Arkansas River AT Little Rock

Ranking Statistics

247 score89.6of 100

Arkansas median

96.0the median score of 678 stations

Scoring higher

508stations in Arkansas

Sharing its score

30ranks 509 to 538

Points deducted

10.410.0 arrival, 0.3 forecast check, 0.1 accuracy

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Arkansas median 99.3, 100.0, 97.3

Next above

NADA4rank 509; ahead on median arrival 64 min 15 s against 64 min 49 s

Next below

MTSA4rank 515; behind on median arrival 64 min 49 s against 74 min 23 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 35100.035.0 of 35 pointsArkansas median 99.4168 of 168 scheduled reports received in 7 days
2. Arrivalweight 100.00.0 of 10 pointsArkansas median 80.4half its reports arrived within 65 min
3. Continuityweight 10100.010.0 of 10 pointsArkansas median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-19.9 of 20 points, at the medianArkansas median 99.3-
5. Instrument checksweight 15-15.0 of 15 points, at the medianArkansas median 100.0-
6. Forecast checkweight 10-9.7 of 10 points, at the medianArkansas median 97.3-

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