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Sheridan, California

Community in Placer County, California

Air quality

The air at Sheridan

Index 51, moderate, led by fine particles. Read at 2 AM from its reporting area, Lincoln (CA), 8 miles off.

51Moderate
  • Fine particles (PM2.5)51Moderate23.6 mi
  • Ozone19Good27 ppb23.6 mi
  • Nitrogen dioxide2Good2 ppb23.9 mi

The days ahead

Highest 58, moderate, today, led by ozone. Yesterday measured 32, good.

Smoke, the next 46 hours

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

FriSat

Precipitation

What has fallen at Sheridan

None in the last 3 days, to Fri 1 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 Sheridan, the next 46 hours

Visibility stays 10 miles or more through Sat 11 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Sheridan, 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

LincolnLHM

At an airfield/5.6 mi away/121 ft/level with here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Lincoln 1.0 NWCA-PC-47

In a volunteer observer's own ground/5.9 mi away/137 ft/16 ft above here

precip, snowfall, snow depth

Rank-

Nicolaus No2NICC1

At a cooperative observer's station/10.4 mi away/41 ft/80 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Citizen station DW7902, drawn

The nearest instrument reporting now, 3.5 mi from Sheridan, California. From its report of undefined: 3 of its 4 sheets.

The wind

Calm.

Plan of the wind at Citizen station DW7902, 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 DW7902FIG. C THE WIND AT CITIZEN STATION DW7902PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR1GUST, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station DW7902, the windSTATION REPORT · CWOP DW7902TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-DW7902-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 91 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.82 inHg and the temperature at 58.7 F; the station's altimeter setting of 30.08 inHg means its barometer reads 29.98 inHg; it reports 54.0 F, 4.7 F colder than standard.

Section from sea level of where Citizen station DW7902 stands in the atmosphere, height to scale: the station 91 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.82 inches of mercury, and temperature, 58.7 degrees Fahrenheit; the altimeter setting of 30.08 and the station pressure it means, 29.98.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW7902FIG. D WHERE CITIZEN STATION DW7902 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 ATMOSPHERECITIZEN STATION DW79020 PER CENT OF THE AIR BELOW IT91 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 HERE29.82 inHgSTANDARD TEMPERATURE HERE58.7 FALTIMETER SETTING, REPORTED30.08 inHgITS BAROMETER READS29.98 inHgTEMPERATURE, REPORTED54.0 FTITLECitizen station DW7902, the columnSTATION REPORT · CWOP DW7902TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-DW7902-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 42 degrees above the horizon at 39.02 N, and the day is 11 h 00 min long. Level ground there takes 67 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station DW7902, angles true: on Oct 16 it stands 42 degrees above the horizon, against 74 at the June solstice, 51 at the equinoxes and 28 at the December solstice; the day is 11 h 00 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW7902FIG. E THE SUN AT CITIZEN STATION DW7902ELEVATION 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 51°DECEMBER SOLSTICE 28°OCT 16, 42°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 00 MINLEVEL GROUND TAKES 67 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 39.02 N; THE SUN'S DECLINATION -9.1°TITLECitizen station DW7902, the sunSTATION REPORT · CWOP DW7902TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-DW7902-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Citizen station DW7902, 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 Sheridan

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

Near Sheridan

River and lake gauges