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Bigfork, Montana

Community in Flathead County, Montana

Air quality

The air at Bigfork

Index 38, good, led by fine particles. Read at 11 PM from its reporting area, Flathead Valley (MT), 20 miles off.

38Good
  • Fine particles (PM2.5)38Good20.5 mi
  • Coarse particles (PM10)35Good20.5 mi

The days ahead

Yesterday measured 40, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 6 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Bigfork

None in the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Bigfork, the next 43 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

On the radar over Bigfork, MontanaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Bigfork, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.4 miles away.

measured now4 instruments

KalispellGPI

At an airfield/18.2 mi away/2,979 ft/321 ft below here

temp, wind, gust, visibility, precip, pressure

Rank241of 1,053

measured daily2 instruments

CrestonCRSM8

At a cooperative observer's station/8.4 mi away/2,953 ft/347 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Kalispell, drawn

The nearest airport reporting now, 18.2 mi from Bigfork, Montana. From its report of Oct 15, 2026, 11:55 PM 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 Kalispell, 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 GPIFIG. A THE SKY OVER KALISPELLSECTION, 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 MORE0510TITLEKalispell, the skySTATION REPORT · ASOS GPITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-GPI-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

32.0 F with a dew point of 30.0 F, 92 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 Kalispell: temperature 32.0 degrees Fahrenheit and dew point 30.0, 92 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 GPIFIG. B THE AIR AT KALISPELLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 FSATURATES 500 FT ABOVE THE STATION, AT 29.6 FTEMPERATURE AND DEW POINT 32.0 F, 30.0 FRELATIVE HUMIDITY 92 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 POINTTITLEKalispell, the airSTATION REPORT · ASOS GPITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-GPI-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Kalispell, 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 GPIFIG. C THE WIND AT KALISPELLPLAN, 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 FORCE73TITLEKalispell, the windSTATION REPORT · ASOS GPITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-GPI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Creston (CRSM8), 8.4 miles from here, read 6 Oct, 08:00. measured daily

Elsewhere in Montana

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

Near Bigfork

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

Near Bigfork

River and lake gauges