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Radersburg, Montana

Community in Broadwater County, Montana

Air quality

The air at Radersburg

Index 29, good, led by fine particles. Read at 10 PM from its reporting area, Helena (MT), 33 miles off.

29Good
  • Fine particles (PM2.5)29Good-

The days ahead

Yesterday measured 34, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Radersburg

None in the last 3 days, to Thu 10 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 Radersburg, the next 44 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Radersburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.7 miles away.

measured now5 instruments

measured daily2 instruments

Townsend 0.4 EMT-BW-2

In a volunteer observer's own ground/10.3 mi away/3,843 ft/470 ft below here

precip, snowfall, snow depth

Rank-

TownsendTOWM8

At a cooperative observer's station/10.4 mi away/3,812 ft/501 ft below here

snowfall, snow depth, precip, high, low

Rank785of 1,053

Station report

The weather at Helena Regional, drawn

The nearest airport reporting now, 32.5 mi from Radersburg, Montana. From its report of Oct 15, 2026, 10:53 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 Helena Regional, 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 HLNFIG. A THE SKY OVER HELENA REGIONALSECTION, 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 MORE0510TITLEHelena Regional, the skySTATION REPORT · ASOS HLNTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HLN-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

36.0 F with a dew point of 30.0 F, 79 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up.

Chart of the air at Helena Regional: temperature 36.0 degrees Fahrenheit and dew point 30.0, 79 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HLNFIG. B THE AIR AT HELENA REGIONALTHE 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 1,400 FT ABOVE THE STATION, AT 28.7 FTEMPERATURE 36.0 FDEW POINT 30.0 FSPREAD 6.0 FRELATIVE HUMIDITY 79 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 POINTTITLEHelena Regional, the airSTATION REPORT · ASOS HLNTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HLN-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Helena Regional, north up: blowing from 250 degrees, the west southwest, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HLNFIG. C THE WIND AT HELENA REGIONALPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHelena Regional, the windSTATION REPORT · ASOS HLNTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HLN-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Townsend (TOWM8), 10.4 miles from here, read 14 Oct, 17:00. measured daily

Elsewhere in Montana

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

Near Radersburg

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

Near Radersburg

River and lake gauges