Drawn as the kind of place it stands at. 99 instruments in Ohio stand at one.
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Every instrument in this state
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Snow on the ground
Station charts
Great Miami River at Hamilton Report
Rank 1,168 of 1,590 in Ohio, 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.
FW7539rank 1,169; behind on reports received 74.5% against 58.3%
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 3574.626.1 of 35 pointsOhio median 85.7501 of 672 scheduled reports received in 7 days
Arrivalweight 1064.46.4 of 10 pointsOhio median 90.8half its reports arrived within 28 min
Continuityweight 10100.010.0 of 10 pointsOhio median 100.0longest silence 45 min, on a schedule of one report every 15 min
Accuracyweight 2073.514.7 of 20 pointsOhio median 100.0its temperature against the airport station KHAO, 3.4 miles away, over 497 readings: typical difference 3.6 °F beyond a steady offset of +2.2 °F
Instrument checksweight 15100.015.0 of 15 pointsOhio median 100.00 of 497 readings failed their check against its reference station
Forecast checkweight 10-9.1 of 10 points, at the medianOhio median 90.5-
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 (45 min), none for 72 (18 h)
Accuracy
Full marks within 1.8 °F of its reference, typically, none beyond 8.3 °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
+2.6 °Fwarmer than the airport station KHAO, 3.4 miles away, on average over 540 readings; typical difference 4.7 °F; also compared with 2 other reference stations
From Storm Station's own record of every report it heard from this station.
Against its reference: each temperature this station reports is compared with the nearest airport or climate reference station that reported within half an hour, up to 15 miles away. The figure is its reading less the reference's, on average, as both were reported; the typical difference is the root mean square. The difference in height is shown where both heights are known.
Its schedule is one report every 15 min, 96 in 24 hours. Two reports in the same 15 min count as one received.
The ranking these charts were drawn from, as tables
Share of scheduled reports received
Stations
100%
423
90 to 99%
310
80 to 89%
267
70 to 79%
83
60 to 69%
29
50 to 59%
183
40 to 49%
91
30 to 39%
11
20 to 29%
61
10 to 19%
105
0 to 9%
27
Day
Rank
Stations ranked
Share received
Oct 16, 2026
1,168
1,590
74.5%
Oct 15, 2026
1,178
1,579
74.5%
Oct 14, 2026
1,035
1,568
74.7%
Oct 13, 2026
1,038
1,570
74.7%
Oct 12, 2026
1,255
1,563
64.2%
Oct 11, 2026
1,369
1,544
53.5%
Oct 10, 2026
1,424
1,557
42.8%
Oct 9, 2026
1,423
1,557
42.5%
Oct 8, 2026
1,499
1,597
21.5%
Oct 7, 2026
1,562
1,594
10.8%
Station report
Great Miami River at Hamilton, in 3 sheets
Drawn from the register, in the manner of the Field Book, and opened beside the plates that explain each part of it.
At 499 ft above sea level, 2 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.39 inHg and the temperature at 57.2 F.
On Oct 16 the noon sun stands 42 degrees above the horizon at 39.39 N, and the day is 10 h 60 min long. Level ground there takes 66 per cent of the noon sunlight a surface facing the sun would.