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Clayton, Delaware

Town in Kent County, Delaware

Air quality

The air at Clayton

Index 19, good, led by fine particles. Read at 2 AM from its reporting area, Kent County (DE), 15 miles off.

19Good
  • Fine particles (PM2.5)19Good19.5 mi
  • Ozone19Good12 ppb9.1 mi
  • Sulfur dioxide0Good0 ppb19.5 mi

The days ahead

Yesterday measured 25, good.

Smoke, the next 42 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Clayton

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 Clayton, the next 42 hours

Visibility stays 5 miles or more through Sat 8 PM, lowest 5 miles Fri 8 PM.

FriSat

On the radar over Clayton, DelawareReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Clayton, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now4 instruments

Cheswold33N

At an airfield/4.5 mi away/46 ft/1 ft above here

temp, wind, gust, visibility, precip, pressure

Rank48of 127

BlackbirdBLKD1

At a river or reservoir gauge/6.2 mi away/66 ft/21 ft above here

temp, wind, gust, humidity, pressure

Rank25of 127

measured daily2 instruments

Clayton 0.6 SDE-KN-18

In a volunteer observer's own ground/0.3 mi away/41 ft/4 ft below here

precip, snowfall, snow depth

Rank-

DoverDOVD1

At a cooperative observer's station/10.9 mi away/16 ft/29 ft below here

snowfall, snow depth, precip, high, low

Rank78of 127

Station report

The weather at Cheswold, drawn

The nearest airport reporting now, 4.5 mi from Clayton, Delaware. From its report of Oct 16, 2026, 2:50 AM local time: 3 of its 6 sheets.

The sky

No cloud reported; visibility 3 mi.

Section of the sky over Cheswold, height above the station to scale: no cloud reported, and visibility of 3 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 33NFIG. A THE SKY OVER CHESWOLDSECTION, 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 REPORTEDVISIBILITY, MILES: 3 MI0510TITLECheswold, the skySTATION REPORT · ASOS 33NTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-33N-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

62.6 F with a dew point of 60.8 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up.

Chart of the air at Cheswold: temperature 62.6 degrees Fahrenheit and dew point 60.8, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 33NFIG. B THE AIR AT CHESWOLDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 FSATURATES 400 FT ABOVE THE STATION, AT 60.3 FTEMPERATURE AND DEW POINT 62.6 F, 60.8 FRELATIVE HUMIDITY 94 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 POINTTITLECheswold, the airSTATION REPORT · ASOS 33NTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-33N-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 Cheswold, 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 33NFIG. C THE WIND AT CHESWOLDPLAN, 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 FORCE73TITLECheswold, the windSTATION REPORT · ASOS 33NTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-33N-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Delaware

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

Near Clayton

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

Near Clayton

River and lake gauges