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Corte Madera, California

Town in Marin County, California

Air quality

The air at Corte Madera

Index 22, good, led by fine particles. Read at 12 AM from its reporting area, San Rafael (CA), 3 miles off.

22Good
  • Fine particles (PM2.5)22Good-
  • Ozone12Good-

The days ahead

Good each day through Tue Oct 20, led by ozone. Yesterday measured 30, good.

Smoke, the next 41 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 Corte Madera

None in the last 3 days, to Thu 11 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 Corte Madera, the next 41 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Corte Madera, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.

measured now3 instruments

NovatoDVO

At an airfield/15.3 mi away/3 ft/5 ft below here

temp, wind, gust, visibility, precip, pressure

Rank32of 4,465

measured daily2 instruments

Larkspur 1.0 SWCA-MR-54

In a volunteer observer's own ground/1.6 mi away/148 ft/140 ft above here

precip, snowfall, snow depth

Rank-

KentfieldKENC1

At a cooperative observer's station/2.7 mi away/169 ft/161 ft above here

snowfall, snow depth, precip, high, low

Rank124of 4,465

Station report

The weather at Tiburn 3NW, drawn

The nearest instrument reporting now, 1.9 mi from Corte Madera, California. From its report of Oct 16, 2026, 12:29 AM local time: 3 of its 4 sheets.

The wind

Calm.

Plan of the wind at Tiburn 3NW, 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 TBNC1FIG. C THE WIND AT TIBURN 3NWPLAN, 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 FORCE73TITLETiburn 3NW, the windSTATION REPORT · DCP TBNC1TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-TBNC1-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 11 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.91 inHg and the temperature at 59.0 F.

Section from sea level of where Tiburn 3NW stands in the atmosphere, height to scale: the station 11 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.91 inches of mercury, and temperature, 59.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TBNC1FIG. D WHERE TIBURN 3NW 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 ATMOSPHERETIBURN 3NW0 PER CENT OF THE AIR BELOW IT11 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 HERE29.91 inHgSTANDARD TEMPERATURE HERE59.0 FTITLETiburn 3NW, the columnSTATION REPORT · DCP TBNC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-TBNC1-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The sun

On Oct 16 the noon sun stands 43 degrees above the horizon at 37.90 N, and the day is 11 h 03 min long. Level ground there takes 68 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Tiburn 3NW, angles true: on Oct 16 it stands 43 degrees above the horizon, against 76 at the June solstice, 52 at the equinoxes and 29 at the December solstice; the day is 11 h 03 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TBNC1FIG. E THE SUN AT TIBURN 3NWELEVATION 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 76°EQUINOXES 52°DECEMBER SOLSTICE 29°OCT 16, 43°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 03 MINLEVEL GROUND TAKES 68 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 37.90 N; THE SUN'S DECLINATION -9.1°TITLETiburn 3NW, the sunSTATION REPORT · DCP TBNC1TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-TBNC1-3DRAWN AS linework on paperSOURCES FB-ENG-007

The full report of Tiburn 3NW, in 4 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in California

33 places, each with its own forecast and its own instruments.

Near Corte Madera

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

Near Corte Madera

River and lake gauges