Ranking Statistics
247 score85.5of 100
- Utah median
- 87.4the median score of 969 stations
- Scoring higher
- 510stations in Utah
- Sharing its score
- 5ranks 511 to 515
- Points deducted
- 14.510.0 reports received, 3.7 accuracy, 0.6 arrival, 0.3 forecast check
- Counted at the median
- Accuracy, instrument checks, forecast checknot measured at this station; Utah median 81.7, 100.0, 96.9
- Next above
- ACRU1rank 511; ahead on reports received 98.8% against 71.4%
- Sharing its rank
- 2other 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.
- Reports receivedweight 3571.425.0 of 35 pointsUtah median 97.0120 of 168 scheduled reports received in 7 days
- Arrivalweight 1094.49.4 of 10 pointsUtah median 72.7half its reports arrived within 13 min
- Continuityweight 10100.010.0 of 10 pointsUtah median 100.0longest silence 67 min, on a schedule of one report every 60 min
- Accuracyweight 20-16.3 of 20 points, at the medianUtah median 81.7-
- Instrument checksweight 15-15.0 of 15 points, at the medianUtah median 100.0-
- Forecast checkweight 10-9.7 of 10 points, at the medianUtah median 96.9-
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 (3 h), none for 72 (72 h)
- Accuracy
- Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °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: 120 of 168 scheduled reports received, 71.4%.