Port Huron & Blue Water Coast, MI

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The Black River as viewed downstream from the east side of a bridge on 10th Street in Port Huron, Michigan.

Today’s Forecast:

☀
54°F
High: 59° | Low: 50°
Current Temperature
Clear
Station: KPHN
Observed at: 8:35 pm CDT on 9/26/26
Wind: 5 mph | Humidity: 82%

Tonight:Patchy fog after 5am. Partly cloudy, with a low around 50. North wind 3 to 8 mph, with gusts as high as 18 mph.
Sunday:Patchy fog between 7am and 9am. Sunny, with a high near 68. North northeast wind 3 to 14 mph, with gusts as high as 25 mph.
Sunday Night:Mostly clear, with a low around 54. North wind 3 to 14 mph, with gusts as high as 24 mph.

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Today’s Report:

⛵ Boating

Use Caution
  45 /100

Use Caution for boating. High near 68°F. Breezy winds (14 mph).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 94/100
Excellent for boating. High near 68°F. Light wind (9 mph).

🚲 Biking

Excellent
  100 /100

Excellent for biking. High near 68°F. Light wind (14 mph).

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Favorable conditions
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 100/100
Excellent for biking. High near 68°F. Light wind (9 mph).

🛶 Paddling

Use Caution
  44 /100

Use Caution for paddling. High near 68°F. Breezy winds (14 mph).

  • Temp: Marginal weather factor
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 94/100
Excellent for paddling. High near 68°F. Light wind (9 mph).

🐟 Fishing

Use Caution
  47 /100

Use Caution for fishing. High near 68°F. Breezy winds (14 mph).

  • Temp: Favorable conditions
  • Rain: Favorable conditions
  • Wind: Marginal weather factor
  • Thunderstorm: Favorable conditions
Tomorrow's Outlook:
Excellent 100/100
Excellent for fishing. High near 68°F. Light wind (9 mph).

About Port Huron & Blue Water Coast

Port Huron & Blue Water Coast is shaped by Lake Huron, the St. Clair River, beaches, marinas, riverfront parks, and shoreline routes. It is a strong weather-planning destination because river current, lake wind, wave conditions, and sudden storms all affect what is safe and comfortable. The best day may be a beach plan, a riverfront ride, a marina walk, or a protected town-based outing.

Make the Most of a Port Huron & Blue Water Coast Day

Check marine conditions before making the lake or river the main event. Calm dry weather supports boating, beach time, paddling in appropriate protected areas, and longer bike routes. When wind or storms rise, shift to shoreline viewing, town stops, or shorter routes with shelter nearby.

Weather Tips for Port Huron & Blue Water Coast

  • Lake Huron and the St. Clair River can feel cooler and windier than inland neighborhoods.
  • River current matters for paddling and small craft, especially near shipping channels and open water.
  • Beach and pier plans should change when waves, rip currents, or thunder are possible.
  • Fog and low clouds can reduce visibility along the shoreline and bridge area.

Plan Around the Conditions

Use the forecast as a way to choose the best version of Port Huron & Blue Water Coast, not as a simple yes-or-no answer. Match the wind, rain timing, temperature, and water or trail conditions to the activity that gives your group the safest and most comfortable day.

7-Day Forecast for Port Huron & Blue Water Coast

☀
54°F
High: 59° | Low: 50°
Current Temperature
Clear
Station: KPHN
Observed at: 8:35 pm CDT on 9/26/26
Wind: 5 mph | Humidity: 82%
Sun 🌫
68° 54°
0%
Mon ⛅
68° 53°
0%
Tue 🌫
73° 57°
0%
Wed 🌧
72° 60°
31%
Thu 🌧
72° 58°
45%
Fri 🌧
67° 53°
48%
Sat 🌧
66° --°
21%

7-Day High Temperature Trend

68° Sun 68° Mon 73° Tue 72° Wed 72° Thu 67° Fri 66° Sat

7-Day Low Temperature Trend

54° Sun 53° Mon 57° Tue 60° Wed 58° Thu 53° Fri 50° Sat

📊 7-Day Outdoor Outlook

Good Fair Poor 100 Sun 100 Mon 100 Tue 95 Wed 95 Thu 95 Fri 100 Sat
Forecast data from the National Weather Service  |  Last Updated: September 26, 2026 11:20 pm CDT