Ranking Statistics
247 score67.6of 100
- Oregon median
- 91.5the median score of 1,649 stations
- Scoring higher
- 1,547stations in Oregon
- Sharing its score
- 2ranks 1,548 to 1,549
- Points deducted
- 32.424.4 reports received, 4.1 accuracy, 3.1 continuity, 0.9 forecast check
- Counted at the median
- Forecast checknot measured at this station; Oregon median 91.4
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.
- Reports receivedweight 3530.310.6 of 35 pointsOregon median 97.666 of 218 scheduled reports received in 7 days
- Arrivalweight 10100.010.0 of 10 pointsOregon median 88.7half its reports arrived within 18 s
- Continuityweight 1069.16.9 of 10 pointsOregon median 100.0longest silence 6 h, on a schedule of one report every 45 min
- Accuracyweight 2079.615.9 of 20 pointsOregon median 89.0its temperature against the airport station KTTD, 7.6 miles away, over 48 readings: typical difference 3.6 °F beyond a steady offset of -1.5 °F
- Instrument checksweight 15100.015.0 of 15 pointsOregon median 100.00 of 48 readings failed their check against its reference station
- Forecast checkweight 10-9.1 of 10 points, at the medianOregon median 91.4-
The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.
How each part is scored
- Reports received
- Full marks for every scheduled report received, none for none, in proportion between
- Arrival
- Full marks for a median arrival within 10 min, none at 60 min
- Continuity
- Full marks for a longest silence of 3 reports or less (2.3 h), none for 72 (54 h)
- Accuracy
- Full marks within 2.3 °F of its reference, typically, none beyond 8.8 °F
- Instrument checks
- Full marks for no reading failed, none for 5 per cent or more
- Forecast check
- Full marks within 2 °F of the forecast on average, none at 8 °F
The reports received are counted from the network's own archive of this station's reports. Its 247 rank is counted from Storm Station's own record, which holds less than 7 days of it so far: 66 of 218 scheduled reports received, 30.2%.