Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
213237157530701
Latitude
21.54041 N
Longitude
157.88256 W
Elevation
95 ft
Rank
229of 381 in Hawaii, Oct 16
Observed
6:45 PMHST, 1 hour ago
Precipitation in the gauge's latest reading
0in

Ranking Statistics

On the radar over 886.4 Kahana Rain Gage at alt. 95 ft., OahuReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a river or reservoir gauge

Drawn as the kind of place it stands at. 37 instruments in Hawaii stand at one.

Station charts

886.4 Kahana Rain Gage at alt. 95 ft., Oahu Report

Rank 229 of 381 in Hawaii, 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 score96.4of 100

Hawaii median
97.3the median score of 381 stations
Scoring higher
228stations in Hawaii
Sharing its score
7ranks 229 to 235
Points deducted
3.63.6 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Hawaii median 99.9, 100.0, 100.0
Next above
IAOH1rank 228; ahead on 247 score 96.5 against 96.4
Next below
WPPH1rank 235; behind on reports received 100% against 97.6%
Sharing its rank
5other 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 pointsHawaii median 99.4168 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1064.46.4 of 10 pointsHawaii median 84.1half its reports arrived within 28 min
  3. Continuityweight 10100.010.0 of 10 pointsHawaii median 100.0longest silence 77 min, on a schedule of one report every 60 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianHawaii median 99.9-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianHawaii median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianHawaii 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 (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
229of 381 in Hawaii, Oct 16
Schedule
every houron the hour's :45
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
66 minfrom Oct 16, 4:45 AM
Latest report
Oct 16, 4:45 AMlocal time
Time to reach Storm Station
28 min9 in 10 within 28 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 381 ranked stations in Hawaii 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, 0; 10 to 19 per cent, 3; 20 to 29 per cent, 5; 30 to 39 per cent, 1; 40 to 49 per cent, 7; 50 to 59 per cent, 18; 60 to 69 per cent, 8; 70 to 79 per cent, 20; 80 to 89 per cent, 36; 90 to 99 per cent, 152; 100 per cent, 131. 886.4 Kahana Rain Gage at alt. 95 ft., Oahu received 100.0 per cent, 168 of 168 scheduled reports, rank 229 of 381.WHERE IT RANKS IN HAWAII, Oct 16THIS ONE: 100.0%, 168 OF 168, RANK 229 OF 381PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 19320 to 29530 to 39140 to 49750 to 591860 to 69870 to 792080 to 893690 to 99152100131STATIONS, LOG SCALE
Chart of 886.4 Kahana Rain Gage at alt. 95 ft., Oahu's rank in Hawaii by how it reported, day by day, from 2026-10-07 to 2026-10-16: 2026-10-07 rank 358 of 372; 2026-10-08 rank 350 of 374; 2026-10-09 rank 329 of 376; 2026-10-10 rank 329 of 376; 2026-10-11 rank 310 of 385; 2026-10-12 rank 276 of 384; 2026-10-13 rank 226 of 382; 2026-10-14 rank 224 of 381; 2026-10-15 rank 230 of 380; 2026-10-16 rank 229 of 381.ITS RANK IN HAWAII, DAY BY DAYRANK, FIRST AT THE TOP1100200300400Oct 7Oct 9Oct 11Oct 13Oct 15Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%131
90 to 99%152
80 to 89%36
70 to 79%20
60 to 69%8
50 to 59%18
40 to 49%7
30 to 39%1
20 to 29%5
10 to 19%3
0 to 9%0
DayRankStations rankedShare received
Oct 16, 2026229381100.0%
Oct 15, 2026230380100.0%
Oct 14, 2026224381100.0%
Oct 13, 2026226382100.0%
Oct 12, 202627638485.7%
Oct 11, 202631038571.4%
Oct 10, 202632937657.1%
Oct 9, 202632937657.1%
Oct 8, 202635037428.5%
Oct 7, 202635837214.2%

Station report

886.4 Kahana Rain Gage at alt. 95 ft., Oahu, 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 95 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.82 inHg and the temperature at 58.7 F.

Section from sea level of where 886.4 Kahana Rain Gage at alt. 95 ft., Oahu stands in the atmosphere, height to scale: the station 95 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.82 inches of mercury, and temperature, 58.7 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 213237157530701FIG. D WHERE 886.4 KAHANA RAIN GAGE AT ALT. 95 FT., OAHU 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 ATMOSPHERE886.4 KAHANA RAIN GAGE AT ALT. 95 FT., OAHU0 PER CENT OF THE AIR BELOW IT95 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 HERE29.82 inHgSTANDARD TEMPERATURE HERE58.7 FTITLE886.4 Kahana Rain Gage at alt. 95 ft., Oahu, the columnSTATION REPORT · DCP 213237157530701TYPESECTIONSCALEHEIGHT TO SCALEREVFROM THE REGISTER SHEET 1 of 3DATE2026-10-16IDSR-213237157530701-1DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

2The sun

Contents

On Oct 16 the noon sun stands 59 degrees above the horizon at 21.54 N, and the day is 11 h 31 min long. Level ground there takes 86 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at 886.4 Kahana Rain Gage at alt. 95 ft., Oahu, angles true: on Oct 16 it stands 59 degrees above the horizon, against 88 at the June solstice, 68 at the equinoxes and 45 at the December solstice; the day is 11 h 31 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 213237157530701FIG. E THE SUN AT 886.4 KAHANA RAIN GAGE AT ALT. 95 FT., OAHUELEVATION 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 88°EQUINOXES 68°DECEMBER SOLSTICE 45°OCT 16, 59°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 31 MINLEVEL GROUND TAKES 86 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 21.54 N; THE SUN'S DECLINATION -9.2°TITLE886.4 Kahana Rain Gage at alt. 95 ft., Oahu, the sunSTATION REPORT · DCP 213237157530701TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 2 of 3DATE2026-10-16IDSR-213237157530701-2DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

3The instrument

Contents

A data collection platform, 95 ft above sea level. Its sensors, as its network builds them.

Elevation of a data collection platform, 886.4 Kahana Rain Gage at alt. 95 ft., Oahu, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 213237157530701FIG. 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 SCALETITLE886.4 Kahana Rain Gage at alt. 95 ft., Oahu, the instrumentSTATION REPORT · DCP 213237157530701TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 3 of 3DATE2026-10-16IDSR-213237157530701-3DRAWN 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

Near 886.4 Kahana Rain Gage at alt. 95 ft., Oahu

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