Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
WYGC1
Latitude
37.90690 N
Longitude
122.05670 W
Elevation
-
Listed
Automatically, on 582 reports in 164 hours over the last seven days
Rank
3,151of 4,465 in California, Oct 16
Observed
1:00 AMPDT, 1 hour ago

Ranking Statistics

On the radar over Walnut Creek - Ygnacio ValleyReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 432 instruments in California stand at one.

Station charts

Walnut Creek - Ygnacio Valley Report

Rank 3,151 of 4,465 in California, 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 score85.1of 100

California median
91.6the median score of 4,465 stations
Scoring higher
3,140stations in California
Sharing its score
13ranks 3,141 to 3,153
Points deducted
14.95.0 arrival, 4.7 reports received, 2.9 accuracy, 1.7 continuity, 0.8 forecast check
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4
Next above
SSCC1rank 3,150; ahead on reports received 96.4% against 86.6%
Next below
ELCC1rank 3,152; behind on reports received 86.6% against 71.4%

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 3586.630.3 of 35 pointsCalifornia median 98.5582 of 672 scheduled reports received in 7 days
  2. Arrivalweight 1050.35.0 of 10 pointsCalifornia median 81.2half its reports arrived within 35 min
  3. Continuityweight 1083.58.4 of 10 pointsCalifornia median 100.0longest silence 76 min, on a schedule of one report every 15 min
  4. Accuracyweight 20-17.1 of 20 points, at the medianCalifornia median 85.6-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
  6. Forecast checkweight 10-9.2 of 10 points, at the medianCalifornia median 92.4-

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
Rank
3,151of 4,465 in California, Oct 16
Schedule
every 15 minon the hour's :00, :15, :30 and :45
Reports received, 24 hours
81 of 9684.3% of its schedule
Reports received, 7 days
587 of 67287.3% of its schedule
Days reported, 30 days
-
Longest silence, 7 days
76 minfrom Oct 11, 11:59 PM
Latest report
Oct 16, 1:15 AMlocal time
Time to reach Storm Station
35 min9 in 10 within 45 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 4,465 ranked stations in California 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, 78; 10 to 19 per cent, 83; 20 to 29 per cent, 45; 30 to 39 per cent, 22; 40 to 49 per cent, 118; 50 to 59 per cent, 285; 60 to 69 per cent, 120; 70 to 79 per cent, 209; 80 to 89 per cent, 391; 90 to 99 per cent, 2,034; 100 per cent, 1,080. Walnut Creek - Ygnacio Valley received 86.6 per cent, 582 of 672 scheduled reports, rank 3,151 of 4,465.WHERE IT RANKS IN CALIFORNIA, Oct 16THIS ONE: 86.6%, 582 OF 672, RANK 3,151 OF 4,465PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101001,0000 to 97810 to 198320 to 294530 to 392240 to 4911850 to 5928560 to 6912070 to 7920980 to 8939190 to 992,0341001,080STATIONS, LOG SCALE
Chart of Walnut Creek - Ygnacio Valley's rank in California by how it reported, day by day, from 2026-10-08 to 2026-10-16: 2026-10-08 rank 4,322 of 4,405; 2026-10-09 rank 4,249 of 4,400; 2026-10-10 rank 4,242 of 4,400; 2026-10-11 rank 4,193 of 4,428; 2026-10-12 rank 4,002 of 4,446; 2026-10-13 rank 3,843 of 4,464; 2026-10-14 rank 3,526 of 4,466; 2026-10-15 rank 3,222 of 4,462; 2026-10-16 rank 3,151 of 4,465.ITS RANK IN CALIFORNIA, DAY BY DAYRANK, FIRST AT THE TOP12,0004,0006,000Oct 8Oct 10Oct 12Oct 14Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%1,080
90 to 99%2,034
80 to 89%391
70 to 79%209
60 to 69%120
50 to 59%285
40 to 49%118
30 to 39%22
20 to 29%45
10 to 19%83
0 to 9%78
DayRankStations rankedShare received
Oct 16, 20263,1514,46586.6%
Oct 15, 20263,2224,46286.6%
Oct 14, 20263,5264,46677.3%
Oct 13, 20263,8434,46464.7%
Oct 12, 20264,0024,44652.2%
Oct 11, 20264,1934,42839.2%
Oct 10, 20264,2424,40026.4%
Oct 9, 20264,2494,40026.1%
Oct 8, 20264,3224,4053.5%
Reports received at Walnut Creek - Ygnacio Valley, reports from 0.0 to 5.0, the latest 0.0, in reports.REPORTS RECEIVEDreports02463 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Reports received at Walnut Creek - Ygnacio Valley, reports from 0.0 to 5.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0246Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16

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

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