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Moreno Valley, California

City in Riverside County, California

Air quality

The air at Moreno Valley

Index 42, good, led by ozone. Read at 2 PM from its reporting area, E San Bernardino (CA), 10 miles off.

42Good
  • Fine particles (PM2.5)-11.7 mi
  • Ozone42Good48 ppb10.1 mi
  • Coarse particles (PM10)-11.7 mi
  • Nitrogen dioxide3Good3.1 ppb11.7 mi
  • Sulfur dioxide0Good0 ppb11.7 mi
  • Carbon monoxide-0.1 ppm11.7 mi

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 44, good.

Smoke, the next 46 hours

Little smoke near the ground through Sun 11 AM: the index from smoke stays at 11 or under.

FriSatSun

Precipitation

What has fallen at Moreno Valley

None in the last 3 days, to Fri 1 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 Moreno Valley, the next 46 hours

Visibility stays 10 miles or more through Sun 11 AM.

FriSatSun

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

What is measuring near here

The 7 instruments nearest Moreno Valley, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.1 miles away.

measured now5 instruments

Clark RAWSCLHC1

A remote fire weather station/5.3 mi away/1,726 ft/132 ft above here

temp, wind, gust, humidity, pressure

Rank477of 4,465

measured daily2 instruments

Riverside 5.8 ECA-RV-38

In a volunteer observer's own ground/3.9 mi away/1,536 ft/58 ft below here

precip, snowfall, snow depth

Rank-

Riverside Fire STN #3REVC1

At a cooperative observer's station/9.2 mi away/850 ft/744 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at March AFB/Riverside, drawn

The nearest airport reporting now, 2.1 mi from Moreno Valley, California. From its report of Oct 16, 2026, 1:55 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 March AFB/Riverside, 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 RIVFIG. A THE SKY OVER MARCH AFB/RIVERSIDESECTION, 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 MORE0510TITLEMarch AFB/Riverside, the skySTATION REPORT · ASOS RIVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RIV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

87.3 F with a dew point of 37.0 F, 17 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 11,300 ft up.

Chart of the air at March AFB/Riverside: temperature 87.3 degrees Fahrenheit and dew point 37.0, 17 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 11,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RIVFIG. B THE AIR AT MARCH AFB/RIVERSIDETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00014,00020 F40 F60 F80 F100 FSATURATES 11,300 FT ABOVE THE STATION, AT 26.8 FTEMPERATURE 87.3 FDEW POINT 37.0 FSPREAD 50.3 FRELATIVE HUMIDITY 17 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 POINTTITLEMarch AFB/Riverside, the airSTATION REPORT · ASOS RIVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RIV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (80 degrees) at 26 mph, gusting 33 mph: force 6, a strong breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at March AFB/Riverside, north up: blowing from 80 degrees, the east, at 26 miles an hour, gusting 33; beside it the Beaufort scale from calm to hurricane force, force 6, strong breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RIVFIG. C THE WIND AT MARCH AFB/RIVERSIDEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 80°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE25NOW, 26 MPH7NEAR GALE32GUST, 33 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMarch AFB/Riverside, the windSTATION REPORT · ASOS RIVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RIV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of March AFB/Riverside, 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 Moreno Valley

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

Near Moreno Valley

River and lake gauges