Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
391930120165301
Latitude
39.32491 N
Longitude
120.28242 W
Elevation
5,940 ft
Rank
443of 4,465 in California, Oct 16
Observed
8:00 PMPDT, 39 minutes ago
Precipitation in the gauge's latest reading
0in

Ranking Statistics

On the radar over Donner Lk Precip Gage Nr TruckeeReflectivityStorm 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

Donner Lk Precip Gage Nr Truckee Report

Rank 443 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 score95.8of 100

California median
91.6the median score of 4,465 stations
Scoring higher
440stations in California
Sharing its score
35ranks 441 to 475
Points deducted
4.22.9 accuracy, 0.8 forecast check, 0.6 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4
Next above
PMDrank 442; ahead on median arrival 5 min 49 s against 12 min 48 s
Next below
BABC1rank 446; behind on median arrival 12 min 48 s against 12 min 49 s
Sharing its rank
2other stations, equal on every measure

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 35100.035.0 of 35 pointsCalifornia median 98.5168 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1094.49.4 of 10 pointsCalifornia median 81.2half its reports arrived within 13 min
  3. Continuityweight 10100.010.0 of 10 pointsCalifornia median 100.0longest silence 61 min, on a schedule of one report every 60 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 (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
Rank
443of 4,465 in California, Oct 16
Schedule
every houron the hour's :00
Reports received, 24 hours
24 of 24100% of its schedule
Reports received, 7 days
168 of 168100% of its schedule
Days reported, 30 days
-
Longest silence, 7 days
1 hourfrom Oct 9, 4:00 AM
Latest report
Oct 16, 3:00 AMlocal time
Time to reach Storm Station
13 min9 in 10 within 13 min

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

Its schedule is one report every hour, 24 in 24 hours. Two reports in the same hour 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. Donner Lk Precip Gage Nr Truckee received 100.0 per cent, 168 of 168 scheduled reports, rank 443 of 4,465.WHERE IT RANKS IN CALIFORNIA, Oct 16THIS ONE: 100.0%, 168 OF 168, RANK 443 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 Donner Lk Precip Gage Nr Truckee's rank in California by how it reported, day by day, from 2026-10-07 to 2026-10-16: 2026-10-07 rank 4,210 of 4,381; 2026-10-08 rank 4,110 of 4,405; 2026-10-09 rank 3,669 of 4,400; 2026-10-10 rank 3,663 of 4,400; 2026-10-11 rank 3,216 of 4,428; 2026-10-12 rank 2,481 of 4,446; 2026-10-13 rank 445 of 4,464; 2026-10-14 rank 422 of 4,466; 2026-10-15 rank 442 of 4,462; 2026-10-16 rank 443 of 4,465.ITS RANK IN CALIFORNIA, DAY BY DAYRANK, FIRST AT THE TOP12,0004,0006,000Oct 7Oct 9Oct 11Oct 13Oct 15Oct 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, 20264434,465100.0%
Oct 15, 20264424,462100.0%
Oct 14, 20264224,466100.0%
Oct 13, 20264454,464100.0%
Oct 12, 20262,4814,44685.7%
Oct 11, 20263,2164,42871.4%
Oct 10, 20263,6634,40057.1%
Oct 9, 20263,6694,40056.5%
Oct 8, 20264,1104,40528.5%
Oct 7, 20264,2104,38114.2%

Station report

Donner Lk Precip Gage Nr Truckee, 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.

1The column

Contents

At 5,940 ft above sea level, 20 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 24.03 inHg and the temperature at 37.8 F.

Section from sea level of where Donner Lk Precip Gage Nr Truckee stands in the atmosphere, height to scale: the station 5,940 feet above sea level with 20 per cent of the air below it; the standard atmosphere's pressure there, 24.03 inches of mercury, and temperature, 37.8 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 391930120165301FIG. D WHERE DONNER LK PRECIP GAGE NR TRUCKEE STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREDONNER LK PRECIP GAGE NR TRUCKEE20 PER CENT OF THE AIR BELOW IT5,940 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE24.03 inHgSTANDARD TEMPERATURE HERE37.8 FTITLEDonner Lk Precip Gage Nr Truckee, the columnSTATION REPORT · DCP 391930120165301TYPESECTIONSCALEHEIGHT TO SCALEREVFROM THE REGISTER SHEET 1 of 3DATE2026-10-16IDSR-391930120165301-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

2The sun

Contents

On Oct 16 the noon sun stands 42 degrees above the horizon at 39.32 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.

Elevation of the noon sun at Donner Lk Precip Gage Nr Truckee, angles true: on Oct 16 it stands 42 degrees above the horizon, against 74 at the June solstice, 51 at the equinoxes and 27 at the December solstice; the day is 10 h 60 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 391930120165301FIG. E THE SUN AT DONNER LK PRECIP GAGE NR TRUCKEEELEVATION LOOKING WEST, SOUTH TO THE LEFT: THE NOON SUN ON THE DAY OF THE REPORT, AND AT THE SOLSTICES AND EQUINOXES; ANGLES TRUETHE STATIONJUNE SOLSTICE 74°EQUINOXES 51°DECEMBER SOLSTICE 27°OCT 16, 42°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 60 MINLEVEL GROUND TAKES 66 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 39.32 N; THE SUN'S DECLINATION -9.1°TITLEDonner Lk Precip Gage Nr Truckee, the sunSTATION REPORT · DCP 391930120165301TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 2 of 3DATE2026-10-16IDSR-391930120165301-2DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

3The instrument

Contents

A data collection platform, 5,940 ft above sea level. Its sensors, as its network builds them.

Elevation of a data collection platform, Donner Lk Precip Gage Nr Truckee, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 391930120165301FIG. F THE INSTRUMENTELEVATION OF A DATA COLLECTION PLATFORM, EACH SENSOR WITH WHAT IT READANTENNA, SENDING BY SATELLITE-AIR TEMPERATURE-PRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEDonner Lk Precip Gage Nr Truckee, the instrumentSTATION REPORT · DCP 391930120165301TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 3 of 3DATE2026-10-16IDSR-391930120165301-3DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

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

What this instrument measures for

1 place reads it as one of the nearest to it.

Near Donner Lk Precip Gage Nr Truckee

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