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Sunnyside, Washington

City in Yakima County, Washington

Air quality

The air at Sunnyside

Index 58, moderate, led by fine particles. Read at 3 AM from its reporting area, Sunnyside (WA), 1 mile off.

58Moderate
  • Fine particles (PM2.5)58Moderate-

The days ahead

Moderate each day through Today, led by fine particles. Yesterday measured 53, moderate.

Smoke, the next 45 hours

Little smoke near the ground through Sat 11 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Sunnyside

None in the last 3 days, to Fri 2 AM. 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 Sunnyside, the next 45 hours

Visibility stays 10 miles or more through Sat 11 PM.

FriSat

On the radar over Sunnyside, WashingtonReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Sunnyside, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.8 miles away.

measured now4 instruments

SunnysideTOUTL

Beside a road/3.1 mi away/784 ft/43 ft above here

temp, pavement temp, wind, visibility, precip

Rank974of 1,451

measured daily2 instruments

Sunnyside No2SNNW1

At a cooperative observer's station/1.8 mi away/809 ft/68 ft above here

snowfall, snow depth, precip, high, low

Rank84of 1,451

Grandview 1.9 NWA-YK-32

In a volunteer observer's own ground/6.3 mi away/819 ft/78 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Sunnyside, drawn

The nearest airport reporting now, 2.1 mi from Sunnyside, Washington. From its report of Oct 16, 2026, 3:35 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 Sunnyside, 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 1S5FIG. A THE SKY OVER SUNNYSIDESECTION, 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 MORE0510TITLESunnyside, the skySTATION REPORT · ASOS 1S5TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-1S5-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

37.6 F with a dew point of 35.6 F, 92 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Sunnyside: temperature 37.6 degrees Fahrenheit and dew point 35.6, 92 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1S5FIG. B THE AIR AT SUNNYSIDETHE 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 F50 FSATURATES 500 FT ABOVE THE STATION, AT 35.1 FTEMPERATURE AND DEW POINT 37.6 F, 35.6 FRELATIVE HUMIDITY 92 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 POINTTITLESunnyside, the airSTATION REPORT · ASOS 1S5TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-1S5-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Sunnyside, 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 1S5FIG. C THE WIND AT SUNNYSIDEPLAN, 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 FORCE73TITLESunnyside, the windSTATION REPORT · ASOS 1S5TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-1S5-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Washington

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

Near Sunnyside

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

Near Sunnyside

River and lake gauges