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Cottonwood, California

Community in Shasta County, California

Air quality

The air at Cottonwood

Index 36, good, led by ozone. Read at 5 AM from its reporting area, Redding (CA), 12 miles off.

36Good
  • Fine particles (PM2.5)18Good12 mi
  • Ozone36Good2 ppb12 mi
  • Coarse particles (PM10)-15.2 mi

The days ahead

Yesterday measured 35, good.

Smoke, the next 43 hours

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

FriSat

Precipitation

What has fallen at Cottonwood

None in the last 3 days, to Fri 4 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 Cottonwood, the next 43 hours

Visibility stays 10 miles or more through Sat 11 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Cottonwood, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

ObrienCF167

Beside a road/28.7 mi away/1,388 ft/942 ft above here

temp, pavement temp, wind, visibility, precip

Rank4,042of 4,465

measured daily2 instruments

Cottonwood 1.9 WCA-SH-39

In a volunteer observer's own ground/1.3 mi away/487 ft/41 ft above here

precip, snowfall, snow depth

Rank-

Cottonwood FisheriesCFSC1

At a cooperative observer's station/7.8 mi away/438 ft/8 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Redding Municipal, drawn

The nearest airport reporting now, 8.1 mi from Cottonwood, California. From its report of Oct 16, 2026, 4:53 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 Redding Municipal, 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 RDDFIG. A THE SKY OVER REDDING MUNICIPALSECTION, 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 MORE0510TITLERedding Municipal, the skySTATION REPORT · ASOS RDDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RDD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

52.0 F with a dew point of 31.0 F, 44 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,800 ft up.

Chart of the air at Redding Municipal: temperature 52.0 degrees Fahrenheit and dew point 31.0, 44 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RDDFIG. B THE AIR AT REDDING MUNICIPALTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00020 F30 F40 F50 F60 FSATURATES 4,800 FT ABOVE THE STATION, AT 26.6 FTEMPERATURE 52.0 FDEW POINT 31.0 FSPREAD 21.0 FRELATIVE HUMIDITY 44 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 POINTTITLERedding Municipal, the airSTATION REPORT · ASOS RDDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RDD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Redding Municipal, 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 RDDFIG. C THE WIND AT REDDING MUNICIPALPLAN, 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 FORCE73TITLERedding Municipal, the windSTATION REPORT · ASOS RDDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RDD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Redding Municipal, 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 Cottonwood

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

Near Cottonwood

River and lake gauges