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Southport, Indiana

City in Marion County, Indiana

Air quality

The air at Southport

Index 41, good, led by fine particles. Read at 12 AM from its reporting area, Indianapolis (IN), 7 miles off.

41Good
  • Fine particles (PM2.5)41Good8.9 mi
  • Ozone14Good11 ppb7.4 mi
  • Coarse particles (PM10)12Good10.4 mi
  • Nitrogen dioxide5Good5.5 ppb8.9 mi
  • Sulfur dioxide0Good0 ppb10.4 mi

The days ahead

Good each day through Today, led by fine particles. Yesterday measured 54, moderate.

Smoke, the next 44 hours

No smoke near the ground through Sat 8 PM.

FriSat

Precipitation

What has fallen at Southport

0.85 in in the last 24 hours, 0.91 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.85in
Last 3 days
0.91in

Visibility

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

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

FriSat

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

What is measuring near here

The 6 instruments nearest Southport, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

measured daily2 instruments

Station report

The weather at Indianapolis - Greenwood Muni, drawn

The nearest airport reporting now, 2.5 mi from Southport, Indiana. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

Scattered at 2,500 ft, broken at 3,300 ft, overcast at 6,000 ft; the ceiling is 3,300 ft; visibility 10 mi or more.

Section of the sky over Indianapolis - Greenwood Muni, height above the station to scale: scattered cloud with its base at 2,500 feet, broken cloud with its base at 3,300 feet, overcast cloud with its base at 6,000 feet, the ceiling at 3,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HFYFIG. A THE SKY OVER INDIANAPOLIS - GREENWOOD MUNISECTION, 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 STATION02,5005,0007,50010,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 6,000 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 3,300 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 2,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 3,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEIndianapolis - Greenwood Muni, the skySTATION REPORT · ASOS HFYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-HFY-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

71.0 F with a dew point of 70.0 F, 97 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up; the lowest cloud reported is at 2,500 ft.

Chart of the air at Indianapolis - Greenwood Muni: temperature 71.0 degrees Fahrenheit and dew point 70.0, 97 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station, against the lowest cloud reported at 2,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT HFYFIG. B THE AIR AT INDIANAPOLIS - GREENWOOD MUNITHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00060 F70 F80 FSATURATES 200 FT ABOVE THE STATION, AT 69.7 FLOWEST CLOUD REPORTED, SCT 2,500 FTTEMPERATURE AND DEW POINT 71.0 F, 70.0 FRELATIVE HUMIDITY 97 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 POINTTITLEIndianapolis - Greenwood Muni, the airSTATION REPORT · ASOS HFYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-HFY-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (200 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Indianapolis - Greenwood Muni, north up: blowing from 200 degrees, the south southwest, 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 HFYFIG. C THE WIND AT INDIANAPOLIS - GREENWOOD MUNIPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 200°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEIndianapolis - Greenwood Muni, the windSTATION REPORT · ASOS HFYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-HFY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Indianapolis - Greenwood Muni, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Indianapolis Nwfo (INXI3), 9.5 miles from here, read 15 Oct, 23:59. measured daily

Elsewhere in Indiana

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

Near Southport

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

Near Southport

River and lake gauges