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Eastvale, California

City in Riverside County, California

Air quality

The air at Eastvale

Index 41, good, led by ozone. Read at 8 PM from its reporting area, Metro Riverside CO (CA), 10 miles off.

41Good
  • Fine particles (PM2.5)19Good-
  • Ozone41Good-
  • Coarse particles (PM10)17Good-

The days ahead

Highest 83, moderate, Fri Oct 16, led by fine particles. Yesterday measured 48, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.

ThuFriSat

Precipitation

What has fallen at Eastvale

None in the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Eastvale, the next 46 hours

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

What is measuring near here

The 6 instruments nearest Eastvale, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

measured daily2 instruments

Ontario 5.1 SSECA-SR-96

In a volunteer observer's own ground/1.3 mi away/672 ft/46 ft above here

precip, snowfall, snow depth

Rank-

Riverside Fire STN #3REVC1

At a cooperative observer's station/10.9 mi away/850 ft/224 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Chino Airport, drawn

The nearest airport reporting now, 3.4 mi from Eastvale, California. From its report of Oct 15, 2026, 7:53 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 Chino Airport, 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 CNOFIG. A THE SKY OVER CHINO AIRPORTSECTION, 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 MORE0510TITLEChino Airport, the skySTATION REPORT · ASOS CNOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CNO-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

83.0 F with a dew point of 35.0 F, 18 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 10,800 ft up.

Chart of the air at Chino Airport: temperature 83.0 degrees Fahrenheit and dew point 35.0, 18 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 10,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CNOFIG. B THE AIR AT CHINO AIRPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00014,00010 F30 F50 F70 F90 FSATURATES 10,800 FT ABOVE THE STATION, AT 25.3 FTEMPERATURE 83.0 FDEW POINT 35.0 FSPREAD 48.0 FRELATIVE HUMIDITY 18 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 POINTTITLEChino Airport, the airSTATION REPORT · ASOS CNOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CNO-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (60 degrees) at 9 mph, gusting 21 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 46 mph.

Plan of the wind at Chino Airport, north up: blowing from 60 degrees, the east northeast, at 9 miles an hour, gusting 21; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CNOFIG. C THE WIND AT CHINO AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 60°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE19GUST, 21 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEChino Airport, the windSTATION REPORT · ASOS CNOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CNO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in California

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

Near Eastvale

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

Near Eastvale