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Ralston, Wyoming

Community in Park County, Wyoming

Air quality

The air at Ralston

Index 10, good, led by fine particles. Read at 10 PM from its reporting area, Cody (WY), 16 miles off.

10Good
  • Fine particles (PM2.5)10Good-

The days ahead

Yesterday measured 4, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Ralston

None in the last 24 hours; 0.03 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.03in

Visibility

How far you can see at Ralston, the next 44 hours

Visibility stays 10 miles or more through Sat 6 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Ralston, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now4 instruments

PowellPOY

At an airfield/11.2 mi away/5,048 ft/466 ft above here

temp, wind, gust, visibility, precip, pressure

Rank696of 971

measured daily2 instruments

Powell 4.0 WSWWY-PK-68

In a volunteer observer's own ground/2.5 mi away/4,509 ft/73 ft below here

precip, snowfall, snow depth

Rank746of 971

Powell Field Station - COOPPFSW4

At a cooperative observer's station/7.7 mi away/4,350 ft/232 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Powell, drawn

The nearest airport reporting now, 11.2 mi from Ralston, Wyoming. From its report of Oct 15, 2026, 10:50 PM 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 Powell, 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 POYFIG. A THE SKY OVER POWELLSECTION, 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 MORE0510TITLEPowell, the skySTATION REPORT · ASOS POYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-POY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

30.2 F with a dew point of 23.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up.

Chart of the air at Powell: temperature 30.2 degrees Fahrenheit and dew point 23.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT POYFIG. B THE AIR AT POWELLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00010 F20 F30 F40 FSATURATES 1,600 FT ABOVE THE STATION, AT 21.5 FTEMPERATURE 30.2 FDEW POINT 23.0 FSPREAD 7.2 FRELATIVE HUMIDITY 74 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 POINTTITLEPowell, the airSTATION REPORT · ASOS POYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-POY-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (280 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 46 mph.

Plan of the wind at Powell, north up: blowing from 280 degrees, the west, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT POYFIG. C THE WIND AT POWELLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 280°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPowell, the windSTATION REPORT · ASOS POYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-POY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Wyoming

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

Near Ralston

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

Near Ralston

River and lake gauges