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Canton, South Dakota

City in Lincoln County, South Dakota

Air quality

The air at Canton

Index 17, good, led by fine particles. Read at 12 AM from its reporting area, Sioux Falls (SD), 18 miles off.

17Good
  • Fine particles (PM2.5)17Good-
  • Ozone7Good-
  • Coarse particles (PM10)11Good-

The days ahead

Yesterday measured 32, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 7 PM.

SatSun

Precipitation

What has fallen at Canton

None in the last 24 hours; 0.76 in over the last 3 days, to Sat 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.76in

Visibility

How far you can see at Canton, the next 43 hours

Visibility stays 10 miles or more through Sun 7 PM.

SatSun

On the radar over Canton, South DakotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 8 instruments nearest Canton, 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 now6 instruments

Sioux FallsFSD

At an airfield/20.6 mi away/1,407 ft/127 ft above here

temp, wind, gust, visibility, precip, pressure

Rank135of 817

measured daily2 instruments

CantonCNNS2

At a cooperative observer's station/0.1 mi away/1,309 ft/29 ft above here

snowfall, snow depth, precip, high, low

Rank21of 817

Canton 0.7 WSD-LN-30

In a volunteer observer's own ground/0.3 mi away/1,275 ft/5 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Sioux Falls, drawn

The nearest airport reporting now, 20.6 mi from Canton, South Dakota. From its report of Oct 17, 2026, 12:56 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Sioux Falls, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSDFIG. A THE SKY OVER SIOUX FALLSSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESioux Falls, the skySTATION REPORT · ASOS FSDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-FSD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

35.0 F with a dew point of 31.0 F, 85 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up.

Chart of the air at Sioux Falls: temperature 35.0 degrees Fahrenheit and dew point 31.0, 85 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSDFIG. B THE AIR AT SIOUX FALLSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 900 FT ABOVE THE STATION, AT 30.1 FTEMPERATURE 35.0 FDEW POINT 31.0 FSPREAD 4.0 FRELATIVE HUMIDITY 85 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 POINTTITLESioux Falls, the airSTATION REPORT · ASOS FSDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-FSD-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Sioux Falls, north up: blowing from 200 degrees, the south southwest, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSDFIG. C THE WIND AT SIOUX FALLSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESioux Falls, the windSTATION REPORT · ASOS FSDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-FSD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Canton (CNNS2), 0.1 miles from here, read 16 Oct, 06:20. measured daily

Elsewhere in South Dakota

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

Near Canton

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

Near Canton

River and lake gauges