Blackwater River 2 NNE Zuni

Ranking Statistics

247 score95.7of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

786stations in Virginia

Sharing its score

12ranks 787 to 798

Points deducted

4.32.7 arrival, 1.3 reports received, 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

WRDV2rank 794; ahead on reports received 96.9% against 96.4%

Next below

PNPV2rank 797; behind on reports received 96.4% against 96.1%

Sharing its rank

1other 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 3596.433.7 of 35 pointsVirginia median 97.9216 of 224 scheduled reports received in 7 days
2. Arrivalweight 1072.97.3 of 10 pointsVirginia median 92.7half its reports arrived within 24 min
3. Continuityweight 10100.010.0 of 10 pointsVirginia median 100.0longest silence 66 min, on a schedule of one report every 45 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.