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Morton, Washington

City in Lewis County, Washington

Air quality

The air at Morton

Index 58, moderate, led by fine particles. Read at 8 PM from its reporting area, Chehalis (WA), 33 miles off.

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

The days ahead

Good each day through Fri Oct 16, led by fine particles. Yesterday measured 23, good.

Smoke, the next 46 hours

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

ThuFriSat

Precipitation

What has fallen at Morton

None in the last 24 hours; 0.01 in over the last 3 days, to Thu 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.01in

Visibility

How far you can see at Morton, the next 46 hours

Mist or haze: visibility falls to 3 miles Sat 6 AM.

ThuFriSat

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

What is measuring near here

The 6 instruments nearest Morton, 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

ChehalisCLS

At an airfield/34.3 mi away/177 ft/777 ft below here

temp, wind, gust, visibility, precip, pressure

Rank1,157of 1,451

measured daily2 instruments

Mayfield Power PlantMAWW1

At a power station/14.9 mi away/758 ft/196 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Chehalis, drawn

The nearest airport reporting now, 34.3 mi from Morton, Washington. From its report of Oct 15, 2026, 8:15 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 Chehalis, 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 CLSFIG. A THE SKY OVER CHEHALISSECTION, 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 MORE0510TITLEChehalis, the skySTATION REPORT · ASOS CLSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CLS-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

53.6 F with a dew point of 53.6 F, 100 per cent relative humidity. The air is saturated at the ground.

Chart of the air at Chehalis: temperature 53.6 degrees Fahrenheit and dew point 53.6, 100 per cent relative humidity; the air saturated at the ground; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CLSFIG. B THE AIR AT CHEHALISTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATED AT THE GROUNDTEMPERATURE AND DEW POINT 53.6 F, 53.6 FRELATIVE HUMIDITY 100 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 POINTTITLEChehalis, the airSTATION REPORT · ASOS CLSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CLS-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 Chehalis, 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 CLSFIG. C THE WIND AT CHEHALISPLAN, 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 FORCE73TITLEChehalis, the windSTATION REPORT · ASOS CLSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CLS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Chehalis, 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 Morton

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

Near Morton

River and lake gauges