Storm Station
Bynum, Montana
46°
Mostly clear· Feels like 41°·Gentle breeze 11 mph W
Mostly cloudy, with a low around 32. West wind around 1 mph.
-UV
-Air quality
33%Humidity
13%Cloud

What is measuring near here

The 5 instruments nearest Bynum, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.9 miles away.

measured now3 instruments

Pendroy US-89 MP 62.6MTPND

Beside a road/6.5 mi away/4,324 ft/343 ft above here

temp, pavement temp, wind, visibility, precip

Rank641of 702

Conrad Ag RcS2117

At a soil climate station/28.8 mi away/3,706 ft/275 ft below here

temp, humidity, soil temp, soil moisture

Rank-

measured daily2 instruments

Bynum 4 SseBYNM8

At a cooperative observer's station/3.9 mi away/4,035 ft/54 ft above here

snowfall, snow depth, precip, high, low

Rank-

Fairfield 5.0 NNEMT-TN-6

In a volunteer observer's own ground/26.9 mi away/3,911 ft/70 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Pendroy US-89 MP 62.6, drawn

The nearest instrument reporting now, 6.5 mi from Bynum. From its report of Sep 27, 2026, 2:45 AM local time: 3 of its 5 sheets.

The air

34.0 F with a dew point of 25.3 F, 70 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,000 ft up.

Chart of the air at Pendroy US-89 MP 62.6: temperature 34.0 degrees Fahrenheit and dew point 25.3, 70 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTPNDFIG. B THE AIR AT PENDROY US-89 MP 62.6THE 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 2,000 FT ABOVE THE STATION, AT 23.4 FTEMPERATURE 34.0 FDEW POINT 25.3 FSPREAD 8.7 FRELATIVE HUMIDITY 70 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 POINTTITLEPendroy US-89 MP 62.6, the airSTATION REPORT · RWIS MTPNDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-MTPND-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (225 degrees) at 3 mph, gusting 4 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 14 mph.

Plan of the wind at Pendroy US-89 MP 62.6, north up: blowing from 225 degrees, the southwest, at 3 miles an hour, gusting 4; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTPNDFIG. C THE WIND AT PENDROY US-89 MP 62.6PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 225°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE4GUST, 4 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPendroy US-89 MP 62.6, the windSTATION REPORT · RWIS MTPNDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-MTPND-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 4,324 ft above sea level, 15 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 25.53 inHg and the temperature at 43.6 F; it reports 34.0 F, 9.6 F colder than standard.

Section from sea level of where Pendroy US-89 MP 62.6 stands in the atmosphere, height to scale: the station 4,324 feet above sea level with 15 per cent of the air below it; the standard atmosphere's pressure there, 25.53 inches of mercury, and temperature, 43.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTPNDFIG. D WHERE PENDROY US-89 MP 62.6 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 ATMOSPHEREPENDROY US-89 MP 62.615 PER CENT OF THE AIR BELOW IT4,324 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 HERE25.53 inHgSTANDARD TEMPERATURE HERE43.6 FTEMPERATURE, REPORTED34.0 FTITLEPendroy US-89 MP 62.6, the columnSTATION REPORT · RWIS MTPNDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-MTPND-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Pendroy US-89 MP 62.6, in 5 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Bynum 4 Sse (BYNM8), 3.9 miles from here, read 25 Sep, 06:30. measured daily

Elsewhere in Montana

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

Near Bynum

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