Big Blue River at Surprise

Ranking Statistics

247 score94.4of 100

Nebraska median

93.9the median score of 681 stations

Scoring higher

205stations in Nebraska

Sharing its score

70ranks 206 to 275

Points deducted

5.63.3 forecast check, 2.4 arrival

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Nebraska median 100.0, 100.0, 67.4

Next above

LEWN1rank 265; ahead on median arrival 21 min 54 s against 21 min 55 s

Next below

NFKN1rank 276; behind on 247 score 94.4 against 94.3

Sharing its rank

9other 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 pointsNebraska median 99.4168 of 168 scheduled reports received in 7 days
2. Arrivalweight 1076.27.6 of 10 pointsNebraska median 80.2half its reports arrived within 22 min
3. Continuityweight 10100.010.0 of 10 pointsNebraska median 100.0longest silence 79 min, on a schedule of one report every 60 min
4. Accuracyweight 20-20.0 of 20 points, at the medianNebraska median 100.0-
5. Instrument checksweight 15-15.0 of 15 points, at the medianNebraska median 100.0-
6. Forecast checkweight 10-6.7 of 10 points, at the medianNebraska median 67.4-

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