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Musselshell, Montana

Community in Musselshell County, Montana

Air quality

The air at Musselshell

Index 29, good, led by fine particles. Read at 12 AM from its reporting area, Billings (MT), 55 miles off.

29Good
  • Fine particles (PM2.5)29Good-
  • Ozone21Good-

The days ahead

Yesterday measured 26, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Musselshell

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 Musselshell, the next 43 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 4 instruments nearest Musselshell, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.1 miles away.

measured now2 instruments

measured daily2 instruments

Station report

The weather at Lower Musselshell Agrimet Station Nr Mel, drawn

The nearest instrument reporting now, 5.1 mi from Musselshell, Montana. From its report of Oct 15, 2026, 11:45 PM local time: 3 of its 4 sheets.

The air

25.5 F with a dew point of 24.0 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 300 ft up.

Chart of the air at Lower Musselshell Agrimet Station Nr Mel: temperature 25.5 degrees Fahrenheit and dew point 24.0, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LMMM8FIG. B THE AIR AT LOWER MUSSELSHELL AGRIMET STATION NR MELTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00010 F20 F30 F40 FSATURATES 300 FT ABOVE THE STATION, AT 23.6 FTEMPERATURE AND DEW POINT 25.5 F, 24.0 FRELATIVE HUMIDITY 94 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 POINTTITLELower Musselshell Agrimet Station Nr Mel, the airSTATION REPORT · DCP LMMM8TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-LMMM8-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The column

At 2,956 ft above sea level, 10 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 26.86 inHg and the temperature at 48.5 F; it reports 25.5 F, 23.0 F colder than standard.

Section from sea level of where Lower Musselshell Agrimet Station Nr Mel stands in the atmosphere, height to scale: the station 2,956 feet above sea level with 10 per cent of the air below it; the standard atmosphere's pressure there, 26.86 inches of mercury, and temperature, 48.5 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LMMM8FIG. D WHERE LOWER MUSSELSHELL AGRIMET STATION NR MEL STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERELOWER MUSSELSHELL AGRIMET STATION NR MEL10 PER CENT OF THE AIR BELOW IT2,956 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE26.86 inHgSTANDARD TEMPERATURE HERE48.5 FTEMPERATURE, REPORTED25.5 FTITLELower Musselshell Agrimet Station Nr Mel, the columnSTATION REPORT · DCP LMMM8TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-LMMM8-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 34 degrees above the horizon at 46.56 N, and the day is 10 h 42 min long. Level ground there takes 56 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Lower Musselshell Agrimet Station Nr Mel, angles true: on Oct 16 it stands 34 degrees above the horizon, against 67 at the June solstice, 43 at the equinoxes and 20 at the December solstice; the day is 10 h 42 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LMMM8FIG. E THE SUN AT LOWER MUSSELSHELL AGRIMET STATION NR MELELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 67°EQUINOXES 43°DECEMBER SOLSTICE 20°OCT 16, 34°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 42 MINLEVEL GROUND TAKES 56 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 46.56 N; THE SUN'S DECLINATION -9.1°TITLELower Musselshell Agrimet Station Nr Mel, the sunSTATION REPORT · DCP LMMM8TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-LMMM8-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Lower Musselshell Agrimet Station Nr Mel, in 4 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Pompeys Pillar 18 N (PMPM8), 21.0 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Montana

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

Near Musselshell

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

Near Musselshell

River and lake gauges