Nottoway River 3 SW Sebrell

Ranking Statistics

247 score96.4of 100

Virginia median

95.9the median score of 1,541 stations

Scoring higher

702stations in Virginia

Sharing its score

11ranks 703 to 713

Points deducted

3.62.7 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

MKNV2rank 708; ahead on reports received 98.8% against 98.2%

Next below

WAHV2rank 711; behind on reports received 98.2% against 97.8%

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 3598.334.4 of 35 pointsVirginia median 97.9225 of 229 scheduled reports received in 7 days
2. Arrivalweight 1073.07.3 of 10 pointsVirginia median 92.7half its reports arrived within 24 min
3. Continuityweight 10100.010.0 of 10 pointsVirginia median 100.0longest silence 60 min, on a schedule of one report every 44 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.