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Jeffers, Montana

Community in Madison County, Montana

Air quality

The air at Jeffers

Index 2, good, led by fine particles. Read at 3 AM from its reporting area, Dillon (MT), 46 miles off.

2Good
  • Fine particles (PM2.5)2Good-

The days ahead

Yesterday measured 13, good.

Smoke, the next 46 hours

No smoke near the ground through Sun 12 AM.

FriSat

Precipitation

What has fallen at Jeffers

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

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Jeffers, the next 46 hours

Visibility stays 10 miles or more through Sun 12 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Jeffers, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now5 instruments

EnnisENNM8

At a river or reservoir gauge/1.3 mi away/4,961 ft/33 ft above here

temp, wind, gust, humidity, pressure

Rank541of 1,053

EnnisEKS

At an airfield/6.0 mi away/5,349 ft/421 ft above here

temp, wind, gust, visibility, precip, pressure

Rank812of 1,053

measured daily2 instruments

EnnisENSM8

At a cooperative observer's station/0.7 mi away/4,954 ft/26 ft above here

snowfall, snow depth, precip, high, low

Rank27of 1,053

Station report

The weather at Ennis, drawn

The nearest airport reporting now, 6.0 mi from Jeffers, Montana. From its report of Oct 16, 2026, 3:30 AM 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 Ennis, 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 EKSFIG. A THE SKY OVER ENNISSECTION, 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 MORE0510TITLEEnnis, the skySTATION REPORT · ASOS EKSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-EKS-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

28.4 F with a dew point of 23.0 F, 80 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Ennis: temperature 28.4 degrees Fahrenheit and dew point 23.0, 80 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EKSFIG. B THE AIR AT ENNISTHE 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 1,200 FT ABOVE THE STATION, AT 21.8 FTEMPERATURE 28.4 FDEW POINT 23.0 FSPREAD 5.4 FRELATIVE HUMIDITY 80 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 POINTTITLEEnnis, the airSTATION REPORT · ASOS EKSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-EKS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (240 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Ennis, north up: blowing from 240 degrees, the west southwest, at 5 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 EKSFIG. C THE WIND AT ENNISPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 240°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEEnnis, the windSTATION REPORT · ASOS EKSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-EKS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

1in

Snow on the ground

Measured at Ennis (ENSM8), 0.7 miles from here, read 15 Oct, 09:00. measured daily

Elsewhere in Montana

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

Near Jeffers

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

Near Jeffers

River and lake gauges