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Westerville, Ohio

City in Franklin County, Ohio

Air quality

The air at Westerville

Index 56, moderate, led by fine particles. Read at 11 PM from its reporting area, Columbus (OH), 10 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

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Westerville

None in the last 24 hours; 0.13 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
0.13in

Visibility

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

Visibility stays 6 miles or more through Sat 8 PM, lowest 6 miles Fri 1 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Westerville, 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 now5 instruments

measured daily2 instruments

Westerville 0.4 EOH-FR-6

In a volunteer observer's own ground/0.3 mi away/864 ft/16 ft below here

precip, snowfall, snow depth

Rank-

WestervileWRVO1

At a cooperative observer's station/1.9 mi away/810 ft/70 ft below here

snowfall, snow depth, precip, high, low

Rank215of 1,590

Station report

The weather at Columbus/St Univ, drawn

The nearest airport reporting now, 9.1 mi from Westerville, Ohio. From its report of Oct 15, 2026, 11:00 PM local time: 3 of its 6 sheets.

The sky

Overcast at 700 ft; the ceiling is 700 ft; visibility 8 mi.

Section of the sky over Columbus/St Univ, height above the station to scale: overcast cloud with its base at 700 feet, the ceiling at 700 feet, and visibility of 8 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OSUFIG. A THE SKY OVER COLUMBUS/ST UNIVSECTION, 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 700 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 700 FTVISIBILITY, MILES: 8 MI0510TITLEColumbus/St Univ, the skySTATION REPORT · ASOS OSUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-OSU-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

68.0 F with a dew point of 65.0 F, 90 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 700 ft up; the lowest cloud reported is at 700 ft.

Chart of the air at Columbus/St Univ: temperature 68.0 degrees Fahrenheit and dew point 65.0, 90 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 700 feet above the station, against the lowest cloud reported at 700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OSUFIG. B THE AIR AT COLUMBUS/ST UNIVTHE 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 F80 FSATURATES 700 FT ABOVE THE STATION, AT 64.3 FLOWEST CLOUD REPORTED, OVC 700 FTTEMPERATURE 68.0 FDEW POINT 65.0 FSPREAD 3.0 FRELATIVE HUMIDITY 90 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 POINTTITLEColumbus/St Univ, the airSTATION REPORT · ASOS OSUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-OSU-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (180 degrees) at 10 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 20 mph.

Plan of the wind at Columbus/St Univ, north up: blowing from 180 degrees, the south, 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 OSUFIG. C THE WIND AT COLUMBUS/ST UNIVPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 180°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEColumbus/St Univ, the windSTATION REPORT · ASOS OSUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-OSU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Columbus/St Univ, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Westervile (WRVO1), 1.9 miles from here, read 15 Oct, 17:00. measured daily

Elsewhere in Ohio

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

Near Westerville

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

Near Westerville

River and lake gauges