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Helenwood, Tennessee

Community in Scott County, Tennessee

Air quality

The air at Helenwood

Index 58, moderate, led by fine particles. Read at 3 AM from its reporting area, Knoxville (TN), 36 miles off.

58Moderate
  • Fine particles (PM2.5)58Moderate-
  • Ozone33Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 56, moderate.

Smoke, the next 41 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Helenwood

None in the last 3 days, to Fri 3 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 Helenwood, the next 41 hours

Visibility stays 7 miles or more through Sat 8 PM, lowest 7 miles Fri 5 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Helenwood, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.2 miles away.

measured now3 instruments

Oneida ScottSCX

At an airfield/3.2 mi away/1,516 ft/132 ft above here

temp, wind, gust, visibility, precip, pressure

Rank2of 1,019

measured daily2 instruments

Huntsville 1.8 NTN-SC-1

In a volunteer observer's own ground/3.2 mi away/1,646 ft/262 ft above here

precip, snowfall, snow depth

Rank-

OneidaONET1

At a cooperative observer's station/5.2 mi away/1,424 ft/40 ft above here

snowfall, snow depth, precip, high, low

Rank258of 1,019

Station report

The weather at Oneida Scott, drawn

The nearest airport reporting now, 3.2 mi from Helenwood, Tennessee. From its report of Oct 16, 2026, 4:15 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 4,100 ft; visibility 10 mi or more.

Section of the sky over Oneida Scott, height above the station to scale: a few clouds cloud with its base at 4,100 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SCXFIG. A THE SKY OVER ONEIDA SCOTTSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETFEW 4,100 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEOneida Scott, the skySTATION REPORT · ASOS SCXTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SCX-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

66.2 F with a dew point of 64.4 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up; the lowest cloud reported is at 4,100 ft.

Chart of the air at Oneida Scott: temperature 66.2 degrees Fahrenheit and dew point 64.4, 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, against the lowest cloud reported at 4,100 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SCXFIG. B THE AIR AT ONEIDA SCOTTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00050 F60 F70 F80 FSATURATES 400 FT ABOVE THE STATION, AT 63.9 FABOVE THIS SHEET: LOWEST CLOUD REPORTED, FEW 4,100 FTTEMPERATURE AND DEW POINT 66.2 F, 64.4 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 POINTTITLEOneida Scott, the airSTATION REPORT · ASOS SCXTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SCX-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the southwest (220 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Oneida Scott, north up: blowing from 220 degrees, the southwest, 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 SCXFIG. C THE WIND AT ONEIDA SCOTTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 220°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEOneida Scott, the windSTATION REPORT · ASOS SCXTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SCX-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Oneida Scott, 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 Helenwood

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

Near Helenwood

River and lake gauges