Ranking Statistics
247 score86.8of 100
- Texas median
- 89.2the median score of 4,764 stations
- Scoring higher
- 2,857stations in Texas
- Sharing its score
- 89ranks 2,858 to 2,946
- Points deducted
- 13.29.8 reports received, 2.6 arrival, 0.5 forecast check, 0.3 accuracy
- Counted at the median
- Accuracy, instrument checks, forecast checknot measured at this station; Texas median 98.5, 100.0, 94.8
- Next above
- TBET2rank 2,874; ahead on median arrival 18 min 32 s against 22 min 48 s
- Sharing its rank
- 64other 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 3572.025.2 of 35 pointsTexas median 85.7121 of 168 scheduled reports received in 7 days
- Arrivalweight 1074.47.4 of 10 pointsTexas median 92.6half its reports arrived within 23 min
- Continuityweight 10100.010.0 of 10 pointsTexas median 100.0longest silence 60 min, on a schedule of one report every 60 min
- Accuracyweight 20-19.7 of 20 points, at the medianTexas median 98.5-
- Instrument checksweight 15-15.0 of 15 points, at the medianTexas median 100.0-
- Forecast checkweight 10-9.5 of 10 points, at the medianTexas median 94.8-
The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.
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: 121 of 168 scheduled reports received, 72.0%.