Storm Station
Roscoe, Montana
44° 56°/38°
Clear· Feels like 44°·Light air 3 mph W
Partly cloudy, with a low around 41. Southeast wind around 2 mph.
0UV Low
-Air quality
45%Humidity
0%Cloud
Now
3:00 AM
44feels44
now, clear
Today
Sep 27
5638
overcast
Mon
Sep 28
6641
60%
20mph
drizzle light
Tue
Sep 29
7349
18%
clear day
Wed
Sep 30
7148
14mph
overcast
Thu
Oct 1
6742
overcast
Fri
Oct 2
7952
overcast
Sat
Oct 3
6950
19%
22mph
overcast
44°
56°38°
66°41°
73°49°
71°48°
67°42°
79°52°
69°50°

As of 3:00 AM in Roscoe, Montana.

What is measuring near here

The 5 instruments nearest Roscoe, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now3 instruments

Roscoe Hill MT-78 MP 18.8MTROH

Beside a road/0.9 mi away/5,335 ft/339 ft above here

temp, pavement temp, wind, visibility, precip

Rank593of 702

Burnt Mtn SnotelBMTM8

A snow pillow on a mountain/7.9 mi away/5,880 ft/884 ft above here

temp, wind, gust, humidity, pressure

Rank397of 702

Big Timber6S0

At an airfield/39.0 mi away/4,475 ft/521 ft below here

temp, wind, gust, visibility, precip, pressure

Rank701of 702

measured daily2 instruments

FishtailFSTM8

At a cooperative observer's station/7.0 mi away/4,455 ft/541 ft below here

snowfall, snow depth, precip, high, low

Rank-

Red Lodge 6.2 NNEMT-CB-4

In a volunteer observer's own ground/14.4 mi away/5,036 ft/40 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Roscoe Hill MT-78 MP 18.8, drawn

The nearest instrument reporting now, 0.9 mi from Roscoe. From its report of Sep 27, 2026, 2:45 AM local time: 3 of its 5 sheets.

The air

44.0 F with a dew point of 20.0 F, 38 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,400 ft up.

Chart of the air at Roscoe Hill MT-78 MP 18.8: temperature 44.0 degrees Fahrenheit and dew point 20.0, 38 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTROHFIG. B THE AIR AT ROSCOE HILL MT-78 MP 18.8THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0000 F10 F20 F30 F40 F50 F60 FSATURATES 5,400 FT ABOVE THE STATION, AT 15.2 FTEMPERATURE 44.0 FDEW POINT 20.0 FSPREAD 24.0 FRELATIVE HUMIDITY 38 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 POINTTITLERoscoe Hill MT-78 MP 18.8, the airSTATION REPORT · RWIS MTROHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-MTROH-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (338 degrees) at 2 mph, gusting 5 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 10 mph.

Plan of the wind at Roscoe Hill MT-78 MP 18.8, north up: blowing from 338 degrees, the north northwest, at 2 miles an hour, gusting 5; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTROHFIG. C THE WIND AT ROSCOE HILL MT-78 MP 18.8PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 338°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE4GUST, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERoscoe Hill MT-78 MP 18.8, the windSTATION REPORT · RWIS MTROHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-MTROH-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 5,335 ft above sea level, 18 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 24.59 inHg and the temperature at 40.0 F; it reports 44.0 F, 4.0 F warmer than standard.

Section from sea level of where Roscoe Hill MT-78 MP 18.8 stands in the atmosphere, height to scale: the station 5,335 feet above sea level with 18 per cent of the air below it; the standard atmosphere's pressure there, 24.59 inches of mercury, and temperature, 40.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTROHFIG. D WHERE ROSCOE HILL MT-78 MP 18.8 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 ATMOSPHEREROSCOE HILL MT-78 MP 18.818 PER CENT OF THE AIR BELOW IT5,335 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 HERE24.59 inHgSTANDARD TEMPERATURE HERE40.0 FTEMPERATURE, REPORTED44.0 FTITLERoscoe Hill MT-78 MP 18.8, the columnSTATION REPORT · RWIS MTROHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-MTROH-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Roscoe Hill MT-78 MP 18.8, in 5 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in Montana

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

Near Roscoe

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