Storm Station
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At a climate reference station

USCRN network, identified by the register

Identifier
94075
Latitude
40.03000 N
Longitude
105.54000 W
Elevation
9,828 ft
Observed
3:00 AMMDT, 2 hours ago
Air temperature
20.5F
What it feels like
15.9F
High so far today
26.8F
Low so far today
20.5F
Dew point
15.6F
Relative humidity
81%
Wind
3mph
Strongest wind today
5mph
Precipitation today
0in
Ground surface temperature
19F

Ranking Statistics

Station charts

Boulder 14 W Report

Rank 1,730 of 2,650 in Colorado, 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 score89.8of 100

Colorado median
93.2the median score of 2,650 stations
Scoring higher
1,729stations in Colorado
Sharing its score
7ranks 1,730 to 1,736
Points deducted
10.27.3 arrival, 1.6 accuracy, 1.3 forecast check
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; Colorado median 91.9, 100.0, 86.8
Next above
MWRC2rank 1,729; ahead on 247 score 90.0 against 89.8
Next below
94074rank 1,732; behind on median arrival 90 min 41 s against 90 min 51 s
Sharing its rank
1other 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 pointsColorado median 98.884 of 84 scheduled reports received in 7 days
  2. Arrivalweight 1027.12.7 of 10 pointsColorado median 90.3half its reports arrived within 1.5 h
  3. Continuityweight 10100.010.0 of 10 pointsColorado median 100.0longest silence 3 h, on a schedule of one report every 2 h
  4. Accuracyweight 20-18.4 of 20 points, at the medianColorado median 91.9-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianColorado median 100.0-
  6. Forecast checkweight 10-8.7 of 10 points, at the medianColorado median 86.8-

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
272 of 28894.4% of its schedule
Reports received, 7 days
2,000 of 2,01699.2% of its schedule
Days reported, 30 days
30 of 30
Longest silence, 7 days
2 h 27 minfrom Oct 16, 3:00 AM
Latest report
Oct 16, 3:00 AMlocal time
Time to reach Storm Station
1 h 31 min9 in 10 within 1 h 31 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 2,650 ranked stations in Colorado 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, 2; 10 to 19 per cent, 12; 20 to 29 per cent, 32; 30 to 39 per cent, 12; 40 to 49 per cent, 144; 50 to 59 per cent, 189; 60 to 69 per cent, 168; 70 to 79 per cent, 180; 80 to 89 per cent, 220; 90 to 99 per cent, 896; 100 per cent, 795. Boulder 14 W received 100.0 per cent, 84 of 84 scheduled reports, rank 1,730 of 2,650.WHERE IT RANKS IN COLORADO, Oct 16THIS ONE: 100.0%, 84 OF 84, RANK 1,730 OF 2,650PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 9210 to 191220 to 293230 to 391240 to 4914450 to 5918960 to 6916870 to 7918080 to 8922090 to 99896100795STATIONS, LOG SCALE
Chart of Boulder 14 W's rank in Colorado by how it reported, day by day, from 2026-09-29 to 2026-10-16: 2026-09-29 rank 860 of 1,532; 2026-09-30 rank 846 of 1,544; 2026-10-01 rank 638 of 1,558; 2026-10-02 rank 1,710 of 2,330; 2026-10-03 rank 1,710 of 2,330; 2026-10-04 rank 1,570 of 2,374; 2026-10-05 rank 1,539 of 2,564; 2026-10-06 rank 1,601 of 2,610; 2026-10-07 rank 1,614 of 2,582; 2026-10-08 rank 1,570 of 2,564; 2026-10-09 rank 1,544 of 2,531; 2026-10-10 rank 1,553 of 2,531; 2026-10-11 rank 1,595 of 2,540; 2026-10-12 rank 1,618 of 2,551; 2026-10-13 rank 1,648 of 2,546; 2026-10-14 rank 1,664 of 2,553; 2026-10-15 rank 1,702 of 2,597; 2026-10-16 rank 1,730 of 2,650.ITS RANK IN COLORADO, DAY BY DAYRANK, FIRST AT THE TOP15001,0001,5002,000Sep 29Oct 2Oct 5Oct 8Oct 11Oct 14Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%795
90 to 99%896
80 to 89%220
70 to 79%180
60 to 69%168
50 to 59%189
40 to 49%144
30 to 39%12
20 to 29%32
10 to 19%12
0 to 9%2
DayRankStations rankedShare received
Oct 16, 20261,7302,650100.0%
Oct 15, 20261,7022,597100.0%
Oct 14, 20261,6642,553100.0%
Oct 13, 20261,6482,546100.0%
Oct 12, 20261,6182,551100.0%
Oct 11, 20261,5952,540100.0%
Oct 10, 20261,5532,531100.0%
Oct 9, 20261,5442,531100.0%
Oct 8, 20261,5702,564100.0%
Oct 7, 20261,6142,582100.0%
Oct 6, 20261,6012,610100.0%
Oct 5, 20261,5392,564100.0%
Oct 4, 20261,5702,374100.0%
Oct 3, 20261,7102,330100.0%
Oct 2, 20261,7102,330100.0%
Oct 1, 20266381,558100.0%
Sep 30, 20268461,544100.0%
Sep 29, 20268601,532100.0%
Temperature and Dew point at Boulder 14 W, temperature from 20.5 to 34.9, the latest 20.5; dew point from 15.1 to 28.6, the latest 15.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF15202530356 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMFREEZINGTEMPERATUREDEW POINT
Relative humidity at Boulder 14 W, relative humidity from 77 to 81, the latest 81, in per cent.RELATIVE HUMIDITY%767880826 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Wind at Boulder 14 W, wind from 1 to 4, the latest 3, in miles an hour.WINDmph123456 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Reports received at Boulder 14 W, reports from 0.0 to 12.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0510156 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphReports
Fri 16, 3 AM20.515.68131
Fri 16, 2 AM21.715.577412
Fri 16, 1 AM22.217.281412
Fri 16, 12 AM23.918.279312
Thu 15, 11 PM27.515.1-312
Thu 15, 10 PM26.218.9-212
Thu 15, 9 PM26.819.8-112
Thu 15, 8 PM26.223.6-212
Thu 15, 7 PM27.224.9-212
Thu 15, 6 PM28.925.8-112
Thu 15, 5 PM32.325.0-212
Thu 15, 4 PM34.924.9-112
Thu 15, 3 PM34.725.1-212
Thu 15, 2 PM34.425.3-312
Thu 15, 1 PM32.925.3-412
Thu 15, 12 PM33.127.8-412
Thu 15, 11 AM32.028.6-412
Thu 15, 10 AM31.928.3-412
Thu 15, 9 AM30.227.6-212
Thu 15, 8 AM29.526.8-212
Thu 15, 7 AM29.525.7-212
Thu 15, 6 AM29.025.1-412
Temperature and Dew point at Boulder 14 W, temperature from 20.5 to 61.9, the latest 20.5; dew point from 15.1 to 37.8, the latest 15.6, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF020406080Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16FREEZINGTEMPERATUREDEW POINT
Relative humidity at Boulder 14 W, relative humidity from 77 to 81, the latest 81, in per cent.RELATIVE HUMIDITY%76788082Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Wind at Boulder 14 W, wind from 1 to 12, the latest 3, in miles an hour.WINDmph051015Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Boulder 14 W, 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, 3 AM20.515.68131
Fri 16, 2 AM21.715.577412
Fri 16, 1 AM22.217.281412
Fri 16, 12 AM23.918.279312
Thu 15, 11 PM27.515.1-312
Thu 15, 10 PM26.218.9-212
Thu 15, 9 PM26.819.8-112
Thu 15, 8 PM26.223.6-212
Thu 15, 7 PM27.224.9-212
Thu 15, 6 PM28.925.8-112
Thu 15, 5 PM32.325.0-212
Thu 15, 4 PM34.924.9-112
Thu 15, 3 PM34.725.1-212
Thu 15, 2 PM34.425.3-312
Thu 15, 1 PM32.925.3-412
Thu 15, 12 PM33.127.8-412
Thu 15, 11 AM32.028.6-412
Thu 15, 10 AM31.928.3-412
Thu 15, 9 AM30.227.6-212
Thu 15, 8 AM29.526.8-212
Thu 15, 7 AM29.525.7-212
Thu 15, 6 AM29.025.1-412
Thu 15, 5 AM28.925.9-212
Thu 15, 4 AM28.825.9-512
Thu 15, 3 AM28.425.8-812
Thu 15, 2 AM27.925.6-712
Thu 15, 1 AM28.226.0-212
Thu 15, 12 AM28.526.4-112
Wed 14, 11 PM28.826.7-212
Wed 14, 10 PM29.927.9-112
Wed 14, 9 PM30.128.3-112
Wed 14, 8 PM30.228.4-112
Wed 14, 7 PM30.428.7-312
Wed 14, 6 PM31.930.4-212
Wed 14, 5 PM32.030.4-112
Wed 14, 4 PM31.930.4-112
Wed 14, 3 PM31.730.4-112
Wed 14, 2 PM31.830.5-212
Wed 14, 1 PM31.930.8-212
Wed 14, 12 PM32.030.8-212
Wed 14, 11 AM31.630.4-212
Wed 14, 10 AM31.730.5-212
Wed 14, 9 AM31.630.4-112
Wed 14, 8 AM31.630.3-112
Wed 14, 7 AM31.630.3-112
Wed 14, 6 AM31.930.6-212
Wed 14, 5 AM32.831.5-212
Wed 14, 4 AM33.732.4-112
Wed 14, 3 AM33.532.2-112
Wed 14, 2 AM34.433.1-212
Wed 14, 1 AM36.335.0-212
Wed 14, 12 AM37.436.1-212
Tue 13, 11 PM37.636.2-212
Tue 13, 10 PM37.836.2-112
Tue 13, 9 PM39.137.5-312
Tue 13, 8 PM39.637.8-112
Tue 13, 7 PM39.837.3-112
Tue 13, 6 PM40.136.7-112
Tue 13, 5 PM40.536.2-112
Tue 13, 4 PM40.736.9-212
Tue 13, 3 PM43.037.2-312
Tue 13, 2 PM46.137.0-312
Tue 13, 1 PM48.632.6-412
Tue 13, 12 PM46.127.0-412
Tue 13, 11 AM44.128.6-312
Tue 13, 10 AM42.629.0-512
Tue 13, 9 AM39.435.0-212
Tue 13, 8 AM37.135.0-112
Tue 13, 7 AM34.833.2-212
Tue 13, 6 AM33.131.3-212
Tue 13, 5 AM33.328.9-212
Tue 13, 4 AM35.429.2-412
Tue 13, 3 AM33.727.4-412
Tue 13, 2 AM34.527.3-412
Tue 13, 1 AM36.229.0-412
Tue 13, 12 AM36.130.7-312
Mon 12, 11 PM37.631.6-212
Mon 12, 10 PM41.732.9-112
Mon 12, 9 PM45.630.0-212
Mon 12, 8 PM47.727.1-212
Mon 12, 7 PM44.224.4-312
Mon 12, 6 PM46.325.1-212
Mon 12, 5 PM51.923.8-112
Mon 12, 4 PM54.723.4-212
Mon 12, 3 PM54.324.5-312
Mon 12, 2 PM55.225.5-412
Mon 12, 1 PM56.725.4-412
Mon 12, 12 PM56.426.3-512
Mon 12, 11 AM53.527.4-512
Mon 12, 10 AM50.928.0-612
Mon 12, 9 AM47.929.1-912
Mon 12, 8 AM46.427.9-1012
Mon 12, 7 AM43.528.6-612
Mon 12, 6 AM43.129.1-412
Mon 12, 5 AM44.328.9-612
Mon 12, 4 AM44.329.8-512
Mon 12, 3 AM45.229.0-412
Mon 12, 2 AM45.829.7-412
Mon 12, 1 AM46.131.7-412
Mon 12, 12 AM47.432.1-512
Sun 11, 11 PM47.930.3-312
Sun 11, 10 PM47.333.6-412
Sun 11, 9 PM45.828.6-412
Sun 11, 8 PM44.627.3-412
Sun 11, 7 PM47.030.3-412
Sun 11, 6 PM50.033.0-312
Sun 11, 5 PM55.832.7-112
Sun 11, 4 PM57.933.2-212
Sun 11, 3 PM59.633.0-312
Sun 11, 2 PM58.433.2-312
Sun 11, 1 PM57.532.9-312
Sun 11, 12 PM57.932.9-412
Sun 11, 11 AM58.630.1-412
Sun 11, 10 AM55.331.1-312
Sun 11, 9 AM49.133.8-212
Sun 11, 8 AM42.432.8-312
Sun 11, 7 AM41.531.8-312
Sun 11, 6 AM41.731.8-312
Sun 11, 5 AM43.031.5-312
Sun 11, 4 AM43.131.6-312
Sun 11, 3 AM44.331.7-412
Sun 11, 2 AM44.332.1-512
Sun 11, 1 AM42.932.1-512
Sun 11, 12 AM43.031.1-412
Sat 10, 11 PM43.730.2-512
Sat 10, 10 PM43.028.1-412
Sat 10, 9 PM43.227.6-412
Sat 10, 8 PM47.028.0-312
Sat 10, 7 PM48.431.4-612
Sat 10, 6 PM47.634.0-812
Sat 10, 5 PM54.228.2-512
Sat 10, 4 PM56.228.0-512
Sat 10, 3 PM56.029.4-612
Sat 10, 2 PM53.531.2-712
Sat 10, 1 PM51.432.1-812
Sat 10, 12 PM57.125.7-512
Sat 10, 11 AM57.028.0-512
Sat 10, 10 AM55.228.3-812
Sat 10, 9 AM52.928.9-1012
Sat 10, 8 AM49.028.4-1212
Sat 10, 7 AM47.427.6-1012
Sat 10, 6 AM46.826.3-412
Sat 10, 5 AM48.225.7-712
Sat 10, 4 AM49.224.0-1212
Sat 10, 3 AM49.722.8-1112
Sat 10, 2 AM49.723.3-1012
Sat 10, 1 AM50.223.2-1112
Sat 10, 12 AM49.523.0-912
Fri 9, 11 PM49.823.4-1012
Fri 9, 10 PM50.123.5-1012
Fri 9, 9 PM49.424.3-912
Fri 9, 8 PM51.522.7-812
Fri 9, 7 PM52.522.8-712
Fri 9, 6 PM52.924.1-612
Fri 9, 5 PM56.020.2-612
Fri 9, 4 PM60.119.0-512
Fri 9, 3 PM61.919.4-512
Fri 9, 2 PM61.921.3-612
Fri 9, 1 PM61.821.1-712
Fri 9, 12 PM60.819.7-612
Fri 9, 11 AM59.921.3-612
Fri 9, 10 AM58.522.7-512
Fri 9, 9 AM56.923.3-412
Fri 9, 8 AM50.826.3-412
Fri 9, 7 AM35.926.2-412
Fri 9, 6 AM40.026.2-412
High and Low at Boulder 14 W, high from 26.8 to 67.6, the latest 26.8; low from 20.5 to 44.6, the latest 20.5, in degrees Fahrenheit.HIGH AND LOWF20406080Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12FREEZINGHIGHLOW
Highest dew point and Lowest dew point at Boulder 14 W, highest dew point from 19.4 to 51.8, the latest 19.4; lowest dew point from 12.9 to 42.4, the latest 14.8, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF102030405060Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at Boulder 14 W, highest humidity from 49 to 97, the latest 84; lowest humidity from 13 to 91, the latest 62, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%0255075100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Precipitation at Boulder 14 W, precipitation from 0.00 to 0.69, the latest 0.00, in inches.PRECIPITATIONin0.000.200.400.600.80Sep 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 1626.820.519.414.884620.00
Oct 1536.024.629.514.492560.00
Oct 1437.628.436.326.197910.69
Oct 1350.731.138.122.395380.46
Oct 1258.536.134.222.680270.00
Oct 1160.641.035.225.970320.00
Oct 1059.742.137.222.267270.00
Oct 963.034.529.117.770180.00
Oct 863.937.030.822.261220.00
Oct 765.135.631.919.259200.00
Oct 665.341.528.416.949170.00
Oct 567.642.627.213.051130.00
Oct 465.531.337.514.986150.00
Oct 363.139.436.818.377190.00
Oct 263.730.632.118.589180.00
Oct 151.433.637.727.087500.00
Sep 3047.135.242.427.994570.00
Sep 2952.035.844.434.294690.22
Sep 2853.839.240.931.585450.00
Sep 2763.038.338.027.677310.00
Sep 2661.039.234.222.075230.00
Sep 2552.037.445.530.294580.15
Sep 2452.341.442.735.594530.07
Sep 2357.741.543.830.993410.30
Sep 2262.431.136.025.387270.00
Sep 2158.330.239.512.991170.00
Sep 2056.732.541.017.790240.00
Sep 1955.836.040.527.693390.01
Sep 1864.239.746.531.993320.27
Sep 1757.644.651.842.493630.21

Station report

Boulder 14 W, in 5 sheets

Drawn from its report of Oct 16, 2026, 3:00 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The air

Contents

20.5 F with a dew point of 15.6 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,100 ft up.

Chart of the air at Boulder 14 W: temperature 20.5 degrees Fahrenheit and dew point 15.6, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 94075FIG. B THE AIR AT BOULDER 14 WTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0000 F10 F20 F30 FSATURATES 1,100 FT ABOVE THE STATION, AT 14.5 FTEMPERATURE 20.5 FDEW POINT 15.6 FSPREAD 4.9 FRELATIVE HUMIDITY 81 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 POINTTITLEBoulder 14 W, the airSTATION REPORT · USCRN 94075TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-94075-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

2The wind

Contents

At 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Boulder 14 W, north up: at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 94075FIG. C THE WIND AT BOULDER 14 WPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEBoulder 14 W, the windSTATION REPORT · USCRN 94075TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-94075-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

3The column

Contents

At 9,828 ft above sea level, 31 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 20.71 inHg and the temperature at 24.0 F; it reports 20.5 F, 3.5 F colder than standard.

Section from sea level of where Boulder 14 W stands in the atmosphere, height to scale: the station 9,828 feet above sea level with 31 per cent of the air below it; the standard atmosphere's pressure there, 20.71 inches of mercury, and temperature, 24.0 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 94075FIG. D WHERE BOULDER 14 W STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,00020,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHEREBOULDER 14 W31 PER CENT OF THE AIR BELOW IT9,828 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 FT50 PER CENT OF THE AIR BELOW, 17,970 FTSTANDARD PRESSURE HERE20.71 inHgSTANDARD TEMPERATURE HERE24.0 FTEMPERATURE, REPORTED20.5 FTITLEBoulder 14 W, the columnSTATION REPORT · USCRN 94075TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-94075-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

4The sun

Contents

On Oct 16 the noon sun stands 41 degrees above the horizon at 40.03 N, and the day is 10 h 58 min long. Level ground there takes 65 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Boulder 14 W, angles true: on Oct 16 it stands 41 degrees above the horizon, against 73 at the June solstice, 50 at the equinoxes and 27 at the December solstice; the day is 10 h 58 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 94075FIG. E THE SUN AT BOULDER 14 WELEVATION 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 73°EQUINOXES 50°DECEMBER SOLSTICE 27°OCT 16, 41°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 58 MINLEVEL GROUND TAKES 65 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 40.03 N; THE SUN'S DECLINATION -9.1°TITLEBoulder 14 W, the sunSTATION REPORT · USCRN 94075TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 4 of 5DATE2026-10-16IDSR-94075-4DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

5The instrument

Contents

A weather instrument, 9,828 ft above sea level. Its report of Oct 16, 2026, 3:00 AM local time is written on the sensors that made it.

Elevation of the instrument, Boulder 14 W, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 16, 2026, 3:00 am local time; air temperature, 20.5 f, dew point 15.6 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 94075FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READ, OCT 16, 2026, 3:00 AM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD OCT 16, 2026, 3:00 AM LOCAL TIMEAIR TEMPERATURE20.5 F, DEW POINT 15.6 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEBoulder 14 W, the instrumentSTATION REPORT · USCRN 94075TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 5 of 5DATE2026-10-16IDSR-94075-5DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

What this instrument measures for

10 places read it as one of the nearest to it.

Near Boulder 14 W