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Vivian, South Dakota

Community in Lyman County, South Dakota

Air quality

The air at Vivian

Index 27, good, led by fine particles. Read at 11 PM from its reporting area, Pierre (SD), 30 miles off.

27Good
  • Fine particles (PM2.5)27Good-

The days ahead

Yesterday measured 37, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Vivian

0.08 in in the last 24 hours, 0.11 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.08in
Last 3 days
0.11in

Visibility

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

Visibility stays 7 miles or more through Sat 7 PM, lowest 7 miles Fri 4 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Vivian, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.0 miles away.

measured now5 instruments

Pierre 24SPRES2

At a river or reservoir gauge/7.1 mi away/2,110 ft/209 ft above here

temp, wind, gust, humidity, pressure

Rank266of 806

Pierre 24S94085

At a climate reference station/7.1 mi away/2,123 ft/222 ft above here

temp, humidity, wind, solar, precip

Rank511of 806

SD RWIS VivianSD075

Beside a road/8.7 mi away/2,005 ft/104 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

PierrePIR

At an airfield/31.5 mi away/1,713 ft/188 ft below here

temp, wind, gust, visibility, precip, pressure

Rank16of 806

measured daily2 instruments

Vivian 4.9 NSD-LY-32

In a volunteer observer's own ground/5.0 mi away/1,926 ft/25 ft above here

precip, snowfall, snow depth

Rank-

PreshoPRES2

At a cooperative observer's station/7.1 mi away/2,110 ft/209 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Pierre, drawn

The nearest airport reporting now, 31.5 mi from Vivian, South Dakota. From its report of Oct 15, 2026, 11:53 PM local time: 3 of its 6 sheets.

The sky

Overcast at 2,900 ft; the ceiling is 2,900 ft; visibility 10 mi or more.

Section of the sky over Pierre, height above the station to scale: overcast cloud with its base at 2,900 feet, the ceiling at 2,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIRFIG. A THE SKY OVER PIERRESECTION, 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 STATION01,0002,0003,0004,0005,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,900 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPierre, the skySTATION REPORT · ASOS PIRTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PIR-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

46.0 F with a dew point of 36.0 F, 68 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up; the lowest cloud reported is at 2,900 ft.

Chart of the air at Pierre: temperature 46.0 degrees Fahrenheit and dew point 36.0, 68 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,300 feet above the station, against the lowest cloud reported at 2,900 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIRFIG. B THE AIR AT PIERRETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00020 F30 F40 F50 F60 FSATURATES 2,300 FT ABOVE THE STATION, AT 33.9 FLOWEST CLOUD REPORTED, OVC 2,900 FTTEMPERATURE 46.0 FDEW POINT 36.0 FSPREAD 10.0 FRELATIVE HUMIDITY 68 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 POINTTITLEPierre, the airSTATION REPORT · ASOS PIRTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PIR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 32 mph, gusting 45 mph: force 7, a near gale on the Beaufort scale. The strongest gust today was 60 mph.

Plan of the wind at Pierre, north up: blowing from 330 degrees, the north northwest, at 32 miles an hour, gusting 45; beside it the Beaufort scale from calm to hurricane force, force 7, near gale, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PIRFIG. C THE WIND AT PIERREPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE32NOW, 32 MPH8GALE39GUST, 45 MPH9STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPierre, the windSTATION REPORT · ASOS PIRTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PIR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Pierre, 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 Vivian

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

Near Vivian

River and lake gauges