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Colonial Heights, Tennessee

Community in Sullivan County, Tennessee

Air quality

The air at Colonial Heights

Index 59, moderate, led by fine particles. Read at 1 AM from its reporting area, Tri-Cities (TN), 8 miles off.

59Moderate
  • Fine particles (PM2.5)59Moderate-
  • Ozone19Good9 ppb5.4 mi
  • Coarse particles (PM10)23Good-

The days ahead

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

Smoke, the next 43 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Colonial Heights

None in the last 3 days, to Fri 1 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 Colonial Heights, the next 43 hours

Visibility stays 5 miles or more through Sat 8 PM, lowest 5 miles Fri 11 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Colonial Heights, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.2 miles away.

measured now3 instruments

Unicoi 1WNWUNIT1

At a river or reservoir gauge/21.0 mi away/2,482 ft/1,078 ft above here

temp, wind, gust, humidity, pressure

Rank414of 1,019

measured daily2 instruments

KingsportKNGT1

At a cooperative observer's station/2.7 mi away/1,289 ft/115 ft below here

snowfall, snow depth, precip, high, low

Rank179of 1,019

Station report

The weather at Bristol/Tri-City, drawn

The nearest airport reporting now, 5.1 mi from Colonial Heights, Tennessee. From its report of Oct 16, 2026, 1:53 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 4,700 ft; visibility 10 mi or more.

Section of the sky over Bristol/Tri-City, height above the station to scale: a few clouds cloud with its base at 4,700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TRIFIG. A THE SKY OVER BRISTOL/TRI-CITYSECTION, 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETFEW 4,700 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEBristol/Tri-City, the skySTATION REPORT · ASOS TRITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TRI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

64.0 F with a dew point of 64.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 4,700 ft.

Chart of the air at Bristol/Tri-City: temperature 64.0 degrees Fahrenheit and dew point 64.0, 100 per cent relative humidity; the air saturated at the ground, against the lowest cloud reported at 4,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TRIFIG. B THE AIR AT BRISTOL/TRI-CITYTHE 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 FSATURATED AT THE GROUNDABOVE THIS SHEET: LOWEST CLOUD REPORTED, FEW 4,700 FTTEMPERATURE AND DEW POINT 64.0 F, 64.0 FRELATIVE HUMIDITY 100 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 POINTTITLEBristol/Tri-City, the airSTATION REPORT · ASOS TRITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TRI-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 Bristol/Tri-City, 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 TRIFIG. C THE WIND AT BRISTOL/TRI-CITYPLAN, 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 FORCE73TITLEBristol/Tri-City, the windSTATION REPORT · ASOS TRITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TRI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Bristol/Tri-City, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Kingsport (KNGT1), 2.7 miles from here, read 15 Oct, 23:59. measured daily

Elsewhere in Tennessee

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

Near Colonial Heights

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

Near Colonial Heights

River and lake gauges