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Richfield, California

Community in Tehama County, California

Air quality

The air at Richfield

Index 26, good, led by ozone. Read at 10 PM from its reporting area, Red Bluff (CA), 15 miles off.

26Good
  • Fine particles (PM2.5)12Good14.6 mi
  • Ozone26Good25 ppb14.6 mi
  • Coarse particles (PM10)13Good14.6 mi

The days ahead

Yesterday measured 35, 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 Richfield

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 Richfield, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 4 instruments nearest Richfield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.3 miles away.

measured now2 instruments

measured daily2 instruments

Corning 1.0 ENECA-TH-61

In a volunteer observer's own ground/2.9 mi away/319 ft/54 ft above here

precip, snowfall, snow depth

Rank-

OrlandONDC1

At a cooperative observer's station/15.7 mi away/256 ft/9 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Red Bluff Municipal, drawn

The nearest airport reporting now, 13.1 mi from Richfield, California. From its report of Oct 15, 2026, 10:54 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 Red Bluff 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 RBLFIG. A THE SKY OVER RED BLUFF 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 MORE0510TITLERed Bluff Municipal, the skySTATION REPORT · ASOS RBLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RBL-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

67.0 F with a dew point of 31.0 F, 26 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 8,100 ft up.

Chart of the air at Red Bluff Municipal: temperature 67.0 degrees Fahrenheit and dew point 31.0, 26 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 8,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RBLFIG. B THE AIR AT RED BLUFF 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 STATION02,0004,0006,0008,00010,00010 F30 F50 F70 FSATURATES 8,100 FT ABOVE THE STATION, AT 23.7 FTEMPERATURE 67.0 FDEW POINT 31.0 FSPREAD 36.0 FRELATIVE HUMIDITY 26 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 POINTTITLERed Bluff Municipal, the airSTATION REPORT · ASOS RBLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RBL-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Red Bluff Municipal, north up: blowing from 320 degrees, the northwest, 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 RBLFIG. C THE WIND AT RED BLUFF MUNICIPALPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERed Bluff Municipal, the windSTATION REPORT · ASOS RBLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RBL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Red Bluff 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 Richfield

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

Near Richfield

River and lake gauges