Signal Hill Road

Ranking Statistics

247 score64.2of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

1,487stations in Virginia

Sharing its score

1no other station

Points deducted

35.824.7 reports received, 10.0 continuity, 0.7 arrival, 0.4 forecast check

Counted at the median

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

Next above

WOXV2rank 1,487; ahead on 247 score 64.3 against 64.2

Next below

DW4557rank 1,489; behind on 247 score 64.2 against 64.1

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 3529.310.3 of 35 pointsVirginia median 97.9197 of 672 scheduled reports received in 7 days
2. Arrivalweight 1092.69.3 of 10 pointsVirginia median 92.7half its reports arrived within 14 min
3. Continuityweight 100.00.0 of 10 pointsVirginia median 100.0longest silence 34 h, on a schedule of one report every 15 min
4. Accuracyweight 20-20.0 of 20 points, at the medianVirginia median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianVirginia median 100.0-
6. Forecast checkweight 10-9.7 of 10 points, at the medianVirginia median 96.5-

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