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Rockford, Michigan

City in Kent County, Michigan

Air quality

The air at Rockford

Index 51, moderate, led by fine particles. Read at 12 AM from its reporting area, Grand Rapids (MI), 20 miles off.

51Moderate
  • Fine particles (PM2.5)51Moderate10.9 mi
  • Ozone17Good16 ppb8.2 mi
  • Coarse particles (PM10)9Good10.9 mi
  • Nitrogen dioxide6Good6.6 ppb10.9 mi
  • Sulfur dioxide0Good0.2 ppb10.9 mi
  • Carbon monoxide-0.2 ppm10.9 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 46, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Rockford

0.27 in in the last 24 hours, 0.44 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.27in
Last 3 days
0.44in

Visibility

How far you can see at Rockford, the next 44 hours

Fog: visibility falls to 0.5 miles Fri 1 AM, under a mile for 1 hour.

FriSat

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

What is measuring near here

The 6 instruments nearest Rockford, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now4 instruments

US131Mm0946MC152

Beside a road/4.1 mi away/781 ft/4 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

Sparta8D4

At an airfield/5.8 mi away/748 ft/29 ft below here

temp, wind, gust, visibility, precip, pressure

Rank696of 979

measured daily2 instruments

RockfordRFDM4

At a cooperative observer's station/0.5 mi away/713 ft/64 ft below here

snowfall, snow depth, precip, high, low

Rank-

Rockford 2.2 WMI-KN-120

In a volunteer observer's own ground/1.8 mi away/796 ft/19 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Sparta, drawn

The nearest airport reporting now, 5.8 mi from Rockford, Michigan. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 400 ft; the ceiling is 400 ft; visibility 5 mi.

Section of the sky over Sparta, height above the station to scale: overcast cloud with its base at 400 feet, the ceiling at 400 feet, and visibility of 5 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 400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 400 FTVISIBILITY, MILES: 5 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

62.6 F with a dew point of 60.8 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 400 ft.

Chart of the air at Sparta: temperature 62.6 degrees Fahrenheit and dew point 60.8, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station, against the lowest cloud reported at 400 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 400 FT ABOVE THE STATION, AT 60.4 FLOWEST CLOUD REPORTED, OVC 400 FTTEMPERATURE AND DEW POINT 62.6 F, 60.8 FRELATIVE HUMIDITY 94 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

From the west southwest (250 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Sparta, north up: blowing from 250 degrees, the west southwest, at 10 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 8D4FIG. C THE WIND AT SPARTAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE 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 Rockford

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

Near Rockford

River and lake gauges