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Hidden Hills, California

City in Los Angeles County, California

Air quality

The air at Hidden Hills

Index 37, good, led by ozone. Read at 8 PM from its reporting area, W San Fernando Vly (CA), 8 miles off.

37Good
  • Fine particles (PM2.5)0Good12.5 mi
  • Ozone37Good44 ppb8.1 mi
  • Coarse particles (PM10)-8.1 mi
  • Nitrogen dioxide1Good1 ppb8.1 mi

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 46, 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 Hidden Hills

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 Hidden Hills, the next 46 hours

Visibility stays 10 miles or more through Sat 5 PM.

ThuFriSat

On the radar over Hidden Hills, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Hidden Hills, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.8 miles away.

measured now3 instruments

measured daily2 instruments

Woodland Hills 2.1 NWCA-LA-94

In a volunteer observer's own ground/1.8 mi away/852 ft/254 ft below here

precip, snowfall, snow depth

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Station report

The weather at Van Nuys Airport, drawn

The nearest airport reporting now, 10.2 mi from Hidden Hills, California. From its report of Oct 15, 2026, 7:51 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 Van Nuys 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 VNYFIG. A THE SKY OVER VAN NUYS 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 MORE0510TITLEVan Nuys Airport, the skySTATION REPORT · ASOS VNYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-VNY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

84.0 F with a dew point of 32.0 F, 15 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 11,700 ft up.

Chart of the air at Van Nuys Airport: temperature 84.0 degrees Fahrenheit and dew point 32.0, 15 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 11,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VNYFIG. B THE AIR AT VAN NUYS 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 11,700 FT ABOVE THE STATION, AT 21.6 FTEMPERATURE 84.0 FDEW POINT 32.0 FSPREAD 52.0 FRELATIVE HUMIDITY 15 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 POINTTITLEVan Nuys Airport, the airSTATION REPORT · ASOS VNYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-VNY-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northeast (20 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 46 mph.

Plan of the wind at Van Nuys Airport, north up: blowing from 20 degrees, the north northeast, 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 VNYFIG. C THE WIND AT VAN NUYS AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 20°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEVan Nuys Airport, the windSTATION REPORT · ASOS VNYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-VNY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Van Nuys 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 Hidden Hills

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

Near Hidden Hills

River and lake gauges