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Thermopolis, Wyoming

Town in Hot Springs County, Wyoming

Air quality

The air at Thermopolis

Index 10, good, led by coarse particles. Read at 9 PM from its reporting area, Riverton (WY), 43 miles off.

10Good
  • Fine particles (PM2.5)0Good-
  • Coarse particles (PM10)10Good-

The days ahead

Yesterday measured 12, good.

Smoke, the next 46 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Thermopolis

None in the last 24 hours; 0.70 in over the last 3 days, to Thu 8 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.70in

Visibility

How far you can see at Thermopolis, the next 46 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

On the radar over Thermopolis, WyomingReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Thermopolis, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now3 instruments

ThermopolisHSG

At an airfield/9.9 mi away/4,873 ft/482 ft above here

temp, wind, gust, visibility, precip, pressure

Rank802of 971

measured daily2 instruments

Thermopolis 0.5 ESEWY-HS-12

In a volunteer observer's own ground/0.7 mi away/4,333 ft/58 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Thermopolis, drawn

The nearest airport reporting now, 9.9 mi from Thermopolis, Wyoming. From its report of Oct 15, 2026, 9:15 PM local time: 3 of its 6 sheets.

The sky

Overcast at 5,000 ft; the ceiling is 5,000 ft; visibility 10 mi or more.

Section of the sky over Thermopolis, height above the station to scale: overcast cloud with its base at 5,000 feet, the ceiling at 5,000 feet, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 5,000 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 5,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEThermopolis, the skySTATION REPORT · ASOS HSGTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HSG-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

41.0 F with a dew point of 30.6 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,400 ft up; the lowest cloud reported is at 5,000 ft.

Chart of the air at Thermopolis: temperature 41.0 degrees Fahrenheit and dew point 30.6, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,400 feet above the station, against the lowest cloud reported at 5,000 feet; 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 FSATURATES 2,400 FT ABOVE THE STATION, AT 28.4 FLOWEST CLOUD REPORTED, OVC 5,000 FTTEMPERATURE 41.0 FDEW POINT 30.6 FSPREAD 10.4 FRELATIVE HUMIDITY 66 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 6DATE2026-10-16IDSR-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 6DATE2026-10-16IDSR-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), 0.8 miles from here, read 15 Oct, 16:00. measured daily

Elsewhere in Wyoming

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

Near Thermopolis

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

Near Thermopolis

River and lake gauges