Durham 11 W

Ranking Statistics

247 score92.3of 100

North Carolina median

95.0the median score of 2,255 stations

Scoring higher

1,256stations in North Carolina

Sharing its score

4ranks 1,257 to 1,260

Points deducted

7.77.3 arrival, 0.4 reports received

Counted at the median

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

Next above

CHEN7rank 1,258; ahead on reports received 100% against 98.8%

Next below

COLN7rank 1,260; behind on reports received 98.8% against 82.3%

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 3598.834.6 of 35 pointsNorth Carolina median 92.683 of 84 scheduled reports received in 7 days
2. Arrivalweight 1027.02.7 of 10 pointsNorth Carolina median 95.2half its reports arrived within 1.5 h
3. Continuityweight 10100.010.0 of 10 pointsNorth Carolina median 100.0longest silence 4 h, on a schedule of one report every 2 h
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.