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Forest Meadows, California

Community in Calaveras County, California

Air quality

The air at Forest Meadows

Index 31, good, led by ozone. Read at 3 AM from its reporting area, Calaveras County (CA), 15 miles off.

31Good
  • Fine particles (PM2.5)27Good-
  • Ozone31Good-
  • Coarse particles (PM10)16Good-

The days ahead

Yesterday measured 61, moderate.

Smoke, the next 44 hours

Little smoke near the ground through Sun 11 PM: the index from smoke stays at 6 or under.

SatSun

Precipitation

What has fallen at Forest Meadows

None in the last 3 days, to Sat 3 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 Forest Meadows, the next 44 hours

Visibility stays 10 miles or more through Sun 11 PM.

SatSun

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

What is measuring near here

The 5 instruments nearest Forest Meadows, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.8 miles away.

measured now3 instruments

ColumbiaO22

At an airfield/9.6 mi away/2,119 ft/1,275 ft below here

temp, wind, gust, visibility, precip, pressure

Rank4,042of 4,461

measured daily2 instruments

Arnold 0.0 SCA-CV-15

In a volunteer observer's own ground/4.7 mi away/3,873 ft/479 ft above here

precip, snowfall, snow depth

Rank212of 4,461

Arnold - Calaveras Big TreesARNC1

At a cooperative observer's station/9.0 mi away/4,763 ft/1,369 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Columbia, drawn

The nearest airport reporting now, 9.6 mi from Forest Meadows, California. From its report of Oct 17, 2026, 3:55 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 Columbia, 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 O22FIG. A THE SKY OVER COLUMBIASECTION, 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 MORE0510TITLEColumbia, the skySTATION REPORT · ASOS O22TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-O22-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

51.8 F with a dew point of 28.4 F, 40 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,300 ft up.

Chart of the air at Columbia: temperature 51.8 degrees Fahrenheit and dew point 28.4, 40 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT O22FIG. B THE AIR AT COLUMBIATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,00010 F20 F30 F40 F50 F60 FSATURATES 5,300 FT ABOVE THE STATION, AT 23.6 FTEMPERATURE 51.8 FDEW POINT 28.4 FSPREAD 23.4 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 POINTTITLEColumbia, the airSTATION REPORT · ASOS O22TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-O22-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Columbia, 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 O22FIG. C THE WIND AT COLUMBIAPLAN, 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 FORCE73TITLEColumbia, the windSTATION REPORT · ASOS O22TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-O22-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Columbia, 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 Forest Meadows

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

Near Forest Meadows

River and lake gauges