Storm Station

Beside a road

RWIS network, identified by the register

Identifier
UTPR5
Latitude
37.88878 N
Longitude
111.45808 W
Elevation
6,774 ft
Rank
499of 851 in Utah, Oct 4
Air temperature
64.6F
What it feels like
64.6F
High so far today
65.9F
Low so far today
62.7F
Dew point
29.5F
Relative humidity
27%
Visibility
10mi
Wind
7mph
Gust
11mph
Strongest wind today
7mph
Wind direction
353°

On the radar over Portable RWIS 5ReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

Beside a road

Drawn as the kind of place it stands at. 217 instruments in Utah stand at one.

Station charts

Portable RWIS 5 Report

Rank 499 of 851 in Utah, Oct 4. 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.

247 score85.7of 100

  1. Reports receivedweight 3585.3430 of 504 scheduled reports received in 7 days
  2. Arrivalweight 1065.7half its reports arrived within 27 min
  3. Continuityweight 1075.7longest silence 2.2 h, on a schedule of one report every 20 min
  4. Accuracyweight 20--
  5. Instrument checksweight 15--
  6. Forecast checkweight 10--

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

Rank
499of 851 in Utah, Oct 4
Schedule
every 20 min
Reports received, 24 hours
72 of 72100% of its schedule, 132 reports in all
Reports received, 7 days
434 of 50486.1% of its schedule, 532 reports in all
Days reported, 30 days
30 of 30
Longest silence, 7 days
2 h 10 minfrom Oct 2, 9:50 PM
Latest report
Oct 4, 5:10 AMlocal time
Time to reach Storm Station
27 min9 in 10 within 31 min

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

Its schedule is one report every 20 min, 72 in 24 hours. Two reports in the same 20 min count as one received.

Chart of the 851 ranked stations in Utah on Oct 4 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, 0; 10 to 19 per cent, 2; 20 to 29 per cent, 3; 30 to 39 per cent, 19; 40 to 49 per cent, 5; 50 to 59 per cent, 4; 60 to 69 per cent, 24; 70 to 79 per cent, 68; 80 to 89 per cent, 194; 90 to 99 per cent, 386; 100 per cent, 146. Portable RWIS 5 received 85.3 per cent, 430 of 504 scheduled reports, rank 499 of 851.WHERE IT RANKS IN UTAH, Oct 4THIS ONE: 85.3%, 430 OF 504, RANK 499 OF 851PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101000 to 910 to 19220 to 29330 to 391940 to 49550 to 59460 to 692470 to 796880 to 8919490 to 99386100146STATIONS, LOG SCALE
Chart of Portable RWIS 5's rank in Utah by how it reported, day by day, from 2026-09-26 to 2026-10-04: 2026-09-26 rank 365 of 651; 2026-09-27 rank 505 of 653; 2026-09-28 rank 599 of 761; 2026-09-29 rank 581 of 774; 2026-09-30 rank 580 of 781; 2026-10-01 rank 626 of 781; 2026-10-02 rank 536 of 850; 2026-10-03 rank 534 of 850; 2026-10-04 rank 499 of 851.ITS RANK IN UTAH, DAY BY DAYRANK, FIRST AT THE TOP1200400600800Sep 26Sep 28Sep 30Oct 2Oct 4
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%146
90 to 99%386
80 to 89%194
70 to 79%68
60 to 69%24
50 to 59%4
40 to 49%5
30 to 39%19
20 to 29%3
10 to 19%2
0 to 9%0
DayRankStations rankedShare received
Oct 4, 202649985185.3%
Oct 3, 202653485086.5%
Oct 2, 202653685086.5%
Oct 1, 202662678191.3%
Sep 30, 202658078194.3%
Sep 29, 202658177494.7%
Sep 28, 202659976195.7%
Sep 27, 202650565396.4%
Sep 26, 202636565198.5%
Temperature and Dew point at Portable RWIS 5, temperature from 58.0 to 75.3, the latest 63.5; dew point from 26.9 to 43.1, the latest 29.7, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF204060806 AM9 AM12 PM3 PM6 PM9 PMOct 43 AMFREEZINGTEMPERATUREDEW POINT
Relative humidity at Portable RWIS 5, relative humidity from 20 to 49, the latest 28, in per cent.RELATIVE HUMIDITY%203040506 AM9 AM12 PM3 PM6 PM9 PMOct 43 AM
Wind and Gust at Portable RWIS 5, wind from 1 to 6, the latest 5; gust from 5 to 14, the latest 11, in miles an hour.WIND AND GUSTmph0510156 AM9 AM12 PM3 PM6 PM9 PMOct 43 AMWINDGUST
Wind direction at Portable RWIS 5, wind direction from 67 to 353, the latest 353, in degrees.WIND DIRECTION°0901802703606 AM9 AM12 PM3 PM6 PM9 PMOct 43 AM
Visibility at Portable RWIS 5, visibility from 10.0 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.5106 AM9 AM12 PM3 PM6 PM9 PMOct 43 AMLIFRIFRMVFRVFR
Reports received at Portable RWIS 5, reports from 0.0 to 6.0, the latest 0.0, in reports.REPORTS RECEIVEDreports02466 AM9 AM12 PM3 PM6 PM9 PMOct 43 AM
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphWind direction °Visibility miReports
Sun 4, 4 AM63.529.72851135310.05
Sun 4, 3 AM64.230.0285834410.06
Sun 4, 2 AM64.529.6274933210.06
Sun 4, 1 AM65.427.52451134710.06
Sun 4, 12 AM63.426.9253633710.06
Sat 3, 11 PM62.927.4265831810.06
Sat 3, 10 PM63.628.4265730210.06
Sat 3, 9 PM62.630.4306729210.06
Sat 3, 8 PM66.231.7283628010.06
Sat 3, 7 PM70.530.62331133210.06
Sat 3, 6 PM73.630.6205126710.06
Sat 3, 5 PM75.337.5265119810.06
Sat 3, 4 PM75.341.43051112910.06
Sat 3, 3 PM75.041.63061412310.06
Sat 3, 2 PM74.240.8304109610.06
Sat 3, 1 PM72.841.73351118310.06
Sat 3, 12 PM71.143.13631021510.06
Sat 3, 11 AM69.543.03851115110.06
Sat 3, 10 AM67.341.7394811810.06
Sat 3, 9 AM65.239.138367010.06
Sat 3, 8 AM62.342.2481510810.06
Sat 3, 7 AM58.039.1494730910.06
Sat 3, 6 AM58.538.8484634210.06
Temperature and Dew point at Portable RWIS 5, temperature from 48.5 to 75.3, the latest 63.5; dew point from 26.9 to 49.7, the latest 29.7, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF20406080Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4FREEZINGTEMPERATUREDEW POINT
Relative humidity at Portable RWIS 5, relative humidity from 20 to 98, the latest 28, in per cent.RELATIVE HUMIDITY%20406080100Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
Wind and Gust at Portable RWIS 5, wind from 0 to 10, the latest 5; gust from 1 to 23, the latest 11, in miles an hour.WIND AND GUSTmph0102030Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4WINDGUST
Wind direction at Portable RWIS 5, wind direction from 12 to 359, the latest 353, in degrees.WIND DIRECTION°090180270360Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
Visibility at Portable RWIS 5, visibility from 1.8 to 10.0, the latest 10.0, in miles.VISIBILITYmi02.557.510Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4LIFRIFRMVFRVFR
Reports received at Portable RWIS 5, reports from 0.0 to 6.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0246Mon 28Tue 29Wed 30Thu 1Fri 2Sat 3Sun 4
The readings these charts were drawn from, as a table
HourTemperature FDew point FRelative humidity %Wind mphGust mphWind direction °Visibility miReports
Sun 4, 4 AM63.529.72851135310.05
Sun 4, 3 AM64.230.0285834410.06
Sun 4, 2 AM64.529.6274933210.06
Sun 4, 1 AM65.427.52451134710.06
Sun 4, 12 AM63.426.9253633710.06
Sat 3, 11 PM62.927.4265831810.06
Sat 3, 10 PM63.628.4265730210.06
Sat 3, 9 PM62.630.4306729210.06
Sat 3, 8 PM66.231.7283628010.06
Sat 3, 7 PM70.530.62331133210.06
Sat 3, 6 PM73.630.6205126710.06
Sat 3, 5 PM75.337.5265119810.06
Sat 3, 4 PM75.341.43051112910.06
Sat 3, 3 PM75.041.63061412310.06
Sat 3, 2 PM74.240.8304109610.06
Sat 3, 1 PM72.841.73351118310.06
Sat 3, 12 PM71.143.13631021510.06
Sat 3, 11 AM69.543.03851115110.06
Sat 3, 10 AM67.341.7394811810.06
Sat 3, 9 AM65.239.138367010.06
Sat 3, 8 AM62.342.2481510810.06
Sat 3, 7 AM58.039.1494730910.06
Sat 3, 6 AM58.538.8484634210.06
Sat 3, 5 AM58.539.7504635310.06
Sat 3, 4 AM57.641.1543535410.06
Sat 3, 3 AM58.241.6544731510.06
Sat 3, 2 AM58.141.7544635710.06
Sat 3, 1 AM58.041.8553631110.06
Sat 3, 12 AM57.641.8564630810.06
Fri 2, 11 PM57.941.9554530510.06
Fri 2, 9 PM61.342.5503533410.06
Fri 2, 8 PM62.742.2473425510.06
Fri 2, 7 PM65.542.7443519810.06
Fri 2, 6 PM69.843.2384916010.06
Fri 2, 5 PM71.343.03651212710.06
Fri 2, 4 PM72.342.53451515010.06
Fri 2, 3 PM72.042.03471520110.06
Fri 2, 2 PM70.942.43661412910.06
Fri 2, 1 PM69.642.03761316610.06
Fri 2, 12 PM67.741.43861217710.06
Fri 2, 11 AM65.541.84271217010.06
Fri 2, 10 AM63.940.54261218810.06
Fri 2, 9 AM63.639.3414818410.06
Fri 2, 8 AM60.638.4442422710.06
Fri 2, 7 AM56.035.6463629610.06
Fri 2, 6 AM56.435.7461427210.06
Fri 2, 5 AM56.836.3463723210.06
Fri 2, 4 AM57.337.9484731310.06
Fri 2, 3 AM58.438.7483534810.06
Fri 2, 2 AM57.638.7493734510.06
Fri 2, 1 AM57.838.7494729510.06
Fri 2, 12 AM58.239.0494732510.06
Thu 1, 11 PM60.138.4454731610.06
Thu 1, 10 PM61.238.7434934410.06
Thu 1, 9 PM61.239.1442534710.06
Thu 1, 8 PM63.339.0412427710.06
Thu 1, 7 PM65.640.239371737.46
Thu 1, 6 PM70.439.7335111684.56
Thu 1, 5 PM72.339.6317121744.26
Thu 1, 4 PM73.139.5306151962.56
Thu 1, 3 PM72.739.5305111453.46
Thu 1, 2 PM72.239.5315142175.66
Thu 1, 1 PM71.440.0325141501.86
Thu 1, 12 PM70.340.33461116110.06
Thu 1, 11 AM69.640.0345911210.06
Thu 1, 10 AM67.939.135359410.06
Thu 1, 9 AM66.238.6362411810.06
Thu 1, 8 AM61.838.342243010.06
Thu 1, 7 AM57.436.7464734310.06
Thu 1, 6 AM55.637.2505730910.06
Thu 1, 5 AM54.337.5535629510.06
Thu 1, 4 AM54.738.0535729410.06
Thu 1, 3 AM55.638.2524733010.06
Thu 1, 2 AM55.038.4544627410.06
Thu 1, 1 AM55.638.7533528910.06
Thu 1, 12 AM56.639.0523633510.06
Wed 30, 11 PM55.639.2544633810.06
Wed 30, 10 PM57.939.4502633010.06
Wed 30, 9 PM59.239.448386810.06
Wed 30, 8 PM58.640.4514935910.06
Wed 30, 7 PM61.140.5474724710.06
Wed 30, 6 PM66.639.8374921710.06
Wed 30, 5 PM67.738.8355141784.06
Wed 30, 4 PM68.037.6336148010.06
Wed 30, 3 PM68.138.7348226210.06
Wed 30, 2 PM66.740.0389216610.06
Wed 30, 1 PM66.840.13810206410.06
Wed 30, 12 PM65.339.7397205810.06
Wed 30, 11 AM62.839.5429232510.06
Wed 30, 10 AM61.640.64661535010.06
Wed 30, 9 AM60.041.2506141210.06
Wed 30, 8 AM57.841.65531134410.06
Wed 30, 7 AM57.441.6553131810.06
Wed 30, 6 AM57.041.35641335910.06
Wed 30, 5 AM54.241.96331029410.06
Wed 30, 4 AM53.742.36541212710.06
Wed 30, 3 AM53.042.8683720310.06
Wed 30, 2 AM53.042.5674724210.06
Wed 30, 1 AM52.841.0643823110.06
Wed 30, 12 AM53.641.5634625710.06
Tue 29, 11 PM54.941.0592720810.06
Tue 29, 10 PM55.242.0614731410.06
Tue 29, 9 PM54.543.4673725710.06
Tue 29, 8 PM55.642.461493710.06
Tue 29, 7 PM53.947.4794628710.06
Tue 29, 6 PM55.547.4743728510.06
Tue 29, 5 PM57.045.3653816210.06
Tue 29, 4 PM58.144.0596137210.06
Tue 29, 3 PM58.044.7619218510.06
Tue 29, 2 PM56.847.07081710010.06
Tue 29, 1 PM56.947.77161311510.06
Tue 29, 12 PM55.248.8794914510.05
Tue 29, 11 AM53.549.7872731410.06
Tue 29, 10 AM51.948.9902627110.06
Tue 29, 9 AM50.248.7954108510.06
Tue 29, 8 AM49.147.8953716310.06
Tue 29, 7 AM48.647.897361610.06
Tue 29, 6 AM48.948.2971427610.06
Tue 29, 5 AM48.747.8970126110.06
Tue 29, 4 AM48.948.1971324310.06
Tue 29, 3 AM48.848.1982424510.06
Tue 29, 2 AM48.647.9972429210.06
Tue 29, 1 AM49.047.7953526110.06
Tue 29, 12 AM49.345.98841121310.06
Mon 28, 11 PM49.244.383714228.16
Mon 28, 10 PM48.544.7879183594.56
Mon 28, 9 PM49.546.0887222682.26
Mon 28, 8 PM55.649.48071712110.06
Mon 28, 7 PM57.348.17171514410.06
Mon 28, 6 PM58.547.06671513010.06
Mon 28, 5 PM58.947.56681613610.06
Mon 28, 4 PM59.947.46371612510.06
Mon 28, 3 PM59.547.96551212410.06
Mon 28, 2 PM58.848.46851412710.06
Mon 28, 1 PM58.348.97171714610.05
Mon 28, 12 PM59.047.76691816810.06
Mon 28, 11 AM59.046.36381517710.06
Mon 28, 10 AM58.345.56261317810.06
Mon 28, 9 AM57.245.16451020810.06
Mon 28, 8 AM54.844.2671418010.06
Mon 28, 7 AM54.243.3671526710.06
Mon 28, 6 AM54.143.3671323410.06
Mon 28, 5 AM55.343.26441022410.06
Mon 28, 4 AM56.942.95971921810.06
Mon 28, 3 AM58.143.1574922810.06
Mon 28, 2 AM59.442.75451021910.06
Mon 28, 1 AM59.442.35341125010.06
Mon 28, 12 AM59.442.35371528310.06
Sun 27, 11 PM59.942.55341022210.06
Sun 27, 10 PM63.037.83951127010.06
Sun 27, 9 PM63.936.23641123510.06
Sun 27, 8 PM66.135.53281822110.06
Sun 27, 7 PM67.035.83251017910.06
Sun 27, 6 PM68.435.32941114510.06
Sun 27, 5 PM69.436.43071520110.06
Sun 27, 4 PM70.037.53081617810.06
Sun 27, 3 PM72.038.229101822710.06
Sun 27, 2 PM71.139.031101822210.06
Sun 27, 1 PM71.138.831101921210.06
Sun 27, 12 PM70.539.23291816910.06
Sun 27, 11 AM69.340.13571418310.06
Sun 27, 10 AM67.639.63651117710.06
Sun 27, 9 AM65.339.1382718710.06
Sun 27, 8 AM59.538.0453528010.06
Sun 27, 7 AM57.436.6463529910.06
Sun 27, 6 AM58.237.0453534510.06
High and Low at Portable RWIS 5, high from 58.7 to 86.3, the latest 65.9; low from 46.2 to 62.7, the latest 62.7, in degrees Fahrenheit.HIGH AND LOWF406080100Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30HIGHLOW
Highest dew point and Lowest dew point at Portable RWIS 5, highest dew point from 30.3 to 58.8, the latest 30.3; lowest dew point from 20.3 to 52.0, the latest 26.7, in degrees Fahrenheit.HIGHEST DEW POINT AND LOWEST DEW POINTF2030405060Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30HIGHEST DEW POINTLOWEST DEW POINT
Highest humidity and Lowest humidity at Portable RWIS 5, highest humidity from 27 to 98, the latest 29; lowest humidity from 13 to 56, the latest 23, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%0255075100Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30HIGHEST HUMIDITYLOWEST HUMIDITY
Average wind and Strongest gust at Portable RWIS 5, average wind from 3 to 7, the latest 4; strongest gust from 11 to 30, the latest 11, in miles an hour.AVERAGE WIND AND STRONGEST GUSTmph010203040Sep 5Sep 10Sep 15Sep 20Sep 25Sep 30AVERAGE WINDSTRONGEST GUST
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 mph
Oct 465.962.730.326.72923-11
Oct 375.756.343.727.05720414
Oct 273.155.143.635.25633415
Oct 173.453.441.336.05629415
Sep 3069.051.543.036.87131523
Sep 2958.748.350.240.29856321
Sep 2860.846.250.841.39350622
Sep 2773.156.243.233.65428519
Sep 2675.352.939.031.14923628
Sep 2572.556.143.233.75429421
Sep 2471.355.443.830.45425523
Sep 2372.053.147.032.95828413
Sep 2272.651.150.932.47825527
Sep 2172.652.740.325.04520421
Sep 2073.950.333.826.44718517
Sep 1976.154.943.520.36213625
Sep 1876.256.757.539.79529521
Sep 1769.654.555.852.09655312
Sep 1671.855.857.549.59751522
Sep 1574.760.456.136.47134626
Sep 1479.957.354.435.68323724
Sep 1380.260.855.345.66633730
Sep 1284.057.358.244.58726524
Sep 1180.262.458.829.58024520
Sep 1086.361.933.625.12714418
Sep 982.160.436.323.63715517
Sep 880.856.040.729.35115528
Sep 774.852.751.337.57828418
Sep 668.556.155.837.39037415
Sep 578.559.441.632.05019625

Station report

Portable RWIS 5, in 6 sheets

Drawn from its report of Oct 4, 2026, 4:40 AM local time, in the manner of the Field Book, and opened beside the plates that explain each part of it.

1The sky

Contents

No cloud reported; visibility 10 mi.

Section of the sky over Portable RWIS 5, height above the station to scale: no cloud reported, and visibility of 10 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. A THE SKY OVER PORTABLE RWIS 5SECTION, 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 STATION05001,0001,5002,0002,5003,000ETAGESLOWTHE STATIONNO CLOUD REPORTEDVISIBILITY, MILES: 10 MI0510TITLEPortable RWIS 5, the skySTATION REPORT · RWIS UTPR5TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-04IDSR-UTPR5-1DRAWN AS linework on paperSOURCES FB-SKY-001

From the Field Book

2The air

Contents

64.6 F with a dew point of 29.5 F, 27 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 7,900 ft up.

Chart of the air at Portable RWIS 5: temperature 64.6 degrees Fahrenheit and dew point 29.5, 27 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 7,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. B THE AIR AT PORTABLE RWIS 5THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00010 F30 F50 F70 FSATURATES 7,900 FT ABOVE THE STATION, AT 22.4 FTEMPERATURE 64.6 FDEW POINT 29.5 FSPREAD 35.0 FRELATIVE HUMIDITY 27 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 POINTTITLEPortable RWIS 5, the airSTATION REPORT · RWIS UTPR5TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-04IDSR-UTPR5-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

3The wind

Contents

From the north (353 degrees) at 7 mph, gusting 11 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 11 mph.

Plan of the wind at Portable RWIS 5, north up: blowing from 353 degrees, the north, at 7 miles an hour, gusting 11; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. C THE WIND AT PORTABLE RWIS 5PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 353°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE8GUST, 11 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPortable RWIS 5, the windSTATION REPORT · RWIS UTPR5TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-04IDSR-UTPR5-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

4The column

Contents

At 6,774 ft above sea level, 22 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 23.29 inHg and the temperature at 34.8 F; it reports 64.6 F, 29.7 F warmer than standard.

Section from sea level of where Portable RWIS 5 stands in the atmosphere, height to scale: the station 6,774 feet above sea level with 22 per cent of the air below it; the standard atmosphere's pressure there, 23.29 inches of mercury, and temperature, 34.8 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. D WHERE PORTABLE RWIS 5 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 ATMOSPHEREPORTABLE RWIS 522 PER CENT OF THE AIR BELOW IT6,774 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 HERE23.29 inHgSTANDARD TEMPERATURE HERE34.8 FTEMPERATURE, REPORTED64.6 FTITLEPortable RWIS 5, the columnSTATION REPORT · RWIS UTPR5TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 4 of 6DATE2026-10-04IDSR-UTPR5-4DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

5The sun

Contents

On Oct 4 the noon sun stands 48 degrees above the horizon at 37.89 N, and the day is 11 h 31 min long. Level ground there takes 74 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Portable RWIS 5, angles true: on Oct 4 it stands 48 degrees above the horizon, against 76 at the June solstice, 52 at the equinoxes and 29 at the December solstice; the day is 11 h 31 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. E THE SUN AT PORTABLE RWIS 5ELEVATION 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 76°EQUINOXES 52°DECEMBER SOLSTICE 29°OCT 4, 48°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 11 H 31 MINLEVEL GROUND TAKES 74 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 37.89 N; THE SUN'S DECLINATION -4.6°TITLEPortable RWIS 5, the sunSTATION REPORT · RWIS UTPR5TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 5 of 6DATE2026-10-04IDSR-UTPR5-5DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

6The instrument

Contents

A road weather station, 6,774 ft above sea level. Its report of Oct 4, 2026, 4:40 AM local time is written on the sensors that made it.

Elevation of a road weather station, Portable RWIS 5, each sensor drawn and labelled with what it read: air temperature on the tower, 64.6 f, dew point 29.5 f; wind at the top of the tower, from 353°, 7 mph, gusts 11.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UTPR5FIG. F THE INSTRUMENTELEVATION OF A ROAD WEATHER STATION, EACH SENSOR WITH WHAT IT READ, OCT 4, 2026, 4:40 AM LOCAL TIMETHE ROAD, IN SECTIONPAVEMENT SENSOR, SET IN THE ROAD-PROBE UNDER THE ROAD-AIR TEMPERATURE ON THE TOWER64.6 F, DEW POINT 29.5 FWIND AT THE TOP OF THE TOWERFROM 353°, 7 MPH, GUSTS 11SCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLEPortable RWIS 5, the instrumentSTATION REPORT · RWIS UTPR5TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 6 of 6DATE2026-10-04IDSR-UTPR5-6DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

The instrumentWhat an instrument is FB-INS-001Stevenson screen and siting FB-INS-009

What it seesLapse rates and stability FB-ENG-005Water vapour as a gas FB-ENG-011Blizzard FB-EVT-081Ice storm FB-EVT-084Heat wave and heat dome FB-EVT-130Fire weather FB-EVT-139High wind FB-EVT-150Humidity variables FB-WAT-002Fog types FB-WAT-020

Near Portable RWIS 5

Gauges

Weather instruments

Places