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Castroville, California

Community in Monterey County, California

Air quality

The air at Castroville

Index 46, good, led by fine particles. Read at 10 PM from its reporting area, Salinas (CA), 9 miles off.

46Good
  • Fine particles (PM2.5)46Good8.8 mi
  • Ozone28Good31 ppb8.8 mi
  • Coarse particles (PM10)-22.1 mi
  • Nitrogen dioxide8Good9 ppb8.8 mi
  • Carbon monoxide-0.1 ppm8.8 mi

The days ahead

Highest 52, moderate, today, led by fine particles. Yesterday measured 30, good.

Smoke, the next 43 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 Castroville

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 Castroville, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Castroville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.5 miles away.

measured now4 instruments

measured daily2 instruments

Castroville 1.6 ENECA-MT-6

In a volunteer observer's own ground/1.5 mi away/18 ft/7 ft below here

precip, snowfall, snow depth

Rank-

Watsonville WaterworksWVIC1

At a cooperative observer's station/11.3 mi away/102 ft/77 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fort Ord Fritzsche AAF, drawn

The nearest airport reporting now, 5.9 mi from Castroville, California. From its report of Oct 15, 2026, 10:55 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 Fort Ord Fritzsche AAF, 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 OARFIG. A THE SKY OVER FORT ORD FRITZSCHE AAFSECTION, 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 MORE0510TITLEFort Ord Fritzsche AAF, the skySTATION REPORT · ASOS OARTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-OAR-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

55.4 F with a dew point of 44.6 F, 67 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up.

Chart of the air at Fort Ord Fritzsche AAF: temperature 55.4 degrees Fahrenheit and dew point 44.6, 67 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OARFIG. B THE AIR AT FORT ORD FRITZSCHE AAFTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 F70 FSATURATES 2,500 FT ABOVE THE STATION, AT 42.2 FTEMPERATURE 55.4 FDEW POINT 44.6 FSPREAD 10.8 FRELATIVE HUMIDITY 67 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 POINTTITLEFort Ord Fritzsche AAF, the airSTATION REPORT · ASOS OARTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-OAR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (60 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Fort Ord Fritzsche AAF, north up: blowing from 60 degrees, the east northeast, at 5 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 OARFIG. C THE WIND AT FORT ORD FRITZSCHE AAFPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 60°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Ord Fritzsche AAF, the windSTATION REPORT · ASOS OARTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-OAR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Fort Ord Fritzsche AAF, 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 Castroville

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

Near Castroville

River and lake gauges