Iowa River at Columbus Jct

Ranking Statistics

247 score95.0of 100

Iowa median

94.7the median score of 1,060 stations

Scoring higher

397stations in Iowa

Sharing its score

5ranks 398 to 402

Points deducted

5.03.4 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

WBCI4rank 376; ahead on 247 score 95.1 against 95.0

Next below

LECI4rank 402; behind on reports received 100% against 99.7%

Sharing its rank

3other 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 pointsIowa median 99.0168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1066.36.6 of 10 pointsIowa median 82.9half its reports arrived within 27 min
3. Continuityweight 10100.010.0 of 10 pointsIowa median 100.0longest silence 63 min, on a schedule of one report every 60 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.