Storm Station
Bayview, California
56°
Partly cloudy· Feels like 56°·Gentle breeze 9 mph S
Mostly cloudy. Low around 56, with temperatures rising to around 58 overnight. South southwest wind around 9 mph.
-UV
-Air quality
76%Humidity
67%Cloud

What is measuring near here

The 4 instruments nearest Bayview, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.0 miles away.

measured now2 instruments

Boony Doon FireBONC1

At a river or reservoir gauge/6.1 mi away/69 ft/12 ft above here

temp, wind, gust, humidity, pressure

Rank385of 3,115

Napa CountyAPC

At an airfield/14.1 mi away/26 ft/31 ft below here

temp, wind, gust, visibility, precip, pressure

Rank2,702of 3,115

measured daily2 instruments

El Sobrante 1.6 SWCA-CC-52

In a volunteer observer's own ground/3.0 mi away/144 ft/87 ft above here

precip, snowfall, snow depth

Rank-

Richmond - Waste Water PlantRICC1

At a cooperative observer's station/6.8 mi away/11 ft/46 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Napa County, drawn

The nearest airport reporting now, 14.1 mi from Bayview. From its report of Sep 27, 2026, 12:54 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,200 ft; the ceiling is 1,200 ft; visibility 10 mi or more.

Section of the sky over Napa County, height above the station to scale: overcast cloud with its base at 1,200 feet, the ceiling at 1,200 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APCFIG. A THE SKY OVER NAPA COUNTYSECTION, 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 SHEETOVC 1,200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,200 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLENapa County, the skySTATION REPORT · ASOS APCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-APC-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

59.0 F with a dew point of 55.0 F, 87 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 1,200 ft.

Chart of the air at Napa County: temperature 59.0 degrees Fahrenheit and dew point 55.0, 87 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 1,200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APCFIG. B THE AIR AT NAPA COUNTYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 900 FT ABOVE THE STATION, AT 54.0 FLOWEST CLOUD REPORTED, OVC 1,200 FTTEMPERATURE 59.0 FDEW POINT 55.0 FSPREAD 4.0 FRELATIVE HUMIDITY 87 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 POINTTITLENapa County, the airSTATION REPORT · ASOS APCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-APC-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (190 degrees) at 13 mph: force 4, a moderate breeze on the Beaufort scale.

Plan of the wind at Napa County, north up: blowing from 190 degrees, the south, at 13 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APCFIG. C THE WIND AT NAPA COUNTYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 190°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENapa County, the windSTATION REPORT · ASOS APCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-APC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Napa County, in 6 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in California

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

Near Bayview

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