Water Temperature of the Grand Portage River in Grand Portage, MN
Current Water Temperature
Measurement Time: Wednesday, November 26, 2025, 1:15 AM CST
Temperature Locations
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Local Points of Interest
Grand Portage Bay; Lake SuperiorSponsored Content
Station Name: GRAND PORTAGE RIVER AT GRAND PORTAGE MN
Data Source: Water Data - usgc.gov
Elevation Above Sea Level: 623 feet / 190 meters
Nearest Address:
1 Upper Rd
Grand Portage, MN 55605
Cook County
GPS Coordinates: 47.9634982, -89.6834233
Nearby Water Temperatures
Washington Creek, Windigo, MI (25.0 mi)Lake Superior, Grand Marais, MN (33.3 mi)
Grand Marais Harbor, Grand Marais, MN (33.9 mi)
Lake Superior, Lake Superior, MI (43.7 mi)
Poplar River, Lutsen, MN (52.6 mi)
Lake Superior, Calumet, MI (69.3 mi)
Pilgrim River, Houghton, MI (80.5 mi)
Baptism River, Illgen City, MN (82.8 mi)
Kawishiwi River, Ely, MN (85.7 mi)
Lake Superior, Isle Royale, MI (90.4 mi)
Keweenaw Bay, Jacobsville, MI (91.2 mi)
West Branch Ontonagon River, Bergland, MI (95.2 mi)
Presque Isle River, Tula, MI (98.0 mi)
Sturgeon River, Pelkie, MI (98.0 mi)
Falls River, L'Anse, MI (102.8 mi)
Weather for Grand Portage, Minnesota
Current Weather

Humidity: 80%
Feels Like: 14.3°F
Wind: N 24.2 mph
Wind Gusts: 36.1 mph
Precipitation: 0.11 in
Cloud Cover: 60%
Visibility: 2 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 27°F
L: 22°F

Thu
H: 26°F
L: 22°F

Fri
H: 24°F
L: 18°F

Sat
H: 26°F
L: 18°F

Sun
H: 21°F
L: 13°F
Air Quality
Nitrogen Dioxide: 1.25 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 73 μg/m3
Astronomical
Sun Transit: 11:46 AM
Sunset: 4:11 PM
Daylight: 8 hrs 50 mins
Moon Transit: 5:03 PM
Moonset: 9:57 PM
Moon Phase: First Quarter
Moon Illumination: 35.3%
Best Times for Fishing or Hunting
Major Periods
4:12 AM - 6:42 AM4:33 PM - 7:03 PM
Minor Periods
9:27 PM - 10:57 PM11:50 AM - 1:20 PM
Action Rating: 3 out of 5
winter storm warning in effect
Service Notice – November 2025: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For 2025, changes are expected to include... 1) ECCC's initiative to upgrade the presentation of alerts into Colour-Coded Weather Alerts is tentatively set for deployment November 26, 2025. Data changes will appear in CAP following this deployment, 2) the alert name ‘extreme cold warning’ will change to ‘cold warning’, 3) two Public zone names will change in Saskatchewan, 4) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard continues, there will be changes coming to CAP and 5) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – novembre 2025: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour 2025, il y aura des changements incluant... 1) l'initiative d'ECCC visant à améliorer la présentation des alertes sous forme d'alertes météorologiques codées par couleur est provisoirement prévue pour un déploiement le 26 novembre 2025. Des changements aux données apparaîtront dans le PAC suite à ce déploiement, 2) le nom de l’alerte ‘avertissement de froid extrême’ changera pour ‘avertissement de froid’, 3) deux noms de zones publiques seront modifiés en Saskatchewan, 4) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique se poursuit. Des changements seront également apportés au PAC et 5) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/
Effective: Tue November 25, 2025, 3:05 PM
Expires: Wed November 26, 2025, 7:05 AM
Winter storm with heavy snow and blowing snow is expected. What: Total snowfall amounts of 10 to 20 cm. Significantly reduced visibility in heavy snow and blowing snow. When: Beginning tonight and ending Wednesday night. Additional information: Strong northerly winds gusting up to 70 km/h will also accompany the snow, leading to blowing snow and reduced visibility to near zero at times. ### Travel will likely be challenging. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
Consider postponing non-essential travel and outdoor activities until conditions improve. Prepare for some disruptions to transportation, services, and utilities.
winter storm warning in effect
Service Notice – November 2025: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For 2025, changes are expected to include... 1) ECCC's initiative to upgrade the presentation of alerts into Colour-Coded Weather Alerts is tentatively set for deployment November 26, 2025. Data changes will appear in CAP following this deployment, 2) the alert name ‘extreme cold warning’ will change to ‘cold warning’, 3) two Public zone names will change in Saskatchewan, 4) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard continues, there will be changes coming to CAP and 5) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – novembre 2025: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour 2025, il y aura des changements incluant... 1) l'initiative d'ECCC visant à améliorer la présentation des alertes sous forme d'alertes météorologiques codées par couleur est provisoirement prévue pour un déploiement le 26 novembre 2025. Des changements aux données apparaîtront dans le PAC suite à ce déploiement, 2) le nom de l’alerte ‘avertissement de froid extrême’ changera pour ‘avertissement de froid’, 3) deux noms de zones publiques seront modifiés en Saskatchewan, 4) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique se poursuit. Des changements seront également apportés au PAC et 5) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/
Effective: Tue November 25, 2025, 10:21 PM
Expires: Wed November 26, 2025, 2:21 PM
Winter storm with heavy snow and blowing snow is expected. What: Total snowfall amounts of 10 to 20 cm. Significantly reduced visibility in heavy snow and blowing snow. When: Continuing tonight and ending Wednesday night. Additional information: Strong northerly winds gusting up to 70 km/h will also accompany the snow, leading to blowing snow and reduced visibility to near zero at times. ### Travel will likely be challenging. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
Consider postponing non-essential travel and outdoor activities until conditions improve. Prepare for some disruptions to transportation, services, and utilities.
winter storm warning in effect
Service Notice – November 2025: The Environment and Climate Change Canada (ECCC) CAP Service undergoes changes from time to time as the business of alerting evolves. For 2025, changes are expected to include... 1) ECCC's initiative to upgrade the presentation of alerts into Colour-Coded Weather Alerts is tentatively set for deployment November 26, 2025. Data changes will appear in CAP following this deployment, 2) the alert name ‘extreme cold warning’ will change to ‘cold warning’, 3) two Public zone names will change in Saskatchewan, 4) ECCC's initiative to introduce free-form polygons to represent the true threat area of a weather hazard continues, there will be changes coming to CAP and 5) other minor improvements and corrections. For more information on these changes: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/ | Notification de service – novembre 2025: Le service du PAC d’Environnement et Changement climatique Canada (ECCC) subit périodiquement des changements à mesure que le système d’alerte évolue. Pour 2025, il y aura des changements incluant... 1) l'initiative d'ECCC visant à améliorer la présentation des alertes sous forme d'alertes météorologiques codées par couleur est provisoirement prévue pour un déploiement le 26 novembre 2025. Des changements aux données apparaîtront dans le PAC suite à ce déploiement, 2) le nom de l’alerte ‘avertissement de froid extrême’ changera pour ‘avertissement de froid’, 3) deux noms de zones publiques seront modifiés en Saskatchewan, 4) l’initiative d’ECCC visant à introduire des polygones libres pour représenter la véritable zone de menace d’un danger météorologique se poursuit. Des changements seront également apportés au PAC et 5) d’autres améliorations et corrections mineures. Pour plus d’informations sur ces changements: https://comm.collab.science.gc.ca/mailman3/hyperkitty/list/dd_info@comm.collab.science.gc.ca/
Effective: Wed November 26, 2025, 4:20 AM
Expires: Wed November 26, 2025, 8:20 PM
Winter storm with heavy snow and blowing snow continues. What: Total snowfall amounts of 10 to 20 cm. Significantly reduced visibility in heavy snow and blowing snow. When: Continuing today and ending tonight. Additional information: Strong northerly winds will increase this morning with gusts up to 70 km/h, leading to blowing snow and reduced visibility to near zero at times. ### Travel will likely be challenging. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.
Consider postponing non-essential travel and outdoor activities until conditions improve. Prepare for some disruptions to transportation, services, and utilities.
Weather Forecast
Average Temperature: 23.7°F
Average Humidity: 83%
Wind: 24.8 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 1.35 μg/m3
Sulphur Dioxide: 1.27 μg/m3
Ozone: 74.24 μg/m3
Astronomical
Sun Transit: 11:46 AM
Sunset: 4:11 PM
Daylight: 8 hrs 50 mins
Moon Transit: 5:03 PM
Moonset: 9:57 PM
Moon Phase: First Quarter
Moon Illumination: 35.3%
Best Times for Fishing or Hunting
Major Periods
4:12 AM - 6:42 AM4:33 PM - 7:03 PM
Minor Periods
9:27 PM - 10:57 PM11:50 AM - 1:20 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 23.5°F
Average Humidity: 64%
Wind: 20.6 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 1.09 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 79.36 μg/m3
Astronomical
Sun Transit: 11:46 AM
Sunset: 4:10 PM
Daylight: 8 hrs 48 mins
Moon Transit: 5:49 PM
Moonset: 11:11 PM
Moon Phase: First Quarter
Moon Illumination: 46.5%
Best Times for Fishing or Hunting
Major Periods
4:58 AM - 7:28 AM5:19 PM - 7:49 PM
Minor Periods
12:00 AM - 12:00 AM12:09 AM - 1:39 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 20.6°F
Average Humidity: 60%
Wind: 16.6 mph
UV Index: 0.2
Air Quality
Nitrogen Dioxide: 1.17 μg/m3
Sulphur Dioxide: 1.23 μg/m3
Ozone: 79.52 μg/m3
Astronomical
Sun Transit: 11:46 AM
Sunset: 4:09 PM
Daylight: 8 hrs 46 mins
Moon Transit: 6:34 PM
Moonset: 12:11 AM
Moon Phase: First Quarter
Moon Illumination: 57.8%
Best Times for Fishing or Hunting
Major Periods
5:44 AM - 8:14 AM6:04 PM - 8:34 PM
Minor Periods
12:26 AM - 1:56 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 21.3°F
Average Humidity: 77%
Wind: 9.2 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 1.76 μg/m3
Sulphur Dioxide: 1.86 μg/m3
Ozone: 81.92 μg/m3
Astronomical
Sun Transit: 11:47 AM
Sunset: 4:09 PM
Daylight: 8 hrs 44 mins
Moon Transit: 8:12 PM
Moonset: 12:27 AM
Moon Phase: First Quarter
Moon Illumination: 68.7%
Best Times for Fishing or Hunting
Major Periods
6:30 AM - 9:00 AM7:42 PM - 10:12 PM
Minor Periods
12:41 AM - 2:11 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 17.9°F
Average Humidity: 80%
Wind: 13.9 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 1.86 μg/m3
Sulphur Dioxide: 1.67 μg/m3
Ozone: 78.23 μg/m3
Astronomical
Sun Transit: 11:47 AM
Sunset: 4:08 PM
Daylight: 8 hrs 42 mins
Moon Transit: 8:08 PM
Moonset: 1:45 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 78.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM7:38 PM - 10:08 PM
Minor Periods
12:57 AM - 2:27 PM1:15 AM - 2:45 AM
Action Rating: 2 out of 5
