Storm Station
Sonoma, California
56° 74°/53°
Overcast· Feels like 56°·Light breeze 4 mph SE
Mostly cloudy. Low around 49, with temperatures rising to around 52 overnight. South southeast wind around 1 mph.
0UV Low
42Air quality
92%Humidity
100%Cloud
Now
12:45 AM
56feels56
now, overcast
Today
Sep 27
7453
15mph
UV 6
overcast
Mon
Sep 28
8449
13mph
UV 6
clear day
Tue
Sep 29
9454
UV 6
clear day
Wed
Sep 30
9657
UV 6
clear day
Thu
Oct 1
8755
UV 6
partly cloudy day
Fri
Oct 2
9557
overcast
Sat
Oct 3
10164
overcast
56°
74°53°
84°49°
94°54°
96°57°
87°55°
95°57°
101°64°

As of 12:45 AM in Sonoma, California.

What is measuring near here

The 5 instruments nearest Sonoma, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now3 instruments

PetalumaO69

At an airfield/8.0 mi away/90 ft/17 ft above here

temp, wind, gust, visibility, precip, pressure

Rank1,915of 3,115

SRFD White Oak DriveQSWC1

At a river or reservoir gauge/11.8 mi away/1,004 ft/931 ft above here

temp, wind, gust, humidity, pressure

Rank663of 3,115

Bodega 6 WSW93245

At a climate reference station/33.0 mi away/63 ft/10 ft below here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Sonoma 0.4 SSECA-SN-115

In a volunteer observer's own ground/0.4 mi away/79 ft/6 ft above here

precip, snowfall, snow depth

Rank-

SonomaSMAC1

At a cooperative observer's station/0.7 mi away/137 ft/64 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Petaluma, drawn

The nearest airport reporting now, 8.0 mi from Sonoma. From its report of Sep 27, 2026, 12:15 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 8 mi.

Section of the sky over Petaluma, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 8 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT O69FIG. A THE SKY OVER PETALUMASECTION, 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: 8 MI0510TITLEPetaluma, the skySTATION REPORT · ASOS O69TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-O69-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

51.8 F with a dew point of 51.8 F, 100 per cent relative humidity. The air is saturated at the ground.

Chart of the air at Petaluma: temperature 51.8 degrees Fahrenheit and dew point 51.8, 100 per cent relative humidity; the air saturated at the ground; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT O69FIG. B THE AIR AT PETALUMATHE 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 FSATURATED AT THE GROUNDTEMPERATURE AND DEW POINT 51.8 F, 51.8 FRELATIVE HUMIDITY 100 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 POINTTITLEPetaluma, the airSTATION REPORT · ASOS O69TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-O69-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Petaluma, 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 O69FIG. C THE WIND AT PETALUMAPLAN, 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 FORCE73TITLEPetaluma, the windSTATION REPORT · ASOS O69TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-O69-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Petaluma, 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 Sonoma

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