Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
381510076320001
Latitude
38.25281 N
Longitude
76.53344 W
Elevation
72 ft
Rank
242of 736 in Maryland, Oct 16
Observed
1:05 AMEDT, 39 minutes ago
Precipitation in the gauge's latest reading
0.02in

Ranking Statistics

On the radar over Rain Gage at St Marys Lake near CallawayReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 33 instruments in Maryland stand at one.

Station charts

Rain Gage at St Marys Lake near Callaway Report

Rank 242 of 736 in Maryland, 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 score95.5of 100

Maryland median
89.0the median score of 736 stations
Scoring higher
238stations in Maryland
Sharing its score
13ranks 239 to 251
Points deducted
4.53.5 arrival, 0.8 forecast check, 0.2 accuracy
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Maryland median 99.0, 100.0, 92.1
Next above
394205076320201rank 241; ahead on longest silence 78 min against 80 min
Next below
BGHM2rank 244; behind on median arrival 27 min 35 s against 27 min 36 s
Sharing its rank
1other stations, equal on every measure

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 pointsMaryland median 82.1168 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1064.86.5 of 10 pointsMaryland median 94.0half its reports arrived within 28 min
  3. Continuityweight 10100.010.0 of 10 pointsMaryland median 100.0longest silence 80 min, on a schedule of one report every 60 min
  4. Accuracyweight 20-19.8 of 20 points, at the medianMaryland median 99.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianMaryland median 100.0-
  6. Forecast checkweight 10-9.2 of 10 points, at the medianMaryland median 92.1-

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
242of 736 in Maryland, Oct 16
Schedule
every houron the hour's :05
Reports received, 24 hours
24 of 24100% of its schedule
Reports received, 7 days
168 of 168100% of its schedule, 176 reports in all
Days reported, 30 days
-
Longest silence, 7 days
80 minfrom Oct 15, 9:05 PM
Latest report
Oct 16, 5:05 AMlocal time
Time to reach Storm Station
28 min9 in 10 within 28 min

From Storm Station's own record of every report it heard from this station.

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

Chart of the 736 ranked stations in Maryland 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, 4; 10 to 19 per cent, 20; 20 to 29 per cent, 27; 30 to 39 per cent, 11; 40 to 49 per cent, 62; 50 to 59 per cent, 96; 60 to 69 per cent, 107; 70 to 79 per cent, 36; 80 to 89 per cent, 35; 90 to 99 per cent, 183; 100 per cent, 155. Rain Gage at St Marys Lake near Callaway received 100.0 per cent, 168 of 168 scheduled reports, rank 242 of 736.WHERE IT RANKS IN MARYLAND, Oct 16THIS ONE: 100.0%, 168 OF 168, RANK 242 OF 736PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9410 to 192020 to 292730 to 391140 to 496250 to 599660 to 6910770 to 793680 to 893590 to 99183100155STATIONS, LOG SCALE
Chart of Rain Gage at St Marys Lake near Callaway's rank in Maryland by how it reported, day by day, from 2026-10-07 to 2026-10-16: 2026-10-07 rank 681 of 729; 2026-10-08 rank 664 of 731; 2026-10-09 rank 543 of 733; 2026-10-10 rank 529 of 733; 2026-10-11 rank 390 of 725; 2026-10-12 rank 352 of 728; 2026-10-13 rank 242 of 726; 2026-10-14 rank 233 of 727; 2026-10-15 rank 245 of 723; 2026-10-16 rank 242 of 736.ITS RANK IN MARYLAND, DAY BY DAYRANK, FIRST AT THE TOP1200400600800Oct 7Oct 9Oct 11Oct 13Oct 15Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%155
90 to 99%183
80 to 89%35
70 to 79%36
60 to 69%107
50 to 59%96
40 to 49%62
30 to 39%11
20 to 29%27
10 to 19%20
0 to 9%4
DayRankStations rankedShare received
Oct 16, 2026242736100.0%
Oct 15, 2026245723100.0%
Oct 14, 2026233727100.0%
Oct 13, 2026242726100.0%
Oct 12, 202635272886.3%
Oct 11, 202639072572.0%
Oct 10, 202652973357.7%
Oct 9, 202654373357.1%
Oct 8, 202666473129.1%
Oct 7, 202668172914.8%

Station report

Rain Gage at St Marys Lake near Callaway, 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 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.

Section from sea level of where Rain Gage at St Marys Lake near Callaway 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 381510076320001FIG. D WHERE RAIN GAGE AT ST MARYS LAKE NEAR CALLAWAY 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 ATMOSPHERERAIN GAGE AT ST MARYS LAKE NEAR CALLAWAY0 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 FTITLERain Gage at St Marys Lake near Callaway, the columnSTATION REPORT · DCP 381510076320001TYPESECTIONSCALEHEIGHT TO SCALEREVFROM THE REGISTER SHEET 1 of 3DATE2026-10-16IDSR-381510076320001-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

2The sun

Contents

On Oct 16 the noon sun stands 43 degrees above the horizon at 38.25 N, and the day is 11 h 02 min long. Level ground there takes 68 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Rain Gage at St Marys Lake near Callaway, angles true: on Oct 16 it stands 43 degrees above the horizon, against 75 at the June solstice, 52 at the equinoxes and 28 at the December solstice; the day is 11 h 02 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 381510076320001FIG. E THE SUN AT RAIN GAGE AT ST MARYS LAKE NEAR CALLAWAYELEVATION 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 75°EQUINOXES 52°DECEMBER SOLSTICE 28°OCT 16, 43°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 02 MINLEVEL GROUND TAKES 68 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 38.25 N; THE SUN'S DECLINATION -9.1°TITLERain Gage at St Marys Lake near Callaway, the sunSTATION REPORT · DCP 381510076320001TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 2 of 3DATE2026-10-16IDSR-381510076320001-2DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

3The instrument

Contents

A data collection platform, 72 ft above sea level. Its sensors, as its network builds them.

Elevation of a data collection platform, Rain Gage at St Marys Lake near Callaway, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 381510076320001FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE-PRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLERain Gage at St Marys Lake near Callaway, the instrumentSTATION REPORT · DCP 381510076320001TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 3 of 3DATE2026-10-16IDSR-381510076320001-3DRAWN 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 Rain Gage at St Marys Lake near Callaway

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