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Covelo, California

Community in Mendocino County, California

Air quality

The air at Covelo

Index 19, good, led by coarse particles. Read at 9 PM from its reporting area, Fort Bragg (CA), 38 miles off.

19Good
  • Coarse particles (PM10)19Good-

The days ahead

Yesterday measured 17, good.

Smoke, the next 44 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Covelo

None in the last 3 days, to Thu 9 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 Covelo, the next 44 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 3 instruments nearest Covelo, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 9.1 miles away.

measured now1 instrument

measured daily2 instruments

Covelo 11.5 NCA-MD-59

In a volunteer observer's own ground/11.4 mi away/2,668 ft/1,266 ft above here

precip, snowfall, snow depth

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Station report

The weather at Covelo Eel Rvr Rs, drawn

The nearest instrument reporting now, 9.1 mi from Covelo, California. From its report of Oct 15, 2026, 9:00 PM local time: 3 of its 4 sheets.

The air

67.3 F with a dew point of 28.2 F, 23 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 8,800 ft up.

Chart of the air at Covelo Eel Rvr Rs: temperature 67.3 degrees Fahrenheit and dew point 28.2, 23 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 8,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT COVC1FIG. B THE AIR AT COVELO EEL RVR RSTHE 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 8,800 FT ABOVE THE STATION, AT 20.4 FTEMPERATURE 67.3 FDEW POINT 28.2 FSPREAD 39.1 FRELATIVE HUMIDITY 23 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 POINTTITLECovelo Eel Rvr Rs, the airSTATION REPORT · DCP COVC1TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-COVC1-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The column

At 1,503 ft above sea level, 5 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.33 inHg and the temperature at 53.6 F; it reports 67.3 F, 13.7 F warmer than standard.

Section from sea level of where Covelo Eel Rvr Rs stands in the atmosphere, height to scale: the station 1,503 feet above sea level with 5 per cent of the air below it; the standard atmosphere's pressure there, 28.33 inches of mercury, and temperature, 53.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT COVC1FIG. D WHERE COVELO EEL RVR RS STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERECOVELO EEL RVR RS5 PER CENT OF THE AIR BELOW IT1,503 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE28.33 inHgSTANDARD TEMPERATURE HERE53.6 FTEMPERATURE, REPORTED67.3 FTITLECovelo Eel Rvr Rs, the columnSTATION REPORT · DCP COVC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-COVC1-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 41 degrees above the horizon at 39.83 N, and the day is 10 h 58 min long. Level ground there takes 66 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Covelo Eel Rvr Rs, angles true: on Oct 16 it stands 41 degrees above the horizon, against 74 at the June solstice, 50 at the equinoxes and 27 at the December solstice; the day is 10 h 58 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT COVC1FIG. E THE SUN AT COVELO EEL RVR RSELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 74°EQUINOXES 50°DECEMBER SOLSTICE 27°OCT 16, 41°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 58 MINLEVEL GROUND TAKES 66 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 39.83 N; THE SUN'S DECLINATION -9.1°TITLECovelo Eel Rvr Rs, the sunSTATION REPORT · DCP COVC1TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-COVC1-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Covelo Eel Rvr Rs, in 4 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 Covelo

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

Near Covelo

River and lake gauges