Black Fork at Shelby

Ranking Statistics

247 score94.8of 100

Ohio median

91.4the median score of 1,590 stations

Scoring higher

660stations in Ohio

Sharing its score

4ranks 661 to 664

Points deducted

5.22.9 arrival, 1.0 reports received, 1.0 forecast check, 0.3 continuity

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Ohio median 100.0, 100.0, 90.5

Next above

SNCO1rank 661; ahead on reports received 97.6% against 97.1%

Next below

OWDO1rank 663; behind on reports received 97.1% against 93.4%

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 3597.234.0 of 35 pointsOhio median 85.7653 of 672 scheduled reports received in 7 days
2. Arrivalweight 1070.87.1 of 10 pointsOhio median 90.8half its reports arrived within 25 min
3. Continuityweight 1096.79.7 of 10 pointsOhio median 100.0longest silence 50 min, on a schedule of one report every 15 min
4. Accuracyweight 20-20.0 of 20 points, at the medianOhio median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianOhio median 100.0-
6. Forecast checkweight 10-9.1 of 10 points, at the medianOhio median 90.5-

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