Walnut Creek 3 WNW Clive I-80/35

Ranking Statistics

247 score94.9of 100

Iowa median

94.7the median score of 1,060 stations

Scoring higher

402stations in Iowa

Sharing its score

11ranks 403 to 413

Points deducted

5.12.7 reports received, 1.6 forecast check, 0.9 arrival

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Iowa median 100.0, 100.0, 83.8

Next above

SAYI4rank 407; ahead on reports received 99.4% against 92.4%

Next below

DAKI4rank 414; behind on 247 score 94.9 against 94.8

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 3592.432.3 of 35 pointsIowa median 99.0621 of 672 scheduled reports received in 7 days
2. Arrivalweight 1091.49.1 of 10 pointsIowa median 82.9half its reports arrived within 14 min
3. Continuityweight 10100.010.0 of 10 pointsIowa median 100.0longest silence 45 min, on a schedule of one report every 15 min
4. Accuracyweight 20-20.0 of 20 points, at the medianIowa median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianIowa median 100.0-
6. Forecast checkweight 10-8.4 of 10 points, at the medianIowa median 83.8-

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