Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
CYNS2
Latitude
44.05280 N
Longitude
103.31140 W
Elevation
-
Listed
Automatically, on 171 reports in 169 hours over the last seven days
Observed
5:25 AMCDT, 27 minutes ago

Ranking Statistics

At a river or reservoir gauge

Drawn as the kind of place it stands at. 52 instruments in South Dakota stand at one.

Station charts

Rapid Creek AT Canyon Lake Report

Rank 414 of 806 in South Dakota, 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 score92.9of 100

South Dakota median
93.1the median score of 806 stations
Scoring higher
412stations in South Dakota
Sharing its score
2ranks 413 to 414
Points deducted
7.12.7 forecast check, 2.3 reports received, 2.1 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; South Dakota median 100.0, 100.0, 72.6
Next above
WOGS2rank 413; ahead on reports received 99.4% against 93.4%
Next below
VMRrank 415; behind on 247 score 92.9 against 92.8

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 3593.432.7 of 35 pointsSouth Dakota median 98.2171 of 183 scheduled reports received in 7 days
  2. Arrivalweight 1079.47.9 of 10 pointsSouth Dakota median 86.0half its reports arrived within 20 min
  3. Continuityweight 10100.010.0 of 10 pointsSouth Dakota median 100.0longest silence 60 min, on a schedule of one report every 55 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianSouth Dakota median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianSouth Dakota median 100.0-
  6. Forecast checkweight 10-7.3 of 10 points, at the medianSouth Dakota median 72.6-

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 (2.8 h), none for 72 (66 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
Schedule
every 55 minon the hour's :20 and :25
Reports received, 24 hours
25 of 2696.1% of its schedule, 37 reports in all
Reports received, 7 days
171 of 18393.4% of its schedule, 252 reports in all
Days reported, 30 days
29 of 30
Longest silence, 7 days
1 hourfrom Oct 9, 1:25 AM
Latest report
Oct 16, 12:25 AMlocal time
Time to reach Storm Station
20 min9 in 10 within 26 min

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

Its schedule is one report every 55 min, 26 in 24 hours. Two reports in the same 55 min count as one received.

Chart of the 806 ranked stations in South Dakota 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, 1; 10 to 19 per cent, 0; 20 to 29 per cent, 4; 30 to 39 per cent, 1; 40 to 49 per cent, 37; 50 to 59 per cent, 43; 60 to 69 per cent, 3; 70 to 79 per cent, 166; 80 to 89 per cent, 88; 90 to 99 per cent, 160; 100 per cent, 303. Rapid Creek AT Canyon Lake received 93.4 per cent, 171 of 183 scheduled reports, rank 414 of 806.WHERE IT RANKS IN SOUTH DAKOTA, Oct 16THIS ONE: 93.4%, 171 OF 183, RANK 414 OF 806PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9110 to 1920 to 29430 to 39140 to 493750 to 594360 to 69370 to 7916680 to 898890 to 99160100303STATIONS, LOG SCALE
Chart of Rapid Creek AT Canyon Lake's rank in South Dakota by how it reported, day by day, from 2026-09-26 to 2026-10-16: 2026-09-26 rank 38 of 425; 2026-09-27 rank 57 of 428; 2026-09-28 rank 51 of 563; 2026-09-29 rank 70 of 585; 2026-09-30 rank 65 of 591; 2026-10-01 rank 52 of 590; 2026-10-02 rank 161 of 769; 2026-10-03 rank 144 of 769; 2026-10-04 rank 151 of 792; 2026-10-05 rank 146 of 826; 2026-10-06 rank 161 of 832; 2026-10-07 rank 157 of 834; 2026-10-08 rank 141 of 813; 2026-10-09 rank 130 of 796; 2026-10-10 rank 126 of 796; 2026-10-11 rank 335 of 797; 2026-10-12 rank 382 of 795; 2026-10-13 rank 414 of 787; 2026-10-14 rank 365 of 792; 2026-10-15 rank 395 of 794; 2026-10-16 rank 414 of 806.ITS RANK IN SOUTH DAKOTA, DAY BY DAYRANK, FIRST AT THE TOP1200400600Sep 26Sep 30Oct 4Oct 8Oct 12Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%303
90 to 99%160
80 to 89%88
70 to 79%166
60 to 69%3
50 to 59%43
40 to 49%37
30 to 39%1
20 to 29%4
10 to 19%0
0 to 9%1
DayRankStations rankedShare received
Oct 16, 202641480693.4%
Oct 15, 202639579495.0%
Oct 14, 202636579295.6%
Oct 13, 202641478794.5%
Oct 12, 202638279593.9%
Oct 11, 202633579794.5%
Oct 10, 2026126796100.0%
Oct 9, 2026130796100.0%
Oct 8, 2026141813100.0%
Oct 7, 2026157834100.0%
Oct 6, 2026161832100.0%
Oct 5, 2026146826100.0%
Oct 4, 2026151792100.0%
Oct 3, 2026144769100.0%
Oct 2, 2026161769100.0%
Oct 1, 202652590100.0%
Sep 30, 202665591100.0%
Sep 29, 202670585100.0%
Sep 28, 202651563100.0%
Sep 27, 202657428100.0%
Sep 26, 202638425100.0%
Reports received at Rapid Creek AT Canyon Lake, reports from 7.0 to 14.0, the latest 7.0, in reports.REPORTS RECEIVEDreports0510156 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
The readings these charts were drawn from, as a table
HourPrecipitation inReports
Thu 15, 11 PM0.0012
Thu 15, 10 PM0.0012
Thu 15, 9 PM0.0012
Thu 15, 8 PM0.0012
Thu 15, 7 PM0.0012
Thu 15, 6 PM0.0012
Thu 15, 5 PM0.0012
Thu 15, 4 PM0.0012
Thu 15, 3 PM0.0012
Thu 15, 2 PM0.0012
Thu 15, 1 PM0.0012
Thu 15, 12 PM0.0012
Thu 15, 11 AM0.0012
Thu 15, 10 AM0.0012
Thu 15, 9 AM0.0012
Thu 15, 8 AM0.0012
Thu 15, 7 AM0.0012
Thu 15, 6 AM0.0012
Thu 15, 5 AM0.0012
Precipitation at Rapid Creek AT Canyon Lake, precipitation from 0.00 to 0.07, the latest 0.00, in inches.PRECIPITATIONin0.000.030.050.070.10Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Rapid Creek AT Canyon Lake, reports from 7.0 to 14.0, the latest 7.0, in reports.REPORTS RECEIVEDreports051015Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
The readings these charts were drawn from, as a table
HourPrecipitation inReports
Thu 15, 11 PM0.0012
Thu 15, 10 PM0.0012
Thu 15, 9 PM0.0012
Thu 15, 8 PM0.0012
Thu 15, 7 PM0.0012
Thu 15, 6 PM0.0012
Thu 15, 5 PM0.0012
Thu 15, 4 PM0.0012
Thu 15, 3 PM0.0012
Thu 15, 2 PM0.0012
Thu 15, 1 PM0.0012
Thu 15, 12 PM0.0012
Thu 15, 11 AM0.0012
Thu 15, 10 AM0.0012
Thu 15, 9 AM0.0012
Thu 15, 8 AM0.0012
Thu 15, 7 AM0.0012
Thu 15, 6 AM0.0012
Thu 15, 5 AM0.0012
Thu 15, 4 AM0.0012
Thu 15, 3 AM0.0012
Thu 15, 2 AM0.0012
Thu 15, 1 AM0.0012
Thu 15, 12 AM0.0012
Wed 14, 11 PM0.0012
Wed 14, 10 PM0.0012
Wed 14, 9 PM0.0012
Wed 14, 8 PM0.0012
Wed 14, 7 PM0.0012
Wed 14, 6 PM0.0012
Wed 14, 5 PM0.0012
Wed 14, 4 PM0.0012
Wed 14, 3 PM0.0012
Wed 14, 2 PM0.0012
Wed 14, 1 PM0.0012
Wed 14, 12 PM0.0012
Wed 14, 11 AM0.0012
Wed 14, 10 AM0.0012
Wed 14, 9 AM0.0012
Wed 14, 8 AM0.0012
Wed 14, 7 AM0.0012
Wed 14, 6 AM0.0012
Wed 14, 5 AM0.0012
Wed 14, 4 AM0.0012
Wed 14, 3 AM0.0012
Wed 14, 2 AM0.0012
Wed 14, 1 AM0.0012
Wed 14, 12 AM0.0012
Tue 13, 11 PM0.0012
Tue 13, 10 PM0.0012
Tue 13, 9 PM0.0012
Tue 13, 8 PM0.0012
Tue 13, 7 PM0.0012
Tue 13, 6 PM0.0012
Tue 13, 5 PM0.0012
Tue 13, 3 PM0.0012
Tue 13, 2 PM0.0012
Tue 13, 1 PM0.0012
Tue 13, 12 PM0.0012
Tue 13, 11 AM0.0012
Tue 13, 10 AM0.0012
Tue 13, 9 AM0.0012
Tue 13, 8 AM0.0012
Tue 13, 7 AM0.0012
Tue 13, 6 AM0.0012
Tue 13, 5 AM0.0312
Tue 13, 4 AM0.0212
Tue 13, 3 AM0.0412
Tue 13, 2 AM0.0212
Tue 13, 1 AM0.0012
Tue 13, 12 AM0.0012
Mon 12, 11 PM0.0012
Mon 12, 10 PM0.0012
Mon 12, 9 PM0.0012
Mon 12, 8 PM0.0012
Mon 12, 7 PM0.0012
Mon 12, 6 PM0.0012
Mon 12, 5 PM0.0012
Mon 12, 4 PM0.0012
Mon 12, 3 PM0.0012
Mon 12, 2 PM0.0012
Mon 12, 1 PM0.0012
Mon 12, 12 PM0.0012
Mon 12, 11 AM0.0012
Mon 12, 10 AM0.0012
Mon 12, 9 AM0.0012
Mon 12, 8 AM0.0112
Mon 12, 7 AM0.0012
Mon 12, 6 AM0.0012
Mon 12, 5 AM0.0012
Mon 12, 4 AM0.0012
Mon 12, 3 AM0.0012
Mon 12, 2 AM0.0012
Mon 12, 1 AM0.0112
Mon 12, 12 AM0.0712
Sun 11, 10 PM0.0012
Sun 11, 9 PM0.0012
Sun 11, 8 PM0.0012
Sun 11, 7 PM0.0012
Sun 11, 6 PM0.0012
Sun 11, 5 PM0.0012
Sun 11, 4 PM0.0012
Sun 11, 3 PM0.0012
Sun 11, 2 PM0.0012
Sun 11, 1 PM0.0012
Sun 11, 12 PM0.0012
Sun 11, 11 AM0.0012
Sun 11, 10 AM0.0012
Sun 11, 9 AM0.0012
Sun 11, 8 AM0.0012
Sun 11, 7 AM0.0012
Sun 11, 6 AM0.0012
Sun 11, 5 AM0.0012
Sun 11, 3 AM0.0012
Sun 11, 2 AM0.0012
Sun 11, 1 AM0.0012
Sun 11, 12 AM0.0012
Sat 10, 11 PM0.0012
Sat 10, 10 PM0.0012
Sat 10, 9 PM0.0012
Sat 10, 8 PM0.0012
Sat 10, 7 PM0.0012
Sat 10, 6 PM0.0012
Sat 10, 5 PM0.0012
Sat 10, 4 PM0.0012
Sat 10, 3 PM0.0012
Sat 10, 2 PM0.0012
Sat 10, 1 PM0.0012
Sat 10, 12 PM0.0012
Sat 10, 11 AM0.0012
Sat 10, 10 AM0.0012
Sat 10, 9 AM0.0012
Sat 10, 8 AM0.0012
Sat 10, 7 AM0.0012
Sat 10, 6 AM0.0012
Sat 10, 5 AM0.0012
Sat 10, 4 AM0.0012
Sat 10, 3 AM0.0012
Sat 10, 2 AM0.0012
Sat 10, 1 AM0.0012
Sat 10, 12 AM0.0012
Fri 9, 11 PM0.0012
Fri 9, 10 PM0.0012
Fri 9, 9 PM0.0012
Fri 9, 8 PM0.0012
Fri 9, 7 PM0.0012
Fri 9, 6 PM0.0012
Fri 9, 5 PM0.0012
Fri 9, 4 PM0.0012
Fri 9, 3 PM0.0012
Fri 9, 2 PM0.0012
Fri 9, 1 PM0.0012
Fri 9, 12 PM0.0012
Fri 9, 11 AM0.0012
Fri 9, 10 AM0.0012
Fri 9, 9 AM0.0012
Fri 9, 8 AM0.0012
Fri 9, 7 AM0.0012
Fri 9, 6 AM0.0012
Fri 9, 5 AM0.0012
Precipitation at Rapid Creek AT Canyon Lake, precipitation from 0.00 to 2.09, the latest 0.00, in inches.PRECIPITATIONin0.001.002.003.00Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12
The readings these charts were drawn from, as a table
DayPrecipitation in
Oct 150.00
Oct 140.00
Oct 130.11
Oct 120.02
Oct 110.08
Oct 100.00
Oct 90.00
Oct 80.00
Oct 70.00
Oct 60.00
Oct 50.00
Oct 40.00
Oct 30.00
Oct 20.00
Oct 10.00
Sep 300.00
Sep 290.01
Sep 280.01
Sep 270.02
Sep 260.00
Sep 250.00
Sep 240.00
Sep 230.07
Sep 220.01
Sep 210.21
Sep 202.09
Sep 190.25
Sep 180.17
Sep 170.08

Near Rapid Creek AT Canyon Lake