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Graball, Tennessee

Community in Sumner County, Tennessee

Air quality

The air at Graball

Index 52, moderate, led by fine particles. Read at 10 PM from its reporting area, Nashville (TN), 32 miles off.

52Moderate
  • Fine particles (PM2.5)52Moderate17.8 mi
  • Ozone44Good32 ppb16.7 mi
  • Coarse particles (PM10)20Good-

The days ahead

Highest 51, moderate, today, led by fine particles. Yesterday measured 46, good.

Smoke, the next 45 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Graball

0.14 in in the last 24 hours, 0.20 in over the last 3 days, to Thu 10 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.14in
Last 3 days
0.20in

Visibility

How far you can see at Graball, the next 45 hours

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

FriSat

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

What is measuring near here

The 5 instruments nearest Graball, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.

measured now3 instruments

SumnerXNX

At an airfield/7.8 mi away/551 ft/424 ft below here

temp, wind, gust, visibility, precip, pressure

Rank352of 1,019

measured daily2 instruments

Bethpage 1SBETT1

At a cooperative observer's station/6.2 mi away/594 ft/381 ft below here

snowfall, snow depth, precip, high, low

Rank177of 1,019

Station report

The weather at Sumner, drawn

The nearest airport reporting now, 7.8 mi from Graball, Tennessee. From its report of Oct 15, 2026, 10:55 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 Sumner, 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 XNXFIG. A THE SKY OVER SUMNERSECTION, 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 MORE0510TITLESumner, the skySTATION REPORT · ASOS XNXTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-XNX-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

75.2 F with a dew point of 57.2 F, 54 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,200 ft up.

Chart of the air at Sumner: temperature 75.2 degrees Fahrenheit and dew point 57.2, 54 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XNXFIG. B THE AIR AT SUMNERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 F80 F90 FSATURATES 4,200 FT ABOVE THE STATION, AT 53.1 FTEMPERATURE 75.2 FDEW POINT 57.2 FSPREAD 18.0 FRELATIVE HUMIDITY 54 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 POINTTITLESumner, the airSTATION REPORT · ASOS XNXTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-XNX-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (180 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 15 mph.

Plan of the wind at Sumner, north up: blowing from 180 degrees, the south, at 5 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 XNXFIG. C THE WIND AT SUMNERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 180°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESumner, the windSTATION REPORT · ASOS XNXTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-XNX-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Bethpage 1S (BETT1), 6.2 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Tennessee

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

Near Graball

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

Near Graball

River and lake gauges