Meherrin River at Lawrenceville

Ranking Statistics

247 score98.0of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

487stations in Virginia

Sharing its score

8ranks 488 to 495

Points deducted

2.01.6 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

HPAV2rank 487; ahead on 247 score 98.1 against 98.0

Next below

RICV2rank 490; behind on reports due 224 against 186, the longer record first

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 35100.035.0 of 35 pointsVirginia median 97.9224 of 224 scheduled reports received in 7 days
2. Arrivalweight 1083.68.4 of 10 pointsVirginia median 92.7half its reports arrived within 18 min
3. Continuityweight 10100.010.0 of 10 pointsVirginia median 100.0longest silence 60 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.