Chattahoochee R .36 MI Ds Wfg Dam Nr Ft

Ranking Statistics

247 score95.9of 100

Alabama median

95.9the median score of 781 stations

Scoring higher

390stations in Alabama

Sharing its score

3ranks 391 to 393

Points deducted

4.13.4 arrival, 0.5 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

AVLA1rank 390; ahead on 247 score 96.0 against 95.9

Next below

BLDA1rank 392; behind on reports due 672 against 336, the longer record first

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 3598.534.5 of 35 pointsAlabama median 99.0662 of 672 scheduled reports received in 7 days
2. Arrivalweight 1066.16.6 of 10 pointsAlabama median 87.5half its reports arrived within 27 min
3. Continuityweight 10100.010.0 of 10 pointsAlabama median 100.0longest silence 45 min, on a schedule of one report every 15 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.