Des Moines River 2 W Saylorville

Ranking Statistics

247 score89.6of 100

Iowa median

94.7the median score of 1,060 stations

Scoring higher

761stations in Iowa

Sharing its score

1no other station

Points deducted

10.46.1 reports received, 1.8 arrival, 1.6 forecast check, 0.9 continuity

Counted at the median

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

Next above

DFMI4rank 761; ahead on 247 score 89.7 against 89.6

Next below

KMRI4rank 763; behind on 247 score 89.6 against 89.4

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 3582.628.9 of 35 pointsIowa median 99.0555 of 672 scheduled reports received in 7 days
2. Arrivalweight 1082.38.2 of 10 pointsIowa median 82.9half its reports arrived within 19 min
3. Continuityweight 1090.99.1 of 10 pointsIowa median 100.0longest silence 60 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.