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Barstow, California

City in San Bernardino County, California

Air quality

The air at Barstow

Index 35, good, led by ozone. Read at 8 PM from its reporting area, Barstow (CA), 0 miles off.

35Good
  • Ozone35Good32 ppb0.4 mi
  • Coarse particles (PM10)9Good0.4 mi

The days ahead

Good each day through Fri Oct 16, led by nitrogen dioxide. Yesterday measured 38, good.

Smoke, the next 45 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 Barstow

None in the last 3 days, to Thu 8 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 Barstow, the next 45 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Barstow, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now4 instruments

measured daily2 instruments

Barstow 3.0 ECA-SR-104

In a volunteer observer's own ground/0.5 mi away/2,393 ft/90 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Barstow-Daggett, drawn

The nearest airport reporting now, 13.2 mi from Barstow, California. From its report of Oct 15, 2026, 7:50 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 Barstow-Daggett, 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 DAGFIG. A THE SKY OVER BARSTOW-DAGGETTSECTION, 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 MORE0510TITLEBarstow-Daggett, the skySTATION REPORT · ASOS DAGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-DAG-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

71.0 F with a dew point of 36.0 F, 28 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 7,900 ft up.

Chart of the air at Barstow-Daggett: temperature 71.0 degrees Fahrenheit and dew point 36.0, 28 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 7,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DAGFIG. B THE AIR AT BARSTOW-DAGGETTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00020 F30 F40 F50 F60 F70 F80 FSATURATES 7,900 FT ABOVE THE STATION, AT 28.7 FTEMPERATURE 71.0 FDEW POINT 36.0 FSPREAD 35.0 FRELATIVE HUMIDITY 28 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 POINTTITLEBarstow-Daggett, the airSTATION REPORT · ASOS DAGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-DAG-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Barstow-Daggett, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DAGFIG. C THE WIND AT BARSTOW-DAGGETTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBarstow-Daggett, the windSTATION REPORT · ASOS DAGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-DAG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Barstow-Daggett, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Barstow Fire Station (BARC1), 0.4 miles from here, read 14 Oct, 10:00. measured daily

Elsewhere in California

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

Near Barstow

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

Near Barstow

River and lake gauges