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Grover, Colorado

Town in Weld County, Colorado

Air quality

The air at Grover

Index 30, good, led by ozone. Read at 2 AM from its reporting area, Cheyenne (WY), 36 miles off.

30Good
  • Fine particles (PM2.5)8Good-
  • Ozone30Good-
  • Coarse particles (PM10)4Good-

The days ahead

Yesterday measured 12, good.

Smoke, the next 41 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Grover

0.09 in in the last 24 hours, 0.11 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.09in
Last 3 days
0.11in

Visibility

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

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Grover, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now5 instruments

Cper ScanCPEC2

At a river or reservoir gauge/25.4 mi away/5,330 ft/253 ft above here

temp, wind, gust, humidity, pressure

Rank1,704of 2,650

CperS2197

At a soil climate station/25.4 mi away/5,330 ft/253 ft above here

temp, humidity, soil temp, soil moisture

Rank1,757of 2,650

Raymer1NW

At an airfield/26.2 mi away/4,798 ft/279 ft below here

temp, wind, gust, visibility, precip, pressure

Rank2,452of 2,650

Nunn 7 NNE94074

At a climate reference station/27.7 mi away/5,390 ft/313 ft above here

temp, humidity, wind, solar, precip

Rank1,732of 2,650

measured daily2 instruments

Grover 0.2 WNWCO-WE-469

In a volunteer observer's own ground/0.2 mi away/5,086 ft/9 ft above here

precip, snowfall, snow depth

Rank-

BriggsdaleBDLC2

At a cooperative observer's station/16.9 mi away/4,872 ft/205 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Raymer, drawn

The nearest airport reporting now, 26.2 mi from Grover, Colorado. From its report of Oct 16, 2026, 1:55 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 Raymer, 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 1NWFIG. A THE SKY OVER RAYMERSECTION, 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 MORE0510TITLERaymer, the skySTATION REPORT · ASOS 1NWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-1NW-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

33.4 F with a dew point of 19.8 F, 57 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,100 ft up.

Chart of the air at Raymer: temperature 33.4 degrees Fahrenheit and dew point 19.8, 57 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1NWFIG. B THE AIR AT RAYMERTHE 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 3,100 FT ABOVE THE STATION, AT 17.1 FTEMPERATURE 33.4 FDEW POINT 19.8 FSPREAD 13.6 FRELATIVE HUMIDITY 57 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 POINTTITLERaymer, the airSTATION REPORT · ASOS 1NWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-1NW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Raymer, north up: blowing from 350 degrees, the north, at 10 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1NWFIG. C THE WIND AT RAYMERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERaymer, the windSTATION REPORT · ASOS 1NWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-1NW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Colorado

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

Near Grover

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

Near Grover

River and lake gauges