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Napoleon, Michigan

Community in Jackson County, Michigan

Air quality

The air at Napoleon

Index 19, good, led by ozone. Read at 5 PM from its reporting area, Jackson (MI), 12 miles off.

19Good
  • Fine particles (PM2.5)4Good19.7 mi
  • Ozone19Good7 ppb19.7 mi
  • Coarse particles (PM10)3Good-

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 2 PM.

FriSatSun

Precipitation

What has fallen at Napoleon

0.10 in in the last 24 hours, 0.33 in over the last 3 days, to Fri 5 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.10in
Last 3 days
0.33in

Visibility

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

Visibility stays 5 miles or more through Sun 2 PM, lowest 6 miles Fri 7 PM.

FriSatSun

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

What is measuring near here

The 6 instruments nearest Napoleon, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now4 instruments

Adrian [CCOOP]ARNM4

At a river or reservoir gauge/20.9 mi away/738 ft/224 ft below here

temp, wind, gust, humidity, pressure

Rank-

M-11MC135

Beside a road/36.4 mi away/699 ft/263 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Napoleon 0.9 WMI-JC-8

In a volunteer observer's own ground/0.8 mi away/992 ft/30 ft above here

precip, snowfall, snow depth

Rank-

ManchesterMCHM4

At a cooperative observer's station/11.9 mi away/928 ft/34 ft below here

snowfall, snow depth, precip, high, low

Rank31of 979

Station report

The weather at Jackson/Reynolds, drawn

The nearest airport reporting now, 12.6 mi from Napoleon, Michigan. From its report of Oct 16, 2026, 5:56 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 1,900 ft, broken at 4,600 ft, overcast at 7,000 ft; the ceiling is 4,600 ft; visibility 10 mi or more.

Section of the sky over Jackson/Reynolds, height above the station to scale: a few clouds cloud with its base at 1,900 feet, broken cloud with its base at 4,600 feet, overcast cloud with its base at 7,000 feet, the ceiling at 4,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JXNFIG. A THE SKY OVER JACKSON/REYNOLDSSECTION, 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 STATION02,5005,0007,50010,00012,500ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 7,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 4,600 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 1,900 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 4,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEJackson/Reynolds, the skySTATION REPORT · ASOS JXNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-JXN-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

The air

49.0 F with a dew point of 45.0 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 1,900 ft.

Chart of the air at Jackson/Reynolds: temperature 49.0 degrees Fahrenheit and dew point 45.0, 86 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 1,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JXNFIG. B THE AIR AT JACKSON/REYNOLDSTHE 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 FSATURATES 900 FT ABOVE THE STATION, AT 44.1 FLOWEST CLOUD REPORTED, FEW 1,900 FTTEMPERATURE 49.0 FDEW POINT 45.0 FSPREAD 4.0 FRELATIVE HUMIDITY 86 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 POINTTITLEJackson/Reynolds, the airSTATION REPORT · ASOS JXNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-JXN-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 33 mph.

Plan of the wind at Jackson/Reynolds, north up: blowing from 310 degrees, the 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 JXNFIG. C THE WIND AT JACKSON/REYNOLDSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEJackson/Reynolds, the windSTATION REPORT · ASOS JXNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-JXN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Manchester (MCHM4), 11.9 miles from here, read 16 Oct, 07:19. measured daily

Elsewhere in Michigan

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

Near Napoleon

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

Near Napoleon

River and lake gauges