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Cyr, Montana

Community in Mineral County, Montana

Air quality

The air at Cyr

Index 20, good, led by fine particles. Read at 1 AM from its reporting area, Missoula (MT), 29 miles off.

20Good
  • Fine particles (PM2.5)20Good-
  • Ozone6Good-
  • Coarse particles (PM10)8Good-

The days ahead

Yesterday measured 16, good.

Smoke, the next 41 hours

Little smoke near the ground through Sat 6 PM: the index from smoke stays at 33 or under.

FriSat

Precipitation

What has fallen at Cyr

None in the last 3 days, to Fri 12 AM. 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 Cyr, the next 41 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Cyr, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.5 miles away.

measured now4 instruments

measured daily2 instruments

AlbertonABTM8

At a cooperative observer's station/5.5 mi away/3,130 ft/142 ft above here

snowfall, snow depth, precip, high, low

Rank793of 1,053

Alberton 3.5 ESEMT-MN-1

In a volunteer observer's own ground/8.9 mi away/3,199 ft/211 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Missoula/Bell Field, drawn

The nearest airport reporting now, 24.3 mi from Cyr, Montana. From its report of Oct 16, 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 Missoula/Bell Field, 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 MSOFIG. A THE SKY OVER MISSOULA/BELL FIELDSECTION, 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 MORE0510TITLEMissoula/Bell Field, the skySTATION REPORT · ASOS MSOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MSO-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

36.0 F with a dew point of 34.0 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 Missoula/Bell Field: temperature 36.0 degrees Fahrenheit and dew point 34.0, 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 MSOFIG. B THE AIR AT MISSOULA/BELL FIELDTHE 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 F50 FSATURATES 500 FT ABOVE THE STATION, AT 33.5 FTEMPERATURE AND DEW POINT 36.0 F, 34.0 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 POINTTITLEMissoula/Bell Field, the airSTATION REPORT · ASOS MSOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MSO-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Missoula/Bell Field, north up: blowing from 160 degrees, the south southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSOFIG. C THE WIND AT MISSOULA/BELL FIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMissoula/Bell Field, the windSTATION REPORT · ASOS MSOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MSO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Alberton (ABTM8), 5.5 miles from here, read 14 Oct, 08:00. measured daily

Elsewhere in Montana

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

Near Cyr

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

Near Cyr

River and lake gauges