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Midway Colony, Montana

Community in Pondera County, Montana

Air quality

The air at Midway Colony

Index 9, good, led by fine particles. Read at 4 PM from its reporting area, Choteau (MT), 19 miles off.

9Good
  • Fine particles (PM2.5)9Good-

The days ahead

Yesterday measured 9, good.

Smoke, the next 45 hours

Little smoke near the ground through Sun 12 PM: the index from smoke stays at 22 or under.

FriSatSun

Precipitation

What has fallen at Midway Colony

None in the last 3 days, to Fri 3 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 Midway Colony, the next 45 hours

Visibility stays 10 miles or more through Sun 12 PM.

FriSatSun

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

What is measuring near here

The 7 instruments nearest Midway Colony, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.9 miles away.

measured now5 instruments

Conrad 5ECNWM8

At a river or reservoir gauge/10.1 mi away/3,520 ft/331 ft below here

temp, wind, gust, humidity, pressure

Rank410of 1,053

Conrad Ag RcS2117

At a soil climate station/16.8 mi away/3,706 ft/145 ft below here

temp, humidity, soil temp, soil moisture

Rank669of 1,053

ShelbySBX

At an airfield/33.2 mi away/3,428 ft/423 ft below here

temp, wind, gust, visibility, precip, pressure

Rank208of 1,053

measured daily2 instruments

ConradCRDM8

At a cooperative observer's station/7.9 mi away/3,501 ft/350 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Shelby, drawn

The nearest airport reporting now, 33.2 mi from Midway Colony, Montana. From its report of Oct 16, 2026, 3:55 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 Shelby, 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 SBXFIG. A THE SKY OVER SHELBYSECTION, 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 MORE0510TITLEShelby, the skySTATION REPORT · ASOS SBXTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SBX-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

73.4 F with a dew point of 30.2 F, 20 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 9,700 ft up.

Chart of the air at Shelby: temperature 73.4 degrees Fahrenheit and dew point 30.2, 20 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 9,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBXFIG. B THE AIR AT SHELBYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00010 F30 F50 F70 FSATURATES 9,700 FT ABOVE THE STATION, AT 21.5 FTEMPERATURE 73.4 FDEW POINT 30.2 FSPREAD 43.2 FRELATIVE HUMIDITY 20 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 POINTTITLEShelby, the airSTATION REPORT · ASOS SBXTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SBX-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 14 mph, gusting 21 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 30 mph.

Plan of the wind at Shelby, north up: blowing from 250 degrees, the west southwest, at 14 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SBXFIG. C THE WIND AT SHELBYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEShelby, the windSTATION REPORT · ASOS SBXTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SBX-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Conrad (CRDM8), 7.9 miles from here, read 8 Oct, 18:00. measured daily

Elsewhere in Montana

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

Near Midway Colony

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

Near Midway Colony

River and lake gauges