Storm Station
Sign in

Powder River, Wyoming

Community in Natrona County, Wyoming

Air quality

The air at Powder River

Index 32, good, led by ozone. Read at 1 AM from its reporting area, Johnson County (WY), 63 miles off.

32Good
  • Ozone32Good-
  • Coarse particles (PM10)4Good-

The days ahead

Yesterday measured 22, good.

Smoke, the next 45 hours

No smoke near the ground through Sat 6 PM.

FriSat

Precipitation

What has fallen at Powder River

0.15 in in the last 24 hours, 0.62 in over the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.15in
Last 3 days
0.62in

Visibility

How far you can see at Powder River, the next 45 hours

Visibility stays 9 miles or more through Sat 6 PM, lowest 9 miles Fri 8 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Powder River, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.0 miles away.

measured now4 instruments

Natrona WYWY45

Beside a road/9.4 mi away/5,589 ft/125 ft below here

temp, pavement temp, wind, visibility, precip

Rank616of 971

measured daily2 instruments

Powder River School - COOPPRSW4

At a cooperative observer's station/0.2 mi away/5,719 ft/5 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Casper/Natrona INTL, drawn

The nearest airport reporting now, 27.8 mi from Powder River, Wyoming. From its report of Oct 15, 2026, 9:53 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 Casper/Natrona INTL, 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 CPRFIG. A THE SKY OVER CASPER/NATRONA INTLSECTION, 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 MORE0510TITLECasper/Natrona INTL, the skySTATION REPORT · ASOS CPRTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CPR-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

35.0 F with a dew point of 25.0 F, 67 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up.

Chart of the air at Casper/Natrona INTL: temperature 35.0 degrees Fahrenheit and dew point 25.0, 67 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CPRFIG. B THE AIR AT CASPER/NATRONA INTLTHE 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 F50 FSATURATES 2,300 FT ABOVE THE STATION, AT 22.9 FTEMPERATURE 35.0 FDEW POINT 25.0 FSPREAD 10.0 FRELATIVE HUMIDITY 67 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 POINTTITLECasper/Natrona INTL, the airSTATION REPORT · ASOS CPRTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CPR-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northeast (40 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Casper/Natrona INTL, north up: blowing from 40 degrees, the northeast, 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 CPRFIG. C THE WIND AT CASPER/NATRONA INTLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 40°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECasper/Natrona INTL, the windSTATION REPORT · ASOS CPRTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CPR-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Casper/Natrona INTL, in 6 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in Wyoming

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

Near Powder River

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

Near Powder River

River and lake gauges