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Cavour, South Dakota

Town in Beadle County, South Dakota

Air quality

The air at Cavour

Index 24, good, led by ozone. Read at 1 PM from its reporting area, Watertown (SD), 58 miles off.

24Good
  • Fine particles (PM2.5)19Good-
  • Ozone24Good-
  • Coarse particles (PM10)7Good-

The days ahead

Yesterday measured 28, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Cavour

None in the last 24 hours; 0.30 in over the last 3 days, to Fri 12 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.30in

Visibility

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

Visibility stays 10 miles or more through Sun 7 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Cavour, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.2 miles away.

measured now3 instruments

HuronHON

At an airfield/9.3 mi away/1,261 ft/45 ft below here

temp, wind, gust, visibility, precip, pressure

Rank136of 806

Huron RAWSRHUS2

A remote fire weather station/37.2 mi away/1,900 ft/594 ft above here

temp, wind, gust, humidity, pressure

Rank133of 806

measured daily2 instruments

Huron 2.3 ENESD-BD-32

In a volunteer observer's own ground/6.5 mi away/1,299 ft/7 ft below here

precip, snowfall, snow depth

Rank51of 806

Woonsocket 13NEWSKS2

At a cooperative observer's station/15.0 mi away/1,307 ft/1 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Huron, drawn

The nearest airport reporting now, 9.3 mi from Cavour, South Dakota. From its report of Oct 16, 2026, 12:55 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 Huron, 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 HONFIG. A THE SKY OVER HURONSECTION, 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 MORE0510TITLEHuron, the skySTATION REPORT · ASOS HONTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HON-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

49.0 F with a dew point of 30.0 F, 48 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 Huron: temperature 49.0 degrees Fahrenheit and dew point 30.0, 48 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 HONFIG. B THE AIR AT HURONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00020 F30 F40 F50 F60 FSATURATES 4,300 FT ABOVE THE STATION, AT 26.0 FTEMPERATURE 49.0 FDEW POINT 30.0 FSPREAD 19.0 FRELATIVE HUMIDITY 48 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 POINTTITLEHuron, the airSTATION REPORT · ASOS HONTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HON-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 15 mph, gusting 21 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 49 mph.

Plan of the wind at Huron, north up: blowing from 330 degrees, the north northwest, at 15 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HONFIG. C THE WIND AT HURONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 15 MPH5FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHuron, the windSTATION REPORT · ASOS HONTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HON-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in South Dakota

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

Near Cavour

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

Near Cavour

River and lake gauges