Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
EVMS2
Latitude
43.65194 N
Longitude
97.17333 W
Elevation
-
Listed
Automatically, on 163 reports in 164 hours over the last seven days
Observed
4:15 AMCDT, 40 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

Montrose 4S - EF Vermillion River Report

Rank 282 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 score95.0of 100

South Dakota median
93.1the median score of 806 stations
Scoring higher
278stations in South Dakota
Sharing its score
4ranks 279 to 282
Points deducted
5.02.7 forecast check, 1.2 arrival, 1.1 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; South Dakota median 100.0, 100.0, 72.6
Next above
PINS2rank 281; ahead on reports received 99.4% against 97.0%
Next below
YKNrank 283; behind on 247 score 95.0 against 94.9

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 3597.034.0 of 35 pointsSouth Dakota median 98.2163 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1088.38.8 of 10 pointsSouth Dakota median 86.0half its reports arrived within 16 min
  3. Continuityweight 10100.010.0 of 10 pointsSouth Dakota median 100.0longest silence 2 h, on a schedule of one report every 60 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 (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
Schedule
every houron the hour's :15
Reports received, 24 hours
23 of 2495.8% of its schedule
Reports received, 7 days
163 of 16897.0% of its schedule
Days reported, 30 days
-
Longest silence, 7 days
2 hoursfrom Oct 9, 11:15 PM
Latest report
Oct 15, 11:15 PMlocal time
Time to reach Storm Station
16 min9 in 10 within 18 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 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. Montrose 4S - EF Vermillion River received 97.0 per cent, 163 of 168 scheduled reports, rank 282 of 806.WHERE IT RANKS IN SOUTH DAKOTA, Oct 16THIS ONE: 97.0%, 163 OF 168, RANK 282 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 Montrose 4S - EF Vermillion River's rank in South Dakota by how it reported, day by day, from 2026-09-26 to 2026-10-16: 2026-09-26 rank 368 of 425; 2026-09-27 rank 365 of 428; 2026-09-28 rank 455 of 563; 2026-09-29 rank 446 of 585; 2026-09-30 rank 396 of 591; 2026-10-01 rank 435 of 590; 2026-10-02 rank 310 of 769; 2026-10-03 rank 308 of 769; 2026-10-04 rank 290 of 792; 2026-10-05 rank 176 of 826; 2026-10-06 rank 176 of 832; 2026-10-07 rank 168 of 834; 2026-10-08 rank 148 of 813; 2026-10-09 rank 165 of 796; 2026-10-10 rank 164 of 796; 2026-10-11 rank 167 of 797; 2026-10-12 rank 167 of 795; 2026-10-13 rank 194 of 787; 2026-10-14 rank 274 of 792; 2026-10-15 rank 286 of 794; 2026-10-16 rank 282 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, 202628280697.0%
Oct 15, 202628679497.0%
Oct 14, 202627479297.6%
Oct 13, 202619478798.8%
Oct 12, 202616779598.8%
Oct 11, 202616779798.2%
Oct 10, 202616479698.8%
Oct 9, 202616579698.8%
Oct 8, 202614881399.4%
Oct 7, 202616883499.4%
Oct 6, 202617683298.8%
Oct 5, 202617682698.2%
Oct 4, 202629079296.4%
Oct 3, 202630876995.1%
Oct 2, 202631076995.1%
Oct 1, 202643559094.3%
Sep 30, 202639659193.2%
Sep 29, 202644658591.4%
Sep 28, 202645556390.0%
Sep 27, 202636542886.9%
Sep 26, 202636842586.9%
Battery at Montrose 4S - EF Vermillion River, battery from 12.8 to 14.0, the latest 13.1, in volts.BATTERYV12.51313.5146 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Reports received at Montrose 4S - EF Vermillion River, reports from 2.0 to 4.0, the latest 2.0, in reports.REPORTS RECEIVEDreports012346 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
The readings these charts were drawn from, as a table
HourBattery VReports
Thu 15, 11 PM13.14
Thu 15, 10 PM13.14
Thu 15, 9 PM13.14
Thu 15, 8 PM13.14
Thu 15, 7 PM13.24
Thu 15, 6 PM13.54
Thu 15, 5 PM14.04
Thu 15, 4 PM13.94
Thu 15, 3 PM14.04
Thu 15, 2 PM13.74
Thu 15, 1 PM13.74
Thu 15, 12 PM13.44
Thu 15, 11 AM13.14
Thu 15, 10 AM13.14
Thu 15, 9 AM13.04
Thu 15, 8 AM12.84
Thu 15, 7 AM12.94
Thu 15, 6 AM12.94
Thu 15, 5 AM12.94
Battery at Montrose 4S - EF Vermillion River, battery from 12.8 to 14.1, the latest 13.1, in volts.BATTERYV12.51313.51414.5Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Montrose 4S - EF Vermillion River, reports from 2.0 to 4.0, the latest 2.0, in reports.REPORTS RECEIVEDreports01234Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
The readings these charts were drawn from, as a table
HourBattery VReports
Thu 15, 11 PM13.14
Thu 15, 10 PM13.14
Thu 15, 9 PM13.14
Thu 15, 8 PM13.14
Thu 15, 7 PM13.24
Thu 15, 6 PM13.54
Thu 15, 5 PM14.04
Thu 15, 4 PM13.94
Thu 15, 3 PM14.04
Thu 15, 2 PM13.74
Thu 15, 1 PM13.74
Thu 15, 12 PM13.44
Thu 15, 11 AM13.14
Thu 15, 10 AM13.14
Thu 15, 9 AM13.04
Thu 15, 8 AM12.84
Thu 15, 7 AM12.94
Thu 15, 6 AM12.94
Thu 15, 5 AM12.94
Thu 15, 4 AM13.04
Thu 15, 3 AM13.04
Thu 15, 2 AM13.04
Thu 15, 1 AM13.02
Thu 15, 12 AM13.02
Wed 14, 11 PM13.04
Wed 14, 10 PM13.04
Wed 14, 9 PM13.14
Wed 14, 8 PM13.14
Wed 14, 7 PM13.24
Wed 14, 6 PM13.54
Wed 14, 5 PM13.84
Wed 14, 4 PM13.84
Wed 14, 3 PM13.84
Wed 14, 2 PM13.94
Wed 14, 1 PM13.94
Wed 14, 12 PM13.94
Wed 14, 11 AM14.04
Wed 14, 10 AM13.94
Wed 14, 9 AM13.14
Wed 14, 8 AM12.94
Wed 14, 7 AM12.94
Wed 14, 6 AM12.94
Wed 14, 5 AM12.94
Wed 14, 4 AM12.94
Wed 14, 3 AM13.04
Wed 14, 2 AM13.04
Wed 14, 1 AM13.04
Wed 14, 12 AM13.04
Tue 13, 11 PM13.04
Tue 13, 10 PM13.04
Tue 13, 9 PM13.04
Tue 13, 8 PM13.12
Tue 13, 7 PM13.42
Tue 13, 6 PM13.54
Tue 13, 5 PM13.84
Tue 13, 4 PM13.84
Tue 13, 3 PM13.84
Tue 13, 2 PM13.84
Tue 13, 1 PM13.84
Tue 13, 12 PM13.84
Tue 13, 11 AM13.94
Tue 13, 10 AM13.94
Tue 13, 9 AM14.14
Tue 13, 8 AM13.24
Tue 13, 7 AM12.84
Tue 13, 6 AM12.94
Tue 13, 5 AM12.94
Tue 13, 4 AM12.94
Tue 13, 3 AM13.04
Tue 13, 2 AM13.04
Tue 13, 1 AM13.04
Tue 13, 12 AM13.04
Mon 12, 11 PM13.04
Mon 12, 10 PM13.04
Mon 12, 9 PM13.12
Mon 12, 8 PM13.12
Mon 12, 7 PM13.24
Mon 12, 6 PM13.44
Mon 12, 5 PM13.94
Mon 12, 4 PM13.94
Mon 12, 3 PM13.84
Mon 12, 2 PM13.84
Mon 12, 1 PM13.74
Mon 12, 12 PM13.74
Mon 12, 11 AM13.84
Mon 12, 10 AM13.84
Mon 12, 9 AM13.94
Mon 12, 8 AM13.34
Mon 12, 7 AM12.84
Mon 12, 6 AM12.94
Mon 12, 5 AM12.94
Mon 12, 4 AM12.94
Mon 12, 3 AM12.94
Mon 12, 2 AM13.04
Mon 12, 1 AM13.04
Mon 12, 12 AM13.04
Sun 11, 11 PM13.04
Sun 11, 10 PM13.04
Sun 11, 9 PM13.14
Sun 11, 8 PM13.14
Sun 11, 7 PM13.14
Sun 11, 6 PM13.34
Sun 11, 5 PM13.54
Sun 11, 4 PM13.54
Sun 11, 3 PM13.54
Sun 11, 2 PM13.54
Sun 11, 1 PM13.64
Sun 11, 12 PM13.64
Sun 11, 11 AM13.74
Sun 11, 10 AM13.74
Sun 11, 9 AM13.84
Sun 11, 8 AM13.44
Sun 11, 7 AM12.94
Sun 11, 6 AM12.94
Sun 11, 5 AM12.94
Sun 11, 4 AM13.04
Sun 11, 3 AM13.04
Sun 11, 2 AM13.04
Sun 11, 1 AM13.04
Sun 11, 12 AM13.04
Sat 10, 11 PM13.04
Sat 10, 10 PM13.04
Sat 10, 9 PM13.14
Sat 10, 8 PM13.14
Sat 10, 7 PM13.14
Sat 10, 6 PM13.44
Sat 10, 5 PM13.44
Sat 10, 4 PM13.44
Sat 10, 3 PM13.54
Sat 10, 2 PM13.54
Sat 10, 1 PM13.54
Sat 10, 12 PM13.64
Sat 10, 11 AM13.64
Sat 10, 10 AM13.74
Sat 10, 9 AM13.74
Sat 10, 8 AM13.24
Sat 10, 7 AM12.94
Sat 10, 6 AM12.94
Sat 10, 5 AM13.04
Sat 10, 4 AM13.04
Sat 10, 3 AM13.04
Sat 10, 2 AM13.04
Sat 10, 1 AM13.04
Sat 10, 12 AM13.02
Fri 9, 11 PM13.12
Fri 9, 10 PM13.14
Fri 9, 9 PM13.04
Fri 9, 8 PM13.14
Fri 9, 7 PM13.24
Fri 9, 6 PM13.44
Fri 9, 5 PM13.54
Fri 9, 4 PM13.64
Fri 9, 3 PM13.64
Fri 9, 2 PM13.64
Fri 9, 1 PM13.64
Fri 9, 12 PM13.74
Fri 9, 11 AM13.84
Fri 9, 10 AM13.84
Fri 9, 9 AM13.94
Fri 9, 8 AM13.34
Fri 9, 7 AM12.94
Fri 9, 6 AM12.94
Fri 9, 5 AM12.94

Near Montrose 4S - EF Vermillion River