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O'Brien, Oregon

Community in Josephine County, Oregon

Air quality

The air at O'Brien

Index 26, good, led by fine particles. Read at 12 AM from its reporting area, Cave Junction (OR), 7 miles off.

26Good
  • Fine particles (PM2.5)26Good-

The days ahead

Yesterday measured 23, good.

Smoke, the next 41 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 33 or under.

FriSat

Precipitation

What has fallen at O'Brien

None in the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at O'Brien, the next 41 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over O'Brien, OregonReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest O'Brien, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

Ssb #2SBFO3

At a river or reservoir gauge/3.8 mi away/1,332 ft/70 ft below here

temp, wind, gust, humidity, pressure

Rank408of 1,635

measured daily2 instruments

O Brien 2 SWOR-JS-1

In a volunteer observer's own ground/1.3 mi away/1,475 ft/73 ft above here

precip, snowfall, snow depth

Rank57of 1,635

BrookingsXBRO3

At a cooperative observer's station/30.3 mi away/82 ft/1,320 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Brookings, drawn

The nearest airport reporting now, 30.4 mi from O'Brien, Oregon. From its report of Oct 15, 2026, 11:56 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 Brookings, 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 BOKFIG. A THE SKY OVER BROOKINGSSECTION, 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 MORE0510TITLEBrookings, the skySTATION REPORT · ASOS BOKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BOK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

61.0 F with a dew point of 48.0 F, 62 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,000 ft up.

Chart of the air at Brookings: temperature 61.0 degrees Fahrenheit and dew point 48.0, 62 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BOKFIG. B THE AIR AT BROOKINGSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 F70 FSATURATES 3,000 FT ABOVE THE STATION, AT 45.1 FTEMPERATURE 61.0 FDEW POINT 48.0 FSPREAD 13.0 FRELATIVE HUMIDITY 62 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 POINTTITLEBrookings, the airSTATION REPORT · ASOS BOKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BOK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Brookings, 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 BOKFIG. C THE WIND AT BROOKINGSPLAN, 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 FORCE73TITLEBrookings, the windSTATION REPORT · ASOS BOKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BOK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Oregon

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

Near O'Brien

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

Near O'Brien

River and lake gauges