Storm Station
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On a farm or research station

DCP network, identified by the register

Identifier
USBR-RBYM
Latitude
45.34475 N
Longitude
112.15028 W
Elevation
-
Rank
711of 1,045 in Montana, Oct 17

Ranking Statistics

On the radar over Ruby River Valley-Laurin, MT (RBYM)ReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

On a farm or research station

Drawn as the kind of place it stands at. 20 instruments in Montana stand at one.

Station charts

Ruby River Valley-Laurin, MT (RBYM) Report

Rank 711 of 1,045 in Montana, 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 score86.6of 100

Montana median
91.3the median score of 1,045 stations
Scoring higher
710stations in Montana
Sharing its score
3ranks 711 to 713
Points deducted
13.44.6 arrival, 2.7 continuity, 2.3 accuracy, 2.3 forecast check, 1.5 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Montana median 88.3, 100.0, 76.6
Next above
BTMM8rank 710; ahead on 247 score 86.7 against 86.6
Next below
MICM8rank 714; behind on 247 score 86.6 against 86.5
Sharing its rank
2other 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 3595.833.5 of 35 pointsMontana median 98.8161 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1054.35.4 of 10 pointsMontana median 80.3half its reports arrived within 33 min
  3. Continuityweight 1073.17.3 of 10 pointsMontana median 100.0longest silence 7.1 h, on a schedule of one report every 60 min
  4. Accuracyweight 20-17.7 of 20 points, at the medianMontana median 88.3-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianMontana median 100.0-
  6. Forecast checkweight 10-7.7 of 10 points, at the medianMontana median 76.6-

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
711of 1,045 in Montana, Oct 17
Schedule
every houron the hour's :00
Reports received, 24 hours
19 of 2479.1% of its schedule
Reports received, 7 days
161 of 16895.8% of its schedule
Days reported, 30 days
-
Longest silence, 7 days
7 h 11 minfrom Oct 16, 5:00 PM
Latest report
Oct 16, 5:00 PMlocal time
Time to reach Storm Station
33 min9 in 10 within 33 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 1,045 ranked stations in Montana 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, 6; 20 to 29 per cent, 4; 30 to 39 per cent, 3; 40 to 49 per cent, 27; 50 to 59 per cent, 41; 60 to 69 per cent, 21; 70 to 79 per cent, 128; 80 to 89 per cent, 70; 90 to 99 per cent, 393; 100 per cent, 352. Ruby River Valley-Laurin, MT (RBYM) received 95.8 per cent, 161 of 168 scheduled reports, rank 711 of 1,045.WHERE IT RANKS IN MONTANA, Oct 17THIS ONE: 95.8%, 161 OF 168, RANK 711 OF 1,045PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 19620 to 29430 to 39340 to 492750 to 594160 to 692170 to 7912880 to 897090 to 99393100352STATIONS, LOG SCALE
Chart of Ruby River Valley-Laurin, MT (RBYM)'s rank in Montana by how it reported, day by day, from 2026-10-09 to 2026-10-17: 2026-10-09 rank 1,031 of 1,048; 2026-10-10 rank 1,029 of 1,049; 2026-10-11 rank 1,022 of 1,054; 2026-10-12 rank 1,012 of 1,057; 2026-10-13 rank 966 of 1,059; 2026-10-14 rank 814 of 1,057; 2026-10-15 rank 724 of 1,056; 2026-10-16 rank 570 of 1,053; 2026-10-17 rank 711 of 1,045.ITS RANK IN MONTANA, DAY BY DAYRANK, FIRST AT THE TOP15001,0001,500Oct 9Oct 11Oct 13Oct 15Oct 17
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%352
90 to 99%393
80 to 89%70
70 to 79%128
60 to 69%21
50 to 59%41
40 to 49%27
30 to 39%3
20 to 29%4
10 to 19%6
0 to 9%0
DayRankStations rankedShare received
Oct 17, 20267111,04595.8%
Oct 16, 20265701,05398.8%
Oct 15, 20267241,05685.7%
Oct 14, 20268141,05771.4%
Oct 13, 20269661,05957.1%
Oct 12, 20261,0121,05743.4%
Oct 11, 20261,0221,05429.1%
Oct 10, 20261,0291,04914.8%
Oct 9, 20261,0311,04814.2%

Station report

Ruby River Valley-Laurin, MT (RBYM), in 2 sheets

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

1The sun

Contents

On Oct 17 the noon sun stands 35 degrees above the horizon at 45.34 N, and the day is 10 h 42 min long. Level ground there takes 58 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Ruby River Valley-Laurin, MT (RBYM), angles true: on Oct 17 it stands 35 degrees above the horizon, against 68 at the June solstice, 45 at the equinoxes and 21 at the December solstice; the day is 10 h 42 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT USBR-RBYMFIG. E THE SUN AT RUBY RIVER VALLEY-LAURIN, MT (RBYM)ELEVATION 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 68°EQUINOXES 45°DECEMBER SOLSTICE 21°OCT 17, 35°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 42 MINLEVEL GROUND TAKES 58 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 45.34 N; THE SUN'S DECLINATION -9.5°TITLERuby River Valley-Laurin, MT (RBYM), the sunSTATION REPORT · DCP USBR-RBYMTYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 1 of 2DATE2026-10-17IDSR-USBRRBYM-1DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

2The instrument

Contents

A data collection platform. Its sensors, as its network builds them.

Elevation of a data collection platform, Ruby River Valley-Laurin, MT (RBYM), each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT USBR-RBYMFIG. 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 SCALETITLERuby River Valley-Laurin, MT (RBYM), the instrumentSTATION REPORT · DCP USBR-RBYMTYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 2 of 2DATE2026-10-17IDSR-USBRRBYM-2DRAWN 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 Ruby River Valley-Laurin, MT (RBYM)

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Weather instruments

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