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San Pierre, Indiana

Community in Starke County, Indiana

Air quality

The air at San Pierre

Index 16, good, led by fine particles. Read at 4 AM from its reporting area, Hammond-Gary (IN), 35 miles off.

16Good
  • Fine particles (PM2.5)16Good-
  • Ozone9Good-
  • Coarse particles (PM10)16Good-

The days ahead

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

Smoke, the next 46 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at San Pierre

0.03 in in the last 24 hours, 0.22 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
0.22in

Visibility

How far you can see at San Pierre, the next 46 hours

Mist or haze: visibility falls to 2 miles Fri 7 PM.

FriSat

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

What is measuring near here

The 6 instruments nearest San Pierre, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.7 miles away.

measured now4 instruments

KnoxOXI

At an airfield/15.0 mi away/685 ft/15 ft below here

temp, wind, gust, visibility, precip, pressure

Rank895of 1,111

RensselaerIN005

Beside a road/24.6 mi away/658 ft/42 ft below here

temp, pavement temp, wind, visibility, precip

Rank852of 1,111

measured daily2 instruments

Wheatfield 4.5 EIN-JS-66

In a volunteer observer's own ground/3.7 mi away/679 ft/21 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Knox, drawn

The nearest airport reporting now, 15.0 mi from San Pierre, Indiana. From its report of Oct 16, 2026, 4:15 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,800 ft; the ceiling is 1,800 ft; visibility 10 mi or more.

Section of the sky over Knox, height above the station to scale: overcast cloud with its base at 1,800 feet, the ceiling at 1,800 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OXIFIG. A THE SKY OVER KNOXSECTION, 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 SHEETOVC 1,800 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,800 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEKnox, the skySTATION REPORT · ASOS OXITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-OXI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

55.4 F with a dew point of 55.4 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,800 ft.

Chart of the air at Knox: temperature 55.4 degrees Fahrenheit and dew point 55.4, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 1,800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OXIFIG. B THE AIR AT KNOXTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 F70 FSATURATED AT THE GROUNDLOWEST CLOUD REPORTED, OVC 1,800 FTTEMPERATURE AND DEW POINT 55.4 F, 55.4 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 POINTTITLEKnox, the airSTATION REPORT · ASOS OXITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-OXI-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west northwest (290 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 26 mph.

Plan of the wind at Knox, north up: blowing from 290 degrees, the west northwest, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT OXIFIG. C THE WIND AT KNOXPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 290°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKnox, the windSTATION REPORT · ASOS OXITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-OXI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Indiana

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

Near San Pierre

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

Near San Pierre

River and lake gauges