Chapel Hill - Booker Creek

Ranking Statistics

247 score90.1of 100

North Carolina median

95.0the median score of 2,255 stations

Scoring higher

1,306stations in North Carolina

Sharing its score

2ranks 1,307 to 1,308

Points deducted

9.95.3 reports received, 3.7 arrival, 0.9 continuity

Counted at the median

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

Next above

ROSN7rank 1,306; ahead on 247 score 90.2 against 90.1

Next below

FBLN7rank 1,308; behind on reports received 84.8% against 81.5%

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 3584.829.7 of 35 pointsNorth Carolina median 92.6190 of 224 scheduled reports received in 7 days
2. Arrivalweight 1062.96.3 of 10 pointsNorth Carolina median 95.2half its reports arrived within 29 min
3. Continuityweight 1090.89.1 of 10 pointsNorth Carolina median 100.0longest silence 3 h, on a schedule of one report every 45 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.