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Mackinac Island, Michigan

City in Mackinac County, Michigan

Air quality

The air at Mackinac Island

Index 16, good, led by ozone. Read at 10 PM from its reporting area, Eastern Upper Peninsula (MI), 59 miles off.

16Good
  • Fine particles (PM2.5)9Good-
  • Ozone16Good-

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 18, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 2 PM.

FriSat

Precipitation

What has fallen at Mackinac Island

0.20 in in the last 24 hours, 0.54 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.20in
Last 3 days
0.54in

Visibility

How far you can see at Mackinac Island, the next 41 hours

Mist or haze: visibility falls to 2 miles Fri 9 PM.

FriSat

On the radar over Mackinac Island, MichiganReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Mackinac Island, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now4 instruments

St. IgnaceMC012

Beside a road/6.4 mi away/603 ft/178 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Mackinaw CityNDBC-MACM4

At a river or reservoir gauge/7.2 mi away/-/- ft from here

temp, wind, gust, humidity, pressure

Rank928of 979

measured daily2 instruments

St. Ignace 0.6 WSWMI-MC-5

In a volunteer observer's own ground/5.3 mi away/701 ft/80 ft below here

precip, snowfall, snow depth

Rank-

CheboyganCHBM4

At a cooperative observer's station/16.0 mi away/577 ft/204 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mackinac Island, drawn

The nearest airport reporting now, 0.8 mi from Mackinac Island, Michigan. From its report of Oct 15, 2026, 10:35 PM local time: 3 of its 6 sheets.

The sky

Overcast at 300 ft; the ceiling is 300 ft; visibility 3 mi.

Section of the sky over Mackinac Island, height above the station to scale: overcast cloud with its base at 300 feet, the ceiling at 300 feet, and visibility of 3 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MCDFIG. A THE SKY OVER MACKINAC ISLANDSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 300 FTVISIBILITY, MILES: 3 MI0510TITLEMackinac Island, the skySTATION REPORT · ASOS MCDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MCD-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

44.6 F with a dew point of 44.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 300 ft.

Chart of the air at Mackinac Island: temperature 44.6 degrees Fahrenheit and dew point 44.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MCDFIG. B THE AIR AT MACKINAC ISLANDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 300 FTTEMPERATURE AND DEW POINT 44.6 F, 44.6 FRELATIVE HUMIDITY 100 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEMackinac Island, the airSTATION REPORT · ASOS MCDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MCD-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (70 degrees) at 16 mph, gusting 23 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 28 mph.

Plan of the wind at Mackinac Island, north up: blowing from 70 degrees, the east northeast, at 16 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MCDFIG. C THE WIND AT MACKINAC ISLANDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 70°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMackinac Island, the windSTATION REPORT · ASOS MCDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MCD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Mackinac Island, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Cheboygan (CHBM4), 16.0 miles from here, read 8 Oct, 08:00. measured daily

Elsewhere in Michigan

66 places, each with its own forecast and its own instruments.

Near Mackinac Island

The nearest places, each with its own forecast and the instruments nearest it.

Near Mackinac Island

River and lake gauges