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Chalmette, Louisiana

Community in St. Bernard Parish, Louisiana

Air quality

The air at Chalmette

Index 42, good, led by fine particles. Read at 10 PM from its reporting area, New Orleans (LA), 8 miles off.

42Good
  • Fine particles (PM2.5)42Good1.1 mi
  • Ozone35Good41 ppb19.7 mi
  • Nitrogen dioxide8Good8 ppb10 mi
  • Sulfur dioxide0Good0.3 ppb1.1 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 Chalmette

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 Chalmette, the next 46 hours

Visibility stays 7 miles or more through Sat 7 PM, lowest 8 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Chalmette, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now3 instruments

measured daily2 instruments

MerauxMERL1

At a cooperative observer's station/2.0 mi away/12 ft/9 ft above here

snowfall, snow depth, precip, high, low

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Station report

The weather at New Orleans/Lakefro, drawn

The nearest airport reporting now, 7.8 mi from Chalmette, Louisiana. From its report of Oct 15, 2026, 9:53 PM 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 New Orleans/Lakefro, 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 NEWFIG. A THE SKY OVER NEW ORLEANS/LAKEFROSECTION, 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 MORE0510TITLENew Orleans/Lakefro, the skySTATION REPORT · ASOS NEWTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-NEW-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

78.0 F with a dew point of 72.0 F, 82 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up.

Chart of the air at New Orleans/Lakefro: temperature 78.0 degrees Fahrenheit and dew point 72.0, 82 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT NEWFIG. B THE AIR AT NEW ORLEANS/LAKEFROTHE 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 1,400 FT ABOVE THE STATION, AT 70.6 FTEMPERATURE 78.0 FDEW POINT 72.0 FSPREAD 6.0 FRELATIVE HUMIDITY 82 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/Lakefro, the airSTATION REPORT · ASOS NEWTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-NEW-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (90 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 17 mph.

Plan of the wind at New Orleans/Lakefro, north up: blowing from 90 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 NEWFIG. C THE WIND AT NEW ORLEANS/LAKEFROPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 90°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENew Orleans/Lakefro, the windSTATION REPORT · ASOS NEWTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-NEW-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of New Orleans/Lakefro, 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 Chalmette

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

Near Chalmette

River and lake gauges