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Lake Riverside, California

Community in Riverside County, California

Air quality

The air at Lake Riverside

Index 34, good, led by ozone. Read at 11 PM from its reporting area, Temecula Vly (CA), 20 miles off.

34Good
  • Fine particles (PM2.5)23Good16.3 mi
  • Ozone34Good35 ppb16.3 mi
  • Coarse particles (PM10)16Good16.3 mi

The days ahead

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

Smoke, the next 43 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Lake Riverside

None in the last 3 days, to Thu 10 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 Lake Riverside, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Lake Riverside, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.9 miles away.

measured now5 instruments

Anza 2NWNZAC1

At a river or reservoir gauge/7.9 mi away/3,970 ft/478 ft above here

temp, wind, gust, humidity, pressure

Rank1,098of 4,465

MurrietaF70

At an airfield/19.0 mi away/1,343 ft/2,149 ft below here

temp, wind, gust, visibility, precip, pressure

Rank3,324of 4,465

measured daily2 instruments

Anza 2.0 NNECA-RV-56

In a volunteer observer's own ground/9.4 mi away/4,339 ft/847 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Murrieta, drawn

The nearest airport reporting now, 19.0 mi from Lake Riverside, California. From its report of Oct 15, 2026, 9:55 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 Murrieta, 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 F70FIG. A THE SKY OVER MURRIETASECTION, 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 MORE0510TITLEMurrieta, the skySTATION REPORT · ASOS F70TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-F70-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

69.0 F with a dew point of 44.0 F, 40 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,700 ft up.

Chart of the air at Murrieta: temperature 69.0 degrees Fahrenheit and dew point 44.0, 40 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT F70FIG. B THE AIR AT MURRIETATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00030 F40 F50 F60 F70 F80 FSATURATES 5,700 FT ABOVE THE STATION, AT 38.6 FTEMPERATURE 69.0 FDEW POINT 44.0 FSPREAD 25.0 FRELATIVE HUMIDITY 40 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 POINTTITLEMurrieta, the airSTATION REPORT · ASOS F70TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-F70-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (110 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 22 mph.

Plan of the wind at Murrieta, north up: blowing from 110 degrees, the east southeast, 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 F70FIG. C THE WIND AT MURRIETAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 110°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMurrieta, the windSTATION REPORT · ASOS F70TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-F70-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Murrieta, 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 Lake Riverside

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

Near Lake Riverside

River and lake gauges