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Lexington Hills, California

Community in Santa Clara County, California

Air quality

The air at Lexington Hills

Index 24, good, led by fine particles. Read at 5 AM from its reporting area, San Lorenzo Valley (CA), 8 miles off.

24Good
  • Fine particles (PM2.5)24Good8.9 mi
  • Ozone-26 ppb12.2 mi

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 26, good.

Smoke, the next 42 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 Lexington Hills

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 Lexington Hills, the next 42 hours

Visibility stays 10 miles or more through Sat 11 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Lexington Hills, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now4 instruments

measured daily2 instruments

Los Gatos 5.4 SSWCA-SC-40

In a volunteer observer's own ground/0.2 mi away/1,662 ft/158 ft above here

precip, snowfall, snow depth

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Station report

The weather at San Jose INTL A, drawn

The nearest airport reporting now, 14.3 mi from Lexington Hills, 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 San Jose INTL A, 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 SJCFIG. A THE SKY OVER SAN JOSE INTL ASECTION, 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 MORE0510TITLESan Jose INTL A, the skySTATION REPORT · ASOS SJCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SJC-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

58.0 F with a dew point of 42.0 F, 55 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,600 ft up.

Chart of the air at San Jose INTL A: temperature 58.0 degrees Fahrenheit and dew point 42.0, 55 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SJCFIG. B THE AIR AT SAN JOSE INTL ATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 F70 FSATURATES 3,600 FT ABOVE THE STATION, AT 38.5 FTEMPERATURE 58.0 FDEW POINT 42.0 FSPREAD 16.0 FRELATIVE HUMIDITY 55 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 POINTTITLESan Jose INTL A, the airSTATION REPORT · ASOS SJCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SJC-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (190 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at San Jose INTL A, north up: blowing from 190 degrees, the south, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SJCFIG. C THE WIND AT SAN JOSE INTL APLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 190°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESan Jose INTL A, the windSTATION REPORT · ASOS SJCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SJC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of San Jose INTL A, 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 Lexington Hills

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

Near Lexington Hills

River and lake gauges