Storm Station
Stonyford, California
69°
Overcast· Feels like 69°·Light air 4 mph ESE
Mostly cloudy. Low around 52, with temperatures rising to around 55 overnight. West northwest wind around 2 mph.
-UV
-Air quality
28%Humidity
85%Cloud

What is measuring near here

The 4 instruments nearest Stonyford, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now2 instruments

East Park ReservoirEPRC1

At a reservoir/1.3 mi away/1,125 ft/119 ft below here

temp, wind, gust, humidity, pressure

Rank1,622of 3,115

UkiahUKI

At an airfield/38.9 mi away/607 ft/637 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Stony Gorge ReservoirSTOC1

At a reservoir/15.4 mi away/738 ft/506 ft below here

snowfall, snow depth, precip, high, low

Rank-

Maxwell 5.1 NCA-CL-1

In a volunteer observer's own ground/19.5 mi away/91 ft/1,153 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at East Park Reservoir, drawn

The nearest instrument reporting now, 1.3 mi from Stonyford. From its report of Sep 26, 2026, 11:59 PM local time: 3 of its 5 sheets.

The air

61.5 F with a dew point of 44.2 F, 53 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,000 ft up.

Chart of the air at East Park Reservoir: temperature 61.5 degrees Fahrenheit and dew point 44.2, 53 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EPRC1FIG. B THE AIR AT EAST PARK RESERVOIRTHE 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 4,000 FT ABOVE THE STATION, AT 40.4 FTEMPERATURE 61.5 FDEW POINT 44.2 FSPREAD 17.3 FRELATIVE HUMIDITY 53 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 POINTTITLEEast Park Reservoir, the airSTATION REPORT · DCP EPRC1TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-EPRC1-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (278 degrees) at 2 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at East Park Reservoir, north up: blowing from 278 degrees, the west, at 2 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 EPRC1FIG. C THE WIND AT EAST PARK RESERVOIRPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 278°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEEast Park Reservoir, the windSTATION REPORT · DCP EPRC1TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-EPRC1-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 1,125 ft above sea level, 4 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.72 inHg and the temperature at 55.0 F; it reports 61.5 F, 6.5 F warmer than standard.

Section from sea level of where East Park Reservoir stands in the atmosphere, height to scale: the station 1,125 feet above sea level with 4 per cent of the air below it; the standard atmosphere's pressure there, 28.72 inches of mercury, and temperature, 55.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EPRC1FIG. D WHERE EAST PARK RESERVOIR STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREEAST PARK RESERVOIR4 PER CENT OF THE AIR BELOW IT1,125 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE28.72 inHgSTANDARD TEMPERATURE HERE55.0 FTEMPERATURE, REPORTED61.5 FTITLEEast Park Reservoir, the columnSTATION REPORT · DCP EPRC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-EPRC1-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of East Park Reservoir, in 5 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 Stonyford

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