Dupage County Rain At Darien

Ranking Statistics

247 score92.3of 100

Illinois median

95.9the median score of 1,393 stations

Scoring higher

911stations in Illinois

Sharing its score

3ranks 912 to 914

Points deducted

7.73.7 reports received, 3.4 arrival, 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

CHUI2rank 912; ahead on reports received 99.4% against 89.2%

Next below

STII2rank 915; behind on 247 score 92.3 against 92.2

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 3589.331.3 of 35 pointsIllinois median 99.1200 of 224 scheduled reports received in 7 days
2. Arrivalweight 1066.16.6 of 10 pointsIllinois median 96.3half its reports arrived within 27 min
3. Continuityweight 10100.010.0 of 10 pointsIllinois median 100.0longest silence 1.8 h, on a schedule of one report every 45 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.