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Cotopaxi, Colorado

Community in Fremont County, Colorado

Air quality

The air at Cotopaxi

Index 29, good, led by fine particles. Read at 1 AM from its reporting area, San Luis Valley (CO), 58 miles off.

29Good
  • Fine particles (PM2.5)29Good-
  • Coarse particles (PM10)12Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 18, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Cotopaxi

None in the last 24 hours; 0.58 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.58in

Visibility

How far you can see at Cotopaxi, the next 41 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

On the radar over Cotopaxi, ColoradoReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Cotopaxi, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.3 miles away.

measured now4 instruments

SalidaANK

At an airfield/22.5 mi away/7,523 ft/986 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1,641of 2,650

measured daily2 instruments

Coaldale 1.6 SSECO-FM-62

In a volunteer observer's own ground/3.3 mi away/6,680 ft/143 ft above here

precip, snowfall, snow depth

Rank-

WestcliffeWSTC2

At a cooperative observer's station/20.1 mi away/7,813 ft/1,276 ft above here

snowfall, snow depth, precip, high, low

Rank35of 2,650

Station report

The weather at Salida, drawn

The nearest airport reporting now, 22.5 mi from Cotopaxi, Colorado. From its report of Oct 16, 2026, 1:35 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 Salida, 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 ANKFIG. A THE SKY OVER SALIDASECTION, 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 MORE0510TITLESalida, the skySTATION REPORT · ASOS ANKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-ANK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

32.0 F with a dew point of 27.0 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up.

Chart of the air at Salida: temperature 32.0 degrees Fahrenheit and dew point 27.0, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ANKFIG. B THE AIR AT SALIDATHE 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 1,100 FT ABOVE THE STATION, AT 25.9 FTEMPERATURE 32.0 FDEW POINT 27.0 FSPREAD 5.0 FRELATIVE HUMIDITY 82 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 POINTTITLESalida, the airSTATION REPORT · ASOS ANKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-ANK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Salida, north up: blowing from 290 degrees, the west northwest, 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 ANKFIG. C THE WIND AT SALIDAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESalida, the windSTATION REPORT · ASOS ANKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-ANK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Westcliffe (WSTC2), 20.1 miles from here, read 15 Oct, 19:00. measured daily

Elsewhere in Colorado

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

Near Cotopaxi

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

Near Cotopaxi

River and lake gauges