Storm Station
St. Mary's, Colorado
46°
Mostly clear· Feels like 43°·Light breeze 7 mph WNW
A slight chance of rain showers between noon and 3pm, then a chance of showers and thunderstorms. Partly sunny. High near 51, with temperatures falling to around 46 in the afternoon. South wind 5 to 10 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
-UV
-Air quality
51%Humidity
19%Cloud

What is measuring near here

The 6 instruments nearest St. Mary's, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now4 instruments

DumontDMTC2

At a river or reservoir gauge/4.6 mi away/7,962 ft/2,154 ft below here

temp, wind, gust, humidity, pressure

Rank164of 1,384

Dakota HillsC99

At an airfield/6.2 mi away/10,892 ft/776 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1,130of 1,384

Boulder 14 W94075

At a climate reference station/15.8 mi away/9,828 ft/288 ft below here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Dumont 2.7 NWCO-CC-6

In a volunteer observer's own ground/1.9 mi away/9,331 ft/785 ft below here

precip, snowfall, snow depth

Rank-

GeorgetownGEOC2

At a cooperative observer's station/7.5 mi away/8,507 ft/1,609 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Dakota Hills, drawn

The nearest airport reporting now, 6.2 mi from St. Mary's. From its report of Sep 27, 2026, 7:21 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 Dakota Hills, 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 C99FIG. A THE SKY OVER DAKOTA HILLSSECTION, 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 MORE0510TITLEDakota Hills, the skySTATION REPORT · ASOS C99TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-C99-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

42.8 F with a dew point of 32.0 F, 65 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 Dakota Hills: temperature 42.8 degrees Fahrenheit and dew point 32.0, 65 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 C99FIG. B THE AIR AT DAKOTA HILLSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00020 F30 F40 F50 FSATURATES 2,500 FT ABOVE THE STATION, AT 29.6 FTEMPERATURE 42.8 FDEW POINT 32.0 FSPREAD 10.8 FRELATIVE HUMIDITY 65 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 POINTTITLEDakota Hills, the airSTATION REPORT · ASOS C99TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-C99-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 12 mph, gusting 23 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Dakota Hills, north up: blowing from 290 degrees, the west northwest, at 12 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT C99FIG. C THE WIND AT DAKOTA HILLSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 12 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDakota Hills, the windSTATION REPORT · ASOS C99TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-C99-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Georgetown (GEOC2), 7.5 miles from here, read 26 Sep, 08:00. measured daily

Elsewhere in Colorado

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

Near St. Mary's

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