Storm Station
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In a volunteer observer's own ground

CWOP network, identified by the register

Identifier
EW7631
Latitude
32.10000 N
Longitude
110.78000 W
Elevation
2,996 ft
Rank
1,614of 1,869 in Arizona, Oct 16
Observed
3:15 AMMST, 1 hour ago
Air temperature
72F
Relative humidity
31%
Pressure
30.14inHg
Wind
8mph
Gust
13mph
Wind direction
115°
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. 1,209 instruments in Arizona stand at one.

Station report

Citizen station EW7631, 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 east southeast (115 degrees) at 8 mph, gusting 13 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Citizen station EW7631, north up: blowing from 115 degrees, the east southeast, at 8 miles an hour, gusting 13; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EW7631FIG. C THE WIND AT CITIZEN STATION EW7631PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 115°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE13GUST, 13 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station EW7631, the windSTATION REPORT · CWOP EW7631TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-EW7631-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

2The column

Contents

At 2,996 ft above sea level, 10 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 26.82 inHg and the temperature at 48.3 F; the station's altimeter setting of 30.14 inHg means its barometer reads 27.02 inHg; it reports 72.0 F, 23.7 F warmer than standard.

Section from sea level of where Citizen station EW7631 stands in the atmosphere, height to scale: the station 2,996 feet above sea level with 10 per cent of the air below it; the standard atmosphere's pressure there, 26.82 inches of mercury, and temperature, 48.3 degrees Fahrenheit; the altimeter setting of 30.14 and the station pressure it means, 27.02.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EW7631FIG. D WHERE CITIZEN STATION EW7631 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 EW763110 PER CENT OF THE AIR BELOW IT2,996 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 HERE26.82 inHgSTANDARD TEMPERATURE HERE48.3 FALTIMETER SETTING, REPORTED30.14 inHgITS BAROMETER READS27.02 inHgTEMPERATURE, REPORTED72.0 FTITLECitizen station EW7631, the columnSTATION REPORT · CWOP EW7631TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-EW7631-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

3The sun

Contents

On Oct 16 the noon sun stands 49 degrees above the horizon at 32.10 N, and the day is 11 h 14 min long. Level ground there takes 75 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station EW7631, angles true: on Oct 16 it stands 49 degrees above the horizon, against 81 at the June solstice, 58 at the equinoxes and 34 at the December solstice; the day is 11 h 14 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EW7631FIG. E THE SUN AT CITIZEN STATION EW7631ELEVATION 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 81°EQUINOXES 58°DECEMBER SOLSTICE 34°OCT 16, 49°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 14 MINLEVEL GROUND TAKES 75 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 32.10 N; THE SUN'S DECLINATION -9.1°TITLECitizen station EW7631, the sunSTATION REPORT · CWOP EW7631TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-EW7631-3DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

4The instrument

Contents

A weather instrument, 2,996 ft above sea level. Its latest report is written on the sensors that made it.

Elevation of the instrument, Citizen station EW7631, each sensor drawn and labelled with what it read: air temperature, 72.0 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EW7631FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE72.0 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLECitizen station EW7631, the instrumentSTATION REPORT · CWOP EW7631TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 4 of 4DATE2026-10-16IDSR-EW7631-4DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

Near Citizen station EW7631