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Neihart, Montana

Town in Cascade County, Montana

Air quality

The air at Neihart

Index 30, good, led by ozone. Read at 12 AM from its reporting area, Lewistown (MT), 61 miles off.

30Good
  • Fine particles (PM2.5)23Good-
  • Ozone30Good-
  • Coarse particles (PM10)4Good-

The days ahead

Yesterday measured 35, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Neihart

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 Neihart, the next 43 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Neihart, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.8 miles away.

measured now4 instruments

MoccasinS2119

At a soil climate station/37.9 mi away/4,256 ft/1,379 ft below here

temp, humidity, soil temp, soil moisture

Rank687of 1,053

measured daily2 instruments

Millegan 14SEMGZM8

At a cooperative observer's station/20.7 mi away/4,977 ft/658 ft below here

snowfall, snow depth, precip, high, low

Rank-

Raynesford 6.0 ESEMT-JB-3

In a volunteer observer's own ground/20.9 mi away/4,455 ft/1,180 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Onion Park Snotel, drawn

The nearest instrument reporting now, 5.8 mi from Neihart, Montana. From its report of Oct 15, 2026, 10:00 PM local time: 3 of its 4 sheets.

The air

24.6 F with a dew point of 23.3 F, 95 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 Onion Park Snotel: temperature 24.6 degrees Fahrenheit and dew point 23.3, 95 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 ONPM8FIG. B THE AIR AT ONION PARK SNOTELTHE 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 23.1 FTEMPERATURE AND DEW POINT 24.6 F, 23.3 FRELATIVE HUMIDITY 95 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 POINTTITLEOnion Park Snotel, the airSTATION REPORT · DCP ONPM8TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-ONPM8-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The column

At 7,410 ft above sea level, 24 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 22.73 inHg and the temperature at 32.6 F; it reports 24.6 F, 8.0 F colder than standard.

Section from sea level of where Onion Park Snotel stands in the atmosphere, height to scale: the station 7,410 feet above sea level with 24 per cent of the air below it; the standard atmosphere's pressure there, 22.73 inches of mercury, and temperature, 32.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONPM8FIG. D WHERE ONION PARK SNOTEL STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,00020,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREONION PARK SNOTEL24 PER CENT OF THE AIR BELOW IT7,410 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 FT50 PER CENT OF THE AIR BELOW, 17,970 FTSTANDARD PRESSURE HERE22.73 inHgSTANDARD TEMPERATURE HERE32.6 FTEMPERATURE, REPORTED24.6 FTITLEOnion Park Snotel, the columnSTATION REPORT · DCP ONPM8TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-ONPM8-2DRAWN 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 46.91 N, and the day is 10 h 41 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 Onion Park Snotel, 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 41 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ONPM8FIG. E THE SUN AT ONION PARK SNOTELELEVATION 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 41 MINLEVEL GROUND TAKES 56 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 46.91 N; THE SUN'S DECLINATION -9.1°TITLEOnion Park Snotel, the sunSTATION REPORT · DCP ONPM8TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-ONPM8-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Onion Park Snotel, in 4 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Montana

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

Near Neihart

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

Near Neihart

River and lake gauges