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At a climate reference station

USCRN network, identified by the register

Identifier
04140
Latitude
46.88000 N
Longitude
110.28000 W
Elevation
5,070 ft
Rank
676of 1,053 in Montana, Oct 16
Observed
3:00 AMMDT, 2 hours ago
Air temperature
21.4F
What it feels like
21.4F
High so far today
33.1F
Low so far today
21.4F
Dew point
14.7F
Relative humidity
75%
Wind
2mph
Strongest wind today
5mph
Precipitation today
0in
Ground surface temperature
20.3F

Ranking Statistics

On the radar over Lewistown 42 WSWReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

Station charts

Lewistown 42 WSW Report

Rank 676 of 1,053 in Montana, 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.

Rank
676of 1,053 in Montana, Oct 16
Schedule
every 5 min
Reports received, 24 hours
276 of 28895.8% of its schedule
Reports received, 7 days
2,004 of 2,01699.4% of its schedule
Days reported, 30 days
30 of 30
Longest silence, 7 days
2 h 07 minfrom Oct 16, 3:00 AM
Latest report
Oct 16, 3:00 AMlocal time

Its schedule is one report every 5 min, 288 in 24 hours. Two reports in the same 5 min count as one received.

Temperature and Dew point at Lewistown 42 WSW, temperature from 21.4 to 42.9, the latest 21.4; dew point from 14.7 to 25.8, the latest 14.7, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF10203040506 AM9 AM12 PM3 PM6 PM9 PMOct 163 AMFREEZINGTEMPERATUREDEW POINT
Relative humidity at Lewistown 42 WSW, relative humidity from 63 to 75, the latest 75, in per cent.RELATIVE HUMIDITY%606570756 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Wind at Lewistown 42 WSW, wind from 0 to 6, the latest 2, in miles an hour.WINDmph02466 AM9 AM12 PM3 PM6 PM9 PMOct 163 AM
Reports received at Lewistown 42 WSW, 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 AM21.414.77521
Fri 16, 2 AM27.416.563312
Fri 16, 1 AM28.217.865212
Fri 16, 12 AM29.119.467212
Thu 15, 11 PM28.020.4-212
Thu 15, 10 PM27.320.9-212
Thu 15, 9 PM30.022.2-112
Thu 15, 8 PM28.922.0-112
Thu 15, 7 PM32.023.0-212
Thu 15, 6 PM35.322.7-012
Thu 15, 5 PM38.123.6-012
Thu 15, 4 PM38.125.2-312
Thu 15, 3 PM38.425.8-312
Thu 15, 2 PM38.125.3-512
Thu 15, 1 PM39.624.1-612
Thu 15, 12 PM42.920.3-412
Thu 15, 11 AM41.020.1-312
Thu 15, 10 AM39.219.8-312
Thu 15, 9 AM37.619.8-512
Thu 15, 8 AM36.920.7-312
Thu 15, 7 AM37.320.9-512
Thu 15, 6 AM37.420.9-412
Temperature and Dew point at Lewistown 42 WSW, temperature from 18.4 to 77.2, the latest 21.4; dew point from 14.6 to 36.0, the latest 14.7, in degrees Fahrenheit.TEMPERATURE AND DEW POINTF020406080Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16FREEZINGTEMPERATUREDEW POINT
Relative humidity at Lewistown 42 WSW, relative humidity from 63 to 75, the latest 75, in per cent.RELATIVE HUMIDITY%60657075Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Wind at Lewistown 42 WSW, wind from 0 to 16, the latest 2, in miles an hour.WINDmph05101520Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16
Reports received at Lewistown 42 WSW, 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 AM21.414.77521
Fri 16, 2 AM27.416.563312
Fri 16, 1 AM28.217.865212
Fri 16, 12 AM29.119.467212
Thu 15, 11 PM28.020.4-212
Thu 15, 10 PM27.320.9-212
Thu 15, 9 PM30.022.2-112
Thu 15, 8 PM28.922.0-112
Thu 15, 7 PM32.023.0-212
Thu 15, 6 PM35.322.7-012
Thu 15, 5 PM38.123.6-012
Thu 15, 4 PM38.125.2-312
Thu 15, 3 PM38.425.8-312
Thu 15, 2 PM38.125.3-512
Thu 15, 1 PM39.624.1-612
Thu 15, 12 PM42.920.3-412
Thu 15, 11 AM41.020.1-312
Thu 15, 10 AM39.219.8-312
Thu 15, 9 AM37.619.8-512
Thu 15, 8 AM36.920.7-312
Thu 15, 7 AM37.320.9-512
Thu 15, 6 AM37.420.9-412
Thu 15, 5 AM37.223.5-212
Thu 15, 4 AM37.822.4-212
Thu 15, 3 AM39.221.9-412
Thu 15, 2 AM40.427.0-512
Thu 15, 1 AM39.624.0-412
Thu 15, 12 AM32.323.8-112
Wed 14, 11 PM29.823.9-112
Wed 14, 10 PM29.724.4-112
Wed 14, 9 PM33.326.9-212
Wed 14, 8 PM33.527.7-212
Wed 14, 7 PM35.929.0-212
Wed 14, 6 PM40.329.9-112
Wed 14, 5 PM43.130.7-012
Wed 14, 4 PM44.130.9-112
Wed 14, 3 PM45.429.8-112
Wed 14, 2 PM45.329.3-212
Wed 14, 1 PM46.428.3-212
Wed 14, 12 PM43.625.7-112
Wed 14, 11 AM40.424.5-212
Wed 14, 10 AM34.924.3-012
Wed 14, 9 AM28.120.9-112
Wed 14, 8 AM22.516.3-212
Wed 14, 7 AM20.014.6-212
Wed 14, 6 AM21.615.7-212
Wed 14, 5 AM22.616.7-212
Wed 14, 4 AM20.615.0-112
Wed 14, 3 AM21.016.5-212
Wed 14, 2 AM21.017.0-112
Wed 14, 1 AM21.818.2-112
Wed 14, 12 AM24.120.3-112
Tue 13, 11 PM23.520.1-112
Tue 13, 10 PM26.523.3-112
Tue 13, 9 PM28.625.5-112
Tue 13, 8 PM27.924.8-112
Tue 13, 7 PM30.326.5-112
Tue 13, 6 PM35.126.8-012
Tue 13, 5 PM38.327.6-012
Tue 13, 4 PM39.028.0-112
Tue 13, 3 PM39.128.7-012
Tue 13, 2 PM37.328.7-012
Tue 13, 1 PM37.128.7-012
Tue 13, 12 PM33.926.3-012
Tue 13, 11 AM29.825.2-012
Tue 13, 10 AM27.624.6-012
Tue 13, 9 AM23.720.4-012
Tue 13, 8 AM19.115.4-012
Tue 13, 7 AM19.215.4-112
Tue 13, 6 AM18.414.7-112
Tue 13, 5 AM20.116.4-112
Tue 13, 4 AM21.418.0-112
Tue 13, 3 AM20.316.7-112
Tue 13, 2 AM21.117.4-112
Tue 13, 1 AM21.217.5-212
Tue 13, 12 AM20.116.5-112
Mon 12, 11 PM20.516.9-012
Mon 12, 10 PM21.718.5-012
Mon 12, 9 PM25.022.0-112
Mon 12, 8 PM26.022.4-012
Mon 12, 7 PM27.123.1-112
Mon 12, 6 PM27.522.3-112
Mon 12, 5 PM27.922.2-212
Mon 12, 4 PM28.122.3-512
Mon 12, 3 PM28.622.2-412
Mon 12, 2 PM29.022.5-512
Mon 12, 1 PM29.322.4-312
Mon 12, 12 PM28.922.0-212
Mon 12, 11 AM27.321.9-112
Mon 12, 10 AM25.720.6-012
Mon 12, 9 AM25.420.7-112
Mon 12, 8 AM24.120.3-012
Mon 12, 7 AM24.720.9-012
Mon 12, 6 AM25.021.2-012
Mon 12, 5 AM24.520.8-012
Mon 12, 4 AM25.621.3-012
Mon 12, 3 AM26.021.9-012
Mon 12, 2 AM25.722.1-012
Mon 12, 1 AM25.822.4-012
Mon 12, 12 AM25.922.6-012
Sun 11, 11 PM26.322.9-012
Sun 11, 10 PM26.222.8-012
Sun 11, 9 PM26.423.0-112
Sun 11, 8 PM26.523.1-112
Sun 11, 7 PM26.823.4-212
Sun 11, 6 PM27.223.9-212
Sun 11, 5 PM27.824.3-212
Sun 11, 4 PM28.324.7-212
Sun 11, 3 PM28.925.1-212
Sun 11, 2 PM29.525.6-212
Sun 11, 1 PM29.525.5-212
Sun 11, 12 PM29.525.5-112
Sun 11, 11 AM28.425.2-012
Sun 11, 10 AM28.024.7-012
Sun 11, 9 AM28.424.3-012
Sun 11, 8 AM28.124.6-012
Sun 11, 7 AM28.124.8-012
Sun 11, 6 AM28.424.7-012
Sun 11, 5 AM28.425.0-012
Sun 11, 4 AM28.725.5-012
Sun 11, 3 AM29.024.8-012
Sun 11, 2 AM29.724.4-012
Sun 11, 1 AM29.925.5-012
Sun 11, 12 AM30.425.1-012
Sat 10, 11 PM30.725.5-012
Sat 10, 10 PM31.326.3-012
Sat 10, 9 PM31.328.2-012
Sat 10, 8 PM31.628.7-012
Sat 10, 7 PM32.029.1-012
Sat 10, 6 PM32.129.2-012
Sat 10, 5 PM32.229.3-112
Sat 10, 4 PM32.829.2-112
Sat 10, 3 PM36.031.1-212
Sat 10, 2 PM37.332.3-512
Sat 10, 1 PM39.934.6-412
Sat 10, 12 PM42.936.0-512
Sat 10, 11 AM46.433.5-512
Sat 10, 10 AM46.632.5-212
Sat 10, 9 AM45.432.4-212
Sat 10, 8 AM46.328.4-112
Sat 10, 7 AM45.027.4-112
Sat 10, 6 AM43.227.7-112
Sat 10, 5 AM43.325.3-112
Sat 10, 4 AM41.223.5-112
Sat 10, 3 AM41.022.7-212
Sat 10, 2 AM43.921.4-112
Sat 10, 1 AM43.121.4-112
Sat 10, 12 AM44.621.1-212
Fri 9, 11 PM47.321.7-112
Fri 9, 10 PM50.721.7-312
Fri 9, 9 PM55.521.3-212
Fri 9, 8 PM55.421.8-312
Fri 9, 7 PM60.121.5-212
Fri 9, 6 PM71.020.3-312
Fri 9, 5 PM76.119.3-912
Fri 9, 4 PM77.117.8-1112
Fri 9, 3 PM77.218.4-1312
Fri 9, 2 PM75.821.1-1212
Fri 9, 1 PM73.922.3-1312
Fri 9, 12 PM71.223.6-1612
Fri 9, 11 AM69.923.1-1312
Fri 9, 10 AM66.421.7-1312
Fri 9, 9 AM63.620.4-1012
Fri 9, 8 AM60.220.3-812
Fri 9, 7 AM59.119.6-1212
Fri 9, 6 AM59.019.0-1012
High and Low at Lewistown 42 WSW, high from 29.8 to 81.1, the latest 33.1; low from 13.5 to 46.8, the latest 21.4, in degrees Fahrenheit.HIGH AND LOWF020406080100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12FREEZINGHIGHLOW
Highest dew point and Lowest dew point at Lewistown 42 WSW, highest dew point from 18.0 to 52.7, the latest 20.6; lowest dew point from 0.1 to 39.6, the latest 14.7, 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 Lewistown 42 WSW, highest humidity from 32 to 92, the latest 80; lowest humidity from 5 to 78, the latest 54, in per cent.HIGHEST HUMIDITY AND LOWEST HUMIDITY%0255075100Sep 17Sep 22Sep 27Oct 2Oct 7Oct 12HIGHEST HUMIDITYLOWEST HUMIDITY
Precipitation at Lewistown 42 WSW, precipitation from 0.00 to 0.88, the latest 0.00, in inches.PRECIPITATIONin0.000.250.500.751.00Sep 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 1633.121.420.614.780540.00
Oct 1544.622.829.416.781390.00
Oct 1448.013.531.58.189440.00
Oct 1340.815.630.011.892590.00
Oct 1229.819.223.415.489730.01
Oct 1130.726.126.122.788780.88
Oct 1048.230.636.620.690350.81
Oct 978.344.224.516.542100.00
Oct 875.232.227.416.659130.00
Oct 773.430.923.412.454100.00
Oct 677.539.618.00.13250.00
Oct 581.137.226.710.25670.00
Oct 478.330.234.312.98290.00
Oct 363.734.237.428.882350.00
Oct 272.336.343.629.187210.00
Oct 161.734.340.331.190410.00
Sep 3062.835.843.632.689370.04
Sep 2968.737.936.515.658200.00
Sep 2867.136.135.322.973220.00
Sep 2762.823.528.813.573220.00
Sep 2660.130.435.211.860160.00
Sep 2580.237.438.428.877160.00
Sep 2478.437.841.424.684140.00
Sep 2373.043.543.728.578200.00
Sep 2275.434.240.228.686210.00
Sep 2175.033.443.924.989160.00
Sep 2064.841.545.238.590430.00
Sep 1955.446.849.538.091540.09
Sep 1871.244.852.739.689380.19
Sep 1778.838.344.232.382230.00

Station report

Lewistown 42 WSW, 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

21.4 F with a dew point of 14.7 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,500 ft up.

Chart of the air at Lewistown 42 WSW: temperature 21.4 degrees Fahrenheit and dew point 14.7, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 04140FIG. B THE AIR AT LEWISTOWN 42 WSWTHE 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 1,500 FT ABOVE THE STATION, AT 13.3 FTEMPERATURE 21.4 FDEW POINT 14.7 FSPREAD 6.7 FRELATIVE HUMIDITY 75 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 POINTTITLELewistown 42 WSW, the airSTATION REPORT · USCRN 04140TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-10-16IDSR-04140-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

From the Field Book

2The wind

Contents

At 2 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Lewistown 42 WSW, north up: at 2 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 04140FIG. C THE WIND AT LEWISTOWN 42 WSWPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONDIRECTION NOT REPORTEDBEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 2 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELewistown 42 WSW, the windSTATION REPORT · USCRN 04140TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-10-16IDSR-04140-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

From the Field Book

3The column

Contents

At 5,070 ft above sea level, 17 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 24.83 inHg and the temperature at 40.9 F; it reports 21.4 F, 19.5 F colder than standard.

Section from sea level of where Lewistown 42 WSW stands in the atmosphere, height to scale: the station 5,070 feet above sea level with 17 per cent of the air below it; the standard atmosphere's pressure there, 24.83 inches of mercury, and temperature, 40.9 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 04140FIG. D WHERE LEWISTOWN 42 WSW 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 ATMOSPHERELEWISTOWN 42 WSW17 PER CENT OF THE AIR BELOW IT5,070 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 HERE24.83 inHgSTANDARD TEMPERATURE HERE40.9 FTEMPERATURE, REPORTED21.4 FTITLELewistown 42 WSW, the columnSTATION REPORT · USCRN 04140TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-10-16IDSR-04140-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

From the Field Book

4The sun

Contents

On Oct 16 the noon sun stands 34 degrees above the horizon at 46.88 N, and the day is 10 h 41 min long. Level ground there takes 56 per cent of the noon sunlight a surface facing the sun would.

Elevation of the noon sun at Lewistown 42 WSW, angles true: on Oct 16 it stands 34 degrees above the horizon, against 67 at the June solstice, 43 at the equinoxes and 20 at the December solstice; the day is 10 h 41 min long.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 04140FIG. E THE SUN AT LEWISTOWN 42 WSWELEVATION 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 67°EQUINOXES 43°DECEMBER SOLSTICE 20°OCT 16, 34°SOUTHANGLES TRUE; THE RAYS ARE OF ONE LENGTH AND DRAW DIRECTION ONLYDAY LENGTH 10 H 41 MINLEVEL GROUND TAKES 56 PER CENT OF THE NOON SUN A FACING SURFACE WOULDLATITUDE 46.88 N; THE SUN'S DECLINATION -9.1°TITLELewistown 42 WSW, the sunSTATION REPORT · USCRN 04140TYPEELEVATIONSCALEANGLES TRUEREVAS REPORTED SHEET 4 of 5DATE2026-10-16IDSR-04140-4DRAWN AS linework on paperSOURCES FB-ENG-007

From the Field Book

5The instrument

Contents

A weather instrument, 5,070 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, Lewistown 42 WSW, 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, 21.4 f, dew point 14.7 f; precipitation gauge, 0.00 in today.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 04140FIG. 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 TEMPERATURE21.4 F, DEW POINT 14.7 FPRECIPITATION GAUGE0.00 IN TODAYSCHEMATIC; THE SPACING BETWEEN SENSORS IS NOT TO SCALETITLELewistown 42 WSW, the instrumentSTATION REPORT · USCRN 04140TYPEELEVATIONSCALESCHEMATICREVAS REPORTED SHEET 5 of 5DATE2026-10-16IDSR-04140-5DRAWN AS linework on paperSOURCES FB-INS-001

From the Field Book

Near Lewistown 42 WSW

Gauges

Weather instruments

Places