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Greenfield, Ohio

Village in Highland County, Ohio

Air quality

The air at Greenfield

Index 56, moderate, led by fine particles. Read at 11 PM from its reporting area, Columbus (OH), 49 miles off.

56Moderate
  • Fine particles (PM2.5)56Moderate-
  • Ozone16Good-
  • Coarse particles (PM10)44Good-

The days ahead

Good each day through Tue Oct 20, led by fine particles. Yesterday measured 59, moderate.

Smoke, the next 46 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Greenfield

None in the last 24 hours; 0.12 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.12in

Visibility

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

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Fri 2 PM.

FriSat

On the radar over Greenfield, OhioReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Greenfield, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.

measured now4 instruments

measured daily2 instruments

Greenfield 1 WNWGRFO1

At a cooperative observer's station/1.1 mi away/968 ft/45 ft above here

snowfall, snow depth, precip, high, low

Rank-

Greenfield 2.7 SSWOH-HG-15

In a volunteer observer's own ground/2.4 mi away/909 ft/14 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Washington Court House, drawn

The nearest airport reporting now, 15.3 mi from Greenfield, Ohio. From its report of Oct 15, 2026, 11:15 PM local time: 3 of its 6 sheets.

The sky

Overcast at 400 ft; the ceiling is 400 ft; visibility 5 mi.

Section of the sky over Washington Court House, height above the station to scale: overcast cloud with its base at 400 feet, the ceiling at 400 feet, and visibility of 5 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I23FIG. A THE SKY OVER WASHINGTON COURT HOUSESECTION, 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 SHEETOVC 400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 400 FTVISIBILITY, MILES: 5 MI0510TITLEWashington Court House, the skySTATION REPORT · ASOS I23TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-I23-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

69.8 F with a dew point of 69.8 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 400 ft.

Chart of the air at Washington Court House: temperature 69.8 degrees Fahrenheit and dew point 69.8, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I23FIG. B THE AIR AT WASHINGTON COURT HOUSETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 400 FTTEMPERATURE AND DEW POINT 69.8 F, 69.8 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 POINTTITLEWashington Court House, the airSTATION REPORT · ASOS I23TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-I23-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at Washington Court House, north up: blowing from 200 degrees, the south southwest, at 10 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I23FIG. C THE WIND AT WASHINGTON COURT HOUSEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEWashington Court House, the windSTATION REPORT · ASOS I23TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-I23-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Ohio

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

Near Greenfield

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

Near Greenfield

River and lake gauges