Station report
Citizen station FW9817, in 3 sheets Drawn from the register, in the manner of the Field Book, and opened beside the plates that explain each part of it.
1 The column2 The sun3 The instrumentAt 521 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.36 inHg and the temperature at 57.1 F.
Section from sea level of where Citizen station FW9817 stands in the atmosphere, height to scale: the station 521 feet above sea level with 2 per cent of the air below it; the standard atmosphere's pressure there, 29.36 inches of mercury, and temperature, 57.1 degrees Fahrenheit. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 A A B B C C D D E E © 2026 STORM STATION 247 THE FIELD BOOK STATION REPORT FW9817 FIG. D WHERE CITIZEN STATION FW9817 STANDS IN THE ATMOSPHERE SECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHERE FT ABOVE SEA LEVEL 0 5,000 10,000 15,000 SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERE CITIZEN STATION FW9817 2 PER CENT OF THE AIR BELOW IT 521 FT 10 PER CENT OF THE AIR BELOW, 2,890 FT 20 PER CENT OF THE AIR BELOW, 6,050 FT 30 PER CENT OF THE AIR BELOW, 9,540 FT 40 PER CENT OF THE AIR BELOW, 13,470 FT STANDARD PRESSURE HERE 29.36 inHg STANDARD TEMPERATURE HERE 57.1 F TITLE Citizen station FW9817, the column STATION REPORT · CWOP FW9817 TYPE SECTION SCALE HEIGHT TO SCALE REV FROM THE REGISTER SHEET 1 of 3 DATE 2026-10-06 ID SR-FW9817-1 DRAWN AS linework on paper SOURCES FB-ENG-001, FB-ENG-003 On Oct 6 the noon sun stands 41 degrees above the horizon at 43.66 N, and the day is 11 h 19 min long. Level ground there takes 66 per cent of the noon sunlight a surface facing the sun would.
Elevation of the noon sun at Citizen station FW9817, angles true: on Oct 6 it stands 41 degrees above the horizon, against 70 at the June solstice, 46 at the equinoxes and 23 at the December solstice; the day is 11 h 19 min long. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 A A B B C C D D E E © 2026 STORM STATION 247 THE FIELD BOOK STATION REPORT FW9817 FIG. E THE SUN AT CITIZEN STATION FW9817 ELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUE THE STATION JUNE SOLSTICE 70° EQUINOXES 46° DECEMBER SOLSTICE 23° OCT 6, 41° SOUTH ANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLY DAY LENGTH 11 H 19 MIN LEVEL GROUND TAKES 66 PER CENT OF THE NOON SUN A FACING SURFACE WOULD LATITUDE 43.66 N; THE SUN'S DECLINATION -5.3° TITLE Citizen station FW9817, the sun STATION REPORT · CWOP FW9817 TYPE ELEVATION SCALE ANGLES TRUE REV FROM THE REGISTER SHEET 2 of 3 DATE 2026-10-06 ID SR-FW9817-2 DRAWN AS linework on paper SOURCES FB-ENG-007 A weather instrument, 521 ft above sea level. Its sensors, as its network builds them.
Elevation of the instrument, Citizen station FW9817, each sensor drawn and labelled with what it read: no reading in the last day. 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 A A B B C C D D E E © 2026 STORM STATION 247 THE FIELD BOOK STATION REPORT FW9817 FIG. F THE INSTRUMENT ELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READ ANTENNA, SENDING BY SATELLITE - AIR TEMPERATURE - PRECIPITATION GAUGE - SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALE TITLE Citizen station FW9817, the instrument STATION REPORT · CWOP FW9817 TYPE ELEVATION SCALE SCHEMATIC REV FROM THE REGISTER SHEET 3 of 3 DATE 2026-10-06 ID SR-FW9817-3 DRAWN AS linework on paper SOURCES FB-INS-001 
FB-ENG-001, Fig. AAtmosphere in section
FB-ENG-003, Fig. CHydrostatic balance
FB-ENG-007, Fig. ARadiation budget
FB-INS-001, Fig. AWhat an instrument is