Maple River 8 NNE Frederick

Ranking Statistics

247 score93.9of 100

South Dakota median

93.1the median score of 806 stations

Scoring higher

356stations in South Dakota

Sharing its score

16ranks 357 to 372

Points deducted

6.13.1 arrival, 2.7 forecast check, 0.2 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

CHCS2rank 357; ahead on median arrival 25 min 32 s against 25 min 38 s

Next below

SNKS2rank 365; behind on median arrival 25 min 38 s against 25 min 52 s

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 pointsSouth Dakota median 98.2167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1068.76.9 of 10 pointsSouth Dakota median 86.0half its reports arrived within 26 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.