Storm Station
Surprise Creek Colony, Montana
53°
Mostly clear· Feels like 53°·Fresh breeze 19 mph WNW
Partly cloudy, with a low around 33. West southwest wind around 3 mph.
-UV
-Air quality
22%Humidity
20%Cloud

What is measuring near here

The 6 instruments nearest Surprise Creek Colony, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.6 miles away.

measured now4 instruments

GeyserMTGYS

Beside a road/8.6 mi away/4,196 ft/96 ft below here

temp, pavement temp, wind, visibility, precip

Rank641of 702

Judith River Wma CRNJRWM8

At a river or reservoir gauge/19.8 mi away/5,115 ft/823 ft above here

temp, wind, gust, humidity, pressure

Rank131of 702

MoccasinS2119

At a soil climate station/19.9 mi away/4,256 ft/36 ft below here

temp, humidity, soil temp, soil moisture

Rank-

Lewistown 42 WSW04140

At a climate reference station/20.2 mi away/5,070 ft/778 ft above here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

StanfordSTNM8

At a cooperative observer's station/5.6 mi away/4,275 ft/17 ft below here

snowfall, snow depth, precip, high, low

Rank-

Stanford 0.1 NWMT-JB-2

In a volunteer observer's own ground/5.8 mi away/4,287 ft/5 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Geyser, drawn

The nearest instrument reporting now, 8.6 mi from Surprise Creek Colony. From its report of Sep 27, 2026, 2:45 AM local time: 3 of its 5 sheets.

The air

30.0 F with a dew point of 18.9 F, 63 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up.

Chart of the air at Geyser: temperature 30.0 degrees Fahrenheit and dew point 18.9, 63 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTGYSFIG. B THE AIR AT GEYSERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00010 F20 F30 F40 FSATURATES 2,500 FT ABOVE THE STATION, AT 16.7 FTEMPERATURE 30.0 FDEW POINT 18.9 FSPREAD 11.1 FRELATIVE HUMIDITY 63 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 POINTTITLEGeyser, the airSTATION REPORT · RWIS MTGYSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-MTGYS-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (203 degrees) at 10 mph, gusting 11 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 13 mph.

Plan of the wind at Geyser, north up: blowing from 203 degrees, the south southwest, at 10 miles an hour, gusting 11; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTGYSFIG. C THE WIND AT GEYSERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 203°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEGeyser, the windSTATION REPORT · RWIS MTGYSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-MTGYS-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 4,196 ft above sea level, 14 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 25.65 inHg and the temperature at 44.0 F; it reports 30.0 F, 14.0 F colder than standard.

Section from sea level of where Geyser stands in the atmosphere, height to scale: the station 4,196 feet above sea level with 14 per cent of the air below it; the standard atmosphere's pressure there, 25.65 inches of mercury, and temperature, 44.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MTGYSFIG. D WHERE GEYSER 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 ATMOSPHEREGEYSER14 PER CENT OF THE AIR BELOW IT4,196 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 HERE25.65 inHgSTANDARD TEMPERATURE HERE44.0 FTEMPERATURE, REPORTED30.0 FTITLEGeyser, the columnSTATION REPORT · RWIS MTGYSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-MTGYS-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Geyser, in 5 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Stanford (STNM8), 5.6 miles from here, read 26 Sep, 18:00. measured daily

Elsewhere in Montana

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

Near Surprise Creek Colony

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