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Destrehan, Louisiana

Community in St. Charles Parish, Louisiana

Air quality

The air at Destrehan

Index 42, good, led by fine particles. Read at 10 PM from its reporting area, New Orleans (LA), 27 miles off.

42Good
  • Fine particles (PM2.5)42Good7.6 mi
  • Ozone35Good41 ppb7.6 mi
  • Nitrogen dioxide3Good3.2 ppb7.6 mi
  • Sulfur dioxide0Good0.3 ppb23.7 mi

The days ahead

Highest 71, moderate, today, led by fine particles. Yesterday measured 74, moderate.

Smoke, the next 46 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at Destrehan

None in the last 3 days, to Thu 9 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at Destrehan, the next 46 hours

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Fri 4 AM.

FriSat

On the radar over Destrehan, LouisianaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Destrehan, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.2 miles away.

measured now3 instruments

measured daily2 instruments

St Rose 0.3 WLA-SC-6

In a volunteer observer's own ground/3.2 mi away/6 ft/5 ft above here

precip, snowfall, snow depth

Rank54of 933

MerauxMERL1

At a cooperative observer's station/26.6 mi away/12 ft/11 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at New Orleans - Louis Armstrong, drawn

The nearest airport reporting now, 7.5 mi from Destrehan, Louisiana. From its report of Oct 15, 2026, 9:53 PM local time: 3 of its 6 sheets.

The sky

A few clouds at 1,500 ft; visibility 10 mi or more.

Section of the sky over New Orleans - Louis Armstrong, height above the station to scale: a few clouds cloud with its base at 1,500 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSYFIG. A THE SKY OVER NEW ORLEANS - LOUIS ARMSTRONGSECTION, 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 SHEETFEW 1,500 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLENew Orleans - Louis Armstrong, the skySTATION REPORT · ASOS MSYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MSY-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

78.0 F with a dew point of 70.0 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,900 ft up; the lowest cloud reported is at 1,500 ft.

Chart of the air at New Orleans - Louis Armstrong: temperature 78.0 degrees Fahrenheit and dew point 70.0, 76 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,900 feet above the station, against the lowest cloud reported at 1,500 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MSYFIG. B THE AIR AT NEW ORLEANS - LOUIS ARMSTRONGTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 F90 FSATURATES 1,900 FT ABOVE THE STATION, AT 68.0 FLOWEST CLOUD REPORTED, FEW 1,500 FTTEMPERATURE 78.0 FDEW POINT 70.0 FSPREAD 8.0 FRELATIVE HUMIDITY 76 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 POINTTITLENew Orleans - Louis Armstrong, the airSTATION REPORT · ASOS MSYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MSY-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (80 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at New Orleans - Louis Armstrong, north up: blowing from 80 degrees, the east, 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 MSYFIG. C THE WIND AT NEW ORLEANS - LOUIS ARMSTRONGPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 80°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENew Orleans - Louis Armstrong, the windSTATION REPORT · ASOS MSYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MSY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of New Orleans - Louis Armstrong, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Louisiana

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

Near Destrehan

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

Near Destrehan

River and lake gauges