Storm Station
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At a soil climate station

SCAN network, identified by the register

Identifier
S2218
Latitude
40.79360 N
Longitude
122.55080 W
Elevation
3,704 ft
Observed
7:00 PMPDT, 2 hours ago
Air temperature
73F
What it feels like
73F
High so far today
77.5F
Low so far today
61.9F
Dew point
24.1F
Relative humidity
16%
Strongest wind today
7mph
Soil temperature, first probe
77F
Soil temperature, second probe
77F
Soil temperature, third probe
69F
Soil moisture, first probe
3%
Soil moisture, second probe
8%
Soil moisture, third probe
12%

Ranking Statistics

Station charts

French Gulch Report

Rank 2,517 of 4,465 in California, 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 score89.6of 100

California median
91.6the median score of 4,465 stations
Scoring higher
2,499stations in California
Sharing its score
30ranks 2,500 to 2,529
Points deducted
10.46.6 arrival, 2.9 accuracy, 0.8 forecast check, 0.2 reports received
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4
Next above
S2192rank 2,513; ahead on longest silence 61 min against 120 min
Next below
CD040rank 2,518; behind on reports received 99.4% against 96.2%

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 3599.434.8 of 35 pointsCalifornia median 98.5167 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1034.03.4 of 10 pointsCalifornia median 81.2half its reports arrived within 43 min
  3. Continuityweight 10100.010.0 of 10 pointsCalifornia median 100.0longest silence 2 h, on a schedule of one report every 60 min
  4. Accuracyweight 20-17.1 of 20 points, at the medianCalifornia median 85.6-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
  6. Forecast checkweight 10-9.2 of 10 points, at the medianCalifornia median 92.4-

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 :00
Reports received, 24 hours
24 of 24100% of its schedule
Reports received, 7 days
168 of 168100% of its schedule
Days reported, 30 days
29 of 30
Longest silence, 7 days
1 h 41 minfrom Oct 15, 7:00 PM
Latest report
Oct 15, 7:00 PMlocal time
Time to reach Storm Station
43 min9 in 10 within 53 min
Against its reference, 30 days
-5.2 °Fcooler than the climate reference station 04222, 10 miles away, on average over 1 reading; typical difference 5.2 °F

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: 167 of 168 scheduled reports received, 99.4%.

Against its reference: each temperature this station reports is compared with the nearest airport or climate reference station that reported within half an hour, up to 15 miles away. The figure is its reading less the reference's, on average, as both were reported; the typical difference is the root mean square. The difference in height is shown where both heights are known.

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

Chart of the 4,465 ranked stations in California 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, 78; 10 to 19 per cent, 83; 20 to 29 per cent, 45; 30 to 39 per cent, 22; 40 to 49 per cent, 118; 50 to 59 per cent, 285; 60 to 69 per cent, 120; 70 to 79 per cent, 209; 80 to 89 per cent, 391; 90 to 99 per cent, 2,034; 100 per cent, 1,080. French Gulch received 99.4 per cent, 167 of 168 scheduled reports, rank 2,517 of 4,465.WHERE IT RANKS IN CALIFORNIA, Oct 16THIS ONE: 99.4%, 167 OF 168, RANK 2,517 OF 4,465PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101001,0000 to 97810 to 198320 to 294530 to 392240 to 4911850 to 5928560 to 6912070 to 7920980 to 8939190 to 992,0341001,080STATIONS, LOG SCALE
Chart of French Gulch's rank in California by how it reported, day by day, from 2026-09-28 to 2026-10-16: 2026-09-28 rank 1,514 of 3,395; 2026-09-29 rank 1,471 of 3,460; 2026-09-30 rank 2,257 of 3,491; 2026-10-01 rank 1,990 of 3,586; 2026-10-02 rank 2,717 of 3,944; 2026-10-03 rank 2,717 of 3,944; 2026-10-04 rank 3,258 of 4,072; 2026-10-05 rank 3,252 of 4,333; 2026-10-06 rank 3,248 of 4,362; 2026-10-07 rank 3,246 of 4,381; 2026-10-08 rank 3,255 of 4,405; 2026-10-09 rank 3,283 of 4,400; 2026-10-10 rank 3,283 of 4,400; 2026-10-11 rank 2,658 of 4,428; 2026-10-12 rank 2,583 of 4,446; 2026-10-13 rank 2,596 of 4,464; 2026-10-14 rank 2,617 of 4,466; 2026-10-15 rank 2,511 of 4,462; 2026-10-16 rank 2,517 of 4,465.ITS RANK IN CALIFORNIA, DAY BY DAYRANK, FIRST AT THE TOP11,0002,0003,0004,000Sep 28Oct 2Oct 6Oct 10Oct 14Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%1,080
90 to 99%2,034
80 to 89%391
70 to 79%209
60 to 69%120
50 to 59%285
40 to 49%118
30 to 39%22
20 to 29%45
10 to 19%83
0 to 9%78
DayRankStations rankedShare received
Oct 16, 20262,5174,46599.4%
Oct 15, 20262,5114,462100.0%
Oct 14, 20262,6174,46699.4%
Oct 13, 20262,5964,46499.4%
Oct 12, 20262,5834,44699.4%
Oct 11, 20262,6584,42899.4%
Oct 10, 20263,2834,40095.2%
Oct 9, 20263,2834,40095.2%
Oct 8, 20263,2554,40595.2%
Oct 7, 20263,2464,38195.2%
Oct 6, 20263,2484,36295.2%
Oct 5, 20263,2524,33395.0%
Oct 4, 20263,2584,07294.1%
Oct 3, 20262,7173,94499.1%
Oct 2, 20262,7173,94499.1%
Oct 1, 20261,9903,58698.8%
Sep 30, 20262,2573,49198.4%
Sep 29, 20261,4713,460100.0%
Sep 28, 20261,5143,395100.0%
Temperature and Dew point at French Gulch, temperature from 61.9 to 77.5, the latest 73.0; dew point from 24.1 to 34.8, the latest 24.1, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF204060809 PMOct 153 AM6 AM9 AM12 PM3 PM6 PMFREEZINGTEMPERATUREDEW POINT
Relative humidity at French Gulch, relative humidity from 16 to 34, the latest 16, in per cent.RELATIVE HUMIDITY%15202530359 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Wind at French Gulch, wind from 2 to 7, the latest 5, in miles an hour.WINDmph024689 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Wind direction at French Gulch, wind direction from 3 to 84, the latest 3, in degrees.WIND DIRECTION°0901802703609 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
Reports received at French Gulch, reports from 0.0 to 1.0, the latest 0.0, in reports.REPORTS RECEIVEDreports00.250.50.7519 PMOct 153 AM6 AM9 AM12 PM3 PM6 PM
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphWind direction °Reports
Thu 15, 7 PM73.024.116--1
Thu 15, 6 PM74.127.918531
Thu 15, 5 PM75.629.118381
Thu 15, 4 PM76.328.3172181
Thu 15, 3 PM77.530.6182261
Thu 15, 2 PM77.530.6182791
Thu 15, 1 PM74.529.5192741
Thu 15, 12 PM72.132.3232841
Thu 15, 11 AM71.432.7242771
Thu 15, 10 AM68.432.2263641
Thu 15, 9 AM66.632.5283681
Thu 15, 8 AM63.032.7323411
Thu 15, 7 AM61.933.2346101
Thu 15, 6 AM62.432.933661
Thu 15, 5 AM62.232.733561
Thu 15, 4 AM63.933.532751
Thu 15, 3 AM64.634.833691
Thu 15, 2 AM64.433.9325161
Thu 15, 1 AM65.332.2293201
Thu 15, 12 AM66.630.6263141
Wed 14, 11 PM67.131.126391
Wed 14, 10 PM66.933.629471
Wed 14, 9 PM67.833.528461
Temperature and Dew point at French Gulch, temperature from 40.1 to 86.0, the latest 73.0; dew point from 14.7 to 38.6, the latest 24.1, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF020406080100Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15FREEZINGTEMPERATUREDEW POINT
Relative humidity at French Gulch, relative humidity from 16 to 59, the latest 16, in per cent.RELATIVE HUMIDITY%0204060Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Wind at French Gulch, wind from 1 to 8, the latest 5, in miles an hour.WINDmph02468Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Wind direction at French Gulch, wind direction from 0 to 360, the latest 3, in degrees.WIND DIRECTION°090180270360Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
Reports received at French Gulch, reports from 0.0 to 1.0, the latest 0.0, in reports.REPORTS RECEIVEDreports00.250.50.751Fri 9Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphWind direction °Reports
Thu 15, 7 PM73.024.116--1
Thu 15, 6 PM74.127.918531
Thu 15, 5 PM75.629.118381
Thu 15, 4 PM76.328.3172181
Thu 15, 3 PM77.530.6182261
Thu 15, 2 PM77.530.6182791
Thu 15, 1 PM74.529.5192741
Thu 15, 12 PM72.132.3232841
Thu 15, 11 AM71.432.7242771
Thu 15, 10 AM68.432.2263641
Thu 15, 9 AM66.632.5283681
Thu 15, 8 AM63.032.7323411
Thu 15, 7 AM61.933.2346101
Thu 15, 6 AM62.432.933661
Thu 15, 5 AM62.232.733561
Thu 15, 4 AM63.933.532751
Thu 15, 3 AM64.634.833691
Thu 15, 2 AM64.433.9325161
Thu 15, 1 AM65.332.2293201
Thu 15, 12 AM66.630.6263141
Wed 14, 11 PM67.131.126391
Wed 14, 10 PM66.933.629471
Wed 14, 9 PM67.833.528461
Wed 14, 8 PM67.534.129341
Wed 14, 7 PM69.134.628451
Wed 14, 6 PM70.036.329391
Wed 14, 5 PM70.335.6281381
Wed 14, 4 PM72.936.02621061
Wed 14, 3 PM72.535.72621031
Wed 14, 2 PM73.935.92521101
Wed 14, 1 PM72.135.32621161
Wed 14, 12 PM69.332.9262851
Wed 14, 11 AM67.329.3242551
Wed 14, 10 AM62.827.42621861
Wed 14, 9 AM59.924.92622441
Wed 14, 8 AM58.823.02523381
Wed 14, 7 AM58.120.523331
Wed 14, 6 AM58.821.12323591
Wed 14, 5 AM58.519.822261
Wed 14, 4 AM57.219.72313541
Wed 14, 3 AM57.920.32313431
Wed 14, 2 AM57.620.1231141
Wed 14, 1 AM57.420.92413241
Wed 14, 12 AM58.119.42213191
Tue 13, 11 PM57.924.127281
Tue 13, 10 PM57.925.02813421
Tue 13, 9 PM59.025.92813281
Tue 13, 8 PM59.226.12813421
Tue 13, 7 PM59.725.727321
Tue 13, 6 PM59.925.8271221
Tue 13, 5 PM64.225.6231821
Tue 13, 4 PM66.023.82022081
Tue 13, 3 PM66.225.12122031
Tue 13, 2 PM62.826.42521391
Tue 13, 1 PM57.025.02921201
Tue 13, 12 PM56.326.83221011
Tue 13, 11 AM54.725.43221211
Tue 13, 10 AM51.624.83521121
Tue 13, 9 AM50.024.7372871
Tue 13, 8 AM45.523.24112981
Tue 13, 7 AM45.323.54223191
Tue 13, 6 AM45.523.241311
Tue 13, 5 AM45.722.7401101
Tue 13, 4 AM46.223.2402191
Tue 13, 3 AM45.922.3393141
Tue 13, 2 AM46.220.035251
Tue 13, 1 AM46.419.53423541
Tue 13, 12 AM47.719.3321991
Mon 12, 11 PM48.719.4311271
Mon 12, 10 PM49.319.230161
Mon 12, 9 PM49.620.23123581
Mon 12, 8 PM49.620.932411
Mon 12, 7 PM50.420.931431
Mon 12, 6 PM51.421.030541
Mon 12, 5 PM54.122.5292131
Mon 12, 4 PM56.522.9272431
Mon 12, 3 PM57.422.8262991
Mon 12, 2 PM57.022.4262871
Mon 12, 1 PM56.723.1272281
Mon 12, 12 PM52.221.73023061
Mon 12, 11 AM48.221.13423411
Mon 12, 10 AM45.921.73833541
Mon 12, 9 AM43.920.53953591
Mon 12, 8 AM42.820.74163601
Mon 12, 7 AM40.820.04343581
Mon 12, 6 AM40.119.44353581
Mon 12, 5 AM40.820.644721
Mon 12, 4 AM41.220.944881
Mon 12, 3 AM40.820.644651
Mon 12, 2 AM41.421.14453591
Mon 12, 1 AM43.020.340521
Mon 12, 12 AM45.019.636411
Sun 11, 11 PM46.619.03333571
Sun 11, 10 PM47.118.03143551
Sun 11, 9 PM48.917.228601
Sun 11, 8 PM49.615.22543601
Sun 11, 7 PM50.715.224401
Sun 11, 6 PM52.516.724501
Sun 11, 5 PM54.716.622401
Sun 11, 4 PM56.115.620301
Sun 11, 3 PM56.514.71923541
Sun 11, 2 PM57.215.31933481
Sun 11, 1 PM54.515.32133461
Sun 11, 12 PM52.716.92433351
Sun 11, 11 AM48.021.03443461
Sun 11, 10 AM47.521.93643541
Sun 11, 9 AM45.121.03843551
Sun 11, 8 AM43.720.33933461
Sun 11, 7 AM42.820.74143561
Sun 11, 6 AM44.420.43843551
Sun 11, 5 AM45.020.93833561
Sun 11, 4 AM44.620.53843561
Sun 11, 3 AM45.522.03923351
Sun 11, 2 AM45.722.13913301
Sun 11, 1 AM47.321.73623221
Sun 11, 12 AM47.821.53513161
Sat 10, 11 PM49.121.93423281
Sat 10, 10 PM49.521.63323541
Sat 10, 9 PM52.722.931331
Sat 10, 8 PM54.725.43223451
Sat 10, 7 PM55.829.2363111
Sat 10, 6 PM59.736.6421821
Sat 10, 5 PM64.835.83411001
Sat 10, 4 PM68.734.32821281
Sat 10, 3 PM69.835.22821421
Sat 10, 2 PM66.036.13321941
Sat 10, 1 PM64.637.7372671
Sat 10, 12 PM63.038.34021021
Sat 10, 11 AM59.038.24621231
Sat 10, 10 AM52.337.15612011
Sat 10, 9 AM53.136.95413051
Sat 10, 8 AM51.335.75513101
Sat 10, 7 AM48.935.25923211
Sat 10, 6 AM50.436.25823181
Sat 10, 5 AM51.136.45723161
Sat 10, 4 AM51.836.15542711
Sat 10, 3 AM53.436.25242701
Sat 10, 2 AM56.334.14332731
Sat 10, 1 AM59.932.93622851
Sat 10, 12 AM60.827.52842611
Fri 9, 11 PM62.624.32342511
Fri 9, 10 PM65.523.42052601
Fri 9, 9 PM66.927.92372541
Fri 9, 8 PM69.326.52062551
Fri 9, 7 PM72.326.41832561
Fri 9, 6 PM77.727.91652521
Fri 9, 5 PM82.833.51752521
Fri 9, 4 PM85.638.61932211
Fri 9, 3 PM85.635.81732371
Fri 9, 2 PM86.037.51842421
Fri 9, 1 PM83.835.81852481
Fri 9, 12 PM84.938.01952511
Fri 9, 11 AM79.337.12222361
Fri 9, 10 AM74.837.62632731
Fri 9, 9 AM70.937.12942711
Fri 9, 8 AM69.337.43152671
Fri 9, 7 AM67.536.63262751
Fri 9, 6 AM67.137.03352741
Fri 9, 5 AM69.336.53052791
Fri 9, 4 AM70.536.72952851
Fri 9, 3 AM71.635.82752831
Fri 9, 2 AM72.337.42842991
Fri 9, 1 AM72.337.42842901
Fri 9, 12 AM73.637.62732941
Thu 8, 11 PM74.737.52642901
Thu 8, 10 PM75.738.42642661
Thu 8, 9 PM77.933.62042901
High and Low at French Gulch, high from 57.2 to 89.8, the latest 77.5; low from 40.1 to 74.7, the latest 61.9, in degrees Fahrenheit.HIGH AND LOWF406080100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHLOW
Highest dew point and Lowest dew point at French Gulch, highest dew point from 22.1 to 53.2, the latest 34.8; lowest dew point from 1.7 to 48.0, the latest 24.1, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF0204060Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at French Gulch, highest humidity from 21 to 79, the latest 34; lowest humidity from 9 to 41, the latest 16, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%020406080Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Strongest gust at French Gulch, strongest gust from 6 to 26, the latest 13, in miles an hour.STRONGEST GUSTmph0102030Sep 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 %Strongest gust mph
Oct 1577.561.934.824.1341613
Oct 1473.957.236.319.429229
Oct 1366.245.326.819.342207
Oct 1257.440.123.119.2442621
Oct 1157.242.822.114.7411915
Oct 1069.848.938.321.6592813
Oct 986.062.638.623.4331613
Oct 889.274.739.330.026147
Oct 788.773.940.133.825169
Oct 689.873.940.832.626157
Oct 588.771.241.935.2291710
Oct 485.171.440.331.927196
Oct 387.671.436.625.921158
Oct 285.369.842.520.236128
Oct 186.969.341.037.4321811
Sep 3084.665.140.132.730197
Sep 2982.860.136.925.139199
Sep 2876.152.739.229.255229
Sep 2769.655.433.113.2361612
Sep 2671.452.735.11.745911
Sep 2572.953.646.324.6712326
Sep 2479.065.743.929.9362418
Sep 2382.858.147.831.862188
Sep 2277.457.253.248.079419
Sep 2185.660.851.736.972198
Sep 20------7
Sep 19------7
Sep 18------7
Sep 17------10

Station report

French Gulch, in 4 sheets

Drawn from its report of Oct 15, 2026, 7:00 PM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The air

Contents

73.0 F with a dew point of 24.1 F, 16 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 10,900 ft up.

Chart of the air at French Gulch: temperature 73.0 degrees Fahrenheit and dew point 24.1, 16 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 10,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT S2218FIG. B THE AIR AT FRENCH GULCHTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00014,0000 F20 F40 F60 F80 FSATURATES 10,900 FT ABOVE THE STATION, AT 14.6 FTEMPERATURE 73.0 FDEW POINT 24.1 FSPREAD 48.9 FRELATIVE HUMIDITY 16 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 POINTTITLEFrench Gulch, the airSTATION REPORT · SCAN S2218TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 4DATE2026-10-16IDSR-S2218-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

2The column

Contents

At 3,704 ft above sea level, 13 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 26.13 inHg and the temperature at 45.8 F; it reports 73.0 F, 27.2 F warmer than standard.

Section from sea level of where French Gulch stands in the atmosphere, height to scale: the station 3,704 feet above sea level with 13 per cent of the air below it; the standard atmosphere's pressure there, 26.13 inches of mercury, and temperature, 45.8 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT S2218FIG. D WHERE FRENCH GULCH 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 ATMOSPHEREFRENCH GULCH13 PER CENT OF THE AIR BELOW IT3,704 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 HERE26.13 inHgSTANDARD TEMPERATURE HERE45.8 FTEMPERATURE, REPORTED73.0 FTITLEFrench Gulch, the columnSTATION REPORT · SCAN S2218TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 4DATE2026-10-16IDSR-S2218-2DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

3The sun

Contents

On Oct 16 the noon sun stands 40 degrees above the horizon at 40.79 N, and the day is 10 h 56 min long. Level ground there takes 64 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at French Gulch, angles true: on Oct 16 it stands 40 degrees above the horizon, against 73 at the June solstice, 49 at the equinoxes and 26 at the December solstice; the day is 10 h 56 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT S2218FIG. E THE SUN AT FRENCH GULCHELEVATION 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 49°DECEMBER SOLSTICE 26°OCT 16, 40°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 56 MINLEVEL GROUND TAKES 64 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 40.79 N; THE SUN'S DECLINATION -9.1°TITLEFrench Gulch, the sunSTATION REPORT · SCAN S2218TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 3 of 4DATE2026-10-16IDSR-S2218-3DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

4The instrument

Contents

A weather instrument, 3,704 ft above sea level. Its report of Oct 15, 2026, 7:00 PM local time is written on the sensors that made it.

Elevation of the instrument, French Gulch, each sensor drawn and labelled with what it read: antenna, sending by satellite, last heard oct 15, 2026, 7:00 pm local time; air temperature, 73.0 f, dew point 24.1 f.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT S2218FIG. F THE INSTRUMENTELEVATION OF THE INSTRUMENT, EACH SENSOR WITH WHAT IT READ, OCT 15, 2026, 7:00 PM LOCAL TIMEANTENNA, SENDING BY SATELLITELAST HEARD OCT 15, 2026, 7:00 PM LOCAL TIMEAIR TEMPERATURE73.0 F, DEW POINT 24.1 FPRECIPITATION GAUGE-SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEFrench Gulch, the instrumentSTATION REPORT · SCAN S2218TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 4 of 4DATE2026-10-16IDSR-S2218-4DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

What this instrument measures for

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

Near French Gulch