Storm Station

In a volunteer observer's own ground

CWOP network, identified by the register

Identifier
KC3SPD-13
Latitude
39.65000 N
Longitude
78.80000 W
Elevation
1,346 ft
Rank
-
Air temperature
55F
Relative humidity
100%
Pressure
28.77inHg
Wind
2mph
Gust
2mph
Wind direction
314°
Precipitation this hour
0in
Precipitation today
0in

On the radar over Citizen station KC3SPD-13ReflectivityStorm 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. 564 instruments in Maryland stand at one.

Station charts

Citizen station KC3SPD-13 Report

Rank
-
Time to reach Storm Station
5 s9 in 10 within 20 s
Against its reference, 30 days
-2.0 °Fcooler than the airport station KCBE, 3.1 miles away, on average over 26 readings; typical difference 2.3 °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 564 ranked stations in Maryland 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, 2; 10 to 19 per cent, 8; 20 to 29 per cent, 14; 30 to 39 per cent, 16; 40 to 49 per cent, 11; 50 to 59 per cent, 11; 60 to 69 per cent, 42; 70 to 79 per cent, 96; 80 to 89 per cent, 25; 90 to 99 per cent, 190; 100 per cent, 149.WHERE IT RANKS IN MARYLAND, Oct 4PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9210 to 19820 to 291430 to 391640 to 491150 to 591160 to 694270 to 799680 to 892590 to 99190100149STATIONS, LOG SCALE
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%149
90 to 99%190
80 to 89%25
70 to 79%96
60 to 69%42
50 to 59%11
40 to 49%11
30 to 39%16
20 to 29%14
10 to 19%8
0 to 9%2

Station report

Citizen station KC3SPD-13, 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

From the northwest (314 degrees) at 2 mph, gusting 2 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Citizen station KC3SPD-13, north up: blowing from 314 degrees, the northwest, at 2 miles an hour, gusting 2; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT KC3SPD-13FIG. C THE WIND AT CITIZEN STATION KC3SPD-13PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 314°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECitizen station KC3SPD-13, the windSTATION REPORT · CWOP KC3SPD-13TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-04IDSR-KC3SPD13-1DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

2The column

Contents

At 1,346 ft above sea level, 5 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.49 inHg and the temperature at 54.2 F; the station's altimeter setting of 28.77 inHg means its barometer reads 27.40 inHg; it reports 55.0 F, 0.8 F warmer than standard.

Section from sea level of where Citizen station KC3SPD-13 stands in the atmosphere, height to scale: the station 1,346 feet above sea level with 5 per cent of the air below it; the standard atmosphere's pressure there, 28.49 inches of mercury, and temperature, 54.2 degrees Fahrenheit; the altimeter setting of 28.77 and the station pressure it means, 27.40.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT KC3SPD-13FIG. D WHERE CITIZEN STATION KC3SPD-13 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 KC3SPD-135 PER CENT OF THE AIR BELOW IT1,346 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 HERE28.49 inHgSTANDARD TEMPERATURE HERE54.2 FALTIMETER SETTING, REPORTED28.77 inHgITS BAROMETER READS27.40 inHgTEMPERATURE, REPORTED55.0 FTITLECitizen station KC3SPD-13, the columnSTATION REPORT · CWOP KC3SPD-13TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-04IDSR-KC3SPD13-2DRAWN 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 39.65 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 KC3SPD-13, 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 KC3SPD-13FIG. E THE SUN AT CITIZEN STATION KC3SPD-13ELEVATION 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 39.65 N; THE SUN'S DECLINATION -4.5°TITLECitizen station KC3SPD-13, the sunSTATION REPORT · CWOP KC3SPD-13TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-04IDSR-KC3SPD13-3DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

4The instrument

Contents

A weather instrument, 1,346 ft above sea level. Its latest report is written on the sensors that made it.

Elevation of the instrument, Citizen station KC3SPD-13, each sensor drawn and labelled with what it read: air temperature, 55.0 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT KC3SPD-13FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE55.0 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLECitizen station KC3SPD-13, the instrumentSTATION REPORT · CWOP KC3SPD-13TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 4 of 4DATE2026-10-04IDSR-KC3SPD13-4DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

What this instrument measures for

1 place reads it as one of the nearest to it.

Near Citizen station KC3SPD-13

Gauges

Weather instruments

Places