Storm Station

In a volunteer observer's own ground

CWOP network, identified by the register

Identifier
DW4246
Latitude
37.33000 N
Longitude
120.45000 W
Elevation
181 ft
Rank
4,119of 4,428 in California, Oct 11
Observed
10:15 PMPDT, 28 minutes ago
Air temperature
65F
Relative humidity
44%
Pressure
29.47inHg
Wind
1mph
Gust
5mph
Wind direction
335°
Precipitation this hour
0in
Precipitation today
0in

Ranking Statistics

In a volunteer observer's own ground

Drawn as the kind of place it stands at. 1,795 instruments in California stand at one.

Station report

Citizen station DW4246, in 4 sheets

Drawn from its report of undefined, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The wind

Contents

From the north northwest (335 degrees) at 1 mph, gusting 5 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Citizen station DW4246, north up: blowing from 335 degrees, the north northwest, at 1 miles an hour, gusting 5; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW4246FIG. C THE WIND AT CITIZEN STATION DW4246PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 335°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 1 MPH2LIGHT BREEZE4GUST, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station DW4246, the windSTATION REPORT · CWOP DW4246TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-11IDSR-DW4246-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

2The column

Contents

At 181 ft above sea level, 1 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.73 inHg and the temperature at 58.4 F; the station's altimeter setting of 29.47 inHg means its barometer reads 29.28 inHg; it reports 65.0 F, 6.6 F warmer than standard.

Section from sea level of where Citizen station DW4246 stands in the atmosphere, height to scale: the station 181 feet above sea level with 1 per cent of the air below it; the standard atmosphere's pressure there, 29.73 inches of mercury, and temperature, 58.4 degrees Fahrenheit; the altimeter setting of 29.47 and the station pressure it means, 29.28.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW4246FIG. D WHERE CITIZEN STATION DW4246 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 ATMOSPHERECITIZEN STATION DW42461 PER CENT OF THE AIR BELOW IT181 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 HERE29.73 inHgSTANDARD TEMPERATURE HERE58.4 FALTIMETER SETTING, REPORTED29.47 inHgITS BAROMETER READS29.28 inHgTEMPERATURE, REPORTED65.0 FTITLECitizen station DW4246, the columnSTATION REPORT · CWOP DW4246TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-11IDSR-DW4246-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

3The sun

Contents

On Oct 11 the noon sun stands 45 degrees above the horizon at 37.33 N, and the day is 11 h 15 min long. Level ground there takes 71 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station DW4246, angles true: on Oct 11 it stands 45 degrees above the horizon, against 76 at the June solstice, 53 at the equinoxes and 29 at the December solstice; the day is 11 h 15 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW4246FIG. E THE SUN AT CITIZEN STATION DW4246ELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 76°EQUINOXES 53°DECEMBER SOLSTICE 29°OCT 11, 45°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 15 MINLEVEL GROUND TAKES 71 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 37.33 N; THE SUN'S DECLINATION -7.3°TITLECitizen station DW4246, the sunSTATION REPORT · CWOP DW4246TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-11IDSR-DW4246-3DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

4The instrument

Contents

A weather instrument, 181 ft above sea level. Its latest report is written on the sensors that made it.

Elevation of the instrument, Citizen station DW4246, each sensor drawn and labelled with what it read: air temperature, 65.0 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT DW4246FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE65.0 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLECitizen station DW4246, the instrumentSTATION REPORT · CWOP DW4246TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 4 of 4DATE2026-10-11IDSR-DW4246-4DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

Near Citizen station DW4246