyageurs National Park. The entire Boundary Waters is also included. * WHEN...Until 11 AM CST Friday. * IMPACTS...The dangerously cold wind chills as low as 35 degrees below zero could cause frostbite on exposed skin in as little as 10 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 30 at 1:35AM CST until January 30 at 11:00AM CST by NWS Duluth MN
Effective: Fri January 30, 2026, 1:35 AM
Expires: Fri January 30, 2026, 11:00 AM
* WHAT...Very cold wind chills as low as 35 degrees below zero. * WHERE...Northeast and north central Minnesota. * WHEN...Until 11 AM CST this morning. * IMPACTS...The dangerously cold wind chills as low as 35 degrees below zero could cause frostbite on exposed skin in as little as 10 minutes.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.42 μg/m3
Sulphur Dioxide: 1.59 μg/m3
Ozone: 71.76 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:08 PM
Daylight: 9 hrs 34 mins
Moon Transit: 10:48 PM
Moonset: 6:22 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%
Best Times for Fishing or Hunting
Major Periods
9:30 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
1:45 PM - 3:15 PM5:52 AM - 7:22 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.3 μg/m3
Sulphur Dioxide: 2.19 μg/m3
Ozone: 70.76 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:10 PM
Daylight: 9 hrs 36 mins
Moon Transit: 11:47 PM
Moonset: 7:07 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Best Times for Fishing or Hunting
Major Periods
10:32 AM - 1:02 PM12:00 AM - 12:00 AM
Minor Periods
3:07 PM - 4:37 PM6:37 AM - 8:07 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.29 μg/m3
Sulphur Dioxide: 2.12 μg/m3
Ozone: 69.4 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:11 PM
Daylight: 9 hrs 39 mins
Moon Transit: 12:00 AM
Moonset: 7:40 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:30 AM - 2:00 PM
Minor Periods
4:31 PM - 6:01 PM7:10 AM - 8:40 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.68 μg/m3
Sulphur Dioxide: 2.17 μg/m3
Ozone: 74.32 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:13 PM
Daylight: 9 hrs 42 mins
Moon Transit: 12:42 AM
Moonset: 8:06 AM
Moon Phase: Full
Moon Illumination: 99.4%
Best Times for Fishing or Hunting
Major Periods
12:12 AM - 2:42 AM12:21 AM - 2:51 PM
Minor Periods
5:52 PM - 7:22 PM7:36 AM - 9:06 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.63 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 72.77 μg/m3
Astronomical
Sun Transit: 12:21 AM
Sunset: 5:14 PM
Daylight: 9 hrs 45 mins
Moon Transit: 1:32 AM
Moonset: 8:26 AM
Moon Phase: Full
Moon Illumination: 96.3%
Best Times for Fishing or Hunting
Major Periods
1:02 AM - 3:32 AM1:09 PM - 3:39 PM
Minor Periods
7:09 PM - 8:39 PM7:56 AM - 9:26 AM
Action Rating: 4 out of 5
