Storm Station
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At a climate reference station

USCRN network, identified by the register

Identifier
27516
Latitude
71.32000 N
Longitude
156.61000 W
Elevation
15 ft
Observed
5:00 AMAKDT, 3 hours ago
Air temperature
21.7F
What it feels like
7.1F
High so far today
21.7F
Low so far today
20.1F
Dew point
17.6F
Relative humidity
84%
Wind
18mph
Strongest wind today
22mph
Precipitation today
0in
Ground surface temperature
21.6F

Ranking Statistics

Station charts

Barrow 4 ENE Report

Rank 692 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 score92.7of 100

Alaska median
96.0the median score of 1,023 stations
Scoring higher
682stations in Alaska
Sharing its score
15ranks 683 to 697
Points deducted
7.37.3 arrival
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Alaska median 100.0, 100.0, 100.0
Next above
96409rank 684; ahead on median arrival 90 min 51 s against 90 min 52 s
Next below
TBFA2rank 695; behind on reports received 100% against 95.0%
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 pointsAlaska median 98.884 of 84 scheduled reports received in 7 days
  2. Arrivalweight 1027.02.7 of 10 pointsAlaska median 86.1half its reports arrived within 1.5 h
  3. Continuityweight 10100.010.0 of 10 pointsAlaska median 100.0longest silence 3 h, on a schedule of one report every 2 h
  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 12 min, none at 2 h
Continuity
Full marks for a longest silence of 3 reports or less (6 h), none for 72 (144 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 5 min
Reports received, 24 hours
270 of 28893.7% of its schedule
Reports received, 7 days
1,998 of 2,01699.1% of its schedule
Days reported, 30 days
30 of 30
Longest silence, 7 days
2 h 34 minfrom Oct 16, 5:00 AM
Latest report
Oct 16, 5:00 AMlocal time
Time to reach Storm Station
1 h 31 min9 in 10 within 1 h 33 min

The reports received are counted from the network's own archive of this station's reports. Its 247 rank is counted from Storm Station's own record, which holds less than 7 days of it so far: 84 of 84 scheduled reports received, 100%.

Its schedule is one report every 5 min, 288 in 24 hours. Two reports in the same 5 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. Barrow 4 ENE received 100.0 per cent, 84 of 84 scheduled reports, rank 692 of 1,023.WHERE IT RANKS IN ALASKA, Oct 16THIS ONE: 100.0%, 84 OF 84, RANK 692 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 Barrow 4 ENE's rank in Alaska by how it reported, day by day, from 2026-09-29 to 2026-10-16: 2026-09-29 rank 520 of 924; 2026-09-30 rank 499 of 931; 2026-10-01 rank 432 of 930; 2026-10-02 rank 745 of 957; 2026-10-03 rank 745 of 957; 2026-10-04 rank 710 of 958; 2026-10-05 rank 719 of 988; 2026-10-06 rank 725 of 992; 2026-10-07 rank 728 of 1,001; 2026-10-08 rank 730 of 1,002; 2026-10-09 rank 714 of 1,003; 2026-10-10 rank 717 of 1,003; 2026-10-11 rank 732 of 1,026; 2026-10-12 rank 700 of 1,026; 2026-10-13 rank 702 of 1,024; 2026-10-14 rank 695 of 1,022; 2026-10-15 rank 688 of 1,024; 2026-10-16 rank 692 of 1,023.ITS RANK IN ALASKA, DAY BY DAYRANK, FIRST AT THE TOP1200400600800Sep 29Oct 2Oct 5Oct 8Oct 11Oct 14Oct 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, 20266921,023100.0%
Oct 15, 20266881,024100.0%
Oct 14, 20266951,022100.0%
Oct 13, 20267021,024100.0%
Oct 12, 20267001,026100.0%
Oct 11, 20267321,02698.8%
Oct 10, 20267171,00398.8%
Oct 9, 20267141,00398.8%
Oct 8, 20267301,00298.8%
Oct 7, 20267281,00198.8%
Oct 6, 202672599298.8%
Oct 5, 202671998898.7%
Oct 4, 2026710958100.0%
Oct 3, 2026745957100.0%
Oct 2, 2026745957100.0%
Oct 1, 2026432930100.0%
Sep 30, 2026499931100.0%
Sep 29, 2026520924100.0%
Temperature and Dew point at Barrow 4 ENE, temperature from 10.4 to 21.7, the latest 21.7; dew point from 7.4 to 17.6, the latest 17.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF5101520259 AM12 PM3 PM6 PM9 PMOct 163 AM6 AMTEMPERATUREDEW POINT
Relative humidity at Barrow 4 ENE, relative humidity from 76 to 84, the latest 84, in per cent.RELATIVE HUMIDITY%7577.58082.5859 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM
Wind at Barrow 4 ENE, wind from 0 to 20, the latest 18, in miles an hour.WINDmph05101520259 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM
Reports received at Barrow 4 ENE, reports from 0.0 to 12.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0510159 AM12 PM3 PM6 PM9 PMOct 163 AM6 AM
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphReports
Fri 16, 5 AM21.717.684181
Fri 16, 4 AM21.316.7821912
Fri 16, 3 AM20.514.8792012
Fri 16, 2 AM21.114.7762012
Fri 16, 1 AM21.014.7761712
Fri 16, 12 AM20.413.8761612
Thu 15, 11 PM20.313.8-1312
Thu 15, 10 PM20.213.3-1412
Thu 15, 9 PM21.314.1-1312
Thu 15, 8 PM20.713.5-1012
Thu 15, 7 PM20.112.9-1012
Thu 15, 6 PM19.813.3-812
Thu 15, 5 PM18.414.5-012
Thu 15, 4 PM19.114.7-112
Thu 15, 3 PM18.113.2-212
Thu 15, 2 PM17.212.2-112
Thu 15, 1 PM16.612.1-212
Thu 15, 12 PM14.710.9-212
Thu 15, 11 AM13.110.1-212
Thu 15, 10 AM11.18.2-012
Thu 15, 9 AM10.47.4-112
Thu 15, 8 AM11.57.9-412

Left out: the temperature, which read 30.02 F in 25 reports in a row from Oct 12, 2026, the mark of a sensor that has stuck.

Temperature and Dew point at Barrow 4 ENE, temperature from 7.5 to 34.4, the latest 21.7; dew point from 4.0 to 32.2, the latest 17.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF010203040Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16FREEZINGTEMPERATUREDEW POINT
Relative humidity at Barrow 4 ENE, relative humidity from 76 to 84, the latest 84, in per cent.RELATIVE HUMIDITY%7577.58082.585Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Wind at Barrow 4 ENE, wind from 0 to 20, the latest 18, in miles an hour.WINDmph0510152025Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Barrow 4 ENE, reports from 0.0 to 12.0, the latest 0.0, in reports.REPORTS RECEIVEDreports051015Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphReports
Fri 16, 5 AM21.717.684181
Fri 16, 4 AM21.316.7821912
Fri 16, 3 AM20.514.8792012
Fri 16, 2 AM21.114.7762012
Fri 16, 1 AM21.014.7761712
Fri 16, 12 AM20.413.8761612
Thu 15, 11 PM20.313.8-1312
Thu 15, 10 PM20.213.3-1412
Thu 15, 9 PM21.314.1-1312
Thu 15, 8 PM20.713.5-1012
Thu 15, 7 PM20.112.9-1012
Thu 15, 6 PM19.813.3-812
Thu 15, 5 PM18.414.5-012
Thu 15, 4 PM19.114.7-112
Thu 15, 3 PM18.113.2-212
Thu 15, 2 PM17.212.2-112
Thu 15, 1 PM16.612.1-212
Thu 15, 12 PM14.710.9-212
Thu 15, 11 AM13.110.1-212
Thu 15, 10 AM11.18.2-012
Thu 15, 9 AM10.47.4-112
Thu 15, 8 AM11.57.9-412
Thu 15, 7 AM13.19.0-512
Thu 15, 6 AM13.59.4-712
Thu 15, 5 AM10.46.8-512
Thu 15, 4 AM7.54.0-412
Thu 15, 3 AM10.76.6-512
Thu 15, 2 AM11.16.9-512
Thu 15, 1 AM12.98.4-612
Thu 15, 12 AM15.110.3-912
Wed 14, 11 PM14.29.8-712
Wed 14, 10 PM14.810.2-712
Wed 14, 9 PM15.410.6-712
Wed 14, 8 PM15.911.0-612
Wed 14, 7 PM15.510.7-412
Wed 14, 6 PM16.610.9-512
Wed 14, 5 PM17.511.4-712
Wed 14, 4 PM16.710.4-312
Wed 14, 3 PM18.811.3-612
Wed 14, 2 PM18.910.8-512
Wed 14, 1 PM18.810.8-412
Wed 14, 12 PM18.610.4-312
Wed 14, 11 AM18.510.0-412
Wed 14, 10 AM18.49.7-312
Wed 14, 9 AM18.59.1-312
Wed 14, 8 AM18.49.5-312
Wed 14, 7 AM18.310.3-212
Wed 14, 6 AM18.210.5-212
Wed 14, 5 AM18.110.4-312
Wed 14, 4 AM17.810.4-412
Wed 14, 3 AM17.610.4-412
Wed 14, 2 AM17.410.6-412
Wed 14, 1 AM17.010.2-512
Wed 14, 12 AM17.310.5-612
Tue 13, 11 PM17.010.4-712
Tue 13, 10 PM17.110.4-712
Tue 13, 9 PM17.010.5-812
Tue 13, 8 PM16.810.6-812
Tue 13, 7 PM16.610.7-912
Tue 13, 6 PM16.811.0-912
Tue 13, 5 PM17.212.0-912
Tue 13, 4 PM17.212.4-912
Tue 13, 3 PM17.412.2-1012
Tue 13, 2 PM17.412.4-1012
Tue 13, 1 PM17.412.4-912
Tue 13, 12 PM17.813.0-1012
Tue 13, 11 AM18.213.1-1012
Tue 13, 10 AM18.913.6-1012
Tue 13, 9 AM20.815.4-1312
Tue 13, 8 AM22.718.0-1312
Tue 13, 7 AM24.320.2-1212
Tue 13, 6 AM24.619.7-712
Tue 13, 5 AM23.618.4-512
Tue 13, 4 AM23.016.5-712
Tue 13, 3 AM23.916.8-812
Tue 13, 2 AM23.215.8-712
Tue 13, 1 AM20.912.5-612
Tue 13, 12 AM20.612.1-712
Mon 12, 11 PM20.011.1-712
Mon 12, 10 PM20.111.2-812
Mon 12, 9 PM20.312.2-812
Mon 12, 8 PM21.113.7-1012
Mon 12, 7 PM21.714.7-1112
Mon 12, 6 PM22.115.6-1112
Mon 12, 5 PM23.218.6-1312
Mon 12, 4 PM23.919.8-1212
Mon 12, 3 PM24.420.5-1212
Mon 12, 2 PM25.021.2-1312
Mon 12, 1 PM25.422.0-1312
Mon 12, 12 PM25.722.5-1412
Mon 12, 11 AM25.823.0-1512
Mon 12, 10 AM26.223.4-1512
Mon 12, 9 AM26.923.6-1612
Mon 12, 8 AM27.323.9-1512
Mon 12, 7 AM27.524.6-1612
Mon 12, 6 AM27.725.4-1512
Mon 12, 5 AM28.226.3-1512
Mon 12, 4 AM29.027.7-1312
Mon 12, 3 AM29.828.9-1112
Mon 12, 2 AM-29.1-1012
Mon 12, 1 AM30.229.1-712
Mon 12, 12 AM30.229.1-512
Sun 11, 11 PM30.229.2-612
Sun 11, 10 PM30.129.1-412
Sun 11, 9 PM29.828.9-312
Sun 11, 8 PM30.329.4-212
Sun 11, 7 PM30.830.1-212
Sun 11, 6 PM30.429.6-212
Sun 11, 5 PM30.529.7-212
Sun 11, 4 PM30.929.9-112
Sun 11, 3 PM31.830.5-112
Sun 11, 2 PM31.229.9-112
Sun 11, 1 PM29.828.6-112
Sun 11, 12 PM28.127.0-112
Sun 11, 11 AM27.926.9-112
Sun 11, 10 AM27.726.3-212
Sun 11, 9 AM25.924.6-312
Sun 11, 8 AM24.222.9-312
Sun 11, 7 AM25.224.0-212
Sun 11, 6 AM27.225.9-212
Sun 11, 5 AM29.527.9-212
Sun 11, 4 AM29.027.4-212
Sun 11, 3 AM26.124.9-112
Sun 11, 2 AM24.423.0-212
Sun 11, 1 AM24.423.2-212
Sun 11, 12 AM26.725.2-212
Sat 10, 11 PM28.727.2-212
Sat 10, 10 PM29.327.7-212
Sat 10, 9 PM28.526.9-212
Sat 10, 8 PM30.428.4-312
Sat 10, 7 PM31.729.5-312
Sat 10, 6 PM32.630.2-412
Sat 10, 5 PM32.930.5-612
Sat 10, 4 PM34.131.7-612
Sat 10, 3 PM34.432.2-712
Sat 10, 2 PM33.831.8-1112
Sat 10, 1 PM33.730.3-1112
Sat 10, 12 PM32.929.5-912
Sat 10, 11 AM32.129.1-712
Sat 10, 10 AM29.827.2-512
Sat 10, 9 AM28.626.0-712
Sat 10, 8 AM30.928.3-712
Sat 10, 7 AM32.129.5-612
Sat 10, 6 AM32.629.8-512
Sat 10, 5 AM32.330.1-512
Sat 10, 4 AM31.629.7-812
Sat 10, 3 AM31.329.7-712
Sat 10, 2 AM31.229.6-712
Sat 10, 1 AM31.429.6-712
Sat 10, 12 AM32.029.9-612
Fri 9, 11 PM31.929.9-712
Fri 9, 10 PM32.529.8-412
Fri 9, 9 PM31.628.0-512
Fri 9, 8 PM29.326.5-612
Fri 9, 7 PM30.827.6-512
Fri 9, 6 PM31.828.7-612
Fri 9, 5 PM31.628.3-412
Fri 9, 4 PM32.628.8-512
Fri 9, 3 PM32.128.4-512
Fri 9, 2 PM32.329.2-412
Fri 9, 1 PM30.928.0-512
Fri 9, 12 PM29.926.9-612
Fri 9, 11 AM27.424.9-612
Fri 9, 10 AM26.023.2-512
Fri 9, 9 AM26.623.4-712
Fri 9, 8 AM25.922.4-612
High and Low at Barrow 4 ENE, high from 19.0 to 38.1, the latest 21.7; low from 6.6 to 30.9, the latest 20.1, in degrees Fahrenheit.HIGH AND LOWF010203040Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12FREEZINGHIGHLOW
Highest dew point and Lowest dew point at Barrow 4 ENE, highest dew point from 11.9 to 35.5, the latest 17.6; lowest dew point from 3.3 to 28.2, the latest 13.4, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF010203040Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at Barrow 4 ENE, highest humidity from 73 to 98, the latest 84; lowest humidity from 56 to 94, the latest 75, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%406080100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Precipitation at Barrow 4 ENE, precipitation from 0.00 to 0.13, the latest 0.00, in inches.PRECIPITATIONin0.000.050.100.15Sep 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 %Precipitation in
Oct 1621.720.117.613.484750.00
Oct 1521.76.615.13.388700.00
Oct 1419.014.011.98.883650.00
Oct 1325.016.320.79.886680.00
Oct 1230.419.829.410.497650.01
Oct 1132.223.430.922.198940.00
Oct 1034.728.032.525.694870.04
Oct 933.121.030.416.193810.04
Oct 821.210.217.26.188800.00
Oct 723.416.318.311.284730.00
Oct 624.320.519.514.889730.00
Oct 528.416.325.913.694820.00
Oct 421.911.319.98.393870.00
Oct 326.611.823.68.792650.03
Oct 228.016.224.313.591680.10
Oct 128.017.123.814.693700.02
Sep 3030.622.326.214.090670.04
Sep 2930.426.225.115.986620.02
Sep 2831.828.029.621.092730.00
Sep 2734.030.931.528.094830.05
Sep 2638.129.834.928.295850.00
Sep 2534.225.930.817.797620.00
Sep 2431.125.224.816.293590.00
Sep 2328.825.519.813.973560.00
Sep 2237.827.735.518.896690.13
Sep 2134.526.232.223.495820.04
Sep 2034.328.431.423.795760.04
Sep 1932.526.831.022.495690.02
Sep 1834.327.032.024.996770.09
Sep 1733.829.129.724.293690.04

Station report

Barrow 4 ENE, in 5 sheets

Drawn from its report of Oct 16, 2026, 5:00 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The air

Contents

21.7 F with a dew point of 17.6 F, 84 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up.

Chart of the air at Barrow 4 ENE: temperature 21.7 degrees Fahrenheit and dew point 17.6, 84 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 27516FIG. B THE AIR AT BARROW 4 ENETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00010 F20 F30 FSATURATES 900 FT ABOVE THE STATION, AT 16.8 FTEMPERATURE 21.7 FDEW POINT 17.6 FSPREAD 4.1 FRELATIVE HUMIDITY 84 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 POINTTITLEBarrow 4 ENE, the airSTATION REPORT · USCRN 27516TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-27516-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

2The wind

Contents

At 18 mph: force 4, a moderate breeze on the Beaufort scale.

Plan of the wind at Barrow 4 ENE, north up: at 18 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 27516FIG. C THE WIND AT BARROW 4 ENEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBarrow 4 ENE, the windSTATION REPORT · USCRN 27516TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-27516-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

3The column

Contents

At 15 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 58.9 F; it reports 21.7 F, 37.2 F colder than standard.

Section from sea level of where Barrow 4 ENE stands in the atmosphere, height to scale: the station 15 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, 58.9 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 27516FIG. D WHERE BARROW 4 ENE 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 ATMOSPHEREBARROW 4 ENE0 PER CENT OF THE AIR BELOW IT15 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 HERE58.9 FTEMPERATURE, REPORTED21.7 FTITLEBarrow 4 ENE, the columnSTATION REPORT · USCRN 27516TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-27516-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

4The sun

Contents

On Oct 16 the noon sun stands 10 degrees above the horizon at 71.32 N, and the day is 8 h 12 min long. Level ground there takes 17 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Barrow 4 ENE, angles true: on Oct 16 it stands 10 degrees above the horizon, against 42 at the June solstice, 19 at the equinoxes and -5 at the December solstice; the day is 8 h 12 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 27516FIG. E THE SUN AT BARROW 4 ENEELEVATION 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 42°EQUINOXES 19°DECEMBER SOLSTICE -5°OCT 16, 10°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 8 H 12 MINLEVEL GROUND TAKES 17 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 71.32 N; THE SUN'S DECLINATION -9.2°TITLEBarrow 4 ENE, the sunSTATION REPORT · USCRN 27516TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 4 of 5DATE2026-10-16IDSR-27516-4DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

5The instrument

Contents

A weather instrument, 15 ft above sea level. Its report of Oct 16, 2026, 5:00 AM local time is written on the sensors that made it.

Elevation of the instrument, Barrow 4 ENE, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 16, 2026, 5:00 am local time; air temperature, 21.7 f, dew point 17.6 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 27516FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READ, OCT 16, 2026, 5:00 AM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD OCT 16, 2026, 5:00 AM LOCAL TIMEAIR TEMPERATURE21.7 F, DEW POINT 17.6 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEBarrow 4 ENE, the instrumentSTATION REPORT · USCRN 27516TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 5 of 5DATE2026-10-16IDSR-27516-5DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

What this instrument measures for

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

Near Barrow 4 ENE