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Big Rock, Tennessee

Community in Stewart County, Tennessee

Air quality

The air at Big Rock

Index 53, moderate, led by fine particles. Read at 6 AM from its reporting area, Clarksville-Montgomery County (TN), 9 miles off.

53Moderate
  • Fine particles (PM2.5)53Moderate-
  • Ozone24Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 42, good.

Smoke, the next 44 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Big Rock

None in the last 24 hours; 0.50 in over the last 3 days, to Fri 5 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.50in

Visibility

How far you can see at Big Rock, the next 44 hours

Visibility stays 10 miles or more through Sun 1 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Big Rock, 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 now3 instruments

measured daily2 instruments

Big Rock 0.3 SETN-ST-13

In a volunteer observer's own ground/0.1 mi away/617 ft/5 ft above here

precip, snowfall, snow depth

Rank-

DoverDVRT1

At a cooperative observer's station/8.3 mi away/400 ft/212 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fort Campbell, drawn

The nearest airport reporting now, 15.3 mi from Big Rock, Tennessee. From its report of Oct 16, 2026, 6:10 AM local time: 3 of its 6 sheets.

The sky

Broken at 2,400 ft; the ceiling is 2,400 ft; visibility 10 mi or more.

Section of the sky over Fort Campbell, height above the station to scale: broken cloud with its base at 2,400 feet, the ceiling at 2,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EODFIG. A THE SKY OVER FORT CAMPBELLSECTION, 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 STATION05001,0001,5002,0002,5003,0003,5004,000ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETBKN 2,400 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 2,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFort Campbell, the skySTATION REPORT · ASOS EODTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-EOD-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

69.8 F with a dew point of 62.6 F, 78 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,700 ft up; the lowest cloud reported is at 2,400 ft.

Chart of the air at Fort Campbell: temperature 69.8 degrees Fahrenheit and dew point 62.6, 78 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,700 feet above the station, against the lowest cloud reported at 2,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EODFIG. B THE AIR AT FORT CAMPBELLTHE 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 1,700 FT ABOVE THE STATION, AT 60.9 FLOWEST CLOUD REPORTED, BKN 2,400 FTTEMPERATURE 69.8 FDEW POINT 62.6 FSPREAD 7.2 FRELATIVE HUMIDITY 78 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 POINTTITLEFort Campbell, the airSTATION REPORT · ASOS EODTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-EOD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Fort Campbell, north up: blowing from 320 degrees, the northwest, at 6 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 EODFIG. C THE WIND AT FORT CAMPBELLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Campbell, the windSTATION REPORT · ASOS EODTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-EOD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Fort Campbell, 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 Big Rock

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

Near Big Rock

River and lake gauges