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Gramercy, Louisiana

Town in St. James Parish, Louisiana

Air quality

The air at Gramercy

Index 35, good, led by fine particles. Read at 1 AM from its reporting area, Thibodaux (LA), 20 miles off.

35Good
  • Fine particles (PM2.5)35Good19.7 mi
  • Ozone12Good2 ppb3.2 mi
  • Nitrogen dioxide2Good2.1 ppb19.7 mi

The days ahead

Highest 51, moderate, today, led by ozone. Yesterday measured 45, good.

Smoke, the next 42 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Gramercy

None in the last 3 days, to Fri 1 AM. 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 Gramercy, the next 42 hours

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

FriSat

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

What is measuring near here

The 5 instruments nearest Gramercy, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now3 instruments

ReserveAPS

At an airfield/6.9 mi away/14 ft/2 ft above here

temp, wind, gust, visibility, precip, pressure

Rank117of 933

measured daily2 instruments

Gramercy 0.4 NWLA-SJ-2

In a volunteer observer's own ground/0.7 mi away/1 ft/11 ft below here

precip, snowfall, snow depth

Rank-

GonzalesGZLL1

At a cooperative observer's station/17.1 mi away/16 ft/4 ft above here

snowfall, snow depth, precip, high, low

Rank521of 933

Station report

The weather at Reserve, drawn

The nearest airport reporting now, 6.9 mi from Gramercy, Louisiana. From its report of Oct 16, 2026, 1:35 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 4 mi.

Section of the sky over Reserve, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 4 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APSFIG. A THE SKY OVER RESERVESECTION, 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: 4 MI0510TITLEReserve, the skySTATION REPORT · ASOS APSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-APS-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

68.4 F with a dew point of 67.3 F, 96 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 300 ft up.

Chart of the air at Reserve: temperature 68.4 degrees Fahrenheit and dew point 67.3, 96 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APSFIG. B THE AIR AT RESERVETHE 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 FSATURATES 300 FT ABOVE THE STATION, AT 67.0 FTEMPERATURE AND DEW POINT 68.4 F, 67.3 FRELATIVE HUMIDITY 96 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 POINTTITLEReserve, the airSTATION REPORT · ASOS APSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-APS-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Reserve, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT APSFIG. C THE WIND AT RESERVEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEReserve, the windSTATION REPORT · ASOS APSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-APS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Reserve, 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 Gramercy

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

Near Gramercy

River and lake gauges