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Summertown, Tennessee

Community in Lawrence County, Tennessee

Air quality

The air at Summertown

Index 51, moderate, led by fine particles. Read at 10 PM from its reporting area, Loretto (TN), 25 miles off.

51Moderate
  • Fine particles (PM2.5)51Moderate-

The days ahead

Yesterday measured 44, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 28 or under.

FriSat

Precipitation

What has fallen at Summertown

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 Summertown, the next 46 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 10 miles Fri 9 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Summertown, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.1 miles away.

measured now4 instruments

ColumbiaMRC

At an airfield/11.0 mi away/659 ft/358 ft below here

temp, wind, gust, visibility, precip, pressure

Rank417of 1,019

Allen FarmsS2076

At a soil climate station/34.1 mi away/705 ft/312 ft below here

temp, humidity, soil temp, soil moisture

Rank662of 1,019

measured daily2 instruments

Summertown 0.2 ESETN-LR-14

In a volunteer observer's own ground/0.1 mi away/1,016 ft/1 ft below here

precip, snowfall, snow depth

Rank-

Mt Pleasant 1NMTPT1

At a cooperative observer's station/10.4 mi away/623 ft/394 ft below here

snowfall, snow depth, precip, high, low

Rank721of 1,019

Station report

The weather at Columbia, drawn

The nearest airport reporting now, 11.0 mi from Summertown, Tennessee. From its report of Oct 15, 2026, 10:10 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 Columbia, 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 MRCFIG. A THE SKY OVER COLUMBIASECTION, 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 MORE0510TITLEColumbia, the skySTATION REPORT · ASOS MRCTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-MRC-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

69.8 F with a dew point of 68.0 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up.

Chart of the air at Columbia: temperature 69.8 degrees Fahrenheit and dew point 68.0, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MRCFIG. B THE AIR AT COLUMBIATHE 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 400 FT ABOVE THE STATION, AT 67.5 FTEMPERATURE AND DEW POINT 69.8 F, 68.0 FRELATIVE HUMIDITY 94 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 POINTTITLEColumbia, the airSTATION REPORT · ASOS MRCTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-MRC-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 Columbia, 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 MRCFIG. C THE WIND AT COLUMBIAPLAN, 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 FORCE73TITLEColumbia, the windSTATION REPORT · ASOS MRCTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-MRC-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Tennessee

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

Near Summertown

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

Near Summertown

River and lake gauges