Trent - Big Sioux River

Ranking Statistics

247 score96.1of 100

South Dakota median

93.2the median score of 817 stations

Scoring higher

168stations in South Dakota

Sharing its score

20ranks 169 to 188

Points deducted

3.92.5 forecast check, 1.2 arrival, 0.2 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; South Dakota median 100.0, 100.0, 74.6

Next above

STUS2rank 172; ahead on longest silence 105 min against 120 min

Next below

PAMS2rank 176; behind on median arrival 15 min 59 s against 16 min

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 3599.434.8 of 35 pointsSouth Dakota median 98.2167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1088.08.8 of 10 pointsSouth Dakota median 85.8half 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 10-7.5 of 10 points, at the medianSouth Dakota median 74.6-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.