Storm Station
Sign in

At an airfield

ASOS network, identified by the register

Identifier
PADU
Latitude
53.90010 N
Longitude
166.54350 W
Elevation
13 ft
Observed
12:56 AMAKDT, 15 minutes ago
Sky
overcastOVC
Air temperature
42F
What it feels like
33.2F
High so far today
42F
Low so far today
42F
Dew point
34F
Relative humidity
73%
Visibility
10mi
Pressure
29.88inHg
Wind
20mph
Gust
28mph
Strongest wind today
29mph
Wind direction
310°
Precipitation this hour
0in
Precipitation today
0in

Ranking Statistics

At an airfield

Drawn as the kind of place it stands at. 188 instruments in Alaska stand at one.

Station charts

Dutch Harbor Report

Rank 1 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 score100.0of 100

Alaska median
96.0the median score of 1,023 stations
Scoring higher
0stations in Alaska
Sharing its score
51ranks 1 to 51
Points deducted
0.0of 100
Counted at the median
Accuracynot measured at this station; Alaska median 100.0
Next above
-
Next below
PASDrank 6; behind on longest silence 60 min against 63 min
Sharing its rank
4other 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 pointsAlaska median 98.8168 of 168 scheduled reports received in 7 days
  2. Arrivalweight 10100.010.0 of 10 pointsAlaska median 86.1half its reports arrived within 5 min
  3. Continuityweight 10100.010.0 of 10 pointsAlaska median 100.0longest silence 60 min, on a schedule of one report every 60 min
  4. Accuracyweight 20-20.0 of 20 points, at the medianAlaska median 100.0-
  5. Instrument checksweight 15100.015.0 of 15 pointsAlaska median 100.00 of 144 readings failed the next day's check against the stations around it
  6. Forecast checkweight 10100.010.0 of 10 pointsAlaska median 100.0its temperature within 1.0 °F of Storm Station's forecast on average, over 600 hours checked the next day

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
Schedule
every houron the hour's :56
Reports received, 24 hours
24 of 24100% of its schedule, 42 reports in all
Reports received, 7 days
168 of 168100% of its schedule, 203 reports in all
Days reported, 30 days
30 of 30
Longest silence, 7 days
1 hourfrom Oct 9, 1:56 AM
Latest report
Oct 16, 12:56 AMlocal time
Time to reach Storm Station
5 min9 in 10 within 8 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.

The forecast here, October 15, 2026

Temperature, mean miss
1.0 Fran -0.6 F over 100 forecast hours; corrected, 1.0 F
Dew point, mean miss
0.8 Fran -0.4 F over 100 forecast hours; corrected, 0.8 F
Wind, mean miss
2.4 mphran +1.1 mph over 100 forecast hours; corrected, 2.3 mph
Sky cover, mean miss
11.9 %ran -8.5 % over 100 forecast hours; corrected, 14.4 %

Each hour’s forecast against this airfield’s own report, the day after. Every airfield, scored.

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. Dutch Harbor received 100.0 per cent, 168 of 168 scheduled reports, rank 1 of 1,023.WHERE IT RANKS IN ALASKA, Oct 16THIS ONE: 100.0%, 168 OF 168, RANK 1 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 Dutch Harbor's rank in Alaska by how it reported, day by day, from 2026-09-26 to 2026-10-16: 2026-09-26 rank 646 of 839; 2026-09-27 rank 769 of 850; 2026-09-28 rank 1 of 899; 2026-09-29 rank 1 of 924; 2026-09-30 rank 1 of 931; 2026-10-01 rank 12 of 930; 2026-10-02 rank 24 of 957; 2026-10-03 rank 24 of 957; 2026-10-04 rank 23 of 958; 2026-10-05 rank 1 of 988; 2026-10-06 rank 1 of 992; 2026-10-07 rank 15 of 1,001; 2026-10-08 rank 1 of 1,002; 2026-10-09 rank 1 of 1,003; 2026-10-10 rank 1 of 1,003; 2026-10-11 rank 1 of 1,026; 2026-10-12 rank 1 of 1,026; 2026-10-13 rank 1 of 1,024; 2026-10-14 rank 1 of 1,022; 2026-10-15 rank 1 of 1,024; 2026-10-16 rank 1 of 1,023.ITS RANK IN ALASKA, DAY BY DAYRANK, FIRST AT THE TOP1200400600800Sep 26Sep 30Oct 4Oct 8Oct 12Oct 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, 202611,023100.0%
Oct 15, 202611,024100.0%
Oct 14, 202611,022100.0%
Oct 13, 202611,024100.0%
Oct 12, 202611,026100.0%
Oct 11, 202611,026100.0%
Oct 10, 202611,003100.0%
Oct 9, 202611,003100.0%
Oct 8, 202611,002100.0%
Oct 7, 2026151,001100.0%
Oct 6, 20261992100.0%
Oct 5, 20261988100.0%
Oct 4, 202623958100.0%
Oct 3, 202624957100.0%
Oct 2, 202624957100.0%
Oct 1, 202612930100.0%
Sep 30, 20261931100.0%
Sep 29, 20261924100.0%
Sep 28, 20261899100.0%
Sep 27, 202676985083.9%
Sep 26, 202664683996.2%
Temperature and Dew point at Dutch Harbor, temperature from 41.0 to 44.5, the latest 42.8; dew point from 33.0 to 36.0, the latest 35.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF303540459 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMFREEZINGTEMPERATUREDEW POINT
Relative humidity at Dutch Harbor, relative humidity from 67 to 80, the latest 75, in per cent.RELATIVE HUMIDITY%657075809 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Wind and Gust at Dutch Harbor, wind from 21 to 31, the latest 21; gust from 32 to 60, the latest 32, in miles an hour.WIND AND GUSTmph20304050609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMWINDGUST
Wind direction at Dutch Harbor, wind direction from 310 to 340, the latest 320, in degrees.WIND DIRECTION°0901802703609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Pressure, altimeter at Dutch Harbor, pressure, altimeter from 29.62 to 29.79, the latest 29.79, in inches of mercury.PRESSURE, ALTIMETERinHg29.6029.6529.7029.7529.809 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Visibility at Dutch Harbor, visibility from 6.0 to 10.0, the latest 8.0, in miles.VISIBILITYmi02.557.5109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMLIFRIFRMVFRVFR
Lowest cloud base at Dutch Harbor, lowest cloud base from 500 to 3,200, the latest 2,100, in feet.LOWEST CLOUD BASEft01,0002,0003,0004,0009 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMLIFRIFRMVFRVFR
Precipitation at Dutch Harbor, precipitation from trace to 0.01, the latest trace, in inches.PRECIPITATIONin0.000.030.050.070.109 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Reports received at Dutch Harbor, reports from 4.0 to 16.0, the latest 4.0, in reports.REPORTS RECEIVEDreports051015209 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphWind direction °Pressure, altimeter inHgVisibility miLowest cloud base ftPrecipitation inReports
Thu 15, 7 PM42.835.675213232029.798.02,100trace4
Thu 15, 6 PM41.035.079245131029.796.02,700trace12
Thu 15, 5 PM44.535.069284531029.766.02,700trace15
Thu 15, 4 PM43.835.372274433029.747.02,700trace14
Thu 15, 3 PM43.835.372263632029.738.02,700trace14
Thu 15, 2 PM44.034.068294832029.729.02,700trace13
Thu 15, 1 PM44.333.967304833029.719.03,200trace14
Thu 15, 12 PM44.035.070294733029.696.02,600trace13
Thu 15, 11 AM44.434.568315234029.688.02,100trace15
Thu 15, 10 AM43.435.373316032029.6710.05000.0114
Thu 15, 9 AM44.035.070306032029.658.02,400trace13
Thu 15, 8 AM43.034.070304633029.659.02,600trace13
Thu 15, 7 AM42.034.073294633029.638.02,400trace13
Thu 15, 6 AM43.035.073294033029.6210.02,400trace13
Thu 15, 5 AM43.033.068294134029.6210.02,600trace13
Thu 15, 4 AM43.033.068283833029.637.02,200trace12
Thu 15, 3 AM41.534.877253532029.638.02,100trace14
Thu 15, 2 AM42.834.873243533029.629.02,600trace16
Thu 15, 1 AM42.035.076263933029.636.02,3000.0113
Thu 15, 12 AM43.034.070263833029.639.02,300trace13
Wed 14, 11 PM42.434.874273834029.6310.02,500trace14
Wed 14, 10 PM41.035.380294133029.646.02,0000.0113
Wed 14, 9 PM42.434.874263933029.649.02,1000.0113
Wed 14, 8 PM42.036.079253532029.659.02,500trace13
Temperature and Dew point at Dutch Harbor, temperature from 36.0 to 55.0, the latest 42.8; dew point from 31.0 to 48.1, the latest 35.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF30405060Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15FREEZINGTEMPERATUREDEW POINT
Relative humidity at Dutch Harbor, relative humidity from 54 to 92, the latest 75, in per cent.RELATIVE HUMIDITY%5060708090100Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Wind and Gust at Dutch Harbor, wind from 0 to 31, the latest 21; gust from 16 to 60, the latest 32, in miles an hour.WIND AND GUSTmph0204060Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15WINDGUST
Wind direction at Dutch Harbor, wind direction from 10 to 340, the latest 320, in degrees.WIND DIRECTION°090180270360Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Pressure, altimeter at Dutch Harbor, pressure, altimeter from 29.52 to 29.79, the latest 29.79, in inches of mercury.PRESSURE, ALTIMETERinHg29.5029.6029.7029.80Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Visibility at Dutch Harbor, visibility from 5.0 to 10.0, the latest 8.0, in miles.VISIBILITYmi02.557.510Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15LIFRIFRMVFRVFR
Lowest cloud base at Dutch Harbor, lowest cloud base from 500 to 6,000, the latest 2,100, in feet.LOWEST CLOUD BASEft02,0004,0006,000Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15MVFRVFR
Precipitation at Dutch Harbor, precipitation from 0.00 to 0.02, the latest trace, in inches.PRECIPITATIONin0.000.030.050.070.10Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Reports received at Dutch Harbor, reports from 4.0 to 16.0, the latest 4.0, in reports.REPORTS RECEIVEDreports05101520Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphWind direction °Pressure, altimeter inHgVisibility miLowest cloud base ftPrecipitation inReports
Thu 15, 7 PM42.835.675213232029.798.02,100trace4
Thu 15, 6 PM41.035.079245131029.796.02,700trace12
Thu 15, 5 PM44.535.069284531029.766.02,700trace15
Thu 15, 4 PM43.835.372274433029.747.02,700trace14
Thu 15, 3 PM43.835.372263632029.738.02,700trace14
Thu 15, 2 PM44.034.068294832029.729.02,700trace13
Thu 15, 1 PM44.333.967304833029.719.03,200trace14
Thu 15, 12 PM44.035.070294733029.696.02,600trace13
Thu 15, 11 AM44.434.568315234029.688.02,100trace15
Thu 15, 10 AM43.435.373316032029.6710.05000.0114
Thu 15, 9 AM44.035.070306032029.658.02,400trace13
Thu 15, 8 AM43.034.070304633029.659.02,600trace13
Thu 15, 7 AM42.034.073294633029.638.02,400trace13
Thu 15, 6 AM43.035.073294033029.6210.02,400trace13
Thu 15, 5 AM43.033.068294134029.6210.02,600trace13
Thu 15, 4 AM43.033.068283833029.637.02,200trace12
Thu 15, 3 AM41.534.877253532029.638.02,100trace14
Thu 15, 2 AM42.834.873243533029.629.02,600trace16
Thu 15, 1 AM42.035.076263933029.636.02,3000.0113
Thu 15, 12 AM43.034.070263833029.639.02,300trace13
Wed 14, 11 PM42.434.874273834029.6310.02,500trace14
Wed 14, 10 PM41.035.380294133029.646.02,0000.0113
Wed 14, 9 PM42.434.874263933029.649.02,1000.0113
Wed 14, 8 PM42.036.079253532029.659.02,500trace13
Wed 14, 7 PM42.834.873233334029.645.01,800trace16
Wed 14, 6 PM42.034.073223134029.6410.01,8000.0013
Wed 14, 5 PM42.037.082214333029.6310.01,8000.0113
Wed 14, 4 PM39.037.092215133029.6410.01,8000.0211
Wed 14, 3 PM43.036.076172934029.6310.02,600trace13
Wed 14, 2 PM43.037.079173134029.6410.02,600trace13
Wed 14, 1 PM43.036.076162030029.6410.02,400trace13
Wed 14, 12 PM42.037.082162432029.6510.02,0000.0113
Wed 14, 11 AM43.035.07316-33029.6510.01,8000.0113
Wed 14, 10 AM43.036.076162530029.667.01,800trace13
Wed 14, 9 AM42.035.076142331029.678.02,300trace13
Wed 14, 8 AM42.435.37612-29029.6810.02,800trace13
Wed 14, 7 AM42.334.775122429029.697.02,700trace15
Wed 14, 6 AM42.433.972122230029.708.02,800trace14
Wed 14, 5 AM42.035.076132534029.708.03,000trace13
Wed 14, 4 AM43.034.07013-30029.7110.02,800trace13
Wed 14, 3 AM43.034.07013-31029.7110.03,6000.0013
Wed 14, 2 AM42.534.87412-31029.716.02,200trace15
Wed 14, 1 AM43.035.07315-32029.717.02,400trace13
Wed 14, 12 AM42.933.97013-31029.7110.02,900trace14
Tue 13, 11 PM43.035.07314-31029.7110.03,1000.0012
Tue 13, 10 PM43.035.07311-31029.7110.01,700trace13
Tue 13, 9 PM43.034.07012-32029.7210.03,200trace12
Tue 13, 8 PM43.034.07013-30029.7110.02,800trace13
Tue 13, 7 PM42.933.46911-32029.7110.02,800trace14
Tue 13, 6 PM42.033.07012-31029.7110.02,600trace13
Tue 13, 5 PM44.033.0658-29029.7010.03,3000.0013
Tue 13, 4 PM43.034.07010-28029.7110.03,0000.0013
Tue 13, 3 PM43.032.0653-32029.7110.03,8000.0013
Tue 13, 2 PM44.032.0621-23029.729.02,200trace13
Tue 13, 1 PM41.034.0768-30029.748.02,200trace13
Tue 13, 12 PM43.033.0683-22029.7310.04,6000.0013
Tue 13, 11 AM42.032.0670--29.7410.05,0000.0013
Tue 13, 10 AM39.034.0821-30029.7310.05,0000.0013
Tue 13, 9 AM36.031.0820-11029.7310.05,0000.0013
Tue 13, 8 AM37.033.0851-10029.7310.06,0000.0013
Tue 13, 7 AM37.032.0821-34029.7310.05,5000.0013
Tue 13, 6 AM37.033.0851-14029.7310.04,0000.0013
Tue 13, 5 AM38.034.0851-5029.7310.04,0000.0013
Tue 13, 4 AM40.035.0826-21029.7310.04,4000.0013
Tue 13, 3 AM39.034.0824-1029.7410.04,4000.0013
Tue 13, 2 AM41.034.0767-30029.7410.04,8000.0013
Tue 13, 1 AM41.034.07610-21029.7510.02,6000.0013
Tue 13, 12 AM41.034.0767-16029.7510.03,9000.0013
Mon 12, 11 PM42.036.079112124029.7410.04,1000.0013
Mon 12, 10 PM41.035.0797-18029.7510.03,6000.0012
Mon 12, 9 PM42.036.079111625029.7510.03,100trace13
Mon 12, 8 PM41.036.08210-19029.749.02,700trace13
Mon 12, 7 PM43.036.07691823029.7310.02,700trace13
Mon 12, 6 PM44.036.073112020029.7310.02,900trace13
Mon 12, 5 PM44.735.7708-26029.7310.02,800trace15
Mon 12, 4 PM45.036.071152423029.7310.04,400trace13
Mon 12, 3 PM46.036.068132222029.7310.02,3000.0013
Mon 12, 2 PM46.035.06511-22029.7310.02,3000.0013
Mon 12, 1 PM44.037.0768-22029.7410.03,000trace13
Mon 12, 12 PM45.035.0688-23029.738.03,200trace13
Mon 12, 11 AM45.035.0689-22029.7210.02,7000.0013
Mon 12, 10 AM44.036.0734-22029.7110.02,1000.0013
Mon 12, 9 AM42.036.0795-16029.7110.02,600trace12
Mon 12, 8 AM43.038.08211-22029.7010.04,0000.0012
Mon 12, 7 AM43.037.07910-21029.6910.03,5000.0013
Mon 12, 6 AM42.036.07910-21029.6810.03,9000.0013
Mon 12, 5 AM43.037.0798-19029.6810.02,6000.0012
Mon 12, 4 AM44.037.0768-19029.6810.02,600trace13
Mon 12, 3 AM44.037.076142120029.6810.03,400trace13
Mon 12, 2 AM44.037.07615-21029.6810.03,000trace13
Mon 12, 1 AM45.035.068122323029.6810.03,2000.0012
Mon 12, 12 AM45.037.07314-23029.6810.03,5000.0013
Sun 11, 11 PM45.036.071142520029.6710.04,2000.0013
Sun 11, 10 PM46.035.065162622029.6710.04,8000.0013
Sun 11, 9 PM46.034.063122221029.6610.03,000trace13
Sun 11, 8 PM46.036.068142224029.6710.04,3000.0012
Sun 11, 7 PM46.035.065112022029.6610.02,700trace13
Sun 11, 6 PM46.037.071152623029.6610.02,500trace13
Sun 11, 5 PM47.037.068162821029.6510.02,500trace13
Sun 11, 4 PM47.037.068182623029.6410.02,9000.0013
Sun 11, 3 PM47.037.068192822029.6410.03,5000.0013
Sun 11, 2 PM48.035.061192622029.6510.03,5000.0013
Sun 11, 1 PM48.035.061162422029.6510.03,5000.0013
Sun 11, 12 PM47.035.063123022029.6610.03,4000.0013
Sun 11, 11 AM47.035.06315-21029.6610.03,6000.0013
Sun 11, 10 AM46.034.063152621029.6410.03,2000.0013
Sun 11, 9 AM45.035.068142121029.6410.03,2000.0013
Sun 11, 8 AM46.035.065132221029.6310.03,4000.0013
Sun 11, 7 AM45.037.073142522029.6410.02,700trace13
Sun 11, 6 AM45.037.073152622029.629.02,600trace13
Sun 11, 5 AM46.036.068102222029.6310.03,300trace13
Sun 11, 4 AM45.036.0719-18029.6310.03,3000.0012
Sun 11, 3 AM46.036.06812-23029.6310.04,3000.0013
Sun 11, 2 AM47.034.06015-25029.6310.04,0000.0013
Sun 11, 1 AM47.035.06315-24029.6210.04,2000.0013
Sun 11, 12 AM47.037.06812-24029.6110.04,2000.0013
Sat 10, 11 PM47.037.068132423029.6110.02,300trace13
Sat 10, 10 PM47.037.068142422029.6010.02,300trace13
Sat 10, 9 PM46.038.073111722029.5910.03,0000.0013
Sat 10, 8 PM47.037.06810-22029.5910.03,0000.0013
Sat 10, 7 PM47.037.068162523029.5910.02,8000.0013
Sat 10, 6 PM48.037.065172922029.5610.03,700trace13
Sat 10, 5 PM48.039.071142321029.559.02,800trace13
Sat 10, 4 PM49.039.068132425029.5510.03,4000.0012
Sat 10, 3 PM50.038.063132621029.5410.02,5000.0013
Sat 10, 2 PM50.038.665153522029.5410.02,4000.0014
Sat 10, 1 PM48.040.074122024029.5310.02,400trace13
Sat 10, 12 PM49.041.0743-22029.5210.03,000trace12
Sat 10, 11 AM48.042.0806-22029.526.02,700trace13
Sat 10, 10 AM49.040.0717-15029.5310.05,000trace13
Sat 10, 9 AM49.040.0714-15029.5510.04,2000.0013
Sat 10, 8 AM49.038.0664-12029.5610.04,2000.0013
Sat 10, 7 AM48.039.0715-13029.5810.01,600trace13
Sat 10, 6 AM48.039.0714-13029.6010.02,300trace13
Sat 10, 5 AM49.040.0716-18029.6210.04,0000.0013
Sat 10, 4 AM50.038.0639-22029.6410.04,0000.0013
Sat 10, 3 AM49.038.06610-20029.6410.04,9000.0013
Sat 10, 2 AM49.038.0668-21029.6510.04,5000.0013
Sat 10, 1 AM50.038.06312-21029.6610.04,7000.0013
Sat 10, 12 AM50.039.06612-22029.6610.05,0000.0013
Fri 9, 11 PM51.039.0639-21029.6610.04,3000.0013
Fri 9, 10 PM50.040.0686-15029.6510.04,1000.0013
Fri 9, 9 PM50.039.0666-22029.6510.04,3000.0013
Fri 9, 8 PM50.039.0667-25029.6610.05,5000.0013
Fri 9, 7 PM50.039.06611-22029.6510.05,5000.0013
Fri 9, 6 PM51.037.05914-22029.6510.04,9000.0013
Fri 9, 5 PM52.036.054172524029.6410.04,9000.0011
Fri 9, 4 PM53.038.057101824029.6310.03,0000.0013
Fri 9, 3 PM51.042.07110-23029.6410.03,500trace13
Fri 9, 2 PM51.040.066122020029.6410.04,0000.0013
Fri 9, 1 PM52.039.06110-22029.6310.04,0000.0013
Fri 9, 12 PM51.037.05911-19029.6510.04,4000.0013
Fri 9, 11 AM49.036.061142020029.6610.04,2000.0013
Fri 9, 10 AM48.036.06314-20029.6510.04,0000.0013
Fri 9, 9 AM48.036.063152622029.6510.03,5000.0013
Fri 9, 8 AM47.036.065142522029.6410.02,5000.0013
Fri 9, 7 AM46.739.075182825029.6210.02,1000.0014
Fri 9, 6 AM48.042.08014-24029.6110.01,8000.0013
Fri 9, 5 AM49.044.0837-26029.5910.01,6000.0013
Fri 9, 4 AM53.348.1825-17029.5810.02,3000.0014
Fri 9, 3 AM54.047.0778-15029.5910.03,000trace13
Fri 9, 2 AM54.047.077111616029.6010.03,400trace12
Fri 9, 1 AM54.047.077121817029.6210.03,500trace13
Fri 9, 12 AM55.047.074111817029.6310.03,300trace13
Thu 8, 11 PM54.047.07710-16029.6610.03,300trace13
Thu 8, 10 PM53.048.08311-15029.6810.02,900trace13
Thu 8, 9 PM53.348.182101714029.7010.02,5000.0014
Thu 8, 8 PM53.348.18210-14029.7210.02,7000.0014
High and Low at Dutch Harbor, high from 42.0 to 58.0, the latest 42.0; low from 36.0 to 50.0, the latest 42.0, in degrees Fahrenheit.HIGH AND LOWF30405060Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12FREEZINGHIGHLOW
Highest dew point and Lowest dew point at Dutch Harbor, highest dew point from 34.0 to 53.6, the latest 34.0; lowest dew point from 31.0 to 43.0, the latest 34.0, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF30405060Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at Dutch Harbor, highest humidity from 73 to 100, the latest 73; lowest humidity from 54 to 86, the latest 73, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%406080100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Average wind and Strongest gust at Dutch Harbor, average wind from 5 to 28, the latest 28; strongest gust from 24 to 85, the latest 38, in miles an hour.AVERAGE WIND AND STRONGEST GUSTmph0255075100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12AVERAGE WINDSTRONGEST GUST
Precipitation at Dutch Harbor, precipitation from trace to 1.23, the latest 0.01, in inches.PRECIPITATIONin0.000.501.001.50Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12
The readings these charts were drawn from, as a table
DayHigh FLow FHighest dew point FLowest dew point FHighest humidity %Lowest humidity %Average wind mphStrongest gust mphPrecipitation in
Oct 1642.042.034.034.07373-380.01
Oct 1544.641.035.633.0816628600.03
Oct 1444.039.037.033.0926818510.07
Oct 1344.036.035.031.085626-trace
Oct 1246.041.038.035.082651024trace
Oct 1148.045.037.034.073601431trace
Oct 1050.046.042.037.080631035trace
Oct 955.046.448.236.083541130trace
Oct 856.047.048.234.0836011280.05
Oct 747.038.036.031.08556629trace
Oct 647.042.037.033.0796516330.03
Oct 549.043.044.035.0936516320.04
Oct 452.046.444.039.0876116610.26
Oct 352.044.046.440.0936610560.05
Oct 247.046.045.042.096866-0.10
Oct 148.246.445.042.0938118600.23
Sep 3049.046.042.039.086717250.02
Sep 2952.044.041.038.08366825trace
Sep 2849.044.040.035.6796213260.01
Sep 2750.045.045.038.0896817360.01
Sep 2651.048.045.040.0866822580.27
Sep 2557.048.050.041.0876818670.51
Sep 2458.047.053.638.0945919851.23
Sep 2357.047.052.043.0937715620.13
Sep 2252.042.041.037.089635-trace
Sep 2150.043.041.036.0806313310.07
Sep 2046.042.039.233.0866316470.11
Sep 1950.045.045.036.0936521470.33
Sep 1851.047.046.442.8100718260.11
Sep 1755.050.050.043.088711333trace

Station report

Dutch Harbor, in 6 sheets

Drawn from its report of Oct 16, 2026, 12:56 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The sky

Contents

Overcast at 2,600 ft; the ceiling is 2,600 ft; visibility 10 mi or more.

Section of the sky over Dutch Harbor, height above the station to scale: overcast cloud with its base at 2,600 feet, the ceiling at 2,600 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PADUFIG. A THE SKY OVER DUTCH HARBORSECTION, HEIGHT ABOVE THE STATION TO SCALE, EACH LAYER AT THE HEIGHT OF ITS BASE AS REPORTED; COVER IN EIGHTHS OF THE SKY; TOPS NOT MEASUREDFT ABOVE THE STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,600 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,600 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEDutch Harbor, the skySTATION REPORT · ASOS PADUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PADU-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

From the Field Book

2The air

Contents

42.0 F with a dew point of 34.0 F, 73 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,600 ft.

Chart of the air at Dutch Harbor: temperature 42.0 degrees Fahrenheit and dew point 34.0, 73 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,600 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PADUFIG. B THE AIR AT DUTCH HARBORTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00020 F30 F40 F50 FSATURATES 1,800 FT ABOVE THE STATION, AT 32.3 FLOWEST CLOUD REPORTED, OVC 2,600 FTTEMPERATURE 42.0 FDEW POINT 34.0 FSPREAD 8.0 FRELATIVE HUMIDITY 73 PER CENTTHE AIR COOLS ABOUT 5.4 F EACH 1,000 FT IT RISES, AND ITS DEW POINT ABOUT 1 FSOLID: THE LIFTED AIR'S TEMPERATURE; DASHED: ITS DEW POINTTITLEDutch Harbor, the airSTATION REPORT · ASOS PADUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PADU-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

3The wind

Contents

From the northwest (310 degrees) at 20 mph, gusting 28 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at Dutch Harbor, north up: blowing from 310 degrees, the northwest, at 20 miles an hour, gusting 28; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PADUFIG. C THE WIND AT DUTCH HARBORPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 20 MPH6STRONG BREEZE25GUST, 28 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDutch Harbor, the windSTATION REPORT · ASOS PADUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PADU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

From the Field Book

4The column

Contents

At 13 ft above sea level, 0 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.91 inHg and the temperature at 59.0 F; the station's altimeter setting of 29.88 inHg means its barometer reads 29.87 inHg; it reports 42.0 F, 17.0 F colder than standard.

Section from sea level of where Dutch Harbor stands in the atmosphere, height to scale: the station 13 feet above sea level with 0 per cent of the air below it; the standard atmosphere's pressure there, 29.91 inches of mercury, and temperature, 59.0 degrees Fahrenheit; the altimeter setting of 29.88 and the station pressure it means, 29.87.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PADUFIG. D WHERE DUTCH HARBOR 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 ATMOSPHEREDUTCH HARBOR0 PER CENT OF THE AIR BELOW IT13 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 HERE29.91 inHgSTANDARD TEMPERATURE HERE59.0 FALTIMETER SETTING, REPORTED29.88 inHgITS BAROMETER READS29.87 inHgTEMPERATURE, REPORTED42.0 FTITLEDutch Harbor, the columnSTATION REPORT · ASOS PADUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 4 of 6DATE2026-10-16IDSR-PADU-4DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

5The sun

Contents

On Oct 16 the noon sun stands 27 degrees above the horizon at 53.90 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 Dutch Harbor, 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 PADUFIG. E THE SUN AT DUTCH HARBORELEVATION 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 53.90 N; THE SUN'S DECLINATION -9.2°TITLEDutch Harbor, the sunSTATION REPORT · ASOS PADUTYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 5 of 6DATE2026-10-16IDSR-PADU-5DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

6The instrument

Contents

An airport station, 13 ft above sea level. Its report of Oct 16, 2026, 12:56 AM local time is written on the sensors that made it.

Elevation of an airport station, Dutch Harbor, each sensor drawn and labelled with what it read: barometers, in the shelter, altimeter 29.88 inhg; heated rain gauge, 0.01 in today; visibility sensor, 7 ft, 10 mi or more; ceilometer, looking up, ovc 2,600 ft; temperature in its shield, 5 ft, 42.0 f, dew point 34.0 f; wind, 33 ft, from 310°, 20 mph, gusts 28.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PADUFIG. F THE INSTRUMENTELEVATION OF AN AIRPORT STATION, EACH SENSOR WITH WHAT IT READ, OCT 16, 2026, 12:56 AM LOCAL TIMEBAROMETERS, IN THE SHELTERALTIMETER 29.88 inHgHEATED RAIN GAUGE0.01 IN TODAYVISIBILITY SENSOR, 7 FT10 MI OR MOREBEAMCEILOMETER, LOOKING UPOVC 2,600 FTTEMPERATURE IN ITS SHIELD, 5 FT42.0 F, DEW POINT 34.0 FWIND, 33 FTFROM 310°, 20 MPH, GUSTS 2833 FT5 FTHEIGHTS TO SCALE; THE SPACING BETWEEN SENSORS IS NOTTITLEDutch Harbor, the instrumentSTATION REPORT · ASOS PADUTYPEELEVATIONSCALEPARTLY TO SCALEREVAS REPORTED SHEET 6 of 6DATE2026-10-16IDSR-PADU-6DRAWN AS linework on paperSOURCES FB-INS-002, FB-INS-001, FB-INS-009

From the Field Book

What this instrument measures for

It is Tom Madsen (Dutch Harbor) Airport's own instrument.

Near Dutch Harbor

Tom Madsen (Dutch Harbor) AirportThe airport this instrument stands at: its runways and the wind on each now