Storm Station
Sign in

Cassopolis, Michigan

Village in Cass County, Michigan

Air quality

The air at Cassopolis

Index 17, good, led by ozone. Read at 12 AM from its reporting area, Southwest (MI), 12 miles off.

17Good
  • Fine particles (PM2.5)-17.6 mi
  • Ozone17Good14 ppb1.1 mi
  • Nitrogen dioxide1Good1.3 ppb18.1 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 20, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Cassopolis

None in the last 24 hours; 1.35 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
1.35in

Visibility

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

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Fri 1 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Cassopolis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.9 miles away.

measured now4 instruments

MI-05 EdwardsburgMC101

Beside a road/10.4 mi away/846 ft/43 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Three RiversHAI

At an airfield/21.6 mi away/823 ft/66 ft below here

temp, wind, gust, visibility, precip, pressure

Rank12of 979

St JosephSJOM4

At a river or reservoir gauge/28.1 mi away/587 ft/302 ft below here

temp, wind, gust, humidity, pressure

Rank702of 979

measured daily2 instruments

DowagiacDWGM4

At a cooperative observer's station/8.2 mi away/741 ft/148 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Three Rivers, drawn

The nearest airport reporting now, 21.6 mi from Cassopolis, Michigan. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

Broken at 1,100 ft, overcast at 1,700 ft; the ceiling is 1,100 ft; visibility 10 mi or more.

Section of the sky over Three Rivers, height above the station to scale: broken cloud with its base at 1,100 feet, overcast cloud with its base at 1,700 feet, the ceiling at 1,100 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HAIFIG. A THE SKY OVER THREE RIVERSSECTION, 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 1,700 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,100 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,100 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEThree Rivers, the skySTATION REPORT · ASOS HAITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HAI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

69.8 F with a dew point of 64.4 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,300 ft up; the lowest cloud reported is at 1,100 ft.

Chart of the air at Three Rivers: temperature 69.8 degrees Fahrenheit and dew point 64.4, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,300 feet above the station, against the lowest cloud reported at 1,100 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HAIFIG. B THE AIR AT THREE RIVERSTHE 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 F80 FSATURATES 1,300 FT ABOVE THE STATION, AT 63.1 FLOWEST CLOUD REPORTED, BKN 1,100 FTTEMPERATURE 69.8 FDEW POINT 64.4 FSPREAD 5.4 FRELATIVE HUMIDITY 83 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 POINTTITLEThree Rivers, the airSTATION REPORT · ASOS HAITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HAI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (270 degrees) at 16 mph, gusting 24 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Three Rivers, north up: blowing from 270 degrees, the west, at 16 miles an hour, gusting 24; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HAIFIG. C THE WIND AT THREE RIVERSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 270°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE19GUST, 24 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEThree Rivers, the windSTATION REPORT · ASOS HAITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HAI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Michigan

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

Near Cassopolis

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

Near Cassopolis

River and lake gauges