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Riverton, Wyoming

City in Fremont County, Wyoming

Air quality

The air at Riverton

Index 8, good, led by coarse particles. Read at 4 AM from its reporting area, Riverton (WY), 1 mile off.

8Good
  • Fine particles (PM2.5)7Good-
  • Coarse particles (PM10)8Good-

The days ahead

Yesterday measured 9, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 12 AM.

FriSat

Precipitation

What has fallen at Riverton

None in the last 24 hours; 0.16 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.16in

Visibility

How far you can see at Riverton, the next 45 hours

Visibility stays 8 miles or more through Sun 12 AM, lowest 9 miles Sat 8 AM.

FriSat

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

What is measuring near here

The 7 instruments nearest Riverton, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now5 instruments

RivertonRIW

At an airfield/4.3 mi away/5,538 ft/557 ft above here

temp, wind, gust, visibility, precip, pressure

Rank810of 971

Lander 11 SSE94078

At a climate reference station/28.4 mi away/5,773 ft/792 ft above here

temp, humidity, wind, solar, precip

Rank607of 971

measured daily2 instruments

Riverton 1.3 ESEWY-FM-9

In a volunteer observer's own ground/0.1 mi away/5,000 ft/19 ft above here

precip, snowfall, snow depth

Rank-

Riverton - COOPRIVW4

At a cooperative observer's station/0.8 mi away/4,957 ft/24 ft below here

snowfall, snow depth, precip, high, low

Rank161of 971

Station report

The weather at Riverton, drawn

The nearest airport reporting now, 4.3 mi from Riverton, Wyoming. From its report of Oct 16, 2026, 3:53 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 Riverton, 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 RIWFIG. A THE SKY OVER RIVERTONSECTION, 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 MORE0510TITLERiverton, the skySTATION REPORT · ASOS RIWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RIW-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

33.0 F with a dew point of 29.0 F, 85 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up.

Chart of the air at Riverton: temperature 33.0 degrees Fahrenheit and dew point 29.0, 85 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RIWFIG. B THE AIR AT RIVERTONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 FSATURATES 900 FT ABOVE THE STATION, AT 28.1 FTEMPERATURE 33.0 FDEW POINT 29.0 FSPREAD 4.0 FRELATIVE HUMIDITY 85 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 POINTTITLERiverton, the airSTATION REPORT · ASOS RIWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RIW-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (110 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Riverton, north up: blowing from 110 degrees, the east southeast, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RIWFIG. C THE WIND AT RIVERTONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 110°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERiverton, the windSTATION REPORT · ASOS RIWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RIW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Riverton - COOP (RIVW4), 0.8 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Wyoming

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

Near Riverton

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

Near Riverton

River and lake gauges