Big Sioux River 3 NW Watertown

Ranking Statistics

247 score58.9of 100

South Dakota median

93.1the median score of 806 stations

Scoring higher

803stations in South Dakota

Sharing its score

1no other station

Points deducted

41.120.0 accuracy, 15.0 instrument checks, 3.1 arrival, 2.7 forecast check, 0.2 reports received

Counted at the median

Forecast checknot measured at this station; South Dakota median 72.6

Next above

PIES2rank 803; ahead on 247 score 59.5 against 58.9

Next below

EW0499rank 805; behind on 247 score 58.9 against 58.3

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 3599.434.8 of 35 pointsSouth Dakota median 98.2167 of 168 scheduled reports received in 7 days
2. Arrivalweight 1068.76.9 of 10 pointsSouth Dakota median 86.0half its reports arrived within 26 min
3. Continuityweight 10100.010.0 of 10 pointsSouth Dakota median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 200.00.0 of 20 pointsSouth Dakota median 100.0its temperature against the airport station KATY, 2.6 miles away, over 166 readings: typical difference 12.7 °F beyond a steady offset of +9.8 °F
5. Instrument checksweight 150.00.0 of 15 pointsSouth Dakota median 100.032 of 166 readings failed their check against its reference station
6. Forecast checkweight 10-7.3 of 10 points, at the medianSouth Dakota median 72.6-

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