Station report
San Sebastian 1N - RAWS, in 5 sheets Drawn from its report of Oct 11, 2026, 1:12 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.
1 The air2 The wind3 The column4 The sun5 The instrument74.0 F with a dew point of 71.5 F, 92 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 600 ft up.
Chart of the air at San Sebastian 1N - RAWS: temperature 74.0 degrees Fahrenheit and dew point 71.5, 92 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 600 feet above the station; height to scale. 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 SSBP4 FIG. B THE AIR AT SAN SEBASTIAN 1N - RAWS THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALE FT ABOVE THE STATION 0 1,000 2,000 3,000 60 F 70 F 80 F SATURATES 600 FT ABOVE THE STATION, AT 70.8 F TEMPERATURE AND DEW POINT 74.0 F, 71.5 F RELATIVE HUMIDITY 92 PER CENT THE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 F SOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINT TITLE San Sebastian 1N - RAWS, the air STATION REPORT · DCP SSBP4 TYPE CHART SCALE HEIGHT TO SCALE REV AS REPORTED SHEET 1 of 5 DATE 2026-10-11 ID SR-SSBP4-1 DRAWN AS linework on paper SOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005 From the north northeast (20 degrees) at 3 mph, gusting 7 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 7 mph.
Plan of the wind at San Sebastian 1N - RAWS, north up: blowing from 20 degrees, the north northeast, at 3 miles an hour, gusting 7; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked. 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 SSBP4 FIG. C THE WIND AT SAN SEBASTIAN 1N - RAWS PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALE N E S W THE STATION FROM 20° BEAUFORT FORCE LEAST WIND, MPH 0 CALM 0 1 LIGHT AIR 1 NOW, 3 MPH 2 LIGHT BREEZE 4 GUST, 7 MPH 3 GENTLE BREEZE 8 4 MODERATE BREEZE 13 5 FRESH BREEZE 19 6 STRONG BREEZE 25 7 NEAR GALE 32 8 GALE 39 9 STRONG GALE 47 10 STORM 55 11 VIOLENT STORM 64 12 HURRICANE FORCE 73 TITLE San Sebastian 1N - RAWS, the wind STATION REPORT · DCP SSBP4 TYPE PLAN north up SCALE NOT TO SCALE REV AS REPORTED SHEET 2 of 5 DATE 2026-10-11 ID SR-SSBP4-2 DRAWN AS linework on paper SOURCES FB-EVT-150, FB-ENG-008 At 525 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; it reports 74.0 F, 16.9 F warmer than standard.
Section from sea level of where San Sebastian 1N - RAWS stands in the atmosphere, height to scale: the station 525 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 SSBP4 FIG. D WHERE SAN SEBASTIAN 1N - RAWS 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 SAN SEBASTIAN 1N - RAWS 2 PER CENT OF THE AIR BELOW IT 525 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 TEMPERATURE, REPORTED 74.0 F TITLE San Sebastian 1N - RAWS, the column STATION REPORT · DCP SSBP4 TYPE SECTION SCALE HEIGHT TO SCALE REV AS REPORTED SHEET 3 of 5 DATE 2026-10-11 ID SR-SSBP4-3 DRAWN AS linework on paper SOURCES FB-ENG-001, FB-ENG-003 On Oct 11 the noon sun stands 64 degrees above the horizon at 18.35 N, and the day is 11 h 41 min long. Level ground there takes 90 per cent of the noon sunlight a surface facing the sun would.
Elevation of the noon sun at San Sebastian 1N - RAWS, angles true: on Oct 11 it stands 64 degrees above the horizon, against 85 at the June solstice, 72 at the equinoxes and 48 at the December solstice; the day is 11 h 41 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 SSBP4 FIG. E THE SUN AT SAN SEBASTIAN 1N - RAWS 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 85° EQUINOXES 72° DECEMBER SOLSTICE 48° OCT 11, 64° SOUTH ANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLY DAY LENGTH 11 H 41 MIN LEVEL GROUND TAKES 90 PER CENT OF THE NOON SUN A FACING SURFACE WOULD LATITUDE 18.35 N; THE SUN'S DECLINATION -7.2° TITLE San Sebastian 1N - RAWS, the sun STATION REPORT · DCP SSBP4 TYPE ELEVATION SCALE ANGLES TRUE REV AS REPORTED SHEET 4 of 5 DATE 2026-10-11 ID SR-SSBP4-4 DRAWN AS linework on paper SOURCES FB-ENG-007 A data collection platform, 525 ft above sea level. Its report of Oct 11, 2026, 1:12 AM local time is written on the sensors that made it.
Elevation of a data collection platform, San Sebastian 1N - RAWS, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 11, 2026, 1:12 am local time; air temperature, 74.0 f, dew point 71.5 f; precipitation gauge, 0.00 in today. 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 SSBP4 FIG. F THE INSTRUMENT ELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READ, OCT 11, 2026, 1:12 AM LOCAL TIME ANTENNA, SENDING BY SATELLITE LAST HEARD OCT 11, 2026, 1:12 AM LOCAL TIME AIR TEMPERATURE 74.0 F, DEW POINT 71.5 F PRECIPITATION GAUGE 0.00 IN TODAY SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALE TITLE San Sebastian 1N - RAWS, the instrument STATION REPORT · DCP SSBP4 TYPE ELEVATION SCALE SCHEMATIC REV AS REPORTED SHEET 5 of 5 DATE 2026-10-11 ID SR-SSBP4-5 DRAWN AS linework on paper SOURCES FB-INS-001 
FB-WAT-020, Fig. AFog types
FB-WAT-002, Fig. CHumidity variables
FB-ENG-011, Fig. AWater vapour as a gas
FB-ENG-005, Fig. ALapse rates and stability
