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Oark, Arkansas

Community in Johnson County, Arkansas

Air quality

The air at Oark

Index 21, good, led by ozone. Read at 5 AM from its reporting area, Springdale (Springdale-Fayetteville-Bentonville) (AR), 45 miles off.

21Good
  • Fine particles (PM2.5)20Good-
  • Ozone21Good-

The days ahead

Good each day through Sun Oct 18, led by fine particles. Yesterday measured 23, good.

Smoke, the next 44 hours

No smoke near the ground through Mon 1 AM.

SatSun

Precipitation

What has fallen at Oark

None in the last 24 hours; 0.77 in over the last 3 days, to Sat 5 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.77in

Visibility

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

Visibility stays 10 miles or more through Mon 1 AM.

SatSun

On the radar over Oark, ArkansasReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Oark, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.9 miles away.

measured now4 instruments

Devils KnobDKBA4

At a river or reservoir gauge/6.1 mi away/2,096 ft/862 ft above here

temp, wind, gust, humidity, pressure

Rank151of 682

measured daily2 instruments

Yale 1.5 NNWAR-JH-11

In a volunteer observer's own ground/4.9 mi away/897 ft/337 ft below here

precip, snowfall, snow depth

Rank102of 682

Clarkesville 6 NECKVA4

At a cooperative observer's station/14.8 mi away/906 ft/328 ft below here

snowfall, snow depth, precip, high, low

Rank10of 682

Station report

The weather at Fayetteville/Drake, drawn

The nearest airport reporting now, 39.6 mi from Oark, Arkansas. From its report of Oct 17, 2026, 5:53 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 Fayetteville/Drake, 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 FYVFIG. A THE SKY OVER FAYETTEVILLE/DRAKESECTION, 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 MORE0510TITLEFayetteville/Drake, the skySTATION REPORT · ASOS FYVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-FYV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

46.0 F with a dew point of 35.0 F, 65 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up.

Chart of the air at Fayetteville/Drake: temperature 46.0 degrees Fahrenheit and dew point 35.0, 65 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FYVFIG. B THE AIR AT FAYETTEVILLE/DRAKETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00020 F30 F40 F50 F60 FSATURATES 2,500 FT ABOVE THE STATION, AT 32.6 FTEMPERATURE 46.0 FDEW POINT 35.0 FSPREAD 11.0 FRELATIVE HUMIDITY 65 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 POINTTITLEFayetteville/Drake, the airSTATION REPORT · ASOS FYVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-FYV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Fayetteville/Drake, 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 FYVFIG. C THE WIND AT FAYETTEVILLE/DRAKEPLAN, 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 FORCE73TITLEFayetteville/Drake, the windSTATION REPORT · ASOS FYVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-FYV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Arkansas

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

Near Oark

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

Near Oark

River and lake gauges