Big Sioux River at Watertown - Broadway Avenue

Ranking Statistics

247 score93.1of 100

South Dakota median

93.1the median score of 806 stations

Scoring higher

402stations in South Dakota

Sharing its score

7ranks 403 to 409

Points deducted

6.94.2 arrival, 2.7 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; South Dakota median 100.0, 100.0, 72.6

Next above

OSAS2rank 407; ahead on median arrival 30 min 40 s against 30 min 59 s

Next below

RAPrank 410; behind on 247 score 93.1 against 93.0

Sharing its rank

1other 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 35100.035.0 of 35 pointsSouth Dakota median 98.2168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1058.05.8 of 10 pointsSouth Dakota median 86.0half its reports arrived within 31 min
3. Continuityweight 10100.010.0 of 10 pointsSouth Dakota median 100.0longest silence 65 min, 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.