Apple Valley Airport

Ranking Statistics

247 score51.2of 100

California median

91.6the median score of 4,465 stations

Scoring higher

4,439stations in California

Sharing its score

4ranks 4,440 to 4,443

Points deducted

48.832.8 reports received, 8.7 continuity, 3.7 arrival, 2.9 accuracy, 0.8 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4

Next above

LUDC1rank 4,440; ahead on median arrival 22 min 3 s against 28 min 32 s

Next below

NVLC1rank 4,442; behind on reports received 6.3% against 2.1%

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 356.42.2 of 35 pointsCalifornia median 98.543 of 672 scheduled reports received in 7 days
2. Arrivalweight 1062.96.3 of 10 pointsCalifornia median 81.2half its reports arrived within 29 min
3. Continuityweight 1012.71.3 of 10 pointsCalifornia median 100.0longest silence 12 h, on a schedule of one report every 15 min
4. Accuracyweight 20-17.1 of 20 points, at the medianCalifornia median 85.6-
5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
6. Forecast checkweight 10-9.2 of 10 points, at the medianCalifornia median 92.4-

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