Storm Station
Sign in

Enemy Swim, South Dakota

Community in Day County, South Dakota

Air quality

The air at Enemy Swim

Index 23, good, led by coarse particles. Read at 11 PM from its reporting area, Watertown (SD), 37 miles off.

23Good
  • Fine particles (PM2.5)22Good-
  • Ozone18Good-
  • Coarse particles (PM10)23Good-

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 Enemy Swim

0.13 in in the last 24 hours, and none in the 2 days before, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.13in
Last 3 days
0.13in

Visibility

How far you can see at Enemy Swim, the next 44 hours

Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Fri 12 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Enemy Swim, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now4 instruments

SD RWIS WaubaySD079

Beside a road/7.6 mi away/1,814 ft/80 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Marvin 9SWMVNS2

At a river or reservoir gauge/21.3 mi away/1,924 ft/30 ft above here

temp, wind, gust, humidity, pressure

Rank-

Sisseton8D3

At an airfield/22.1 mi away/1,154 ft/740 ft below here

temp, wind, gust, visibility, precip, pressure

Rank122of 806

measured daily2 instruments

National Wildlife RefugeWNRS2

In a park or preserve/1.9 mi away/1,801 ft/93 ft below here

snowfall, snow depth, precip, high, low

Rank-

Waubay 4.8 NSD-DY-18

In a volunteer observer's own ground/2.1 mi away/1,860 ft/34 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Sisseton, drawn

The nearest airport reporting now, 22.1 mi from Enemy Swim, South Dakota. From its report of Oct 15, 2026, 10:56 PM local time: 3 of its 5 sheets.

The air

45.0 F with a dew point of 42.0 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up.

Chart of the air at Sisseton: temperature 45.0 degrees Fahrenheit and dew point 42.0, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D3FIG. B THE AIR AT SISSETONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 700 FT ABOVE THE STATION, AT 41.3 FTEMPERATURE 45.0 FDEW POINT 42.0 FSPREAD 3.0 FRELATIVE HUMIDITY 89 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 POINTTITLESisseton, the airSTATION REPORT · ASOS 8D3TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-8D3-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 23 mph, gusting 32 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 45 mph.

Plan of the wind at Sisseton, north up: blowing from 320 degrees, the northwest, at 23 miles an hour, gusting 32; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D3FIG. C THE WIND AT SISSETONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 23 MPH6STRONG BREEZE257NEAR GALE32GUST, 32 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESisseton, the windSTATION REPORT · ASOS 8D3TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-8D3-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The column

At 1,154 ft above sea level, 4 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.69 inHg and the temperature at 54.9 F; the station's altimeter setting of 30.16 inHg means its barometer reads 28.92 inHg; it reports 45.0 F, 9.9 F colder than standard.

Section from sea level of where Sisseton stands in the atmosphere, height to scale: the station 1,154 feet above sea level with 4 per cent of the air below it; the standard atmosphere's pressure there, 28.69 inches of mercury, and temperature, 54.9 degrees Fahrenheit; the altimeter setting of 30.16 and the station pressure it means, 28.92.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 8D3FIG. D WHERE SISSETON STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERESISSETON4 PER CENT OF THE AIR BELOW IT1,154 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE28.69 inHgSTANDARD TEMPERATURE HERE54.9 FALTIMETER SETTING, REPORTED30.16 inHgITS BAROMETER READS28.92 inHgTEMPERATURE, REPORTED45.0 FTITLESisseton, the columnSTATION REPORT · ASOS 8D3TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-8D3-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Sisseton, in 5 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in South Dakota

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

Near Enemy Swim

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

Near Enemy Swim

River and lake gauges