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Seven Hills, Colorado

Community in Boulder County, Colorado

Air quality

The air at Seven Hills

Index 65, moderate, led by fine particles. Read at 12 AM from its reporting area, Denver-Boulder (CO), 18 miles off.

65Moderate
  • Fine particles (PM2.5)65Moderate4.1 mi
  • Ozone28Good13 ppb6.9 mi
  • Coarse particles (PM10)15Good4.1 mi
  • Nitrogen dioxide15Good16.1 ppb24.6 mi
  • Sulfur dioxide0Good0 ppb24.6 mi
  • Carbon monoxide-0.5 ppm24.8 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 43, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Seven Hills

0.04 in in the last 24 hours, 0.75 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.04in
Last 3 days
0.75in

Visibility

How far you can see at Seven Hills, the next 43 hours

Visibility stays 9 miles or more through Sat 6 PM, lowest 10 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Seven Hills, 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

BoulderBDU

At an airfield/5.9 mi away/5,289 ft/1,050 ft below here

temp, wind, gust, visibility, precip, pressure

Rank1,442of 2,650

Ward (35)CO044

Beside a road/9.1 mi away/9,155 ft/2,816 ft above here

temp, pavement temp, wind, visibility, precip

Rank2,575of 2,650

measured daily2 instruments

Boulder 4.5 WCO-BO-482

In a volunteer observer's own ground/0.2 mi away/6,515 ft/176 ft above here

precip, snowfall, snow depth

Rank-

BoulderBOUC2

At a cooperative observer's station/4.7 mi away/5,489 ft/850 ft below here

snowfall, snow depth, precip, high, low

Rank1,575of 2,650

Station report

The weather at Boulder, drawn

The nearest airport reporting now, 5.9 mi from Seven Hills, Colorado. From its report of Oct 15, 2026, 11:55 PM 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 Boulder, 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 BDUFIG. A THE SKY OVER BOULDERSECTION, 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 MORE0510TITLEBoulder, the skySTATION REPORT · ASOS BDUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BDU-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

41.0 F with a dew point of 35.6 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Boulder: temperature 41.0 degrees Fahrenheit and dew point 35.6, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BDUFIG. B THE AIR AT BOULDERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,200 FT ABOVE THE STATION, AT 34.4 FTEMPERATURE 41.0 FDEW POINT 35.6 FSPREAD 5.4 FRELATIVE HUMIDITY 81 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 POINTTITLEBoulder, the airSTATION REPORT · ASOS BDUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BDU-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Boulder, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BDUFIG. C THE WIND AT BOULDERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBoulder, the windSTATION REPORT · ASOS BDUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BDU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Boulder (BOUC2), 4.7 miles from here, read 15 Oct, 19:25. measured daily

Elsewhere in Colorado

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

Near Seven Hills

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

Near Seven Hills

River and lake gauges