Storm Station

In a volunteer observer's own ground

CWOP network, identified by the register

Identifier
K3RTA
Latitude
39.61000 N
Longitude
75.71000 W
Elevation
72 ft
Rank
-
Air temperature
62F
Relative humidity
85%
Pressure
30.17inHg
Wind
0mph
Gust
0mph
Wind direction
61°
Precipitation this hour
0in
Precipitation today
0in

On the radar over Citizen station K3RTAReflectivityStorm 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. 162 instruments in Delaware stand at one.

Station charts

Citizen station K3RTA Report

Rank
-
Time to reach Storm Station
27 s9 in 10 within 31 s
Against its reference, 30 days
-0.3 °Fcooler than the airport station KILG, 7.1 miles away, on average over 4 readings; typical difference 0.8 °F

Against its reference: each temperature this station reports is compared with the nearest airport or climate reference station that reported within half an hour, up to 15 miles away. The figure is its reading less the reference's, on average, as both were reported; the typical difference is the root mean square. The difference in height is shown where both heights are known.

Chart of the 85 ranked stations in Delaware on Oct 4 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, 1; 10 to 19 per cent, 0; 20 to 29 per cent, 0; 30 to 39 per cent, 3; 40 to 49 per cent, 2; 50 to 59 per cent, 0; 60 to 69 per cent, 5; 70 to 79 per cent, 18; 80 to 89 per cent, 0; 90 to 99 per cent, 26; 100 per cent, 30.WHERE IT RANKS IN DELAWARE, Oct 4PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1100 to 9110 to 1920 to 2930 to 39340 to 49250 to 5960 to 69570 to 791880 to 8990 to 992610030STATIONS, LOG SCALE
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%30
90 to 99%26
80 to 89%0
70 to 79%18
60 to 69%5
50 to 59%0
40 to 49%2
30 to 39%3
20 to 29%0
10 to 19%0
0 to 9%1

Station report

Citizen station K3RTA, in 4 sheets

Drawn from its report of undefined, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The wind

Contents

Calm.

Plan of the wind at Citizen station K3RTA, 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 K3RTAFIG. C THE WIND AT CITIZEN STATION K3RTAPLAN, 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 FORCE73TITLECitizen station K3RTA, the windSTATION REPORT · CWOP K3RTATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-04IDSR-K3RTA-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

2The 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; the station's altimeter setting of 30.17 inHg means its barometer reads 30.09 inHg; it reports 62.0 F, 3.3 F warmer than standard.

Section from sea level of where Citizen station K3RTA 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; the altimeter setting of 30.17 and the station pressure it means, 30.09.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT K3RTAFIG. D WHERE CITIZEN STATION K3RTA 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 ATMOSPHERECITIZEN STATION K3RTA0 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 FALTIMETER SETTING, REPORTED30.17 inHgITS BAROMETER READS30.09 inHgTEMPERATURE, REPORTED62.0 FTITLECitizen station K3RTA, the columnSTATION REPORT · CWOP K3RTATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-04IDSR-K3RTA-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

3The sun

Contents

On Oct 4 the noon sun stands 46 degrees above the horizon at 39.61 N, and the day is 11 h 30 min long. Level ground there takes 72 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Citizen station K3RTA, angles true: on Oct 4 it stands 46 degrees above the horizon, against 74 at the June solstice, 50 at the equinoxes and 27 at the December solstice; the day is 11 h 30 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT K3RTAFIG. E THE SUN AT CITIZEN STATION K3RTAELEVATION 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 74°EQUINOXES 50°DECEMBER SOLSTICE 27°OCT 4, 46°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 30 MINLEVEL GROUND TAKES 72 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 39.61 N; THE SUN'S DECLINATION -4.5°TITLECitizen station K3RTA, the sunSTATION REPORT · CWOP K3RTATYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-04IDSR-K3RTA-3DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

4The instrument

Contents

A weather instrument, 72 ft above sea level. Its latest report is written on the sensors that made it.

Elevation of the instrument, Citizen station K3RTA, each sensor drawn and labelled with what it read: air temperature, 62.0 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT K3RTAFIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE62.0 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLECitizen station K3RTA, the instrumentSTATION REPORT · CWOP K3RTATYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 4 of 4DATE2026-10-04IDSR-K3RTA-4DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

Near Citizen station K3RTA

Gauges

Weather instruments

Places