Storm Station
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At a tide gauge

DCP network, identified by the register

Identifier
NDBC-UNLA2
Latitude
53.88000 N
Longitude
166.53700 W
Elevation
-
Rank
995of 1,023 in Alaska, Oct 16
Observed
6:00 AMAKDT, 1 hour ago
Wind
9mph
Gust
18mph
Wind direction
290°

Ranking Statistics

On the radar over UnalaskaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

At a tide gauge

Drawn as the kind of place it stands at. 16 instruments in Alaska stand at one.

Station charts

Unalaska Report

Rank 995 of 1,023 in Alaska, 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 score70.5of 100

Alaska median
96.0the median score of 1,023 stations
Scoring higher
994stations in Alaska
Sharing its score
1no other station
Points deducted
29.514.7 reports received, 8.2 continuity, 6.6 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Alaska median 100.0, 100.0, 100.0
Next above
PADGrank 994; ahead on 247 score 70.7 against 70.5
Next below
PASHrank 996; behind on 247 score 70.5 against 70.4

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 3557.920.3 of 35 pointsAlaska median 98.8324 of 560 scheduled reports received in 7 days
  2. Arrivalweight 1034.13.4 of 10 pointsAlaska median 86.1half its reports arrived within 43 min
  3. Continuityweight 1018.51.9 of 10 pointsAlaska median 100.0longest silence 12 h, on a schedule of one report every 18 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianAlaska median 100.0-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianAlaska median 100.0-
  6. Forecast checkweight 10-10.0 of 10 points, at the medianAlaska 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 (54 min), none for 72 (21.6 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
995of 1,023 in Alaska, Oct 16
Schedule
every 18 minon the hour's :00, :18, :30 and :48
Reports received, 24 hours
58 of 8072.5% of its schedule, 65 reports in all
Reports received, 7 days
359 of 56064.1% of its schedule, 428 reports in all
Days reported, 30 days
-
Longest silence, 7 days
12 hoursfrom Oct 14, 3:18 AM
Latest report
Oct 16, 2:00 PMlocal time
Time to reach Storm Station
43 min9 in 10 within 53 min

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

Its schedule is one report every 18 min, 80 in 24 hours. Two reports in the same 18 min count as one received.

Chart of the 1,023 ranked stations in Alaska 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, 1; 10 to 19 per cent, 4; 20 to 29 per cent, 12; 30 to 39 per cent, 10; 40 to 49 per cent, 23; 50 to 59 per cent, 45; 60 to 69 per cent, 43; 70 to 79 per cent, 44; 80 to 89 per cent, 89; 90 to 99 per cent, 427; 100 per cent, 325. Unalaska received 57.8 per cent, 324 of 560 scheduled reports, rank 995 of 1,023.WHERE IT RANKS IN ALASKA, Oct 16THIS ONE: 57.8%, 324 OF 560, RANK 995 OF 1,023PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9110 to 19420 to 291230 to 391040 to 492350 to 594560 to 694370 to 794480 to 898990 to 99427100325STATIONS, LOG SCALE
Chart of Unalaska's rank in Alaska by how it reported, day by day, from 2026-10-11 to 2026-10-16: 2026-10-11 rank 1,007 of 1,026; 2026-10-12 rank 994 of 1,026; 2026-10-13 rank 987 of 1,024; 2026-10-14 rank 981 of 1,022; 2026-10-15 rank 1,006 of 1,024; 2026-10-16 rank 995 of 1,023.ITS RANK IN ALASKA, DAY BY DAYRANK, FIRST AT THE TOP15001,0001,500Oct 11Oct 12Oct 13Oct 14Oct 15Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%325
90 to 99%427
80 to 89%89
70 to 79%44
60 to 69%43
50 to 59%45
40 to 49%23
30 to 39%10
20 to 29%12
10 to 19%4
0 to 9%1
DayRankStations rankedShare received
Oct 16, 20269951,02357.8%
Oct 15, 20261,0061,02447.5%
Oct 14, 20269811,02242.1%
Oct 13, 20269871,02432.6%
Oct 12, 20269941,02622.5%
Oct 11, 20261,0071,02611.6%

Station report

Unalaska, in 2 sheets

Drawn from the register, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The sun

Contents

On Oct 16 the noon sun stands 27 degrees above the horizon at 53.88 N, and the day is 10 h 18 min long. Level ground there takes 45 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Unalaska, angles true: on Oct 16 it stands 27 degrees above the horizon, against 60 at the June solstice, 36 at the equinoxes and 13 at the December solstice; the day is 10 h 18 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NDBC-UNLA2FIG. E THE SUN AT UNALASKAELEVATION 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 60°EQUINOXES 36°DECEMBER SOLSTICE 13°OCT 16, 27°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 18 MINLEVEL GROUND TAKES 45 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 53.88 N; THE SUN'S DECLINATION -9.2°TITLEUnalaska, the sunSTATION REPORT · DCP NDBC-UNLA2TYPEELEVATIONSCALEANGLES TRUEREVFROM THE REGISTER SHEET 1 of 2DATE2026-10-16IDSR-NDBCUNLA2-1DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

2The instrument

Contents

A data collection platform. Its sensors, as its network builds them.

Elevation of a data collection platform, Unalaska, each sensor drawn and labelled with what it read: no reading in the last day.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NDBC-UNLA2FIG. 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 SCALETITLEUnalaska, the instrumentSTATION REPORT · DCP NDBC-UNLA2TYPEELEVATIONSCALESCHEMATICREVFROM THE REGISTER SHEET 2 of 2DATE2026-10-16IDSR-NDBCUNLA2-2DRAWN 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

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