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Clayton, Indiana

Town in Hendricks County, Indiana

Air quality

The air at Clayton

Index 26, good, led by ozone. Read at 3 PM from its reporting area, Indianapolis (IN), 18 miles off.

26Good
  • Fine particles (PM2.5)12Good17.6 mi
  • Ozone26Good30 ppb8 mi
  • Coarse particles (PM10)4Good23.1 mi
  • Nitrogen dioxide8Good9 ppb21.8 mi
  • Sulfur dioxide0Good0 ppb23.1 mi

The days ahead

Highest moderate, Sun Oct 18, led by fine particles. Yesterday measured 21, good.

Smoke, the next 41 hours

No smoke near the ground through Mon 8 AM.

SatSunMon

Precipitation

What has fallen at Clayton

0.01 in in the last 24 hours, 0.14 in over the last 3 days, to Sat 3 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.14in

Visibility

How far you can see at Clayton, the next 41 hours

Visibility stays 9 miles or more through Mon 8 AM, lowest 9 miles Sun 9 AM.

SatSunMon

On the radar over Clayton, IndianaReflectivityStorm 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 0.2 miles away.

measured now4 instruments

Citizen station DW4758DW4758

In a volunteer observer's own ground/7.3 mi away/794 ft/89 ft below here

temp, humidity, wind, precip, pressure

Rank-

measured daily2 instruments

Clayton 0.2 NIN-HS-30

In a volunteer observer's own ground/0.2 mi away/882 ft/1 ft below here

precip, snowfall, snow depth

Rank-

Danville 3SWDANI3

At a cooperative observer's station/3.2 mi away/951 ft/68 ft above here

snowfall, snow depth, precip, high, low

Rank912of 1,118

Station report

The weather at Henricks County, drawn

The nearest airport reporting now, 4.6 mi from Clayton, Indiana. From its report of Oct 17, 2026, 4:15 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 Henricks County, 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 2R2FIG. A THE SKY OVER HENRICKS COUNTYSECTION, 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 MORE0510TITLEHenricks County, the skySTATION REPORT · ASOS 2R2TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-2R2-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

53.8 F with a dew point of 30.6 F, 41 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,200 ft up.

Chart of the air at Henricks County: temperature 53.8 degrees Fahrenheit and dew point 30.6, 41 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 2R2FIG. B THE AIR AT HENRICKS COUNTYTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,00010 F20 F30 F40 F50 F60 FSATURATES 5,200 FT ABOVE THE STATION, AT 25.8 FTEMPERATURE 53.8 FDEW POINT 30.6 FSPREAD 23.2 FRELATIVE HUMIDITY 41 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 POINTTITLEHenricks County, the airSTATION REPORT · ASOS 2R2TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-2R2-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east northeast (70 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Henricks County, north up: blowing from 70 degrees, the east northeast, 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 2R2FIG. C THE WIND AT HENRICKS COUNTYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 70°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHenricks County, the windSTATION REPORT · ASOS 2R2TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-2R2-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Danville 3SW (DANI3), 3.2 miles from here, read 16 Oct, 07:00. measured daily

Elsewhere in Indiana

23 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