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Rock, Michigan

Community in Delta County, Michigan

Air quality

The air at Rock

Index 11, good, led by fine particles. Read at 3 AM from its reporting area, Western Upper Peninsula (MI), 66 miles off.

11Good
  • Fine particles (PM2.5)11Good-

The days ahead

Good each day through Today, led by ozone. Yesterday measured 12, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Rock

0.75 in in the last 24 hours, 0.81 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.75in
Last 3 days
0.81in

Visibility

How far you can see at Rock, the next 41 hours

Mist or haze: visibility falls to 3 miles Fri 9 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Rock, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 10.8 miles away.

measured now5 instruments

TrenaryMC036

Beside a road/10.8 mi away/892 ft/76 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Chatham 1 SE54810

At a climate reference station/21.5 mi away/875 ft/93 ft below here

temp, humidity, wind, solar, precip

Rank687of 979

measured daily2 instruments

Arnold 1.0 EMI-MQ-44

In a volunteer observer's own ground/15.0 mi away/1,032 ft/64 ft above here

precip, snowfall, snow depth

Rank759of 979

ArnoldAROM4

At a cooperative observer's station/15.2 mi away/1,063 ft/95 ft above here

snowfall, snow depth, precip, high, low

Rank28of 979

Station report

The weather at Gwinn/Sawyer AFB, drawn

The nearest airport reporting now, 22.5 mi from Rock, Michigan. From its report of Oct 16, 2026, 3:18 AM local time: 3 of its 6 sheets.

The sky

Overcast at 500 ft; the ceiling is 500 ft; visibility 10 mi or more.

Section of the sky over Gwinn/Sawyer AFB, height above the station to scale: overcast cloud with its base at 500 feet, the ceiling at 500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SAWFIG. A THE SKY OVER GWINN/SAWYER AFBSECTION, 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 500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEGwinn/Sawyer AFB, the skySTATION REPORT · ASOS SAWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SAW-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 500 ft.

Chart of the air at Gwinn/Sawyer AFB: 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 500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SAWFIG. B THE AIR AT GWINN/SAWYER AFBTHE 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 500 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 POINTTITLEGwinn/Sawyer AFB, the airSTATION REPORT · ASOS SAWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SAW-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Gwinn/Sawyer AFB, north up: blowing from 340 degrees, the north northwest, at 7 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 SAWFIG. C THE WIND AT GWINN/SAWYER AFBPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGwinn/Sawyer AFB, the windSTATION REPORT · ASOS SAWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SAW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Gwinn/Sawyer AFB, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Arnold (AROM4), 15.2 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 Rock

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

Near Rock

River and lake gauges