Storm Station
Big Sky, Montana
47°
Mostly clear· Feels like 47°·Calm 1 mph SSW
Mostly cloudy, with a high near 66. Southwest wind 0 to 5 mph.
-UV
-Air quality
35%Humidity
33%Cloud

What is measuring near here

The 6 instruments nearest Big Sky, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.5 miles away.

measured now4 instruments

Big Sky Road MT-64 MP 7.2MTBSK

Beside a road/3.3 mi away/7,267 ft/902 ft above here

temp, pavement temp, wind, visibility, precip

Rank642of 702

Lone Mountain SnotelBSKM8

A snow pillow on a mountain/5.5 mi away/8,880 ft/2,515 ft above here

temp, wind, gust, humidity, pressure

Rank390of 702

EnnisEKS

At an airfield/16.2 mi away/5,349 ft/1,016 ft below here

temp, wind, gust, visibility, precip, pressure

Rank448of 702

Table MountainS0808

At a soil climate station/39.8 mi away/4,474 ft/1,891 ft below here

temp, humidity, soil temp, soil moisture

Rank-

measured daily2 instruments

Big Sky 1.7 NWMT-GN-21

In a volunteer observer's own ground/1.5 mi away/6,814 ft/449 ft above here

precip, snowfall, snow depth

Rank-

EnnisENSM8

At a cooperative observer's station/20.0 mi away/4,954 ft/1,411 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Ennis, drawn

The nearest airport reporting now, 16.2 mi from Big Sky. From its report of Sep 27, 2026, 7:50 AM local time: 3 of its 6 sheets.

The sky

Scattered at 12,000 ft; visibility 10 mi or more.

Section of the sky over Ennis, height above the station to scale: scattered cloud with its base at 12,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EKSFIG. A THE SKY OVER ENNISSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTSCT 12,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEEnnis, the skySTATION REPORT · ASOS EKSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-EKS-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

39.2 F with a dew point of 28.4 F, 65 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,400 ft up; the lowest cloud reported is at 12,000 ft.

Chart of the air at Ennis: temperature 39.2 degrees Fahrenheit and dew point 28.4, 65 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,400 feet above the station, against the lowest cloud reported at 12,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EKSFIG. B THE AIR AT ENNISTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00020 F30 F40 F50 FSATURATES 2,400 FT ABOVE THE STATION, AT 26.1 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 12,000 FTTEMPERATURE 39.2 FDEW POINT 28.4 FSPREAD 10.8 FRELATIVE HUMIDITY 65 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 POINTTITLEEnnis, the airSTATION REPORT · ASOS EKSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-EKS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Ennis, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EKSFIG. C THE WIND AT ENNISPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEEnnis, the windSTATION REPORT · ASOS EKSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-EKS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Ennis, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Ennis (ENSM8), 20.0 miles from here, read 26 Sep, 09:00. measured daily

Elsewhere in Montana

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

Near Big Sky

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