Thorn Creek at Thornton

Ranking Statistics

247 score97.2of 100

Illinois median

95.9the median score of 1,393 stations

Scoring higher

536stations in Illinois

Sharing its score

4ranks 537 to 540

Points deducted

2.81.9 arrival, 0.5 forecast check, 0.5 reports received

Counted at the median

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

Next above

OBII2rank 537; ahead on reports received 100% against 98.6%

Next below

BNDI2rank 541; behind on 247 score 97.2 against 97.1

Sharing its rank

2other 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 3598.734.5 of 35 pointsIllinois median 99.1663 of 672 scheduled reports received in 7 days
2. Arrivalweight 1081.58.2 of 10 pointsIllinois median 96.3half its reports arrived within 19 min
3. Continuityweight 10100.010.0 of 10 pointsIllinois median 100.0longest silence 45 min, on a schedule of one report every 15 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.