Storm Station
McIntosh, South Dakota
54° 66°/51°
Clear· Feels like 54°·Gentle breeze 11 mph N
Partly cloudy. Low around 50, with temperatures rising to around 54 overnight. North wind around 13 mph.
0UV Low
23Air quality
57%Humidity
0%Cloud
Now
1:45 AM
54feels54
now, clear
Today
Sep 27
6651
11%
15mph
drizzle light
Mon
Sep 28
6953
76%
22mph
rain
Tue
Sep 29
7657
56%
overcast
Wed
Sep 30
7654
19mph
overcast
Thu
Oct 1
6247
14mph
clear day
Fri
Oct 2
6846
22mph
overcast
Sat
Oct 3
7355
21mph
overcast
54°
66°51°
69°53°
76°57°
76°54°
62°47°
68°46°
73°55°

As of 1:45 AM in McIntosh, South Dakota.

What is measuring near here

The 4 instruments nearest McIntosh, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.6 miles away.

measured now2 instruments

SD RWIS McLaughlinSD042

Beside a road/21.7 mi away/2,093 ft/232 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Grand River RAWSGRRS2

A remote fire weather station/25.4 mi away/2,093 ft/232 ft below here

temp, wind, gust, humidity, pressure

Rank27of 427

measured daily2 instruments

Lemmon-38MI.EMCIS2

At a cooperative observer's station/3.6 mi away/2,178 ft/147 ft below here

snowfall, snow depth, precip, high, low

Rank-

Mclaughlin 0.1 NSD-CR-16

In a volunteer observer's own ground/27.0 mi away/2,004 ft/321 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Grand River RAWS, drawn

The nearest instrument reporting now, 25.4 mi from McIntosh. From its report of Sep 27, 2026, 1:06 AM local time: 3 of its 5 sheets.

The air

56.0 F with a dew point of 54.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Grand River RAWS: temperature 56.0 degrees Fahrenheit and dew point 54.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GRRS2FIG. B THE AIR AT GRAND RIVER RAWSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 500 FT ABOVE THE STATION, AT 53.5 FTEMPERATURE AND DEW POINT 56.0 F, 54.0 FRELATIVE HUMIDITY 93 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 POINTTITLEGrand River RAWS, the airSTATION REPORT · DCP GRRS2TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-GRRS2-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (319 degrees) at 7 mph, gusting 9 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 9 mph.

Plan of the wind at Grand River RAWS, north up: blowing from 319 degrees, the northwest, at 7 miles an hour, gusting 9; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GRRS2FIG. C THE WIND AT GRAND RIVER RAWSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 319°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE8GUST, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGrand River RAWS, the windSTATION REPORT · DCP GRRS2TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-GRRS2-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 2,093 ft above sea level, 7 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 27.73 inHg and the temperature at 51.5 F; it reports 56.0 F, 4.5 F warmer than standard.

Section from sea level of where Grand River RAWS stands in the atmosphere, height to scale: the station 2,093 feet above sea level with 7 per cent of the air below it; the standard atmosphere's pressure there, 27.73 inches of mercury, and temperature, 51.5 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GRRS2FIG. D WHERE GRAND RIVER RAWS 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 ATMOSPHEREGRAND RIVER RAWS7 PER CENT OF THE AIR BELOW IT2,093 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 HERE27.73 inHgSTANDARD TEMPERATURE HERE51.5 FTEMPERATURE, REPORTED56.0 FTITLEGrand River RAWS, the columnSTATION REPORT · DCP GRRS2TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-GRRS2-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

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

0in

Snow on the ground

Measured at Lemmon-38MI.E (MCIS2), 3.6 miles from here, read 20 Sep, 19:00. measured daily

Elsewhere in South Dakota

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

Near McIntosh

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