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Cairo, Ohio

Village in Allen County, Ohio

Air quality

The air at Cairo

Index 44, good, led by fine particles. Read at 8 AM from its reporting area, Lima (OH), 4 miles off.

44Good
  • Fine particles (PM2.5)44Good4.5 mi
  • Ozone10Good8 ppb4.5 mi
  • Sulfur dioxide1Good1 ppb4.5 mi

The days ahead

Yesterday measured 54, moderate.

Smoke, the next 42 hours

No smoke near the ground through Sun 2 AM.

FriSat

Precipitation

What has fallen at Cairo

0.03 in in the last 24 hours, 0.10 in over the last 3 days, to Fri 8 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.10in

Visibility

How far you can see at Cairo, the next 42 hours

Visibility stays 4 miles or more through Sun 2 AM, lowest 5 miles Fri 7 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest Cairo, 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 now4 instruments

LimaAOH

At an airfield/9.1 mi away/971 ft/159 ft above here

temp, wind, gust, visibility, precip, pressure

Rank289of 1,590

measured daily2 instruments

Cairo 0.3 WOH-AL-2

In a volunteer observer's own ground/0.3 mi away/820 ft/8 ft above here

precip, snowfall, snow depth

Rank-

Lima WWTPLIMO1

At a water treatment plant/8.0 mi away/850 ft/38 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Lima, drawn

The nearest airport reporting now, 9.1 mi from Cairo, Ohio. From its report of Oct 16, 2026, 8:53 AM local time: 3 of its 6 sheets.

The sky

Broken at 1,500 ft, overcast at 2,000 ft; the ceiling is 1,500 ft; visibility 10 mi or more.

Section of the sky over Lima, height above the station to scale: broken cloud with its base at 1,500 feet, overcast cloud with its base at 2,000 feet, the ceiling at 1,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOHFIG. A THE SKY OVER LIMASECTION, 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 2,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,500 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLELima, the skySTATION REPORT · ASOS AOHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-AOH-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

57.0 F with a dew point of 53.0 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up; the lowest cloud reported is at 1,500 ft.

Chart of the air at Lima: temperature 57.0 degrees Fahrenheit and dew point 53.0, 86 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOHFIG. B THE AIR AT LIMATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATES 900 FT ABOVE THE STATION, AT 52.0 FLOWEST CLOUD REPORTED, BKN 1,500 FTTEMPERATURE 57.0 FDEW POINT 53.0 FSPREAD 4.0 FRELATIVE HUMIDITY 86 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 POINTTITLELima, the airSTATION REPORT · ASOS AOHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-AOH-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (260 degrees) at 18 mph, gusting 28 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at Lima, north up: blowing from 260 degrees, the west, at 18 miles an hour, gusting 28; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT AOHFIG. C THE WIND AT LIMAPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 260°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 28 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELima, the windSTATION REPORT · ASOS AOHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-AOH-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Lima WWTP (LIMO1), 8.0 miles from here, read 14 Oct, 23:59. measured daily

Elsewhere in Ohio

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

Near Cairo

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

Near Cairo

River and lake gauges