Tombigbee River 4 W Nanafalia

Ranking Statistics

247 score96.0of 100

Alabama median

95.9the median score of 781 stations

Scoring higher

383stations in Alabama

Sharing its score

7ranks 384 to 390

Points deducted

4.03.4 arrival, 0.4 reports received, 0.2 forecast check

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Alabama median 100.0, 100.0, 98.1

Next above

MRFA1rank 385; ahead on longest silence 90 min against 120 min

Next below

AVLA1rank 390; behind on median arrival 26 min 51 s against 26 min 57 s

Sharing its rank

3other 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 3598.834.6 of 35 pointsAlabama median 99.0166 of 168 scheduled reports received in 7 days
2. Arrivalweight 1066.36.6 of 10 pointsAlabama median 87.5half its reports arrived within 27 min
3. Continuityweight 10100.010.0 of 10 pointsAlabama median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianAlabama median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianAlabama median 100.0-
6. Forecast checkweight 10-9.8 of 10 points, at the medianAlabama median 98.1-

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