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Shamrock Colony, South Dakota

Community in Beadle County, South Dakota

Air quality

The air at Shamrock Colony

Index 29, good, led by fine particles. Read at 11 PM from its reporting area, Watertown (SD), 45 miles off.

29Good
  • Fine particles (PM2.5)29Good-
  • Ozone18Good-
  • Coarse particles (PM10)19Good-

The days ahead

Yesterday measured 21, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Shamrock Colony

0.32 in in the last 24 hours, and none in the 2 days before, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.32in
Last 3 days
0.32in

Visibility

How far you can see at Shamrock Colony, the next 44 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 10 miles Fri 1 AM.

FriSat

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

What is measuring near here

The 4 instruments nearest Shamrock Colony, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.1 miles away.

measured now2 instruments

HuronHON

At an airfield/21.2 mi away/1,261 ft/159 ft below here

temp, wind, gust, visibility, precip, pressure

Rank136of 806

measured daily2 instruments

Carpenter 0.0 NSD-CK-8

In a volunteer observer's own ground/2.1 mi away/1,454 ft/34 ft above here

precip, snowfall, snow depth

Rank-

DolandDOLS2

At a cooperative observer's station/20.4 mi away/1,348 ft/72 ft below here

snowfall, snow depth, precip, high, low

Rank18of 806

Station report

The weather at Huron, drawn

The nearest airport reporting now, 21.2 mi from Shamrock Colony, South Dakota. From its report of Oct 15, 2026, 11:55 PM local time: 3 of its 6 sheets.

The sky

Overcast at 2,500 ft; the ceiling is 2,500 ft; visibility 10 mi or more.

Section of the sky over Huron, height above the station to scale: overcast cloud with its base at 2,500 feet, the ceiling at 2,500 feet, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,500 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,500 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, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

47.0 F with a dew point of 39.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,500 ft.

Chart of the air at Huron: temperature 47.0 degrees Fahrenheit and dew point 39.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,500 feet; 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 STATION01,0002,0003,0004,00030 F40 F50 F60 FSATURATES 1,800 FT ABOVE THE STATION, AT 37.2 FLOWEST CLOUD REPORTED, OVC 2,500 FTTEMPERATURE 47.0 FDEW POINT 39.0 FSPREAD 8.0 FRELATIVE HUMIDITY 74 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 24 mph, gusting 36 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 46 mph.

Plan of the wind at Huron, north up: blowing from 330 degrees, the north northwest, at 24 miles an hour, gusting 36; beside it the Beaufort scale from calm to hurricane force, force 5, fresh 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 BREEZE135FRESH BREEZE19NOW, 24 MPH6STRONG BREEZE257NEAR GALE32GUST, 36 MPH8GALE399STRONG 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

0in

Snow on the ground

Measured at Doland (DOLS2), 20.4 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in South Dakota

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

Near Shamrock Colony

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

Near Shamrock Colony

River and lake gauges