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Mackinac Island, Michigan 49757 weather, straight from the source.

Current conditions, official National Weather Service forecasts and alerts, rain timing, local radar, air quality, wind, humidity, sunrise, sunset, and the latest reported update for Mackinac Island, Michigan 49757. Always follow local warnings and emergency instructions.

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Weather guidance for your areaPlan with the complete forecast

Use current official weather information for Mackinac Island, Michigan 49757 before making weather-sensitive plans.

Safety guides

Weather status

No active NWS alerts found for Mackinac Island, Michigan 49757

Conditions can change quickly. Keep Wireless Emergency Alerts enabled and continue to monitor official information.

Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes

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What’s next

Hourly forecast

Mackinac Island, Michigan 49757

Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Mackinac Island, Michigan 49757. Forecasts and alerts update from NOAA and the National Weather Service.

63°Mostly Cloudy9% rain
62°Mostly Cloudy9% rain
61°Cloudy9% rain
60°Isolated Rain Showers20% rain
59°Isolated Rain Showers20% rain
58°Isolated Rain Showers20% rain
59°Isolated Rain Showers21% rain
60°Isolated Rain Showers21% rain

Next 24 hours

Rain Timeline

Highest chance 21%

Scattered precipitation is possible. The highest official hourly chance is 21%; check the radar before heading out.

9%None
9%None
9%None
20%Rain
20%Rain
20%Rain
21%Rain
21%Rain
21%Rain
16%Rain
16%Rain
16%Rain
9%None
9%None
9%None
10%None
10%None
10%None
5%None
5%None
5%None
2%None
2%None
2%None

Official NWS outlook

7-Day Forecast

High / low temperatures

Today

65°57°

Mostly Cloudy

Precipitation
21%
Wind
NW 15 mph
Sunrise
6:49 AM
Sunset
8:35 PM

Mon

68°53°

Mostly Cloudy

Precipitation
10%
Wind
NW 15 to 20 mph
Sunrise
6:50 AM
Sunset
8:33 PM

Tue

75°61°

Sunny

Precipitation
31%
Wind
NW 5 to 10 mph
Sunrise
6:52 AM
Sunset
8:32 PM

Wed

75°61°

Showers And Thunderstorms

Precipitation
95%
Wind
S 10 to 15 mph
Sunrise
6:53 AM
Sunset
8:30 PM

Thu

74°55°

Slight Chance Rain Showers then Partly Sunny

Precipitation
18%
Wind
W 10 to 15 mph
Sunrise
6:54 AM
Sunset
8:28 PM

Fri

72°54°

Mostly Sunny

Precipitation
3%
Wind
NW 10 mph
Sunrise
6:55 AM
Sunset
8:26 PM

Sat

73°59°

Sunny

Precipitation
18%
Wind
W 5 to 10 mph
Sunrise
6:57 AM
Sunset
8:24 PM

Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.

Weather for a healthier day

Healthy Weather

Real Feel59°F
Good conditions for walking

Conditions look reasonable, but stay alert for quick weather changes.

WindNW16 mph
Best walk timeBetter weather window: 6 PM–8 PM

Walking: 9% average rain chance, near 62°F, with winds near 15 mph.

Official EPA AirNowLocal air qualityMackinac Island, Michigan 49757
View AQI +
More weather details
Wind gusts24mph
Rain now9%next hour
Humidity77%current
UV indexCheckingEPA forecast

Wind impact: Breezy — cycling, umbrellas, and loose outdoor items may be affected.

Full Healthy Weather guides and reminders →

“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.

Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gust24 mph
Pressure
Visibility10.0 mi
Peak rain chance21%
Dew point52°F
Active alertsNone

Official risk outlooks

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Official tropical weather

Hurricane center

NOAA National Hurricane Center updates, outlooks, and storm resources in one place.