Storm Station
East Thermopolis, Wyoming
67°
Partly cloudy· Feels like 67°·Light air 4 mph NW
Partly cloudy. Low around 47, with temperatures rising to around 50 overnight. South southeast wind around 3 mph.
-UV
-Air quality
35%Humidity
63%Cloud

What is measuring near here

The 4 instruments nearest East Thermopolis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.

measured now2 instruments

ThermopolisHSG

At an airfield/10.7 mi away/4,873 ft/527 ft above here

temp, wind, gust, visibility, precip, pressure

Rank3of 623

Boysen Reservoir Wx STN - DcpBOYW4

At a river or reservoir gauge/16.7 mi away/4,780 ft/434 ft above here

temp, wind, gust, humidity, pressure

Rank147of 623

measured daily2 instruments

Thermopolis - COOPTHMW4

At a cooperative observer's station/0.4 mi away/4,324 ft/22 ft below here

snowfall, snow depth, precip, high, low

Rank-

Thermopolis 0.5 ESEWY-HS-12

In a volunteer observer's own ground/0.4 mi away/4,333 ft/13 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Thermopolis, drawn

The nearest airport reporting now, 10.7 mi from East Thermopolis. From its report of Sep 27, 2026, 3:35 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Thermopolis, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HSGFIG. A THE SKY OVER THERMOPOLISSECTION, 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 STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEThermopolis, the skySTATION REPORT · ASOS HSGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-HSG-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

54.3 F with a dew point of 33.0 F, 44 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,800 ft up.

Chart of the air at Thermopolis: temperature 54.3 degrees Fahrenheit and dew point 33.0, 44 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HSGFIG. B THE AIR AT THERMOPOLISTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,00020 F30 F40 F50 F60 F70 FSATURATES 4,800 FT ABOVE THE STATION, AT 28.5 FTEMPERATURE 54.3 FDEW POINT 33.0 FSPREAD 21.3 FRELATIVE HUMIDITY 44 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 POINTTITLEThermopolis, the airSTATION REPORT · ASOS HSGTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-HSG-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Thermopolis, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HSGFIG. C THE WIND AT THERMOPOLISPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEThermopolis, the windSTATION REPORT · ASOS HSGTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-HSG-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Thermopolis, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Thermopolis - COOP (THMW4), 0.4 miles from here, read 25 Sep, 16:00. measured daily

Elsewhere in Wyoming

20 places, each with its own forecast and its own instruments.

Near East Thermopolis

The nearest places, each with its own forecast and the instruments nearest it.