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Rio Vista, California

City in Solano County, California

Air quality

The air at Rio Vista

Index 28, good, led by ozone. Read at 9 PM from its reporting area, Vacaville (CA), 19 miles off.

28Good
  • Fine particles (PM2.5)-17.4 mi
  • Ozone28Good35 ppb12.4 mi
  • Coarse particles (PM10)-17.4 mi
  • Nitrogen dioxide5Good5.5 ppb12.4 mi
  • Sulfur dioxide1Good1.3 ppb12.4 mi
  • Carbon monoxide-0.4 ppm12.4 mi

The days ahead

Good each day through Tue Oct 20, led by ozone. Yesterday measured 42, good.

Smoke, the next 45 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Rio Vista

None in the last 3 days, to Thu 8 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 Rio Vista, the next 45 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Rio Vista, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.2 miles away.

measured now4 instruments

measured daily2 instruments

Antioch 0.9 SSWCA-CC-32

In a volunteer observer's own ground/14.8 mi away/206 ft/145 ft above here

precip, snowfall, snow depth

Rank-

FairfieldFFDC1

At a cooperative observer's station/20.8 mi away/115 ft/54 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Travis AFB/Fairfld, drawn

The nearest airport reporting now, 13.5 mi from Rio Vista, California. From its report of Oct 15, 2026, 8:55 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 Travis AFB/Fairfld, 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 SUUFIG. A THE SKY OVER TRAVIS AFB/FAIRFLDSECTION, 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 MORE0510TITLETravis AFB/Fairfld, the skySTATION REPORT · ASOS SUUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SUU-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

64.4 F with a dew point of 40.0 F, 41 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,600 ft up.

Chart of the air at Travis AFB/Fairfld: temperature 64.4 degrees Fahrenheit and dew point 40.0, 41 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SUUFIG. B THE AIR AT TRAVIS AFB/FAIRFLDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,00020 F30 F40 F50 F60 F70 F80 FSATURATES 5,600 FT ABOVE THE STATION, AT 34.8 FTEMPERATURE 64.4 FDEW POINT 40.0 FSPREAD 24.4 FRELATIVE HUMIDITY 41 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 POINTTITLETravis AFB/Fairfld, the airSTATION REPORT · ASOS SUUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SUU-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (230 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Travis AFB/Fairfld, north up: blowing from 230 degrees, the southwest, at 7 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 SUUFIG. C THE WIND AT TRAVIS AFB/FAIRFLDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 230°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETravis AFB/Fairfld, the windSTATION REPORT · ASOS SUUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SUU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Travis AFB/Fairfld, 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 Rio Vista

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

Near Rio Vista

River and lake gauges