Mill Creek 12 SE above Walla Walla

Ranking Statistics

247 score91.2of 100

Washington median

93.9the median score of 1,451 stations

Scoring higher

876stations in Washington

Sharing its score

6ranks 877 to 882

Points deducted

8.85.0 accuracy, 1.5 instrument checks, 0.9 forecast check, 0.8 arrival, 0.6 reports received

Counted at the median

Forecast checknot measured at this station; Washington median 90.8

Next above

ELNrank 876; ahead on 247 score 91.3 against 91.2

Next below

TCAMPrank 878; behind on reports received 98.2% against 92.4%

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 3598.234.4 of 35 pointsWashington median 98.7660 of 672 scheduled reports received in 7 days
2. Arrivalweight 1092.19.2 of 10 pointsWashington median 90.6half its reports arrived within 14 min
3. Continuityweight 10100.010.0 of 10 pointsWashington median 100.0longest silence 45 min, on a schedule of one report every 15 min
4. Accuracyweight 2075.215.0 of 20 pointsWashington median 95.0its temperature against the airport station KALW, 10.0 miles away, over 387 readings: typical difference 4.1 °F beyond a steady offset of -7.2 °F
5. Instrument checksweight 1589.713.5 of 15 pointsWashington median 100.02 of 387 readings failed their check against its reference station
6. Forecast checkweight 10-9.1 of 10 points, at the medianWashington median 90.8-

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