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Stewartsville, Indiana

Community in Posey County, Indiana

Air quality

The air at Stewartsville

Index 18, good, led by ozone. Read at 8 PM from its reporting area, Evansville (IN), 18 miles off.

18Good
  • Fine particles (PM2.5)17Good18.3 mi
  • Ozone18Good19 ppb13.7 mi
  • Coarse particles (PM10)7Good18.3 mi
  • Nitrogen dioxide0Good0.2 ppb18.3 mi
  • Sulfur dioxide0Good0.9 ppb18.3 mi
  • Carbon monoxide-0.2 ppm19.2 mi

The days ahead

Highest moderate, Mon Oct 19, led by fine particles. Yesterday measured 51, moderate.

Smoke, the next 42 hours

No smoke near the ground through Sun 1 PM.

FriSatSun

Precipitation

What has fallen at Stewartsville

0.02 in in the last 24 hours, 0.96 in over the last 3 days, to Fri 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.02in
Last 3 days
0.96in

Visibility

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

Visibility stays 9 miles or more through Sun 1 PM, lowest 10 miles Sat 6 AM.

FriSatSun

On the radar over Stewartsville, IndianaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Stewartsville, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now4 instruments

EvansvilleEVV

At an airfield/19.6 mi away/384 ft/58 ft below here

temp, wind, gust, visibility, precip, pressure

Rank6of 1,118

EvansvilleIN016

Beside a road/21.3 mi away/392 ft/50 ft below here

temp, pavement temp, wind, visibility, precip

Rank747of 1,118

measured daily2 instruments

Mount VernonMTVI3

At a cooperative observer's station/16.2 mi away/384 ft/58 ft below here

snowfall, snow depth, precip, high, low

Rank834of 1,118

Station report

The weather at Evansville, drawn

The nearest airport reporting now, 19.6 mi from Stewartsville, Indiana. From its report of Oct 16, 2026, 7:54 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 4,300 ft, scattered at 6,000 ft, overcast at 8,500 ft; the ceiling is 8,500 ft; visibility 10 mi or more.

Section of the sky over Evansville, height above the station to scale: a few clouds cloud with its base at 4,300 feet, scattered cloud with its base at 6,000 feet, overcast cloud with its base at 8,500 feet, the ceiling at 8,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EVVFIG. A THE SKY OVER EVANSVILLESECTION, 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 STATION02,5005,0007,50010,00012,50015,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FTOVC 8,500 FTOVERCAST, 8 EIGHTHS OF THE SKYSCT 6,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYFEW 4,300 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYCEILING 8,500 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEEvansville, the skySTATION REPORT · ASOS EVVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-EVV-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

53.0 F with a dew point of 44.0 F, 71 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,100 ft up; the lowest cloud reported is at 4,300 ft.

Chart of the air at Evansville: temperature 53.0 degrees Fahrenheit and dew point 44.0, 71 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,100 feet above the station, against the lowest cloud reported at 4,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EVVFIG. B THE AIR AT EVANSVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00030 F40 F50 F60 FSATURATES 2,100 FT ABOVE THE STATION, AT 42.0 FLOWEST CLOUD REPORTED, FEW 4,300 FTTEMPERATURE 53.0 FDEW POINT 44.0 FSPREAD 9.0 FRELATIVE HUMIDITY 71 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 POINTTITLEEvansville, the airSTATION REPORT · ASOS EVVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-EVV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 9 mph, gusting 25 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 43 mph.

Plan of the wind at Evansville, north up: blowing from 340 degrees, the north northwest, at 9 miles an hour, gusting 25; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EVVFIG. C THE WIND AT EVANSVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE25GUST, 25 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEEvansville, the windSTATION REPORT · ASOS EVVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-EVV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Mount Vernon (MTVI3), 16.2 miles from here, read 14 Oct, 06:00. measured daily

Elsewhere in Indiana

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

Near Stewartsville

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

Near Stewartsville

River and lake gauges