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Kennewick, Washington

City in Benton County, Washington

Air quality

The air at Kennewick

Index 39, good, led by fine particles. Read at 10 PM from its reporting area, Kennewick (WA), 2 miles off.

39Good
  • Fine particles (PM2.5)39Good2 mi
  • Coarse particles (PM10)27Good2 mi

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 36, good.

Smoke, the next 43 hours

Smoke near the ground peaks at index 55, moderate, Sat 1 AM.

FriSat

Precipitation

What has fallen at Kennewick

None in the last 3 days, to Thu 10 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 Kennewick, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Kennewick, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.9 miles away.

measured now4 instruments

measured daily2 instruments

Kennewick 0.9 SWWA-BT-2

In a volunteer observer's own ground/0.9 mi away/602 ft/62 ft above here

precip, snowfall, snow depth

Rank-

KennewickKENW1

At a cooperative observer's station/3.3 mi away/341 ft/199 ft below here

snowfall, snow depth, precip, high, low

Rank776of 1,451

Station report

The weather at Pasco/Tri-Cities, drawn

The nearest airport reporting now, 5.0 mi from Kennewick, Washington. From its report of Oct 15, 2026, 10:53 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 Pasco/Tri-Cities, 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 PSCFIG. A THE SKY OVER PASCO/TRI-CITIESSECTION, 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 MORE0510TITLEPasco/Tri-Cities, the skySTATION REPORT · ASOS PSCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PSC-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

46.0 F with a dew point of 40.0 F, 79 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up.

Chart of the air at Pasco/Tri-Cities: temperature 46.0 degrees Fahrenheit and dew point 40.0, 79 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PSCFIG. B THE AIR AT PASCO/TRI-CITIESTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 1,400 FT ABOVE THE STATION, AT 38.7 FTEMPERATURE 46.0 FDEW POINT 40.0 FSPREAD 6.0 FRELATIVE HUMIDITY 79 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 POINTTITLEPasco/Tri-Cities, the airSTATION REPORT · ASOS PSCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PSC-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (110 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Pasco/Tri-Cities, north up: blowing from 110 degrees, the east southeast, at 5 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 PSCFIG. C THE WIND AT PASCO/TRI-CITIESPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 110°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPasco/Tri-Cities, the windSTATION REPORT · ASOS PSCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PSC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Pasco/Tri-Cities, 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 Kennewick

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

Near Kennewick

River and lake gauges