Storm Station
Angostura, South Dakota
59° 63°/54°
Clear· Feels like 59°·Gentle breeze 9 mph NE
Partly cloudy. Low around 53, with temperatures rising to around 55 overnight. Northeast wind 6 to 13 mph, with gusts as high as 20 mph.
0UV Low
-Air quality
69%Humidity
0%Cloud
Now
2:30 AM
59feels59
now, clear
Today
Sep 27
6354
11%
16mph
overcast
Mon
Sep 28
7953
30%
14mph
drizzle light
Tue
Sep 29
7661
30%
drizzle light
Wed
Sep 30
7659
23mph
overcast
Thu
Oct 1
6450
16mph
overcast
Fri
Oct 2
7851
20mph
overcast
Sat
Oct 3
8159
13%
25mph
overcast
59°
63°54°
79°53°
76°61°
76°59°
64°50°
78°51°
81°59°

As of 2:30 AM in Angostura, South Dakota.

What is measuring near here

The 5 instruments nearest Angostura, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.7 miles away.

measured now3 instruments

Sheps Canyon RAWSSDSS2

A remote fire weather station/4.7 mi away/3,322 ft/78 ft below here

temp, wind, gust, humidity, pressure

Rank26of 427

Sd RWIS Minnekahta #2SD604

Beside a road/16.4 mi away/4,163 ft/763 ft above here

temp, pavement temp, wind, visibility, precip

Rank415of 427

CusterCUT

At an airfield/30.4 mi away/5,534 ft/2,134 ft above here

temp, wind, gust, visibility, precip, pressure

Rank18of 427

measured daily2 instruments

Hot Springs 3.6 ESESD-FR-44

In a volunteer observer's own ground/6.0 mi away/3,311 ft/89 ft below here

precip, snowfall, snow depth

Rank-

OralORLS2

At a cooperative observer's station/8.7 mi away/2,982 ft/418 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Custer, drawn

The nearest airport reporting now, 30.4 mi from Angostura. From its report of Sep 27, 2026, 1:53 AM 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 6DATE2026-09-27IDSR-CUT-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

52.0 F with a dew point of 42.0 F, 69 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up.

Chart of the air at Custer: temperature 52.0 degrees Fahrenheit and dew point 42.0, 69 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; 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 STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 2,300 FT ABOVE THE STATION, AT 39.8 FTEMPERATURE 52.0 FDEW POINT 42.0 FSPREAD 10.0 FRELATIVE HUMIDITY 69 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 6DATE2026-09-27IDSR-CUT-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northeast (30 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Custer, north up: blowing from 30 degrees, the north northeast, at 6 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 30°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECuster, the windSTATION REPORT · ASOS CUTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-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 Oral (ORLS2), 8.7 miles from here, read 21 Sep, 07:00. measured daily

Elsewhere in South Dakota

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

Near Angostura

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