Hell Point Creek at Sandbridge Road

Ranking Statistics

247 score98.4of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

326stations in Virginia

Sharing its score

6ranks 327 to 332

Points deducted

1.60.7 arrival, 0.6 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

WNIV2rank 329; ahead on median arrival 13 min 26 s against 13 min 27 s

Next below

ALEV2rank 333; behind on 247 score 98.4 against 98.3

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 3598.434.4 of 35 pointsVirginia median 97.9992 of 1,008 scheduled reports received in 7 days
2. Arrivalweight 1093.19.3 of 10 pointsVirginia median 92.7half its reports arrived within 13 min
3. Continuityweight 10100.010.0 of 10 pointsVirginia median 100.0longest silence 30 min, on a schedule of one report every 10 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.