Big Sioux River 3 NE Jefferson

Ranking Statistics

247 score94.7of 100

South Dakota median

93.1the median score of 806 stations

Scoring higher

294stations in South Dakota

Sharing its score

5ranks 295 to 299

Points deducted

5.32.7 forecast check, 2.2 arrival, 0.4 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

VNKS2rank 298; ahead on median arrival 20 min 39 s against 20 min 56 s

Next below

SD-FR-47rank 300; behind on 247 score 94.7 against 94.5

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 3598.834.6 of 35 pointsSouth Dakota median 98.2166 of 168 scheduled reports received in 7 days
2. Arrivalweight 1078.17.8 of 10 pointsSouth Dakota median 86.0half its reports arrived within 21 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.