West Branch Brandywine Creek at Coatesville

Ranking Statistics

247 score95.1of 100

Pennsylvania median

94.3the median score of 1,383 stations

Scoring higher

656stations in Pennsylvania

Sharing its score

4ranks 657 to 660

Points deducted

4.93.5 arrival, 0.7 forecast check, 0.6 reports received

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Pennsylvania median 100.0, 100.0, 92.9

Next above

MTLP1rank 656; ahead on 247 score 95.2 against 95.1

Next below

NHPP1rank 660; behind on reports received 98.2% against 95.5%

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 3598.234.4 of 35 pointsPennsylvania median 95.8165 of 168 scheduled reports received in 7 days
2. Arrivalweight 1064.86.5 of 10 pointsPennsylvania median 94.8half its reports arrived within 28 min
3. Continuityweight 10100.010.0 of 10 pointsPennsylvania 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 medianPennsylvania median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianPennsylvania median 100.0-
6. Forecast checkweight 10-9.3 of 10 points, at the medianPennsylvania median 92.9-

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