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Erwin, Tennessee

Town in Unicoi County, Tennessee

Air quality

The air at Erwin

Index 36, good, led by fine particles. Read at 2 AM from its reporting area, Mitchell County (NC), 17 miles off.

36Good
  • Fine particles (PM2.5)36Good-

The days ahead

Highest 58, moderate, today, led by ozone. Yesterday measured 41, good.

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 Erwin

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 Erwin, the next 43 hours

Visibility stays 5 miles or more through Sat 8 PM, lowest 6 miles Fri 9 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Erwin, 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/4.2 mi away/2,482 ft/677 ft above here

temp, wind, gust, humidity, pressure

Rank414of 1,019

measured daily2 instruments

ErwinERWT1

At a cooperative observer's station/1.2 mi away/1,637 ft/168 ft below here

snowfall, snow depth, precip, high, low

Rank-

Erwin 3.5 NETN-UC-6

In a volunteer observer's own ground/3.2 mi away/1,988 ft/183 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Elizabethton, drawn

The nearest airport reporting now, 20.2 mi from Erwin, Tennessee. From its report of Oct 16, 2026, 2:15 AM 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 Elizabethton, 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 0A9FIG. A THE SKY OVER ELIZABETHTONSECTION, 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 MORE0510TITLEElizabethton, the skySTATION REPORT · ASOS 0A9TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-0A9-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

64.4 F with a dew point of 64.4 F, 100 per cent relative humidity. The air is saturated at the ground.

Chart of the air at Elizabethton: temperature 64.4 degrees Fahrenheit and dew point 64.4, 100 per cent relative humidity; the air saturated at the ground; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 0A9FIG. B THE AIR AT ELIZABETHTONTHE 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 FSATURATED AT THE GROUNDTEMPERATURE AND DEW POINT 64.4 F, 64.4 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 POINTTITLEElizabethton, the airSTATION REPORT · ASOS 0A9TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-0A9-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Elizabethton, 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 0A9FIG. C THE WIND AT ELIZABETHTONPLAN, 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 FORCE73TITLEElizabethton, the windSTATION REPORT · ASOS 0A9TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-0A9-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Erwin (ERWT1), 1.2 miles from here, read 6 Oct, 06:00. measured daily

Elsewhere in Tennessee

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

Near Erwin

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

Near Erwin

River and lake gauges