Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
OWOM4
Latitude
43.00000 N
Longitude
84.16670 W
Elevation
-
Listed
Automatically, on 167 reports in 168 hours over the last seven days
Observed
1:15 AMEDT, 1 hour ago

Ranking Statistics

At a river or reservoir gauge

Drawn as the kind of place it stands at. 38 instruments in Michigan stand at one.

Station charts

Shiawassee River AT Owosso Report

Rank 332 of 979 in Michigan, 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 score97.5of 100

Michigan median
95.5the median score of 979 stations
Scoring higher
323stations in Michigan
Sharing its score
15ranks 324 to 338
Points deducted
2.51.5 arrival, 0.8 forecast check, 0.2 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Michigan median 100.0, 100.0, 92.3
Next above
TAPM4rank 330; ahead on longest silence 105 min against 120 min
Next below
MBLrank 339; behind on 247 score 97.5 against 97.4
Sharing its rank
6other 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 3599.434.8 of 35 pointsMichigan median 98.2167 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1084.88.5 of 10 pointsMichigan median 96.9half its reports arrived within 18 min
  3. Continuityweight 10100.010.0 of 10 pointsMichigan 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 medianMichigan median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianMichigan median 100.0-
  6. Forecast checkweight 10-9.2 of 10 points, at the medianMichigan median 92.3-

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
24 of 24100% of its schedule
Reports received, 7 days
167 of 16899.4% of its schedule
Days reported, 30 days
-
Longest silence, 7 days
2 hoursfrom Oct 13, 11:15 AM
Latest report
Oct 15, 10:15 PMlocal time
Time to reach Storm Station
18 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 979 ranked stations in Michigan 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, 7; 20 to 29 per cent, 23; 30 to 39 per cent, 1; 40 to 49 per cent, 51; 50 to 59 per cent, 128; 60 to 69 per cent, 37; 70 to 79 per cent, 64; 80 to 89 per cent, 94; 90 to 99 per cent, 242; 100 per cent, 331. Shiawassee River AT Owosso received 99.4 per cent, 167 of 168 scheduled reports, rank 332 of 979.WHERE IT RANKS IN MICHIGAN, Oct 16THIS ONE: 99.4%, 167 OF 168, RANK 332 OF 979PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9110 to 19720 to 292330 to 39140 to 495150 to 5912860 to 693770 to 796480 to 899490 to 99242100331STATIONS, LOG SCALE
Chart of Shiawassee River AT Owosso's rank in Michigan by how it reported, day by day, from 2026-09-26 to 2026-10-16: 2026-09-26 rank 319 of 407; 2026-09-27 rank 274 of 365; 2026-09-28 rank 363 of 464; 2026-09-29 rank 369 of 485; 2026-09-30 rank 361 of 493; 2026-10-01 rank 341 of 493; 2026-10-02 rank 434 of 784; 2026-10-03 rank 433 of 784; 2026-10-04 rank 369 of 792; 2026-10-05 rank 373 of 952; 2026-10-06 rank 321 of 965; 2026-10-07 rank 290 of 983; 2026-10-08 rank 266 of 982; 2026-10-09 rank 280 of 953; 2026-10-10 rank 279 of 953; 2026-10-11 rank 278 of 976; 2026-10-12 rank 271 of 964; 2026-10-13 rank 288 of 961; 2026-10-14 rank 320 of 975; 2026-10-15 rank 345 of 984; 2026-10-16 rank 332 of 979.ITS RANK IN MICHIGAN, 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%331
90 to 99%242
80 to 89%94
70 to 79%64
60 to 69%37
50 to 59%128
40 to 49%51
30 to 39%1
20 to 29%23
10 to 19%7
0 to 9%1
DayRankStations rankedShare received
Oct 16, 202633297999.4%
Oct 15, 202634598499.4%
Oct 14, 202632097599.4%
Oct 13, 2026288961100.0%
Oct 12, 2026271964100.0%
Oct 11, 202627897699.4%
Oct 10, 202627995399.4%
Oct 9, 202628095399.4%
Oct 8, 202626698299.4%
Oct 7, 202629098399.4%
Oct 6, 202632196598.8%
Oct 5, 202637395298.2%
Oct 4, 202636979298.2%
Oct 3, 202643378497.5%
Oct 2, 202643478497.5%
Oct 1, 202634149397.8%
Sep 30, 202636149397.4%
Sep 29, 202636948596.8%
Sep 28, 202636346497.1%
Sep 27, 202627436597.8%
Sep 26, 202631940795.6%
Reports received at Shiawassee River AT Owosso, reports from 0.0 to 4.0, the latest 0.0, in reports.REPORTS RECEIVEDreports012343 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Reports received at Shiawassee River AT Owosso, reports from 0.0 to 4.0, the latest 0.0, in reports.REPORTS RECEIVEDreports01234Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16

Near Shiawassee River AT Owosso