Drawn as the kind of place it stands at. 85 instruments in West Virginia stand at one.
What the snow tracker reads here
Every instrument in this state
-in
Snow on the ground
Station charts
Tygart Valley River At Philippi Report
Rank 93 of 711 in West Virginia, Oct 16. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.
Ranking Statistics
247 score97.7of 100
West Virginia median
92.4the median score of 711 stations
Scoring higher
92stations in West Virginia
Sharing its score
8ranks 93 to 100
Points deducted
2.30.9 accuracy, 0.6 forecast check, 0.6 arrival, 0.2 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; West Virginia median 95.6, 100.0, 93.9
Next above
NFBW2rank 92; ahead on 247 score 97.9 against 97.7
Next below
ASHW2rank 94; behind on reports received 99.4% against 98.8%
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 3599.434.8 of 35 pointsWest Virginia median 89.9167 of 168 scheduled reports received in 7 days
Arrivalweight 1094.49.4 of 10 pointsWest Virginia median 87.5half its reports arrived within 13 min
Continuityweight 10100.010.0 of 10 pointsWest Virginia median 100.0longest silence 2 h, on a schedule of one report every 60 min
Accuracyweight 20-19.1 of 20 points, at the medianWest Virginia median 95.6-
Instrument checksweight 15-15.0 of 15 points, at the medianWest Virginia median 100.0-
Forecast checkweight 10-9.4 of 10 points, at the medianWest Virginia median 93.9-
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
At 1,280 ft above sea level, 5 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 28.56 inHg and the temperature at 54.4 F.
On Oct 16 the noon sun stands 42 degrees above the horizon at 39.15 N, and the day is 11 h 00 min long. Level ground there takes 67 per cent of the noon sunlight a surface facing the sun would.