Kishwaukee River AT Marengo

Ranking Statistics

247 score96.3of 100

Illinois median

95.9the median score of 1,393 stations

Scoring higher

649stations in Illinois

Sharing its score

4ranks 650 to 653

Points deducted

3.72.4 arrival, 0.8 reports received, 0.5 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Illinois median 100.0, 100.0, 94.7

Next above

ENLrank 652; ahead on reports received 98.2% against 97.6%

Next below

ROKI2rank 654; behind on 247 score 96.3 against 96.2

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 pointsIllinois median 99.1164 of 168 scheduled reports received in 7 days
2. Arrivalweight 1076.37.6 of 10 pointsIllinois median 96.3half its reports arrived within 22 min
3. Continuityweight 10100.010.0 of 10 pointsIllinois median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianIllinois median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianIllinois median 100.0-
6. Forecast checkweight 10-9.5 of 10 points, at the medianIllinois median 94.7-

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