Station report
Maricao RAWS, in 5 sheets Drawn from its report of Oct 11, 2026, 1:45 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 instrument67.0 F with a dew point of 63.6 F, 89 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.
Chart of the air at Maricao RAWS: temperature 67.0 degrees Fahrenheit and dew point 63.6, 89 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 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 MAOP4 FIG. B THE AIR AT MARICAO 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 50 F 60 F 70 F 80 F SATURATES 800 FT ABOVE THE STATION, AT 62.8 F TEMPERATURE 67.0 F DEW POINT 63.6 F SPREAD 3.4 F RELATIVE HUMIDITY 89 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 Maricao RAWS, the air STATION REPORT · DCP MAOP4 TYPE CHART SCALE HEIGHT TO SCALE REV AS REPORTED SHEET 1 of 5 DATE 2026-10-11 ID SR-MAOP4-1 DRAWN AS linework on paper SOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005 From the east northeast (58 degrees) at 3 mph, gusting 7 mph: force 1, a light air on the Beaufort scale. The strongest gust today was 9 mph.
Plan of the wind at Maricao RAWS, north up: blowing from 58 degrees, the east 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 MAOP4 FIG. C THE WIND AT MARICAO RAWS PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALE N E S W THE STATION FROM 58° 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 Maricao RAWS, the wind STATION REPORT · DCP MAOP4 TYPE PLAN north up SCALE NOT TO SCALE REV AS REPORTED SHEET 2 of 5 DATE 2026-10-11 ID SR-MAOP4-2 DRAWN AS linework on paper SOURCES FB-EVT-150, FB-ENG-008 At 1,520 ft above sea level, 5 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.31 inHg and the temperature at 53.6 F; it reports 67.0 F, 13.4 F warmer than standard.
Section from sea level of where Maricao RAWS stands in the atmosphere, height to scale: the station 1,520 feet above sea level with 5 per cent of the air below it; the standard atmosphere's pressure there, 28.31 inches of mercury, and temperature, 53.6 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 MAOP4 FIG. D WHERE MARICAO 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 MARICAO RAWS 5 PER CENT OF THE AIR BELOW IT 1,520 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 28.31 inHg STANDARD TEMPERATURE HERE 53.6 F TEMPERATURE, REPORTED 67.0 F TITLE Maricao RAWS, the column STATION REPORT · DCP MAOP4 TYPE SECTION SCALE HEIGHT TO SCALE REV AS REPORTED SHEET 3 of 5 DATE 2026-10-11 ID SR-MAOP4-3 DRAWN AS linework on paper SOURCES FB-ENG-001, FB-ENG-003 On Oct 11 the noon sun stands 65 degrees above the horizon at 18.16 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 Maricao RAWS, angles true: on Oct 11 it stands 65 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 MAOP4 FIG. E THE SUN AT MARICAO 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, 65° 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 18.16 N; THE SUN'S DECLINATION -7.2° TITLE Maricao RAWS, the sun STATION REPORT · DCP MAOP4 TYPE ELEVATION SCALE ANGLES TRUE REV AS REPORTED SHEET 4 of 5 DATE 2026-10-11 ID SR-MAOP4-4 DRAWN AS linework on paper SOURCES FB-ENG-007 A data collection platform, 1,520 ft above sea level. Its report of Oct 11, 2026, 1:45 AM local time is written on the sensors that made it.
Elevation of a data collection platform, Maricao RAWS, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 11, 2026, 1:45 am local time; air temperature, 67.0 f, dew point 63.6 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 MAOP4 FIG. F THE INSTRUMENT ELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READ, OCT 11, 2026, 1:45 AM LOCAL TIME ANTENNA, SENDING BY SATELLITE LAST HEARD OCT 11, 2026, 1:45 AM LOCAL TIME AIR TEMPERATURE 67.0 F, DEW POINT 63.6 F PRECIPITATION GAUGE 0.00 IN TODAY SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALE TITLE Maricao RAWS, the instrument STATION REPORT · DCP MAOP4 TYPE ELEVATION SCALE SCHEMATIC REV AS REPORTED SHEET 5 of 5 DATE 2026-10-11 ID SR-MAOP4-5 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
