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Santa Monica, California

City in Los Angeles County, California

Air quality

The air at Santa Monica

Index 31, good, led by nitrogen dioxide. Read at 10 PM from its reporting area, NW Coastal LA (CA), 3 miles off.

31Good
  • Fine particles (PM2.5)-15.4 mi
  • Ozone26Good10 ppb2.9 mi
  • Coarse particles (PM10)-15.4 mi
  • Nitrogen dioxide31Good33.2 ppb2.9 mi
  • Sulfur dioxide0Good0.5 ppb15.4 mi
  • Carbon monoxide-1.1 ppm15.4 mi

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 44, good.

Smoke, the next 43 hours

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

FriSat

Precipitation

What has fallen at Santa Monica

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 Santa Monica, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over Santa Monica, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Santa Monica, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now3 instruments

measured daily2 instruments

UclaUCLC1

At a cooperative observer's station/4.0 mi away/472 ft/343 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Santa Monica Muni, drawn

The nearest airport reporting now, 2.2 mi from Santa Monica, California. From its report of Oct 15, 2026, 10:51 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 Santa Monica Muni, 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 SMOFIG. A THE SKY OVER SANTA MONICA MUNISECTION, 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 MORE0510TITLESanta Monica Muni, the skySTATION REPORT · ASOS SMOTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SMO-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

75.0 F with a dew point of 47.0 F, 37 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 6,400 ft up.

Chart of the air at Santa Monica Muni: temperature 75.0 degrees Fahrenheit and dew point 47.0, 37 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 6,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SMOFIG. B THE AIR AT SANTA MONICA MUNITHE 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 F90 FSATURATES 6,400 FT ABOVE THE STATION, AT 40.9 FTEMPERATURE 75.0 FDEW POINT 47.0 FSPREAD 28.0 FRELATIVE HUMIDITY 37 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 POINTTITLESanta Monica Muni, the airSTATION REPORT · ASOS SMOTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SMO-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west southwest (240 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Santa Monica Muni, north up: blowing from 240 degrees, the west southwest, 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 SMOFIG. C THE WIND AT SANTA MONICA MUNIPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 240°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESanta Monica Muni, the windSTATION REPORT · ASOS SMOTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SMO-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Santa Monica Muni, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Ucla (UCLC1), 4.0 miles from here, read 6 Oct, 16:00. measured daily

Elsewhere in California

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

Near Santa Monica

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

Near Santa Monica

River and lake gauges