West Nishnabotna River at Hancock

Ranking Statistics

247 score89.1of 100

Iowa median

94.7the median score of 1,060 stations

Scoring higher

764stations in Iowa

Sharing its score

2ranks 765 to 766

Points deducted

10.96.0 reports received, 3.3 arrival, 1.6 forecast check

Counted at the median

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

Next above

ADEI4rank 764; ahead on 247 score 89.2 against 89.1

Next below

DLDI4rank 767; behind on 247 score 89.1 against 89.0

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 3583.029.1 of 35 pointsIowa median 99.0186 of 224 scheduled reports received in 7 days
2. Arrivalweight 1067.16.7 of 10 pointsIowa median 82.9half its reports arrived within 26 min
3. Continuityweight 10100.010.0 of 10 pointsIowa median 100.0longest silence 63 min, on a schedule of one report every 45 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.