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Harrisville, Michigan

City in Alcona County, Michigan

Air quality

The air at Harrisville

Index 27, good, led by ozone. Read at 12 AM from its reporting area, Northcentral-Northeast Lower (MI), 52 miles off.

27Good
  • Fine particles (PM2.5)18Good-
  • Ozone27Good-

The days ahead

Good each day through Mon Oct 19, led by ozone. Yesterday measured 22, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Harrisville

0.33 in in the last 24 hours, 0.82 in over the last 3 days, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.33in
Last 3 days
0.82in

Visibility

How far you can see at Harrisville, the next 45 hours

Visibility stays 9 miles or more through Sun 8 PM, lowest 10 miles Sun 7 AM.

SatSun

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

What is measuring near here

The 6 instruments nearest Harrisville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.7 miles away.

measured now4 instruments

CurranMC054

Beside a road/25.6 mi away/902 ft/269 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Station report

The weather at Oscoda/Wurtsmith, drawn

The nearest airport reporting now, 15.1 mi from Harrisville, Michigan. From its report of Oct 17, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Oscoda/Wurtsmith, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OSCFIG. A THE SKY OVER OSCODA/WURTSMITHSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEOscoda/Wurtsmith, the skySTATION REPORT · ASOS OSCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-OSC-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

37.4 F with a dew point of 32.0 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Oscoda/Wurtsmith: temperature 37.4 degrees Fahrenheit and dew point 32.0, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OSCFIG. B THE AIR AT OSCODA/WURTSMITHTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,200 FT ABOVE THE STATION, AT 30.8 FTEMPERATURE 37.4 FDEW POINT 32.0 FSPREAD 5.4 FRELATIVE HUMIDITY 81 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 POINTTITLEOscoda/Wurtsmith, the airSTATION REPORT · ASOS OSCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-OSC-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Oscoda/Wurtsmith, north up: blowing from 330 degrees, the north northwest, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OSCFIG. C THE WIND AT OSCODA/WURTSMITHPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEOscoda/Wurtsmith, the windSTATION REPORT · ASOS OSCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-OSC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Oscoda/Wurtsmith, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Harrisville 2 NNE (HRSM4), 1.7 miles from here, read 16 Oct, 08:00. measured daily

Elsewhere in Michigan

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

Near Harrisville

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

Near Harrisville

River and lake gauges