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Brooks, Montana

Community in Fergus County, Montana

Air quality

The air at Brooks

Index 30, good, led by ozone. Read at 2 AM from its reporting area, Lewistown (MT), 11 miles off.

30Good
  • Fine particles (PM2.5)26Good-
  • Ozone30Good-
  • Coarse particles (PM10)4Good-

The days ahead

Yesterday measured 32, good.

Smoke, the next 40 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Brooks

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 Brooks, the next 40 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Brooks, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 9.3 miles away.

measured now4 instruments

Judith RAWSJPKM8

A remote fire weather station/9.4 mi away/6,351 ft/2,378 ft above here

temp, wind, gust, humidity, pressure

Rank666of 1,053

Lewistown MunicipalLWT

At an airfield/11.1 mi away/4,167 ft/194 ft above here

temp, wind, gust, visibility, precip, pressure

Rank-

MoccasinS2119

At a soil climate station/26.9 mi away/4,256 ft/283 ft above here

temp, humidity, soil temp, soil moisture

Rank687of 1,053

measured daily2 instruments

LewistownLCMM8

At a cooperative observer's station/9.3 mi away/4,032 ft/59 ft above here

snowfall, snow depth, precip, high, low

Rank-

Lewistown 2.9 WNWMT-FG-2

In a volunteer observer's own ground/9.8 mi away/4,043 ft/70 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Judith RAWS, drawn

The nearest instrument reporting now, 9.4 mi from Brooks, Montana. From its report of Oct 16, 2026, 1:52 AM local time: 3 of its 5 sheets.

The air

38.0 F with a dew point of 18.0 F, 44 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,500 ft up.

Chart of the air at Judith RAWS: temperature 38.0 degrees Fahrenheit and dew point 18.0, 44 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JPKM8FIG. B THE AIR AT JUDITH RAWSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0000 F10 F20 F30 F40 F50 FSATURATES 4,500 FT ABOVE THE STATION, AT 14.0 FTEMPERATURE 38.0 FDEW POINT 18.0 FSPREAD 20.0 FRELATIVE HUMIDITY 44 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 POINTTITLEJudith RAWS, the airSTATION REPORT · DCP JPKM8TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-JPKM8-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 17 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Judith RAWS, north up: blowing from 200 degrees, the south southwest, at 17 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JPKM8FIG. C THE WIND AT JUDITH RAWSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEJudith RAWS, the windSTATION REPORT · DCP JPKM8TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-JPKM8-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 6,351 ft above sea level, 21 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 23.66 inHg and the temperature at 36.4 F; it reports 38.0 F, 1.6 F warmer than standard.

Section from sea level of where Judith RAWS stands in the atmosphere, height to scale: the station 6,351 feet above sea level with 21 per cent of the air below it; the standard atmosphere's pressure there, 23.66 inches of mercury, and temperature, 36.4 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT JPKM8FIG. D WHERE JUDITH RAWS 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 ATMOSPHEREJUDITH RAWS21 PER CENT OF THE AIR BELOW IT6,351 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 HERE23.66 inHgSTANDARD TEMPERATURE HERE36.4 FTEMPERATURE, REPORTED38.0 FTITLEJudith RAWS, the columnSTATION REPORT · DCP JPKM8TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-JPKM8-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Judith RAWS, 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 Brooks

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

Near Brooks

River and lake gauges