Storm Station
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In a volunteer observer's own ground

COCORAHS network, identified by the register

Identifier
PR-FJ-5
Latitude
18.31880 N
Longitude
65.66060 W
Elevation
78 ft
Rank
12of 248 in Puerto Rico, Oct 17

Ranking Statistics

On the radar over Fajardo 1.1 SReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

In a volunteer observer's own ground

Drawn as the kind of place it stands at. 139 instruments in Puerto Rico stand at one.

Station charts

Fajardo 1.1 S Report

Rank 12 of 248 in Puerto Rico, Oct 17. 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 score99.4of 100

Puerto Rico median
96.8the median score of 248 stations
Scoring higher
0stations in Puerto Rico
Sharing its score
21ranks 1 to 21
Points deducted
0.60.6 accuracy
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Puerto Rico median 96.9, 100.0, 100.0
Next above
PR-VB-2rank 11; ahead on median arrival 86 min against 86 min 2 s
Next below
PR-SG-3rank 13; behind on median arrival 86 min 2 s against 86 min 3 s

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 99.35 of 5 scheduled reports received in 7 days
  2. Arrivalweight 10100.010.0 of 10 pointsPuerto Rico median 84.3half its reports arrived within 86 min
  3. Continuityweight 10100.010.0 of 10 pointsPuerto Rico median 100.0longest silence 24 h, on a schedule of one report every 24 h
  4. Accuracyweight 20-19.4 of 20 points, at the medianPuerto Rico median 96.9-
  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 2.4 h, none at 24 h
Continuity
Full marks for a longest silence of 3 reports or less (72 h), none for 72 (1728 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
12of 248 in Puerto Rico, Oct 17
Reports received, 7 days
6
Days reported, 30 days
29 of 30
Longest silence, 7 days
26 h 22 minfrom Oct 16, 7:00 AM
Latest report
Oct 16, 7:00 AMlocal time
Time to reach Storm Station
86 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: 5 of 5 scheduled reports received, 100%.

Chart of the 248 ranked stations in Puerto Rico on Oct 17 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, 10; 50 to 59 per cent, 3; 60 to 69 per cent, 9; 70 to 79 per cent, 3; 80 to 89 per cent, 12; 90 to 99 per cent, 121; 100 per cent, 89. Fajardo 1.1 S received 100.0 per cent, 5 of 5 scheduled reports, rank 12 of 248.WHERE IT RANKS IN PUERTO RICO, Oct 17THIS ONE: 100.0%, 5 OF 5, RANK 12 OF 248PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 1920 to 29130 to 3940 to 491050 to 59360 to 69970 to 79380 to 891290 to 9912110089STATIONS, LOG SCALE
Chart of Fajardo 1.1 S's rank in Puerto Rico by how it reported, day by day, from 2026-10-14 to 2026-10-17: 2026-10-14 rank 13 of 233; 2026-10-15 rank 19 of 236; 2026-10-16 rank 17 of 243; 2026-10-17 rank 12 of 248.ITS RANK IN PUERTO RICO, DAY BY DAYRANK, FIRST AT THE TOP15101520Oct 14Oct 15Oct 16Oct 17
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%89
90 to 99%121
80 to 89%12
70 to 79%3
60 to 69%9
50 to 59%3
40 to 49%10
30 to 39%0
20 to 29%1
10 to 19%0
0 to 9%0
DayRankStations rankedShare received
Oct 17, 202612248100.0%
Oct 16, 202617243100.0%
Oct 15, 202619236100.0%
Oct 14, 202613233100.0%
Reports received at Fajardo 1.1 S, reports from 0.0 to 1.0, the latest 0.0, in reports.REPORTS RECEIVEDreports00.250.50.751Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16Sat 17
Precipitation at Fajardo 1.1 S, precipitation from 0.00 to 0.72, the latest 0.11, in inches.PRECIPITATIONin0.000.200.400.600.80Sep 18Sep 23Sep 28Oct 3Oct 8Oct 13
The readings these charts were drawn from, as a table
DayPrecipitation inSnowfall in
Oct 160.11-
Oct 150.02-
Oct 140.06-
Oct 130.05-
Oct 120.01-
Oct 110.17-
Oct 100.47-
Oct 90.000.00
Oct 80.30-
Oct 70.22-
Oct 6trace-
Oct 50.61-
Oct 40.07-
Oct 30.000.00
Oct 20.15-
Oct 10.56-
Sep 300.13-
Sep 290.000.00
Sep 280.08-
Sep 270.11-
Sep 260.04-
Sep 250.01-
Sep 240.000.00
Sep 230.000.00
Sep 220.11-
Sep 210.03-
Sep 200.000.00
Sep 190.000.00
Sep 180.72-

Station report

Fajardo 1.1 S, 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.

1The column

Contents

At 78 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.

Section from sea level of where Fajardo 1.1 S stands in the atmosphere, height to scale: the station 78 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 PR-FJ-5FIG. D WHERE FAJARDO 1.1 S 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 ATMOSPHEREFAJARDO 1.1 S0 PER CENT OF THE AIR BELOW IT78 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 FTITLEFajardo 1.1 S, the columnSTATION REPORT · COCORAHS PR-FJ-5TYPESECTIONSCALEHEIGHT TO SCALEREVFROM THE REGISTER SHEET 1 of 3DATE2026-10-17IDSR-PRFJ5-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

2The sun

Contents

On Oct 17 the noon sun stands 62 degrees above the horizon at 18.32 N, and the day is 11 h 35 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 Fajardo 1.1 S, angles true: on Oct 17 it stands 62 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 35 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PR-FJ-5FIG. E THE SUN AT FAJARDO 1.1 SELEVATION 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 17, 62°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 35 MINLEVEL GROUND TAKES 89 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 18.32 N; THE SUN'S DECLINATION -9.4°TITLEFajardo 1.1 S, the sunSTATION REPORT · COCORAHS PR-FJ-5TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 2 of 3DATE2026-10-17IDSR-PRFJ5-2DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

3The instrument

Contents

A community rain gauge, 78 ft above sea level. Its sensors, as its network builds them.

Elevation of a community rain gauge, Fajardo 1.1 S, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PR-FJ-5FIG. F THE INSTRUMENTELEVATION OF A COMMUNITY RAIN GAUGE, EACH SENSOR WITH WHAT IT READ4 INCH RAIN GAUGE, READ EACH MORNING-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEFajardo 1.1 S, the instrumentSTATION REPORT · COCORAHS PR-FJ-5TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 3 of 3DATE2026-10-17IDSR-PRFJ5-3DRAWN AS linework on paperSOURCES FB-INS-001, FB-INS-003

From the Field Book

The instrumentWhat an instrument is FB-INS-001Personal weather station FB-INS-003

What it seesFlash flood FB-EVT-100Areal flood FB-EVT-101River flood FB-EVT-102Snowpack strata FB-WAT-031

Near Fajardo 1.1 S

Gauges

Weather instruments