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St. Mary, Kentucky

City in Marion County, Kentucky

Air quality

The air at St. Mary

Index 53, moderate, led by fine particles. Read at 4 AM from its reporting area, Elizabethtown (KY), 29 miles off.

53Moderate
  • Fine particles (PM2.5)53Moderate-
  • Ozone31Good-

The days ahead

Yesterday measured 37, good.

Smoke, the next 40 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 St. Mary

1.20 in in the last 24 hours, 1.50 in over the last 3 days, to Fri 4 AM. Measured by radar and rain gauges, as water.

Last 24 hours
1.20in
Last 3 days
1.50in

Visibility

How far you can see at St. Mary, the next 40 hours

Visibility stays 6 miles or more through Sat 8 PM, lowest 7 miles Sat 12 AM.

FriSat

On the radar over St. Mary, KentuckyReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest St. Mary, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.9 miles away.

measured now4 instruments

US-68 at mile 9.404_68_0094

Beside a road/3.9 mi away/-/- ft from here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Lebanon 5.6 EKY-MR-2

In a volunteer observer's own ground/10.6 mi away/961 ft/193 ft above here

precip, snowfall, snow depth

Rank467of 692

Station report

The weather at Lebanon - Springfield, drawn

The nearest airport reporting now, 6.8 mi from St. Mary, Kentucky. From its report of Oct 16, 2026, 4:35 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Lebanon - Springfield, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 6I2FIG. A THE SKY OVER LEBANON - SPRINGFIELDSECTION, 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 SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLELebanon - Springfield, the skySTATION REPORT · ASOS 6I2TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-6I2-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

71.6 F with a dew point of 57.2 F, 60 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,300 ft up.

Chart of the air at Lebanon - Springfield: temperature 71.6 degrees Fahrenheit and dew point 57.2, 60 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 6I2FIG. B THE AIR AT LEBANON - SPRINGFIELDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00040 F50 F60 F70 F80 FSATURATES 3,300 FT ABOVE THE STATION, AT 53.9 FTEMPERATURE 71.6 FDEW POINT 57.2 FSPREAD 14.4 FRELATIVE HUMIDITY 60 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 POINTTITLELebanon - Springfield, the airSTATION REPORT · ASOS 6I2TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-6I2-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Lebanon - Springfield, north up: blowing from 210 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 6I2FIG. C THE WIND AT LEBANON - SPRINGFIELDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELebanon - Springfield, the windSTATION REPORT · ASOS 6I2TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-6I2-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Kentucky

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

Near St. Mary

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

Near St. Mary

River and lake gauges