Iowa River at Wapello

Ranking Statistics

247 score96.2of 100

Iowa median

94.7the median score of 1,060 stations

Scoring higher

280stations in Iowa

Sharing its score

6ranks 281 to 286

Points deducted

3.81.6 forecast check, 1.4 arrival, 0.8 reports received

Counted at the median

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

Next above

RRII4rank 283; ahead on reports received 98.6% against 97.6%

Next below

CIDI4rank 285; behind on reports due 170 against 168, the longer record first

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 3597.634.2 of 35 pointsIowa median 99.0166 of 170 scheduled reports received in 7 days
2. Arrivalweight 1086.18.6 of 10 pointsIowa median 82.9half its reports arrived within 17 min
3. Continuityweight 10100.010.0 of 10 pointsIowa median 100.0longest silence 2 h, on a schedule of one report every 59 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.