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Spring Valley Lake, California

Community in San Bernardino County, California

Air quality

The air at Spring Valley Lake

Index 39, good, led by fine particles. Read at 1 AM from its reporting area, Victorville (CA), 4 miles off.

39Good
  • Fine particles (PM2.5)39Good4 mi
  • Ozone10Good27 ppb5.3 mi
  • Coarse particles (PM10)29Good4 mi

The days ahead

Good each day through Today, led by ozone. Yesterday measured 26, good.

Smoke, the next 40 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Spring Valley Lake

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

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Spring Valley Lake, the next 40 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over Spring Valley Lake, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Spring Valley Lake, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.0 miles away.

measured now4 instruments

measured daily2 instruments

Hesperia 2.9 NECA-SR-92

In a volunteer observer's own ground/3.0 mi away/2,982 ft/200 ft above here

precip, snowfall, snow depth

Rank-

Victorville Pump PtVCVC1

At a cooperative observer's station/3.7 mi away/2,892 ft/110 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Victorville, drawn

The nearest airport reporting now, 9.9 mi from Spring Valley Lake, California. From its report of Oct 16, 2026, 1:30 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 Victorville, 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 VCVFIG. A THE SKY OVER VICTORVILLESECTION, 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 MORE0510TITLEVictorville, the skySTATION REPORT · ASOS VCVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-VCV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

57.2 F with a dew point of 37.4 F, 47 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,500 ft up.

Chart of the air at Victorville: temperature 57.2 degrees Fahrenheit and dew point 37.4, 47 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VCVFIG. B THE AIR AT VICTORVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00020 F30 F40 F50 F60 F70 FSATURATES 4,500 FT ABOVE THE STATION, AT 33.2 FTEMPERATURE 57.2 FDEW POINT 37.4 FSPREAD 19.8 FRELATIVE HUMIDITY 47 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 POINTTITLEVictorville, the airSTATION REPORT · ASOS VCVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-VCV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Victorville, north up: blowing from 360 degrees, the north, at 5 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VCVFIG. C THE WIND AT VICTORVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEVictorville, the windSTATION REPORT · ASOS VCVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-VCV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Victorville, 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 Spring Valley Lake

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

Near Spring Valley Lake

River and lake gauges