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Unionville, Iowa

City in Appanoose County, Iowa

Air quality

The air at Unionville

Index 17, good, led by fine particles. Read at 12 AM from its reporting area, Lake Sugema (IA), 37 miles off.

17Good
  • Fine particles (PM2.5)17Good-
  • Ozone17Good-

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 28, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Unionville

0.01 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.01in
Last 3 days
0.01in

Visibility

How far you can see at Unionville, the next 43 hours

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

FriSat

On the radar over Unionville, IowaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 4 instruments nearest Unionville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 7.2 miles away.

measured now2 instruments

measured daily2 instruments

Station report

The weather at Centerville, drawn

The nearest airport reporting now, 14.2 mi from Unionville, Iowa. From its report of Oct 16, 2026, 12:35 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 3,400 ft, broken at 4,900 ft; the ceiling is 4,900 ft; visibility 10 mi or more.

Section of the sky over Centerville, height above the station to scale: a few clouds cloud with its base at 3,400 feet, broken cloud with its base at 4,900 feet, the ceiling at 4,900 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TVKFIG. A THE SKY OVER CENTERVILLESECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETBKN 4,900 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYFEW 3,400 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 4,900 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLECenterville, the skySTATION REPORT · ASOS TVKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TVK-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

50.0 F with a dew point of 39.2 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,500 ft up; the lowest cloud reported is at 3,400 ft.

Chart of the air at Centerville: temperature 50.0 degrees Fahrenheit and dew point 39.2, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,500 feet above the station, against the lowest cloud reported at 3,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TVKFIG. B THE AIR AT CENTERVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 FSATURATES 2,500 FT ABOVE THE STATION, AT 36.9 FLOWEST CLOUD REPORTED, FEW 3,400 FTTEMPERATURE 50.0 FDEW POINT 39.2 FSPREAD 10.8 FRELATIVE HUMIDITY 66 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 POINTTITLECenterville, the airSTATION REPORT · ASOS TVKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TVK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (310 degrees) at 16 mph, gusting 23 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at Centerville, north up: blowing from 310 degrees, the northwest, at 16 miles an hour, gusting 23; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TVKFIG. C THE WIND AT CENTERVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 310°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 16 MPH5FRESH BREEZE19GUST, 23 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLECenterville, the windSTATION REPORT · ASOS TVKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TVK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Iowa

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

Near Unionville

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

Near Unionville

River and lake gauges