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Alzada, Montana

Community in Carter County, Montana

Air quality

The air at Alzada

Index 29, good, led by ozone. Read at 2 AM from its reporting area, Gillette (WY), 74 miles off.

29Good
  • Fine particles (PM2.5)4Good-
  • Ozone29Good-
  • Coarse particles (PM10)4Good-

The days ahead

Yesterday measured 47, good.

Smoke, the next 40 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Alzada

None in the last 24 hours; 0.10 in over the last 3 days, to Fri 2 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.10in

Visibility

How far you can see at Alzada, the next 40 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 3 instruments nearest Alzada, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.3 miles away.

measured now1 instrument

measured daily2 instruments

Albion 1NALBM8

At a cooperative observer's station/15.0 mi away/3,297 ft/141 ft below here

snowfall, snow depth, precip, high, low

Rank-

Ridge 3.8 NEMT-CT-3

In a volunteer observer's own ground/27.9 mi away/4,101 ft/663 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Alzada US-212 MP 139.4, drawn

The nearest instrument reporting now, 2.3 mi from Alzada, Montana. From its report of Oct 16, 2026, 2:15 AM local time: 3 of its 5 sheets.

The air

27.0 F with a dew point of 23.4 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.

Chart of the air at Alzada US-212 MP 139.4: temperature 27.0 degrees Fahrenheit and dew point 23.4, 86 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTALZFIG. B THE AIR AT ALZADA US-212 MP 139.4THE 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 800 FT ABOVE THE STATION, AT 22.6 FTEMPERATURE 27.0 FDEW POINT 23.4 FSPREAD 3.6 FRELATIVE HUMIDITY 86 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 POINTTITLEAlzada US-212 MP 139.4, the airSTATION REPORT · RWIS MTALZTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-MTALZ-1DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (293 degrees) at 4 mph, gusting 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 10 mph.

Plan of the wind at Alzada US-212 MP 139.4, north up: blowing from 293 degrees, the west northwest, at 4 miles an hour, gusting 6; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTALZFIG. C THE WIND AT ALZADA US-212 MP 139.4PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 293°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 4 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEAlzada US-212 MP 139.4, the windSTATION REPORT · RWIS MTALZTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-MTALZ-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 3,491 ft above sea level, 12 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 26.33 inHg and the temperature at 46.6 F; it reports 27.0 F, 19.6 F colder than standard.

Section from sea level of where Alzada US-212 MP 139.4 stands in the atmosphere, height to scale: the station 3,491 feet above sea level with 12 per cent of the air below it; the standard atmosphere's pressure there, 26.33 inches of mercury, and temperature, 46.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTALZFIG. D WHERE ALZADA US-212 MP 139.4 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 ATMOSPHEREALZADA US-212 MP 139.412 PER CENT OF THE AIR BELOW IT3,491 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 HERE26.33 inHgSTANDARD TEMPERATURE HERE46.6 FTEMPERATURE, REPORTED27.0 FTITLEAlzada US-212 MP 139.4, the columnSTATION REPORT · RWIS MTALZTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-MTALZ-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Alzada US-212 MP 139.4, in 5 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 Alzada

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

Near Alzada

River and lake gauges