Nags Head - Roanoke Sound

Ranking Statistics

247 score96.7of 100

North Carolina median

95.0the median score of 2,255 stations

Scoring higher

934stations in North Carolina

Sharing its score

8ranks 935 to 942

Points deducted

3.31.6 continuity, 0.9 reports received, 0.7 arrival

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; North Carolina median 100.0, 100.0, 100.0

Next above

DUKN7rank 936; ahead on reports received 99.4% against 97.3%

Next below

TOWN7rank 940; behind on median arrival 13 min 29 s against 13 min 30 s

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 3597.334.1 of 35 pointsNorth Carolina median 92.6981 of 1,008 scheduled reports received in 7 days
2. Arrivalweight 1093.09.3 of 10 pointsNorth Carolina median 95.2half its reports arrived within 13 min
3. Continuityweight 1083.98.4 of 10 pointsNorth Carolina median 100.0longest silence 50 min, on a schedule of one report every 10 min
4. Accuracyweight 20-20.0 of 20 points, at the medianNorth Carolina median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianNorth Carolina median 100.0-
6. Forecast checkweight 10-10.0 of 10 points, at the medianNorth Carolina median 100.0-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.