Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
CHAF1
Latitude
30.70080 N
Longitude
84.85920 W
Elevation
-
Listed
Automatically, on 654 reports in 169 hours over the last seven days
Observed
4:30 AMEDT, 33 minutes ago
Precipitation today
0in

Ranking Statistics

At a river or reservoir gauge

Drawn as the kind of place it stands at. 82 instruments in Florida stand at one.

Station charts

Apalachicola River AT Chattahoochee Report

Rank 533 of 2,338 in Florida, 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 score98.0of 100

Florida median
95.4the median score of 2,338 stations
Scoring higher
529stations in Florida
Sharing its score
5ranks 530 to 534
Points deducted
2.01.1 arrival, 0.9 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Florida median 100.0, 100.0, 100.0
Next above
PAMrank 532; ahead on reports received 98.8% against 97.3%
Next below
HSTrank 534; behind on reports received 97.3% against 97.0%

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.

  1. Reports receivedweight 3597.334.1 of 35 pointsFlorida median 99.4654 of 672 scheduled reports received in 7 days
  2. Arrivalweight 1089.08.9 of 10 pointsFlorida median 84.4half its reports arrived within 16 min
  3. Continuityweight 10100.010.0 of 10 pointsFlorida median 100.0longest silence 45 min, on a schedule of one report every 15 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianFlorida median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianFlorida median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianFlorida median 100.0-

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 1.5 °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
Schedule
every 15 minon the hour's :00, :15, :30 and :45
Reports received, 24 hours
93 of 9696.8% of its schedule
Reports received, 7 days
656 of 67297.6% of its schedule
Days reported, 30 days
30 of 30
Longest silence, 7 days
31 minfrom Oct 9, 11:59 PM
Latest report
Oct 15, 11:59 PMlocal time
Time to reach Storm Station
16 min9 in 10 within 21 min

From Storm Station's own record of every report it heard from this station.

Its schedule is one report every 15 min, 96 in 24 hours. Two reports in the same 15 min count as one received.

Chart of the 2,338 ranked stations in Florida on Oct 16 by the share of their scheduled reports received in Storm Station's own record, up to 7 days, in tenths: 0 to 9 per cent, 2; 10 to 19 per cent, 13; 20 to 29 per cent, 41; 30 to 39 per cent, 6; 40 to 49 per cent, 116; 50 to 59 per cent, 250; 60 to 69 per cent, 37; 70 to 79 per cent, 118; 80 to 89 per cent, 228; 90 to 99 per cent, 892; 100 per cent, 635. Apalachicola River AT Chattahoochee received 97.3 per cent, 654 of 672 scheduled reports, rank 533 of 2,338.WHERE IT RANKS IN FLORIDA, Oct 16THIS ONE: 97.3%, 654 OF 672, RANK 533 OF 2,338PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9210 to 191320 to 294130 to 39640 to 4911650 to 5925060 to 693770 to 7911880 to 8922890 to 99892100635STATIONS, LOG SCALE
Chart of Apalachicola River AT Chattahoochee's rank in Florida by how it reported, day by day, from 2026-09-26 to 2026-10-16: 2026-09-26 rank 1,011 of 1,216; 2026-09-27 rank 1,063 of 1,222; 2026-09-28 rank 1,087 of 1,296; 2026-09-29 rank 1,112 of 1,310; 2026-09-30 rank 1,091 of 1,328; 2026-10-01 rank 1,093 of 1,338; 2026-10-02 rank 1,201 of 1,858; 2026-10-03 rank 1,200 of 1,858; 2026-10-04 rank 1,184 of 1,911; 2026-10-05 rank 1,173 of 2,190; 2026-10-06 rank 1,139 of 2,226; 2026-10-07 rank 1,128 of 2,308; 2026-10-08 rank 1,110 of 2,350; 2026-10-09 rank 1,138 of 2,355; 2026-10-10 rank 1,140 of 2,355; 2026-10-11 rank 1,135 of 2,385; 2026-10-12 rank 1,156 of 2,379; 2026-10-13 rank 1,009 of 2,378; 2026-10-14 rank 1,009 of 2,362; 2026-10-15 rank 558 of 2,348; 2026-10-16 rank 533 of 2,338.ITS RANK IN FLORIDA, DAY BY DAYRANK, FIRST AT THE TOP15001,0001,500Sep 26Sep 30Oct 4Oct 8Oct 12Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%635
90 to 99%892
80 to 89%228
70 to 79%118
60 to 69%37
50 to 59%250
40 to 49%116
30 to 39%6
20 to 29%41
10 to 19%13
0 to 9%2
DayRankStations rankedShare received
Oct 16, 20265332,33897.3%
Oct 15, 20265582,34897.3%
Oct 14, 20261,0092,36296.5%
Oct 13, 20261,0092,37896.8%
Oct 12, 20261,1562,37997.0%
Oct 11, 20261,1352,38597.0%
Oct 10, 20261,1402,35597.3%
Oct 9, 20261,1382,35597.3%
Oct 8, 20261,1102,35097.6%
Oct 7, 20261,1282,30898.5%
Oct 6, 20261,1392,22698.2%
Oct 5, 20261,1732,19097.9%
Oct 4, 20261,1841,91197.9%
Oct 3, 20261,2001,85897.7%
Oct 2, 20261,2011,85897.7%
Oct 1, 20261,0931,33897.3%
Sep 30, 20261,0911,32897.6%
Sep 29, 20261,1121,31097.3%
Sep 28, 20261,0871,29697.1%
Sep 27, 20261,0631,22297.3%
Sep 26, 20261,0111,21696.7%
Battery at Apalachicola River AT Chattahoochee, battery from 13.4 to 15.1, the latest 13.6, in volts.BATTERYV1313.51414.51515.56 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Reports received at Apalachicola River AT Chattahoochee, reports from 0.0 to 5.0, the latest 0.0, in reports.REPORTS RECEIVEDreports02466 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
The readings these charts were drawn from, as a table
HourPrecipitation inBattery VReports
Fri 16, 3 AM0.00-5
Fri 16, 2 AM0.00-5
Fri 16, 1 AM0.00-5
Thu 15, 11 PM0.0013.64
Thu 15, 10 PM0.0013.64
Thu 15, 9 PM0.0013.44
Thu 15, 8 PM0.0013.64
Thu 15, 7 PM0.0013.64
Thu 15, 6 PM0.0013.44
Thu 15, 5 PM0.0013.64
Thu 15, 4 PM0.0014.34
Thu 15, 3 PM0.0014.34
Thu 15, 2 PM0.0014.84
Thu 15, 1 PM0.0014.84
Thu 15, 12 PM0.0014.84
Thu 15, 11 AM0.0015.14
Thu 15, 10 AM0.0014.64
Thu 15, 9 AM0.0014.14
Thu 15, 8 AM0.0014.84
Thu 15, 7 AM0.0014.14
Thu 15, 6 AM0.0013.64
Thu 15, 5 AM0.0013.64
Battery at Apalachicola River AT Chattahoochee, battery from 12.5 to 15.3, the latest 13.6, in volts.BATTERYV1213141516Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Apalachicola River AT Chattahoochee, reports from 0.0 to 5.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0246Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
The readings these charts were drawn from, as a table
HourPrecipitation inBattery VReports
Fri 16, 3 AM0.00-5
Fri 16, 2 AM0.00-5
Fri 16, 1 AM0.00-5
Thu 15, 11 PM0.0013.64
Thu 15, 10 PM0.0013.64
Thu 15, 9 PM0.0013.44
Thu 15, 8 PM0.0013.64
Thu 15, 7 PM0.0013.64
Thu 15, 6 PM0.0013.44
Thu 15, 5 PM0.0013.64
Thu 15, 4 PM0.0014.34
Thu 15, 3 PM0.0014.34
Thu 15, 2 PM0.0014.84
Thu 15, 1 PM0.0014.84
Thu 15, 12 PM0.0014.84
Thu 15, 11 AM0.0015.14
Thu 15, 10 AM0.0014.64
Thu 15, 9 AM0.0014.14
Thu 15, 8 AM0.0014.84
Thu 15, 7 AM0.0014.14
Thu 15, 6 AM0.0013.64
Thu 15, 5 AM0.0013.64
Thu 15, 4 AM0.0013.64
Thu 15, 3 AM0.0013.44
Thu 15, 2 AM0.0013.44
Thu 15, 1 AM0.0013.64
Thu 15, 12 AM0.0013.64
Wed 14, 11 PM0.0013.64
Wed 14, 10 PM0.0013.44
Wed 14, 9 PM0.0013.64
Wed 14, 8 PM0.0013.64
Wed 14, 7 PM0.0013.64
Wed 14, 6 PM0.0013.64
Wed 14, 5 PM0.0013.64
Wed 14, 4 PM0.0014.64
Wed 14, 3 PM0.0015.14
Wed 14, 2 PM0.0014.64
Wed 14, 1 PM0.0014.64
Wed 14, 12 PM0.0014.64
Wed 14, 11 AM0.0014.34
Wed 14, 10 AM0.0014.34
Wed 14, 9 AM0.0014.34
Wed 14, 8 AM0.0014.84
Wed 14, 7 AM0.0014.34
Wed 14, 6 AM0.0013.64
Wed 14, 5 AM0.0013.64
Wed 14, 4 AM0.0013.44
Wed 14, 3 AM0.0013.44
Wed 14, 2 AM0.0013.44
Wed 14, 1 AM0.0013.44
Wed 14, 12 AM0.0013.44
Tue 13, 11 PM0.0013.44
Tue 13, 10 PM0.0013.44
Tue 13, 9 PM0.0013.64
Tue 13, 8 PM0.0013.44
Tue 13, 7 PM0.0013.44
Tue 13, 6 PM0.0013.44
Tue 13, 5 PM0.0013.44
Tue 13, 4 PM0.0014.34
Tue 13, 3 PM0.0015.14
Tue 13, 2 PM0.0014.84
Tue 13, 1 PM0.0014.14
Tue 13, 12 PM0.0014.14
Tue 13, 11 AM0.0014.64
Tue 13, 10 AM0.0014.34
Tue 13, 9 AM0.0014.64
Tue 13, 8 AM0.0014.34
Tue 13, 7 AM0.0014.34
Tue 13, 6 AM0.0013.64
Tue 13, 5 AM0.0013.64
Tue 13, 4 AM0.0013.64
Tue 13, 3 AM0.0013.44
Tue 13, 2 AM0.0013.64
Tue 13, 1 AM0.0013.64
Tue 13, 12 AM0.0013.64
Mon 12, 11 PM0.0013.64
Mon 12, 10 PM0.0013.64
Mon 12, 9 PM0.0013.44
Mon 12, 8 PM0.0013.44
Mon 12, 7 PM0.0013.44
Mon 12, 6 PM0.0013.44
Mon 12, 5 PM0.0013.64
Mon 12, 4 PM0.0014.34
Mon 12, 3 PM0.0014.84
Mon 12, 2 PM0.0014.64
Mon 12, 1 PM0.0014.64
Mon 12, 12 PM0.0014.14
Mon 12, 11 AM-14.34
Mon 12, 10 AM0.0014.14
Mon 12, 9 AM0.0014.34
Mon 12, 8 AM0.0014.34
Mon 12, 7 AM0.0014.14
Mon 12, 6 AM0.0013.64
Mon 12, 5 AM0.0013.64
Mon 12, 4 AM0.0013.64
Mon 12, 3 AM0.0013.64
Mon 12, 2 AM0.0013.64
Mon 12, 1 AM0.0013.64
Mon 12, 12 AM0.0013.64
Sun 11, 11 PM0.0013.64
Sun 11, 10 PM0.0013.64
Sun 11, 9 PM0.0013.64
Sun 11, 8 PM0.0013.64
Sun 11, 7 PM0.0013.44
Sun 11, 6 PM0.0013.64
Sun 11, 5 PM0.0013.64
Sun 11, 4 PM0.0013.94
Sun 11, 3 PM0.0013.94
Sun 11, 2 PM0.0014.14
Sun 11, 1 PM0.0014.14
Sun 11, 12 PM0.0014.34
Sun 11, 11 AM0.0014.64
Sun 11, 10 AM0.0015.14
Sun 11, 9 AM0.0015.34
Sun 11, 8 AM0.0014.84
Sun 11, 7 AM0.0013.94
Sun 11, 6 AM0.0013.64
Sun 11, 5 AM0.0013.44
Sun 11, 4 AM0.0013.44
Sun 11, 3 AM0.0013.44
Sun 11, 2 AM0.0013.44
Sun 11, 1 AM0.0013.24
Sun 11, 12 AM0.0013.44
Sat 10, 11 PM0.0013.44
Sat 10, 10 PM0.0013.44
Sat 10, 9 PM0.0013.64
Sat 10, 8 PM0.0013.44
Sat 10, 7 PM0.0013.64
Sat 10, 6 PM0.0013.44
Sat 10, 5 PM0.0013.24
Sat 10, 4 PM0.0013.64
Sat 10, 3 PM0.0014.34
Sat 10, 2 PM0.0013.94
Sat 10, 1 PM0.0014.34
Sat 10, 12 PM0.0014.34
Sat 10, 11 AM0.0014.14
Sat 10, 10 AM0.0013.94
Sat 10, 9 AM0.0013.64
Sat 10, 8 AM0.0013.44
Sat 10, 7 AM0.0013.24
Sat 10, 6 AM0.0012.54
Sat 10, 5 AM0.0012.74
Sat 10, 4 AM0.0012.74
Sat 10, 3 AM0.0012.54
Sat 10, 2 AM0.0012.54
Sat 10, 1 AM0.0012.74
Sat 10, 12 AM0.0012.74
Fri 9, 11 PM0.0012.74
Fri 9, 10 PM0.0012.54
Fri 9, 9 PM0.0012.94
Fri 9, 8 PM0.0012.94
Fri 9, 7 PM0.0012.94
Fri 9, 6 PM0.0012.94
Fri 9, 5 PM0.0012.74
Fri 9, 4 PM0.0012.74
Fri 9, 3 PM0.0012.94
Fri 9, 2 PM0.0012.94
Fri 9, 1 PM0.0012.94
Fri 9, 12 PM0.0012.94
Fri 9, 11 AM0.0013.24
Fri 9, 10 AM0.0013.24
Fri 9, 9 AM0.0013.44
Fri 9, 8 AM0.0012.94
Fri 9, 7 AM0.0012.94
Fri 9, 6 AM0.0012.94
Fri 9, 5 AM0.0012.94

Near Apalachicola River AT Chattahoochee