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Flat Rock, Michigan

City in Wayne County, Michigan

Air quality

The air at Flat Rock

Index 26, good, led by ozone. Read at 11 PM from its reporting area, Southeast (MI), 29 miles off.

26Good
  • Fine particles (PM2.5)23Good10.1 mi
  • Ozone26Good23 ppb10.1 mi
  • Coarse particles (PM10)8Good10.1 mi
  • Nitrogen dioxide7Good7.5 ppb15.9 mi
  • Sulfur dioxide0Good0 ppb10.1 mi
  • Carbon monoxide-0.2 ppm10.1 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 38, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Flat Rock

0.09 in in the last 24 hours, 0.89 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.89in

Visibility

How far you can see at Flat Rock, the next 45 hours

Visibility stays 7 miles or more through Sat 8 PM, lowest 8 miles Fri 1 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Flat Rock, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

M-22MC139

Beside a road/6.7 mi away/610 ft/17 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

WyandotteWYTM4

At a cooperative observer's station/9.3 mi away/581 ft/12 ft below here

snowfall, snow depth, precip, high, low

Rank743of 979

Station report

The weather at Detroit/Grosse I, drawn

The nearest airport reporting now, 5.8 mi from Flat Rock, Michigan. From its report of Oct 16, 2026, 12:15 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,500 ft; the ceiling is 1,500 ft; visibility 7 mi.

Section of the sky over Detroit/Grosse I, height above the station to scale: overcast cloud with its base at 1,500 feet, the ceiling at 1,500 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONZFIG. A THE SKY OVER DETROIT/GROSSE ISECTION, 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 1,500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,500 FTVISIBILITY, MILES: 7 MI0510TITLEDetroit/Grosse I, the skySTATION REPORT · ASOS ONZTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ONZ-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 62.6 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,500 ft.

Chart of the air at Detroit/Grosse I: temperature 62.6 degrees Fahrenheit and dew point 62.6, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONZFIG. B THE AIR AT DETROIT/GROSSE ITHE 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 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 1,500 FTTEMPERATURE AND DEW POINT 62.6 F, 62.6 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 POINTTITLEDetroit/Grosse I, the airSTATION REPORT · ASOS ONZTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ONZ-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (190 degrees) at 13 mph: force 4, a moderate breeze on the Beaufort scale.

Plan of the wind at Detroit/Grosse I, north up: blowing from 190 degrees, the south, at 13 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONZFIG. C THE WIND AT DETROIT/GROSSE IPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 190°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDetroit/Grosse I, the windSTATION REPORT · ASOS ONZTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ONZ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Detroit/Grosse I, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Wyandotte (WYTM4), 9.3 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Michigan

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

Near Flat Rock

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

Near Flat Rock

River and lake gauges