Storm Station
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On a farm or research station

COOP network, identified by the register

Identifier
AJTP4
Latitude
18.17440 N
Longitude
66.79780 W
Elevation
1,808 ft
Rank
-

On the radar over Agricultural Exp StReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

On a farm or research station

Drawn as the kind of place it stands at. It is the only instrument in Puerto Rico that stands at one.

Station charts

Agricultural Exp St Report

Rank
-
Days reported, 30 days
14 of 30
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.WHERE IT RANKS IN PUERTO RICO, Oct 16PER 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
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
High and Low at Agricultural Exp St, high from 83.0 to 88.0, the latest 87.0; low from 62.0 to 67.0, the latest 62.0, in degrees Fahrenheit.HIGH AND LOWF60708090Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHLOW
Precipitation at Agricultural Exp St, precipitation from 0.16 to 0.16, the latest 0.16, in inches.PRECIPITATIONin0.000.050.100.150.20Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12
The readings these charts were drawn from, as a table
DayHigh FLow FPrecipitation in
Sep 3087.062.0-
Sep 2986.062.0-
Sep 2887.062.0-
Sep 2788.062.0-
Sep 2686.062.0-
Sep 2587.063.0-
Sep 2486.063.0-
Sep 2384.063.0-
Sep 2284.063.00.16
Sep 2185.063.0-
Sep 2086.062.0-
Sep 1986.064.0-
Sep 1883.067.0-
Sep 1787.064.0-

Station report

Agricultural Exp St, 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 1,808 ft above sea level, 6 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.02 inHg and the temperature at 52.6 F.

Section from sea level of where Agricultural Exp St stands in the atmosphere, height to scale: the station 1,808 feet above sea level with 6 per cent of the air below it; the standard atmosphere's pressure there, 28.02 inches of mercury, and temperature, 52.6 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AJTP4FIG. D WHERE AGRICULTURAL EXP ST 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 ATMOSPHEREAGRICULTURAL EXP ST6 PER CENT OF THE AIR BELOW IT1,808 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 HERE28.02 inHgSTANDARD TEMPERATURE HERE52.6 FTITLEAgricultural Exp St, the columnSTATION REPORT · COOP AJTP4TYPESECTIONSCALEHEIGHT TO SCALEREVFROM THE REGISTER SHEET 1 of 3DATE2026-10-16IDSR-AJTP4-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

2The sun

Contents

On Oct 16 the noon sun stands 63 degrees above the horizon at 18.17 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 Agricultural Exp St, 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 AJTP4FIG. E THE SUN AT AGRICULTURAL EXP STELEVATION 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 18.17 N; THE SUN'S DECLINATION -9.1°TITLEAgricultural Exp St, the sunSTATION REPORT · COOP AJTP4TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 2 of 3DATE2026-10-16IDSR-AJTP4-2DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

3The instrument

Contents

A cooperative observer's station, 1,808 ft above sea level. Its sensors, as its network builds them.

Elevation of a cooperative observer's station, Agricultural Exp St, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AJTP4FIG. F THE INSTRUMENTELEVATION OF A COOPERATIVE OBSERVER'S STATION, EACH SENSOR WITH WHAT IT READTHERMOMETER IN ITS SHIELD, 5 FT-STANDARD 8 INCH RAIN GAUGE-SNOW BOARD AND MEASURING STAKE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEAgricultural Exp St, the instrumentSTATION REPORT · COOP AJTP4TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 3 of 3DATE2026-10-16IDSR-AJTP4-3DRAWN AS linework on paperSOURCES FB-INS-001, FB-INS-009, FB-INS-003

From the Field Book

The instrumentWhat an instrument is FB-INS-001Personal weather station FB-INS-003Stevenson screen and siting FB-INS-009

What it seesHydrostatic balance FB-ENG-003Radiation budget FB-ENG-007Nor'easter FB-EVT-066Blizzard FB-EVT-081Ice storm FB-EVT-084Heat wave and heat dome FB-EVT-130Snowpack strata FB-WAT-031

Near Agricultural Exp St

Gauges

Weather instruments