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Rutherford, California

Community in Napa County, California

Air quality

The air at Rutherford

Index 55, moderate, led by fine particles. Read at 11 AM from its reporting area, Napa (CA), 11 miles off.

55Moderate
  • Fine particles (PM2.5)55Moderate-
  • Ozone13Good23 ppb24.2 mi

The days ahead

Good each day through Wed Oct 21, led by ozone. Yesterday measured 47, good.

Smoke, the next 43 hours

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

FriSatSun

Precipitation

What has fallen at Rutherford

None in the last 3 days, to Fri 10 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 Rutherford, the next 43 hours

Visibility stays 10 miles or more through Sun 5 AM.

FriSatSun

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

What is measuring near here

The 6 instruments nearest Rutherford, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.5 miles away.

measured now4 instruments

Bodega 6 WSW93245

At a climate reference station/36.7 mi away/63 ft/103 ft below here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

St. Helena 1.1 SCA-NP-7

In a volunteer observer's own ground/3.5 mi away/248 ft/82 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Petaluma, drawn

The nearest airport reporting now, 17.2 mi from Rutherford, California. From its report of Oct 16, 2026, 11:15 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 Petaluma, 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 O69FIG. A THE SKY OVER PETALUMASECTION, 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 MORE0510TITLEPetaluma, the skySTATION REPORT · ASOS O69TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-O69-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

78.8 F with a dew point of 32.0 F, 18 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 10,500 ft up.

Chart of the air at Petaluma: temperature 78.8 degrees Fahrenheit and dew point 32.0, 18 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 10,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT O69FIG. B THE AIR AT PETALUMATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00014,00010 F30 F50 F70 F90 FSATURATES 10,500 FT ABOVE THE STATION, AT 22.6 FTEMPERATURE 78.8 FDEW POINT 32.0 FSPREAD 46.8 FRELATIVE HUMIDITY 18 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 POINTTITLEPetaluma, the airSTATION REPORT · ASOS O69TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-O69-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (150 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Petaluma, north up: blowing from 150 degrees, the south southeast, at 7 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 O69FIG. C THE WIND AT PETALUMAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 150°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPetaluma, the windSTATION REPORT · ASOS O69TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-O69-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Petaluma, 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 Rutherford

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

Near Rutherford

River and lake gauges