Storm Station

At a river or reservoir gauge

DCP network, identified by the register

Identifier
SFMV2
Latitude
38.90778 N
Longitude
77.42167 W
Elevation
-
Listed
Automatically, on 663 reports in 169 hours over the last seven days
Rank
475of 1,183 in Virginia, Oct 4
Precipitation this hour
0in
Precipitation today
0in

On the radar over Chantilly - Franklin MiddleReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 13 instruments in Virginia stand at one.

Station charts

Chantilly - Franklin Middle Report

Rank 475 of 1,183 in Virginia, Oct 4. 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.

247 score97.8of 100

  1. Reports receivedweight 3598.7663 of 672 scheduled reports received in 7 days
  2. Arrivalweight 1083.3half its reports arrived within 18 min
  3. Continuityweight 10100.0longest silence 30 min, on a schedule of one report every 15 min
  4. Accuracyweight 20--
  5. Instrument checksweight 15--
  6. Forecast checkweight 10--

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

Rank
475of 1,183 in Virginia, Oct 4
Schedule
every 15 minon the hour's :00, :15, :30 and :45
Reports received, 24 hours
96 of 96100% of its schedule
Reports received, 7 days
664 of 67298.8% of its schedule, 667 reports in all
Days reported, 30 days
30 of 30
Longest silence, 7 days
30 minfrom Sep 30, 11:45 PM
Latest report
Oct 4, 5:00 AMlocal time
Time to reach Storm Station
18 min9 in 10 within 19 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 1,183 ranked stations in Virginia on Oct 4 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, 4; 10 to 19 per cent, 12; 20 to 29 per cent, 12; 30 to 39 per cent, 24; 40 to 49 per cent, 4; 50 to 59 per cent, 9; 60 to 69 per cent, 89; 70 to 79 per cent, 40; 80 to 89 per cent, 37; 90 to 99 per cent, 569; 100 per cent, 383. Chantilly - Franklin Middle received 98.6 per cent, 663 of 672 scheduled reports, rank 475 of 1,183.WHERE IT RANKS IN VIRGINIA, Oct 4THIS ONE: 98.6%, 663 OF 672, RANK 475 OF 1,183PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9410 to 191220 to 291230 to 392440 to 49450 to 59960 to 698970 to 794080 to 893790 to 99569100383STATIONS, LOG SCALE
Chart of Chantilly - Franklin Middle's rank in Virginia by how it reported, day by day, from 2026-09-26 to 2026-10-04: 2026-09-26 rank 487 of 729; 2026-09-27 rank 490 of 733; 2026-09-28 rank 515 of 807; 2026-09-29 rank 476 of 818; 2026-09-30 rank 456 of 818; 2026-10-01 rank 452 of 820; 2026-10-02 rank 435 of 1,140; 2026-10-03 rank 434 of 1,140; 2026-10-04 rank 475 of 1,183.ITS RANK IN VIRGINIA, DAY BY DAYRANK, FIRST AT THE TOP1200400600Sep 26Sep 28Sep 30Oct 2Oct 4
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%383
90 to 99%569
80 to 89%37
70 to 79%40
60 to 69%89
50 to 59%9
40 to 49%4
30 to 39%24
20 to 29%12
10 to 19%12
0 to 9%4
DayRankStations rankedShare received
Oct 4, 20264751,18398.6%
Oct 3, 20264341,14098.7%
Oct 2, 20264351,14098.7%
Oct 1, 202645282099.1%
Sep 30, 202645681899.5%
Sep 29, 202647681899.4%
Sep 28, 202651580799.2%
Sep 27, 202649073398.9%
Sep 26, 202648772998.9%
Precipitation at Chantilly - Franklin Middle, precipitation from 0.00 to 0.03, the latest 0.01, in inches.PRECIPITATIONin0.000.030.050.070.106 AM9 AM12 PM3 PM6 PM9 PMOct 43 AM
Reports received at Chantilly - Franklin Middle, reports from 1.0 to 12.0, the latest 1.0, in reports.REPORTS RECEIVEDreports0510156 AM9 AM12 PM3 PM6 PM9 PMOct 43 AM
The readings these charts were drawn from, as a table
HourPrecipitation inReports
Sun 4, 5 AM0.011
Sun 4, 4 AM0.0112
Sun 4, 3 AM0.0112
Sun 4, 2 AM0.0112
Sun 4, 1 AM0.0012
Sat 3, 11 PM0.0012
Sat 3, 10 PM0.0012
Sat 3, 9 PM0.0012
Sat 3, 8 PM0.0012
Sat 3, 7 PM0.0012
Sat 3, 6 PM0.0012
Sat 3, 5 PM0.0012
Sat 3, 4 PM0.0012
Sat 3, 3 PM0.0012
Sat 3, 2 PM0.0012
Sat 3, 1 PM0.0012
Sat 3, 12 PM0.0012
Sat 3, 11 AM0.0312
Sat 3, 10 AM0.0212
Sat 3, 9 AM0.0012
Sat 3, 8 AM0.0012
Sat 3, 7 AM0.0012
Sat 3, 6 AM0.0012
Precipitation at Chantilly - Franklin Middle, precipitation from 0.00 to 0.30, the latest 0.01, in inches.PRECIPITATIONin0.000.100.200.30Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
Reports received at Chantilly - Franklin Middle, reports from 1.0 to 12.0, the latest 1.0, in reports.REPORTS RECEIVEDreports051015Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
The readings these charts were drawn from, as a table
HourPrecipitation inReports
Sun 4, 5 AM0.011
Sun 4, 4 AM0.0112
Sun 4, 3 AM0.0112
Sun 4, 2 AM0.0112
Sun 4, 1 AM0.0012
Sat 3, 11 PM0.0012
Sat 3, 10 PM0.0012
Sat 3, 9 PM0.0012
Sat 3, 8 PM0.0012
Sat 3, 7 PM0.0012
Sat 3, 6 PM0.0012
Sat 3, 5 PM0.0012
Sat 3, 4 PM0.0012
Sat 3, 3 PM0.0012
Sat 3, 2 PM0.0012
Sat 3, 1 PM0.0012
Sat 3, 12 PM0.0012
Sat 3, 11 AM0.0312
Sat 3, 10 AM0.0212
Sat 3, 9 AM0.0012
Sat 3, 8 AM0.0012
Sat 3, 7 AM0.0012
Sat 3, 6 AM0.0012
Sat 3, 5 AM0.0012
Sat 3, 4 AM0.0512
Sat 3, 3 AM0.0112
Sat 3, 2 AM0.0012
Sat 3, 1 AM0.0312
Sat 3, 12 AM0.0212
Fri 2, 11 PM0.0012
Fri 2, 10 PM0.0012
Fri 2, 9 PM0.0010
Fri 2, 8 PM0.3012
Fri 2, 7 PM0.0512
Fri 2, 6 PM0.0012
Fri 2, 5 PM0.0012
Fri 2, 4 PM0.006
Fri 2, 3 PM0.0012
Fri 2, 2 PM0.0012
Fri 2, 1 PM0.0012
Fri 2, 12 PM0.0012
Fri 2, 11 AM0.0012
Fri 2, 10 AM0.0012
Fri 2, 9 AM0.0012
Fri 2, 8 AM0.0012
Fri 2, 7 AM0.0012
Fri 2, 6 AM0.0012
Fri 2, 5 AM0.0012
Fri 2, 4 AM0.0012
Fri 2, 3 AM0.0012
Fri 2, 2 AM0.0012
Fri 2, 1 AM0.0012
Fri 2, 12 AM0.0012
Thu 1, 11 PM0.0012
Thu 1, 10 PM0.0012
Thu 1, 9 PM0.009
Thu 1, 8 PM0.0012
Thu 1, 7 PM0.0012
Thu 1, 6 PM0.0012
Thu 1, 5 PM0.0012
Thu 1, 4 PM0.0012
Thu 1, 3 PM0.0012
Thu 1, 2 PM0.0012
Thu 1, 1 PM0.0012
Thu 1, 12 PM0.0012
Thu 1, 11 AM0.0012
Thu 1, 10 AM0.0012
Thu 1, 9 AM0.0012
Thu 1, 8 AM0.0012
Thu 1, 7 AM0.0012
Thu 1, 6 AM0.0012
Thu 1, 5 AM0.0012
Thu 1, 4 AM0.0012
Thu 1, 3 AM0.0012
Thu 1, 2 AM0.009
Thu 1, 1 AM0.0012
Thu 1, 12 AM0.0012
Wed 30, 11 PM0.0010
Wed 30, 10 PM0.0012
Wed 30, 9 PM0.0012
Wed 30, 8 PM0.0012
Wed 30, 7 PM0.0012
Wed 30, 6 PM0.0012
Wed 30, 5 PM0.0012
Wed 30, 4 PM0.0012
Wed 30, 3 PM0.0012
Wed 30, 2 PM0.0012
Wed 30, 1 PM0.0012
Wed 30, 12 PM0.0012
Wed 30, 11 AM0.0012
Wed 30, 10 AM0.0012
Wed 30, 9 AM0.0012
Wed 30, 8 AM0.0012
Wed 30, 7 AM0.0012
Wed 30, 6 AM0.0012
Wed 30, 5 AM0.0012
Wed 30, 4 AM0.0012
Wed 30, 3 AM0.0012
Wed 30, 2 AM0.0012
Wed 30, 1 AM0.0012
Wed 30, 12 AM0.0012
Tue 29, 11 PM0.0012
Tue 29, 10 PM0.0012
Tue 29, 9 PM0.0012
Tue 29, 8 PM0.0012
Tue 29, 7 PM0.0012
Tue 29, 6 PM0.0012
Tue 29, 5 PM0.0012
Tue 29, 4 PM0.0012
Tue 29, 3 PM0.0012
Tue 29, 2 PM0.0012
Tue 29, 1 PM0.0012
Tue 29, 12 PM0.0012
Tue 29, 11 AM0.0012
Tue 29, 10 AM0.0012
Tue 29, 9 AM0.0012
Tue 29, 8 AM0.0012
Tue 29, 7 AM0.0012
Tue 29, 6 AM0.0012
Tue 29, 5 AM0.0012
Tue 29, 4 AM0.0012
Tue 29, 3 AM0.0012
Tue 29, 2 AM0.0012
Tue 29, 1 AM0.0012
Tue 29, 12 AM0.0012
Mon 28, 11 PM0.0012
Mon 28, 10 PM0.0012
Mon 28, 9 PM0.0012
Mon 28, 8 PM0.0012
Mon 28, 7 PM0.0012
Mon 28, 6 PM0.0012
Mon 28, 5 PM0.0012
Mon 28, 4 PM0.0012
Mon 28, 3 PM0.0012
Mon 28, 2 PM0.0012
Mon 28, 1 PM0.0012
Mon 28, 12 PM0.0012
Mon 28, 11 AM0.0012
Mon 28, 10 AM0.0012
Mon 28, 9 AM0.0012
Mon 28, 8 AM0.0012
Mon 28, 7 AM0.0012
Mon 28, 6 AM0.0012
Mon 28, 5 AM0.0012
Mon 28, 4 AM0.0012
Mon 28, 3 AM0.0012
Mon 28, 2 AM0.0012
Mon 28, 1 AM0.0012
Mon 28, 12 AM0.0012
Sun 27, 11 PM0.0012
Sun 27, 10 PM0.0012
Sun 27, 9 PM0.0012
Sun 27, 8 PM0.0012
Sun 27, 7 PM0.0012
Sun 27, 6 PM0.0112
Sun 27, 5 PM0.0012
Sun 27, 4 PM0.0012
Sun 27, 3 PM0.0012
Sun 27, 2 PM0.0112
Sun 27, 1 PM0.0012
Sun 27, 12 PM0.0012
Sun 27, 11 AM0.0012
Sun 27, 10 AM0.0012
Sun 27, 9 AM0.0012
Sun 27, 8 AM0.0012
Sun 27, 7 AM0.0012
Sun 27, 6 AM0.0012
Precipitation at Chantilly - Franklin Middle, precipitation from 0.00 to 0.74, the latest 0.03, in inches.PRECIPITATIONin0.000.200.400.600.80Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30
The readings these charts were drawn from, as a table
DayPrecipitation in
Oct 40.03
Oct 30.14
Oct 20.07
Oct 10.00
Sep 300.00
Sep 290.00
Sep 280.00
Sep 270.02
Sep 260.15
Sep 250.00
Sep 240.00
Sep 230.42
Sep 220.74
Sep 210.59
Sep 200.09
Sep 190.00
Sep 180.00
Sep 170.18
Sep 160.00
Sep 150.00
Sep 140.00
Sep 130.02
Sep 120.00
Sep 110.62
Sep 100.00
Sep 90.00
Sep 80.00
Sep 70.00
Sep 60.00
Sep 50.00

The whole record, Jun 8, 2026 to Oct 4, 2026, 119 days reported.

Average precipitation by month at Chantilly - Franklin Middle, precipitation from 3.88 to 5.84, the latest 3.88, in inches.AVERAGE PRECIPITATION BY MONTHin0.002.004.006.00JanFebMarAprMayJunJulAugSepOctNovDec
The readings these charts were drawn from, as a table
MonthAverage high FAverage low FRecord high FRecord low FAverage precipitation inStrongest gust mph
Jan------
Feb------
Mar------
Apr------
May------
Jun------
Jul----5.84-
Aug----5.44-
Sep----3.88-
Oct------
Nov------
Dec------

The instrumentWhat an instrument is FB-INS-001

What it seesMoon and tides FB-CLK-003Hurricane FB-EVT-043Nor'easter FB-EVT-066Flash flood FB-EVT-100Coastal flood FB-EVT-105

Near Chantilly - Franklin Middle

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