Grand River 3 W Eastmanville 3w

Ranking Statistics

247 score94.7of 100

Michigan median

95.5the median score of 979 stations

Scoring higher

511stations in Michigan

Sharing its score

10ranks 512 to 521

Points deducted

5.34.5 arrival, 0.8 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Michigan median 100.0, 100.0, 92.3

Next above

GNPM4rank 513; ahead on longest silence 63 min against 66 min

Next below

04168400rank 515; behind on median arrival 32 min 37 s against 32 min 48 s

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 35100.035.0 of 35 pointsMichigan median 98.2168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1054.85.5 of 10 pointsMichigan median 96.9half its reports arrived within 33 min
3. Continuityweight 10100.010.0 of 10 pointsMichigan median 100.0longest silence 66 min, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianMichigan median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianMichigan median 100.0-
6. Forecast checkweight 10-9.2 of 10 points, at the medianMichigan median 92.3-

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