Roanoke - Glade Creek

Ranking Statistics

247 score69.0of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

1,468stations in Virginia

Sharing its score

3ranks 1,469 to 1,471

Points deducted

31.018.1 reports received, 10.0 continuity, 2.5 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

CW7453rank 1,470; ahead on reports received 49.5% against 48.2%

Next below

NDBC-DOMV2rank 1,472; behind on 247 score 69.0 against 68.7

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 3548.216.9 of 35 pointsVirginia median 97.9162 of 336 scheduled reports received in 7 days
2. Arrivalweight 1075.27.5 of 10 pointsVirginia median 92.7half its reports arrived within 22 min
3. Continuityweight 100.00.0 of 10 pointsVirginia median 100.0longest silence 2.4 days, on a schedule of one report every 30 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.