Grand Marais

Home / Locations / Minnesota / Grand Marais
he entrance to the harbor on the north shore of Lake Superior at Grand Marais, Cook County, Minnesota.

Today’s Forecast:

🌤
°F
Current Temperature
Station: KGNA
Observed at: 5:56 pm
Wind: 11 mph | Humidity: %

This Afternoon:A slight chance of showers and thunderstorms before 5pm. Mostly sunny, with a high near 66. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight:Partly cloudy. Low around 44, with temperatures rising to around 54 overnight. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Friday:Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

Today’s Report:

🥾 Hiking

Use Caution
  47 /100

Use Caution for hiking. High near 64°F. Low rain risk (8%). Light wind (15 mph). Slight chance of thunderstorms.

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 46/100

🛶 Paddling

Use Caution
  42 /100

Use Caution for paddling. High near 64°F. Low rain risk (8%). Breezy winds (15 mph). Slight chance of thunderstorms.

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Not Recommended 12/100

🎪 Outdoor Events / Activities

Use Caution
  47 /100

Use Caution for outdoor events / activities. High near 64°F. Low rain risk (8%). Breezy winds (15 mph). Slight chance of thunderstorms.

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 43/100

🐟 Fishing

Use Caution
  47 /100

Use Caution for fishing. High near 64°F. Low rain risk (8%). Breezy winds (15 mph). Slight chance of thunderstorms.

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Use Caution 47/100

❄️ Snowmobiling

  5 /100

Not Recommended for snowmobiling. High near 64°F. Low rain risk (8%). Breezy winds (15 mph). Extreme heat (high near 64°F). Slight chance of thunderstorms. Temperatures outside comfort limits (64°F).

  • Temp: Unfavorable weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Heat: Unfavorable weather factor
  • Thunderstorm: Marginal weather factor
Tomorrow's Outlook:
Not Recommended 5/100

About Grand Marais

Grand Marais is a North Shore harbor town with Lake Superior views, trail access, paddling outfitters, arts events, nearby forests, and gateway routes toward the Gunflint Trail.

Make the Most of a Grand Marais Day

Start with lake wind and fog, then decide whether the day belongs on harbor walks, nearby hikes, protected paddling, or town events.

Weather Tips for Grand Marais

  • Lake Superior cold, fog, waves, and sudden wind shifts are central to planning.
  • Wind, waves, current, and lightning should guide water plans more than sunshine alone.
  • After steady rain, favor paved paths, overlooks, visitor centers, or town-based plans until trails and launch areas recover.
  • Check both temperature and wind, because Minnesota lake, river, prairie, and bluff destinations can feel very different from the nearest city forecast.

Plan Around the Conditions

Use the forecast to choose the best version of Grand Marais rather than forcing one itinerary. Match wind, rain timing, temperature, water conditions, and trail surfaces to the activity that gives your group the most comfortable day.

7-Day Forecast for Grand Marais

🌤
°F
Current Temperature
Station: KGNA
Observed at: 5:56 pm
Wind: 11 mph | Humidity: %
Thu
66° 44°
17%
Fri
60° 45°
9%
Sat
66° 44°
20%
Sun
66° 51°
16%
Mon
71° 50°
35%
Tue
66° 49°
14%
Wed
68° 50°
8%

7-Day High Temperature Trend

66° Thu 60° Fri 66° Sat 66° Sun 71° Mon 66° Tue 68° Wed

7-Day Low Temperature Trend

44° Thu 45° Fri 44° Sat 51° Sun 50° Mon 49° Tue 50° Wed

📊 7-Day Outdoor Outlook

Good Fair Poor 47 Thu 100 Fri 47 Sat 47 Sun 47 Mon 100 Tue 100 Wed
Forecast data from the National Weather Service  |  Last Updated: July 23, 2026 6:44 pm CDT