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Mechanicsburg, Ohio

Village in Champaign County, Ohio

Air quality

The air at Mechanicsburg

Index 56, moderate, led by fine particles. Read at 12 AM from its reporting area, Columbus (OH), 31 miles off.

56Moderate
  • Fine particles (PM2.5)56Moderate-
  • Ozone18Good-
  • Coarse particles (PM10)35Good-

The days ahead

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

Smoke, the next 45 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 Mechanicsburg

0.03 in in the last 24 hours, 0.91 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.91in

Visibility

How far you can see at Mechanicsburg, the next 45 hours

Visibility stays 3 miles or more through Sat 8 PM, lowest 4 miles Fri 12 PM.

FriSat

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

What is measuring near here

The 7 instruments nearest Mechanicsburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.2 miles away.

measured now5 instruments

LondonUYF

At an airfield/11.0 mi away/1,051 ft/46 ft below here

temp, wind, gust, visibility, precip, pressure

Rank792of 1,590

measured daily2 instruments

Woodstock 1.4 WSWOH-CH-12

In a volunteer observer's own ground/6.2 mi away/1,089 ft/8 ft below here

precip, snowfall, snow depth

Rank-

Sewage PlantURBO1

At a cooperative observer's station/12.1 mi away/1,007 ft/90 ft below here

snowfall, snow depth, precip, high, low

Rank1,101of 1,590

Station report

The weather at London, drawn

The nearest airport reporting now, 11.0 mi from Mechanicsburg, Ohio. From its report of Oct 16, 2026, 12:15 AM local time: 3 of its 6 sheets.

The sky

Scattered at 4,500 ft, scattered at 7,500 ft, scattered at 11,000 ft; visibility 7 mi.

Section of the sky over London, height above the station to scale: scattered cloud with its base at 4,500 feet, scattered cloud with its base at 7,500 feet, scattered cloud with its base at 11,000 feet, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UYFFIG. A THE SKY OVER LONDONSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,500ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTSCT 11,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 7,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 4,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 7 MI0510TITLELondon, the skySTATION REPORT · ASOS UYFTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-UYF-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014

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 4,500 ft.

Chart of the air at London: 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 4,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UYFFIG. B THE AIR AT LONDONTHE 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 GROUNDABOVE THIS SHEET: LOWEST CLOUD REPORTED, SCT 4,500 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 POINTTITLELondon, the airSTATION REPORT · ASOS UYFTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-UYF-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 10 mph, gusting 16 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 16 mph.

Plan of the wind at London, north up: blowing from 210 degrees, the south southwest, at 10 miles an hour, gusting 16; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT UYFFIG. C THE WIND AT LONDONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 10 MPH4MODERATE BREEZE13GUST, 16 MPH5FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELondon, the windSTATION REPORT · ASOS UYFTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-UYF-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of London, 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 Mechanicsburg

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

Near Mechanicsburg

River and lake gauges