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West Union, Ohio

Village in Adams County, Ohio

Air quality

The air at West Union

Index 44, good, led by fine particles. Read at 3 AM from its reporting area, Ashland (KY), 53 miles off.

44Good
  • Fine particles (PM2.5)44Good-
  • Ozone14Good-

The days ahead

Yesterday measured 34, good.

Smoke, the next 41 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at West Union

0.03 in in the last 24 hours, 0.39 in over the last 3 days, to Fri 3 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.03in
Last 3 days
0.39in

Visibility

How far you can see at West Union, the next 41 hours

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Fri 11 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest West Union, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.0 miles away.

measured now4 instruments

measured daily2 instruments

West Union 3.5 NEOH-AD-8

In a volunteer observer's own ground/3.4 mi away/686 ft/258 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Portsmouth, drawn

The nearest airport reporting now, 37.5 mi from West Union, Ohio. From its report of Oct 16, 2026, 3:35 AM local time: 3 of its 6 sheets.

The sky

Broken at 8,000 ft; the ceiling is 8,000 ft; visibility 10 mi or more.

Section of the sky over Portsmouth, height above the station to scale: broken cloud with its base at 8,000 feet, the ceiling at 8,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PMHFIG. A THE SKY OVER PORTSMOUTHSECTION, 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 STATION02,5005,0007,50010,00012,500ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTBKN 8,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 8,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEPortsmouth, the skySTATION REPORT · ASOS PMHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-PMH-1DRAWN AS linework on paperSOURCES FB-SKY-001, 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 8,000 ft.

Chart of the air at Portsmouth: 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 8,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PMHFIG. B THE AIR AT PORTSMOUTHTHE 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, BKN 8,000 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 POINTTITLEPortsmouth, the airSTATION REPORT · ASOS PMHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-PMH-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (170 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Portsmouth, north up: blowing from 170 degrees, the south, at 7 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 PMHFIG. C THE WIND AT PORTSMOUTHPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 170°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPortsmouth, the windSTATION REPORT · ASOS PMHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-PMH-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Portsmouth, 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 West Union

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

Near West Union

River and lake gauges