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Mountain Park, Georgia

City in Fulton County, Georgia

Air quality

The air at Mountain Park

Index 66, moderate, led by fine particles. Read at 5 AM from its reporting area, Atlanta (GA), 30 miles off.

66Moderate
  • Fine particles (PM2.5)66Moderate-
  • Ozone37Good-
  • Coarse particles (PM10)24Good-

The days ahead

Moderate each day through Today, led by ozone. Yesterday measured 80, moderate.

Smoke, the next 45 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 50 or under.

FriSat

Precipitation

What has fallen at Mountain Park

None in the last 3 days, to Fri 5 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 Mountain Park, the next 45 hours

Visibility stays 9 miles or more through Sun 2 AM, lowest 9 miles Fri 8 AM.

FriSat

On the radar over Mountain Park, GeorgiaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Mountain Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.8 miles away.

measured now4 instruments

MariettaRYY

At an airfield/11.6 mi away/1,040 ft/30 ft above here

temp, wind, gust, visibility, precip, pressure

Rank122of 1,277

measured daily2 instruments

Roswell 2.7 NWGA-FT-71

In a volunteer observer's own ground/1.8 mi away/1,120 ft/110 ft above here

precip, snowfall, snow depth

Rank-

Dekalb Co Filter PltDRAG1

At a cooperative observer's station/12.1 mi away/1,063 ft/53 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Marietta, drawn

The nearest airport reporting now, 11.6 mi from Mountain Park, Georgia. From its report of Oct 16, 2026, 5:50 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 Marietta, 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 RYYFIG. A THE SKY OVER MARIETTASECTION, 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 MORE0510TITLEMarietta, the skySTATION REPORT · ASOS RYYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RYY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

65.0 F with a dew point of 63.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Marietta: temperature 65.0 degrees Fahrenheit and dew point 63.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RYYFIG. B THE AIR AT MARIETTATHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 F80 FSATURATES 500 FT ABOVE THE STATION, AT 62.5 FTEMPERATURE AND DEW POINT 65.0 F, 63.0 FRELATIVE HUMIDITY 93 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 POINTTITLEMarietta, the airSTATION REPORT · ASOS RYYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RYY-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 Marietta, 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 RYYFIG. C THE WIND AT MARIETTAPLAN, 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 FORCE73TITLEMarietta, the windSTATION REPORT · ASOS RYYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RYY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Georgia

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

Near Mountain Park

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

Near Mountain Park

River and lake gauges