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Harrison, Ohio

City in Hamilton County, Ohio

Air quality

The air at Harrison

Index 17, good, led by ozone. Read at 6 AM from its reporting area, Cincinnati (OH), 18 miles off.

17Good
  • Fine particles (PM2.5)14Good24 mi
  • Ozone17Good14 ppb24 mi

The days ahead

Highest 55, moderate, Mon Oct 19, led by fine particles. Yesterday measured 28, good.

Smoke, the next 44 hours

No smoke near the ground through Mon 2 AM.

SatSun

Precipitation

What has fallen at Harrison

0.16 in in the last 24 hours, 0.30 in over the last 3 days, to Sat 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.16in
Last 3 days
0.30in

Visibility

How far you can see at Harrison, the next 44 hours

Visibility stays 10 miles or more through Mon 2 AM.

SatSun

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

What is measuring near here

The 6 instruments nearest Harrison, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.2 miles away.

measured now4 instruments

HarrisonI67

At an airfield/1.2 mi away/579 ft/level with here

temp, wind, gust, visibility, precip, pressure

Rank981of 1,605

measured daily2 instruments

MiamitownMIAO1

At a cooperative observer's station/6.4 mi away/617 ft/38 ft above here

snowfall, snow depth, precip, high, low

Rank416of 1,605

Station report

The weather at Harrison, drawn

The nearest airport reporting now, 1.2 mi from Harrison, Ohio. From its report of Oct 17, 2026, 7:15 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Harrison, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I67FIG. A THE SKY OVER HARRISONSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEHarrison, the skySTATION REPORT · ASOS I67TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-I67-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

41.0 F with a dew point of 35.6 F, 81 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up.

Chart of the air at Harrison: temperature 41.0 degrees Fahrenheit and dew point 35.6, 81 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I67FIG. B THE AIR AT HARRISONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00020 F30 F40 F50 FSATURATES 1,200 FT ABOVE THE STATION, AT 34.4 FTEMPERATURE 41.0 FDEW POINT 35.6 FSPREAD 5.4 FRELATIVE HUMIDITY 81 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 POINTTITLEHarrison, the airSTATION REPORT · ASOS I67TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-I67-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Harrison, north up: blowing from 360 degrees, the north, at 6 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT I67FIG. C THE WIND AT HARRISONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHarrison, the windSTATION REPORT · ASOS I67TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-I67-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Harrison, 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 Harrison

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

Near Harrison

River and lake gauges