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Fairburn, South Dakota

Town in Custer County, South Dakota

Air quality

The air at Fairburn

Index 38, good, led by ozone. Read at 10 PM from its reporting area, Wind Cave (SD), 16 miles off.

38Good
  • Fine particles (PM2.5)34Good-
  • Ozone38Good-
  • Coarse particles (PM10)7Good-

The days ahead

Yesterday measured 39, good.

Smoke, the next 45 hours

Little smoke near the ground through Sun 6 PM: the index from smoke stays at 6 or under.

SatSun

Precipitation

What has fallen at Fairburn

None in the last 24 hours; 0.19 in over the last 3 days, to Fri 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.19in

Visibility

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

Visibility stays 10 miles or more through Sun 6 PM.

SatSun

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

What is measuring near here

The 6 instruments nearest Fairburn, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now4 instruments

CusterCUT

At an airfield/20.3 mi away/5,534 ft/2,236 ft above here

temp, wind, gust, visibility, precip, pressure

Rank677of 817

measured daily2 instruments

Fairburn 2.8 SESD-CS-11

In a volunteer observer's own ground/2.9 mi away/3,179 ft/119 ft below here

precip, snowfall, snow depth

Rank-

Wind CaveWNDS2

At a cooperative observer's station/16.6 mi away/4,229 ft/931 ft above here

snowfall, snow depth, precip, high, low

Rank762of 817

Station report

The weather at Custer, drawn

The nearest airport reporting now, 20.3 mi from Fairburn, South Dakota. From its report of Oct 16, 2026, 9:53 PM 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 Custer, 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 CUTFIG. A THE SKY OVER CUSTERSECTION, 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 MORE0510TITLECuster, the skySTATION REPORT · ASOS CUTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-CUT-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

40.0 F with a dew point of 21.0 F, 46 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,300 ft up.

Chart of the air at Custer: temperature 40.0 degrees Fahrenheit and dew point 21.0, 46 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CUTFIG. B THE AIR AT CUSTERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00010 F20 F30 F40 F50 FSATURATES 4,300 FT ABOVE THE STATION, AT 17.2 FTEMPERATURE 40.0 FDEW POINT 21.0 FSPREAD 19.0 FRELATIVE HUMIDITY 46 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 POINTTITLECuster, the airSTATION REPORT · ASOS CUTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-CUT-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 21 mph.

Plan of the wind at Custer, north up: blowing from 250 degrees, the west southwest, 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 CUTFIG. C THE WIND AT CUSTERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECuster, the windSTATION REPORT · ASOS CUTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-CUT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Wind Cave (WNDS2), 16.6 miles from here, read 16 Oct, 13:00. measured daily

Elsewhere in South Dakota

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

Near Fairburn

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

Near Fairburn

River and lake gauges