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Sparta, Michigan

Village in Kent County, Michigan

Air quality

The air at Sparta

Index 50, good, led by fine particles. Read at 11 PM from its reporting area, Grand Rapids (MI), 20 miles off.

50Good
  • Fine particles (PM2.5)50Good12.3 mi
  • Ozone18Good18 ppb12.3 mi
  • Coarse particles (PM10)10Good12.3 mi
  • Nitrogen dioxide6Good6.3 ppb12.3 mi
  • Sulfur dioxide0Good0.2 ppb12.3 mi
  • Carbon monoxide-0.2 ppm12.3 mi

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 46, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Sparta

0.20 in in the last 24 hours, 0.24 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.20in
Last 3 days
0.24in

Visibility

How far you can see at Sparta, the next 46 hours

Dense fog: visibility falls to 0.1 miles Fri 1 AM, under a mile for 1 hour.

FriSat

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

What is measuring near here

The 6 instruments nearest Sparta, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now4 instruments

Sparta8D4

At an airfield/2.6 mi away/748 ft/11 ft below here

temp, wind, gust, visibility, precip, pressure

Rank696of 979

US131Mm0946MC152

Beside a road/6.2 mi away/781 ft/22 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Sparta 0.3 NEMI-KN-121

In a volunteer observer's own ground/0.2 mi away/761 ft/2 ft above here

precip, snowfall, snow depth

Rank57of 979

RockfordRFDM4

At a cooperative observer's station/7.9 mi away/713 ft/46 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Sparta, drawn

The nearest airport reporting now, 2.6 mi from Sparta, Michigan. From its report of Oct 15, 2026, 11:15 PM local time: 3 of its 6 sheets.

The sky

Broken at 800 ft, overcast at 1,600 ft; the ceiling is 800 ft; visibility 3 mi.

Section of the sky over Sparta, height above the station to scale: broken cloud with its base at 800 feet, overcast cloud with its base at 1,600 feet, the ceiling at 800 feet, and visibility of 3 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D4FIG. A THE SKY OVER SPARTASECTION, 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 1,600 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 800 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 800 FTVISIBILITY, MILES: 3 MI0510TITLESparta, the skySTATION REPORT · ASOS 8D4TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-8D4-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

60.8 F with a dew point of 57.2 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up; the lowest cloud reported is at 800 ft.

Chart of the air at Sparta: temperature 60.8 degrees Fahrenheit and dew point 57.2, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station, against the lowest cloud reported at 800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D4FIG. B THE AIR AT SPARTATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATES 800 FT ABOVE THE STATION, AT 56.3 FLOWEST CLOUD REPORTED, BKN 800 FTTEMPERATURE 60.8 FDEW POINT 57.2 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLESparta, the airSTATION REPORT · ASOS 8D4TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-8D4-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

At 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Sparta, north up: at 5 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D4FIG. C THE WIND AT SPARTAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESparta, the windSTATION REPORT · ASOS 8D4TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-8D4-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Michigan

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

Near Sparta

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

Near Sparta

River and lake gauges