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South Pittsburg, Tennessee

City in Marion County, Tennessee

Air quality

The air at South Pittsburg

Index 68, moderate, led by fine particles. Read at 12 AM from its reporting area, Chattanooga (TN), 20 miles off.

68Moderate
  • Fine particles (PM2.5)68Moderate23.8 mi
  • Ozone25Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 65, moderate.

Smoke, the next 44 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 44 or under.

FriSat

Precipitation

What has fallen at South Pittsburg

None in the last 3 days, to Thu 11 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 South Pittsburg, the next 44 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

On the radar over South Pittsburg, TennesseeReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest South Pittsburg, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.8 miles away.

measured now4 instruments

WinchesterBGF

At an airfield/23.2 mi away/971 ft/313 ft above here

temp, wind, gust, visibility, precip, pressure

Rank285of 1,019

measured daily2 instruments

South Pittsburg 4.9 ESETN-MA-16

In a volunteer observer's own ground/4.8 mi away/707 ft/49 ft above here

precip, snowfall, snow depth

Rank-

SewaneeSWNT1

At a cooperative observer's station/17.9 mi away/1,949 ft/1,291 ft above here

snowfall, snow depth, precip, high, low

Rank176of 1,019

Station report

The weather at Winchester, drawn

The nearest airport reporting now, 23.2 mi from South Pittsburg, Tennessee. From its report of Oct 16, 2026, 12:15 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 Winchester, 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 BGFFIG. A THE SKY OVER WINCHESTERSECTION, 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 MORE0510TITLEWinchester, the skySTATION REPORT · ASOS BGFTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-BGF-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

68.0 F with a dew point of 64.4 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.

Chart of the air at Winchester: temperature 68.0 degrees Fahrenheit and dew point 64.4, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BGFFIG. B THE AIR AT WINCHESTERTHE 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 800 FT ABOVE THE STATION, AT 63.5 FTEMPERATURE 68.0 FDEW POINT 64.4 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLEWinchester, the airSTATION REPORT · ASOS BGFTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-BGF-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 Winchester, 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 BGFFIG. C THE WIND AT WINCHESTERPLAN, 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 FORCE73TITLEWinchester, the windSTATION REPORT · ASOS BGFTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-BGF-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Sewanee (SWNT1), 17.9 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Tennessee

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

Near South Pittsburg

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

Near South Pittsburg

River and lake gauges