Storm Station
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A remote fire weather station

DCP network, identified by the register

Identifier
VIEP4
Latitude
18.12170 N
Longitude
65.41610 W
Elevation
72 ft
Rank
26of 243 in Puerto Rico, Oct 16
Observed
11:11 PMAST, 1 hour ago
Air temperature
81F
What it feels like
86.6F
High so far today
91F
Low so far today
78F
Dew point
74.6F
Relative humidity
81%
Wind
0mph
Gust
0mph
Strongest wind today
7mph
Wind direction
91°
Precipitation this hour
0in
Precipitation today
0in

Ranking Statistics

On the radar over Vieques RAWSReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

A remote fire weather station

Drawn as the kind of place it stands at. 7 instruments in Puerto Rico stand at one.

Station charts

Vieques RAWS Report

Rank 26 of 243 in Puerto Rico, Oct 16. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.

Ranking Statistics

247 score99.7of 100

Puerto Rico median
97.5the median score of 243 stations
Scoring higher
25stations in Puerto Rico
Sharing its score
1no other station
Points deducted
0.30.3 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Puerto Rico median 100.0, 100.0, 100.0
Next above
PR-LJ-4rank 25; ahead on 247 score 100.0 against 99.7
Next below
JOXP4rank 27; behind on 247 score 99.7 against 99.5

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

  1. Reports receivedweight 35100.035.0 of 35 pointsPuerto Rico median 99.1112 of 112 scheduled reports received in 7 days
  2. Arrivalweight 1096.79.7 of 10 pointsPuerto Rico median 84.7half its reports arrived within 12 min
  3. Continuityweight 10100.010.0 of 10 pointsPuerto Rico median 100.0longest silence 60 min, on a schedule of one report every 60 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianPuerto Rico median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianPuerto Rico median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianPuerto Rico median 100.0-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

How each part is scored
Reports received
Full marks for every scheduled report received, none for none, in proportion between
Arrival
Full marks for a median arrival within 10 min, none at 60 min
Continuity
Full marks for a longest silence of 3 reports or less (3 h), none for 72 (72 h)
Accuracy
Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °F
Instrument checks
Full marks for no reading failed, none for 5 per cent or more
Forecast check
Full marks within 2 °F of the forecast on average, none at 8 °F
Rank
26of 243 in Puerto Rico, Oct 16
Schedule
every houron the hour's :11
Reports received, 24 hours
23 of 2495.8% of its schedule, 25 reports in all
Reports received, 7 days
161 of 16895.8% of its schedule, 168 reports in all
Days reported, 30 days
30 of 30
Longest silence, 7 days
5 hoursfrom Oct 14, 7:11 PM
Latest report
Oct 16, 12:11 AMlocal time
Time to reach Storm Station
12 min9 in 10 within 12 min

The reports received are counted from the network's own archive of this station's reports. Its 247 rank is counted from Storm Station's own record, which holds less than 7 days of it so far: 112 of 112 scheduled reports received, 100%.

Its schedule is one report every hour, 24 in 24 hours. Two reports in the same hour count as one received.

Chart of the 243 ranked stations in Puerto Rico on Oct 16 by the share of their scheduled reports received in Storm Station's own record, up to 7 days, in tenths: 0 to 9 per cent, 0; 10 to 19 per cent, 0; 20 to 29 per cent, 1; 30 to 39 per cent, 0; 40 to 49 per cent, 0; 50 to 59 per cent, 10; 60 to 69 per cent, 0; 70 to 79 per cent, 14; 80 to 89 per cent, 3; 90 to 99 per cent, 115; 100 per cent, 100. Vieques RAWS received 100.0 per cent, 112 of 112 scheduled reports, rank 26 of 243.WHERE IT RANKS IN PUERTO RICO, Oct 16THIS ONE: 100.0%, 112 OF 112, RANK 26 OF 243PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 1920 to 29130 to 3940 to 4950 to 591060 to 6970 to 791480 to 89390 to 99115100100STATIONS, LOG SCALE
Chart of Vieques RAWS's rank in Puerto Rico by how it reported, day by day, from 2026-10-12 to 2026-10-16: 2026-10-12 rank 4 of 185; 2026-10-13 rank 3 of 187; 2026-10-14 rank 29 of 233; 2026-10-15 rank 28 of 236; 2026-10-16 rank 26 of 243.ITS RANK IN PUERTO RICO, DAY BY DAYRANK, FIRST AT THE TOP1102030Oct 12Oct 13Oct 14Oct 15Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%100
90 to 99%115
80 to 89%3
70 to 79%14
60 to 69%0
50 to 59%10
40 to 49%0
30 to 39%0
20 to 29%1
10 to 19%0
0 to 9%0
DayRankStations rankedShare received
Oct 16, 202626243100.0%
Oct 15, 202628236100.0%
Oct 14, 202629233100.0%
Oct 13, 20263187100.0%
Oct 12, 20264185100.0%
Temperature at Vieques RAWS, temperature from 79.0 to 91.0, the latest 80.0, in degrees Fahrenheit.TEMPERATUREF75808590953 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Reports received at Vieques RAWS, reports from 1.0 to 2.0, the latest 1.0, in reports.REPORTS RECEIVEDreports00.511.523 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphPrecipitation inReports
Fri 16, 12 AM80.074.082000.001
Thu 15, 11 PM81.0----0.001
Thu 15, 10 PM81.0----0.001
Thu 15, 9 PM80.0----0.001
Thu 15, 8 PM80.0----0.001
Thu 15, 7 PM82.0----0.001
Thu 15, 6 PM84.0----0.001
Thu 15, 5 PM87.0----0.001
Thu 15, 4 PM89.0----0.001
Thu 15, 3 PM91.0----0.001
Thu 15, 2 PM91.0----0.001
Thu 15, 1 PM91.0----0.001
Thu 15, 12 PM91.0----0.001
Thu 15, 11 AM91.0----0.001
Thu 15, 10 AM90.0----0.001
Thu 15, 9 AM87.0----0.001
Thu 15, 8 AM87.0----0.002
Thu 15, 7 AM81.0----0.001
Thu 15, 6 AM80.0----0.001
Thu 15, 5 AM79.0----0.001
Thu 15, 4 AM79.0----0.001
Thu 15, 3 AM79.0----0.001
Thu 15, 2 AM79.0----0.001
Thu 15, 1 AM79.0----0.001
Temperature at Vieques RAWS, temperature from 75.0 to 92.0, the latest 80.0, in degrees Fahrenheit.TEMPERATUREF7580859095Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Wind at Vieques RAWS, wind from 0 to 11, the latest 0, in miles an hour.WINDmph051015Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Wind direction at Vieques RAWS, wind direction from 75 to 162, the latest 119, in degrees.WIND DIRECTION°090180270360Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Precipitation at Vieques RAWS, precipitation from 0.00 to 0.15, the latest 0.00, in inches.PRECIPITATIONin0.000.050.100.15Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Vieques RAWS, reports from 0.0 to 2.0, the latest 1.0, in reports.REPORTS RECEIVEDreports00.511.52Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphWind direction °Precipitation inReports
Fri 16, 12 AM80.074.08200-0.001
Thu 15, 11 PM81.0-----0.001
Thu 15, 10 PM81.0-----0.001
Thu 15, 9 PM80.0-----0.001
Thu 15, 8 PM80.0-----0.001
Thu 15, 7 PM82.0-----0.001
Thu 15, 6 PM84.0-----0.001
Thu 15, 5 PM87.0-----0.001
Thu 15, 4 PM89.0-----0.001
Thu 15, 3 PM91.0-----0.001
Thu 15, 2 PM91.0-----0.001
Thu 15, 1 PM91.0-----0.001
Thu 15, 12 PM91.0-----0.001
Thu 15, 11 AM91.0-----0.001
Thu 15, 10 AM90.0-----0.001
Thu 15, 9 AM87.0-----0.001
Thu 15, 8 AM87.0-----0.002
Thu 15, 7 AM81.0-----0.001
Thu 15, 6 AM80.0-----0.001
Thu 15, 5 AM79.0-----0.001
Thu 15, 4 AM79.0-----0.001
Thu 15, 3 AM79.0-----0.001
Thu 15, 2 AM79.0-----0.001
Thu 15, 1 AM79.0-----0.001
Thu 15, 12 AM78.0-----0.001
Wed 14, 7 PM78.0--0--0.001
Wed 14, 6 PM79.0--0--0.151
Wed 14, 5 PM86.0--1-1190.001
Wed 14, 4 PM89.0--2-1080.001
Wed 14, 3 PM91.0--4-1170.001
Wed 14, 2 PM90.0--3-1310.001
Wed 14, 1 PM88.0--5-1090.001
Wed 14, 12 PM90.0--4-960.001
Wed 14, 11 AM92.0--7-1400.001
Wed 14, 10 AM91.0--7-1480.001
Wed 14, 9 AM88.0--2-1290.001
Wed 14, 8 AM85.3--0--0.002
Wed 14, 7 AM81.0--0--0.001
Wed 14, 6 AM79.0--0--0.001
Wed 14, 5 AM79.0--0--0.001
Wed 14, 4 AM80.0--0--0.001
Wed 14, 3 AM80.0--0--0.001
Wed 14, 2 AM80.0--0--0.001
Wed 14, 1 AM81.0--0--0.001
Wed 14, 12 AM81.0--0--0.001
Tue 13, 11 PM81.0--0--0.001
Tue 13, 10 PM81.0--0--0.001
Tue 13, 9 PM81.0--0--0.001
Tue 13, 8 PM81.0--0--0.001
Tue 13, 7 PM83.0--0--0.001
Tue 13, 6 PM83.0--0--0.001
Tue 13, 5 PM85.0--0--0.001
Tue 13, 4 PM86.0--0--0.001
Tue 13, 3 PM87.0--0--0.001
Tue 13, 2 PM89.0--3-1540.001
Tue 13, 1 PM90.0--6-1500.001
Tue 13, 12 PM90.0--8-1540.001
Tue 13, 11 AM88.0--6-1400.021
Tue 13, 10 AM88.0--6-1380.001
Tue 13, 9 AM90.0--3-1040.001
Tue 13, 8 AM86.0--0--0.002
Tue 13, 7 AM83.0--0--0.001
Tue 13, 6 AM79.0--0--0.001
Tue 13, 5 AM79.0--0--0.001
Tue 13, 4 AM81.0--0--0.001
Tue 13, 3 AM81.0--0--0.001
Tue 13, 2 AM80.0--0--0.001
Tue 13, 12 AM81.0--0--0.001
Mon 12, 11 PM80.0--0--0.001
Mon 12, 10 PM81.0--0--0.001
Mon 12, 9 PM81.0--0--0.001
Mon 12, 8 PM81.0--0--0.001
Mon 12, 7 PM82.0--0--0.001
Mon 12, 6 PM84.0--0--0.001
Mon 12, 5 PM87.0--5-1210.001
Mon 12, 4 PM89.0--3-1490.001
Mon 12, 3 PM90.0--5-1390.001
Mon 12, 2 PM91.0--6-1310.001
Mon 12, 1 PM91.0--6-1430.001
Mon 12, 12 PM90.0--7-1480.001
Mon 12, 11 AM90.0--9-1520.001
Mon 12, 10 AM88.0--7-1360.031
Mon 12, 9 AM87.0--2-1070.001
Mon 12, 8 AM83.8--0--0.002
Mon 12, 7 AM83.0--1-1240.001
Mon 12, 6 AM79.0--0--0.001
Mon 12, 5 AM79.0--0--0.001
Mon 12, 4 AM79.0--0--0.001
Mon 12, 3 AM79.0--5-880.001
Mon 12, 2 AM81.0--0--0.001
Mon 12, 1 AM81.0--0--0.001
Mon 12, 12 AM82.0--0--0.001
Sun 11, 11 PM82.0--3-940.001
Sun 11, 9 PM81.0--0--0.001
Sun 11, 8 PM82.0--1-950.001
Sun 11, 7 PM82.0--2-960.001
Sun 11, 6 PM83.0--2-970.001
Sun 11, 5 PM86.0--6-1160.001
Sun 11, 4 PM88.0--6-1200.001
Sun 11, 3 PM89.0--8-1200.001
Sun 11, 2 PM90.0--5-1330.001
Sun 11, 1 PM90.0--8-1290.001
Sun 11, 12 PM89.0--9-1400.001
Sun 11, 11 AM89.0--10-1110.001
Sun 11, 10 AM86.0--9-1290.001
Sun 11, 9 AM86.0--0--0.001
Sun 11, 8 AM84.0--0--0.002
Sun 11, 7 AM81.0--5-1620.001
Sun 11, 6 AM76.0--0--0.151
Sun 11, 5 AM75.0--4-1160.121
Sun 11, 4 AM82.0--9-1270.001
Sun 11, 3 AM82.0--6-1170.001
Sun 11, 2 AM82.0--5-1160.001
Sun 11, 1 AM80.0--1-970.001
Sun 11, 12 AM80.0--1-930.001
Sat 10, 11 PM79.0--1-990.001
Sat 10, 10 PM78.0--0--0.001
Sat 10, 9 PM78.0--0--0.001
Sat 10, 8 PM77.0--0--0.001
Sat 10, 7 PM75.0--0--0.001
Sat 10, 6 PM77.0--0--0.001
Sat 10, 5 PM78.0--8-1270.001
Sat 10, 4 PM88.0--9-1320.001
Sat 10, 3 PM90.0--6-1250.001
Sat 10, 2 PM90.0--7-1330.001
Sat 10, 1 PM91.0--9-1420.001
Sat 10, 12 PM91.0--8-1360.001
Sat 10, 11 AM89.0--7-1380.001
Sat 10, 10 AM88.0--5-1170.001
Sat 10, 9 AM85.0--4-1150.001
Sat 10, 8 AM80.8--0--0.052
Sat 10, 7 AM76.0--0--0.001
Sat 10, 6 AM75.0--1-950.051
Sat 10, 5 AM75.0--0--0.001
Sat 10, 4 AM77.0--0--0.011
Sat 10, 3 AM76.0--3-1110.011
Sat 10, 2 AM79.0--0--0.001
Sat 10, 1 AM80.0--0--0.001
Sat 10, 12 AM82.0--3-1060.001
Fri 9, 11 PM80.0--0--0.011
Fri 9, 9 PM82.0--0--0.001
Fri 9, 8 PM82.0--1-800.001
Fri 9, 7 PM82.0--0--0.001
Fri 9, 6 PM84.0--2-1010.001
Fri 9, 5 PM87.0--6-1210.001
Fri 9, 4 PM85.0--5-750.001
Fri 9, 3 PM91.0--8-1210.001
Fri 9, 2 PM91.0--10-1390.001
Fri 9, 1 PM92.0--10-1330.001
Fri 9, 12 PM92.0--11-1410.001
Fri 9, 11 AM92.0--8-1250.001
Fri 9, 10 AM92.0--7-1170.001
Fri 9, 9 AM91.0--7-1230.001
Fri 9, 8 AM87.0--9-1180.002
Fri 9, 7 AM85.0--2-1060.001
Fri 9, 6 AM81.0--0--0.001
Fri 9, 5 AM81.0--0--0.001
Fri 9, 4 AM81.0--0--0.001
Fri 9, 3 AM81.0--1-1060.001
Fri 9, 2 AM81.0--1-960.001
Fri 9, 1 AM82.0--2-1020.001
High and Low at Vieques RAWS, high from 80.0 to 93.0, the latest 80.0; low from 75.0 to 81.0, the latest 80.0, in degrees Fahrenheit.HIGH AND LOWF7580859095Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHLOW
Highest dew point and Lowest dew point at Vieques RAWS, highest dew point from 74.0 to 78.8, the latest 74.0; lowest dew point from 69.8 to 74.7, the latest 74.0, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF67.57072.57577.580Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at Vieques RAWS, highest humidity from 82 to 93, the latest 82; lowest humidity from 54 to 82, the latest 82, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%5060708090100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Strongest gust at Vieques RAWS, strongest gust from 0 to 27, the latest 0, in miles an hour.STRONGEST GUSTmph0102030Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12
Precipitation at Vieques RAWS, precipitation from 0.00 to 2.55, the latest 0.00, in inches.PRECIPITATIONin0.001.002.003.00Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12
The readings these charts were drawn from, as a table
DayHigh FLow FHighest dew point FLowest dew point FHighest humidity %Lowest humidity %Strongest gust mphPrecipitation in
Oct 1680.080.074.074.082820-
Oct 1591.078.076.172.09154160.00
Oct 1492.078.076.973.39258170.16
Oct 1390.079.077.574.69062140.02
Oct 1291.079.076.173.38761170.03
Oct 1190.075.075.269.89059270.27
Oct 1091.075.076.171.29159270.12
Oct 992.080.075.372.78356200.01
Oct 891.081.077.072.88358190.00
Oct 787.076.076.872.29268200.12
Oct 693.078.076.573.69154220.23
Oct 592.079.076.673.18760140.00
Oct 491.078.076.470.98459160.00
Oct 392.078.075.172.48456180.00
Oct 292.079.076.572.38959180.00
Oct 191.077.076.672.99359210.09
Sep 3092.077.075.873.39157210.07
Sep 2992.079.076.772.28554190.00
Sep 2892.078.077.073.7925700.08
Sep 2791.079.077.174.7916200.03
Sep 2691.076.077.572.8936100.00
Sep 2591.076.077.073.3935900.00
Sep 2490.077.077.573.49265140.11
Sep 2392.079.077.173.19260160.10
Sep 2291.077.076.672.79160160.00
Sep 2191.075.077.972.59359150.16
Sep 2090.076.077.773.59262130.00
Sep 1990.078.076.372.88859140.00
Sep 1890.080.077.074.08663130.00
Sep 1791.076.078.872.59364232.55

Station report

Vieques RAWS, in 5 sheets

Drawn from its report of Oct 15, 2026, 11:11 PM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The air

Contents

81.0 F with a dew point of 74.6 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,500 ft up.

Chart of the air at Vieques RAWS: temperature 81.0 degrees Fahrenheit and dew point 74.6, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VIEP4FIG. B THE AIR AT VIEQUES RAWSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 F90 FSATURATES 1,500 FT ABOVE THE STATION, AT 73.0 FTEMPERATURE 81.0 FDEW POINT 74.6 FSPREAD 6.4 FRELATIVE HUMIDITY 81 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEVieques RAWS, the airSTATION REPORT · DCP VIEP4TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-VIEP4-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

2The wind

Contents

Calm.

Plan of the wind at Vieques RAWS, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VIEP4FIG. C THE WIND AT VIEQUES RAWSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEVieques RAWS, the windSTATION REPORT · DCP VIEP4TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-VIEP4-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

3The column

Contents

At 72 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.84 inHg and the temperature at 58.7 F; it reports 81.0 F, 22.3 F warmer than standard.

Section from sea level of where Vieques RAWS stands in the atmosphere, height to scale: the station 72 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.84 inches of mercury, and temperature, 58.7 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VIEP4FIG. D WHERE VIEQUES RAWS 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 ATMOSPHEREVIEQUES RAWS0 PER CENT OF THE AIR BELOW IT72 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 HERE29.84 inHgSTANDARD TEMPERATURE HERE58.7 FTEMPERATURE, REPORTED81.0 FTITLEVieques RAWS, the columnSTATION REPORT · DCP VIEP4TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-VIEP4-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

4The sun

Contents

On Oct 16 the noon sun stands 63 degrees above the horizon at 18.12 N, and the day is 11 h 36 min long. Level ground there takes 89 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Vieques RAWS, angles true: on Oct 16 it stands 63 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 36 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VIEP4FIG. E THE SUN AT VIEQUES RAWSELEVATION 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 85°EQUINOXES 72°DECEMBER SOLSTICE 48°OCT 16, 63°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 36 MINLEVEL GROUND TAKES 89 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 18.12 N; THE SUN'S DECLINATION -9.1°TITLEVieques RAWS, the sunSTATION REPORT · DCP VIEP4TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 4 of 5DATE2026-10-16IDSR-VIEP4-4DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

5The instrument

Contents

A data collection platform, 72 ft above sea level. Its report of Oct 15, 2026, 11:11 PM local time is written on the sensors that made it.

Elevation of a data collection platform, Vieques RAWS, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 15, 2026, 11:11 pm local time; air temperature, 81.0 f, dew point 74.6 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VIEP4FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READ, OCT 15, 2026, 11:11 PM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD OCT 15, 2026, 11:11 PM LOCAL TIMEAIR TEMPERATURE81.0 F, DEW POINT 74.6 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEVieques RAWS, the instrumentSTATION REPORT · DCP VIEP4TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 5 of 5DATE2026-10-16IDSR-VIEP4-5DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

The instrumentWhat an instrument is FB-INS-001

What it seesMoon and tides FB-CLK-003Hurricane FB-EVT-043Nor'easter FB-EVT-066Flash flood FB-EVT-100Coastal flood FB-EVT-105

Near Vieques RAWS

Gauges

Weather instruments