Black River 25 SE Fort Apache

Ranking Statistics

247 score97.1of 100

Arizona median

91.5the median score of 1,869 stations

Scoring higher

285stations in Arizona

Sharing its score

28ranks 286 to 313

Points deducted

2.91.0 arrival, 0.7 accuracy, 0.6 reports received, 0.6 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Arizona median 96.5, 100.0, 93.8

Next above

QWSA3rank 306; ahead on reports received 100% against 98.2%

Next below

GCRA3rank 313; behind on median arrival 14 min 49 s against 14 min 51 s

Sharing its rank

5other 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 pointsArizona median 85.7165 of 168 scheduled reports received in 7 days
2. Arrivalweight 1090.49.0 of 10 pointsArizona median 79.1half its reports arrived within 15 min
3. Continuityweight 10100.010.0 of 10 pointsArizona median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-19.3 of 20 points, at the medianArizona median 96.5-
5. Instrument checksweight 15-15.0 of 15 points, at the medianArizona median 100.0-
6. Forecast checkweight 10-9.4 of 10 points, at the medianArizona median 93.8-

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