Storm Station
Geraldine, Montana
49°
Mostly clear· Feels like 45°·Gentle breeze 10 mph W
Partly cloudy, with a low around 38. West southwest wind around 5 mph.
-UV
-Air quality
34%Humidity
22%Cloud

What is measuring near here

The 5 instruments nearest Geraldine, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 12.1 miles away.

measured now3 instruments

Missouri River AT Fort BentonFBNM8

At a river or reservoir gauge/23.8 mi away/2,635 ft/511 ft below here

temp, wind, gust, humidity, pressure

Rank297of 702

Fort Benton79S

At an airfield/24.1 mi away/2,867 ft/279 ft below here

temp, wind, gust, visibility, precip, pressure

Rank541of 702

GeyserMTGYS

Beside a road/26.2 mi away/4,196 ft/1,050 ft above here

temp, pavement temp, wind, visibility, precip

Rank641of 702

measured daily2 instruments

Geraldine 12.0 EMT-CH-6

In a volunteer observer's own ground/12.1 mi away/3,157 ft/11 ft above here

precip, snowfall, snow depth

Rank-

Fort BentonFTBM8

At a cooperative observer's station/23.8 mi away/2,631 ft/515 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fort Benton, drawn

The nearest airport reporting now, 24.1 mi from Geraldine. From its report of Sep 27, 2026, 3:35 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 Fort Benton, 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 79SFIG. A THE SKY OVER FORT BENTONSECTION, 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 MORE0510TITLEFort Benton, the skySTATION REPORT · ASOS 79STYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-79S-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

36.3 F with a dew point of 26.0 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up.

Chart of the air at Fort Benton: temperature 36.3 degrees Fahrenheit and dew point 26.0, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 79SFIG. B THE AIR AT FORT BENTONTHE 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 F50 FSATURATES 2,300 FT ABOVE THE STATION, AT 23.8 FTEMPERATURE 36.3 FDEW POINT 26.0 FSPREAD 10.3 FRELATIVE HUMIDITY 66 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 POINTTITLEFort Benton, the airSTATION REPORT · ASOS 79STYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-79S-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (250 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Fort Benton, north up: blowing from 250 degrees, the west southwest, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 79SFIG. C THE WIND AT FORT BENTONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 250°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Benton, the windSTATION REPORT · ASOS 79STYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-79S-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Fort Benton (FTBM8), 23.8 miles from here, read 26 Sep, 08:00. measured daily

Elsewhere in Montana

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

Near Geraldine

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