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Apple Valley, Ohio

Community in Knox County, Ohio

Air quality

The air at Apple Valley

Index 26, good, led by fine particles. Read at 12 AM from its reporting area, Columbus (OH), 46 miles off.

26Good
  • Fine particles (PM2.5)26Good-
  • Ozone20Good-
  • Coarse particles (PM10)8Good-

The days ahead

Highest 53, moderate, Sun Oct 18, led by fine particles. Yesterday measured 47, good.

Smoke, the next 45 hours

No smoke near the ground through Sun 8 PM.

SatSun

Precipitation

What has fallen at Apple Valley

0.26 in in the last 24 hours, 0.27 in over the last 3 days, to Fri 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.26in
Last 3 days
0.27in

Visibility

How far you can see at Apple Valley, the next 45 hours

Visibility stays 6 miles or more through Sun 8 PM, lowest 6 miles Sat 3 AM.

SatSun

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

What is measuring near here

The 7 instruments nearest Apple Valley, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now5 instruments

measured daily2 instruments

Howard 3.7 NNWOH-KN-12

In a volunteer observer's own ground/1.3 mi away/1,146 ft/96 ft above here

precip, snowfall, snow depth

Rank-

GreerGREO1

At a cooperative observer's station/9.7 mi away/899 ft/151 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mount Vernon, drawn

The nearest airport reporting now, 12.0 mi from Apple Valley, Ohio. From its report of Oct 17, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,300 ft, broken at 4,000 ft, overcast at 4,600 ft; the ceiling is 4,000 ft; visibility 10 mi or more.

Section of the sky over Mount Vernon, height above the station to scale: scattered cloud with its base at 2,300 feet, broken cloud with its base at 4,000 feet, overcast cloud with its base at 4,600 feet, the ceiling at 4,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4I3FIG. A THE SKY OVER MOUNT VERNONSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 4,600 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 4,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 2,300 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 4,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMount Vernon, the skySTATION REPORT · ASOS 4I3TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-4I3-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

48.2 F with a dew point of 46.4 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Mount Vernon: temperature 48.2 degrees Fahrenheit and dew point 46.4, 93 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, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4I3FIG. B THE AIR AT MOUNT VERNONTHE 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 400 FT ABOVE THE STATION, AT 46.0 FLOWEST CLOUD REPORTED, SCT 2,300 FTTEMPERATURE AND DEW POINT 48.2 F, 46.4 FRELATIVE HUMIDITY 93 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 POINTTITLEMount Vernon, the airSTATION REPORT · ASOS 4I3TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-4I3-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (10 degrees) at 14 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 22 mph.

Plan of the wind at Mount Vernon, north up: blowing from 10 degrees, the north, at 14 miles an hour, gusting 22; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 4I3FIG. C THE WIND AT MOUNT VERNONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 10°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 14 MPH5FRESH BREEZE19GUST, 22 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMount Vernon, the windSTATION REPORT · ASOS 4I3TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-4I3-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Ohio

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

Near Apple Valley

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

Near Apple Valley

River and lake gauges