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South Union, South Carolina

Community in Oconee County, South Carolina

Air quality

The air at South Union

Index 2, good, led by ozone. Read at 9 AM from its reporting area, Macon County (NC), 47 miles off.

2Good
  • Ozone2Good-

The days ahead

Highest 58, moderate, today, led by ozone. Yesterday measured 19, good.

Smoke, the next 42 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 28 or under.

FriSat

Precipitation

What has fallen at South Union

None in the last 3 days, to Fri 8 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 South Union, the next 42 hours

Visibility stays 8 miles or more through Sun 2 AM, lowest 9 miles Fri 9 AM.

FriSat

On the radar over South Union, South CarolinaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest South Union, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now4 instruments

SC-11 @ SC-28SC002

Beside a road/14.6 mi away/1,024 ft/124 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Westminster 8.7 SSC-OC-35

In a volunteer observer's own ground/2.0 mi away/695 ft/205 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Clemson/Oconee County, drawn

The nearest airport reporting now, 12.5 mi from South Union, South Carolina. From its report of Oct 16, 2026, 8:54 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 Clemson/Oconee County, 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 CEUFIG. A THE SKY OVER CLEMSON/OCONEE COUNTYSECTION, 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 MORE0510TITLEClemson/Oconee County, the skySTATION REPORT · ASOS CEUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CEU-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

66.0 F with a dew point of 65.0 F, 97 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 200 ft up.

Chart of the air at Clemson/Oconee County: temperature 66.0 degrees Fahrenheit and dew point 65.0, 97 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CEUFIG. B THE AIR AT CLEMSON/OCONEE COUNTYTHE 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 200 FT ABOVE THE STATION, AT 64.7 FTEMPERATURE AND DEW POINT 66.0 F, 65.0 FRELATIVE HUMIDITY 97 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 POINTTITLEClemson/Oconee County, the airSTATION REPORT · ASOS CEUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CEU-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 Clemson/Oconee County, 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 CEUFIG. C THE WIND AT CLEMSON/OCONEE COUNTYPLAN, 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 FORCE73TITLEClemson/Oconee County, the windSTATION REPORT · ASOS CEUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CEU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Clemson/Oconee County, in 6 sheets, each beside the Field Book plates that explain it

0in

Snow on the ground

Measured at Walhall Co-Op (WALS1), 13.6 miles from here, read 16 Oct, 08:00. measured daily

Elsewhere in South Carolina

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

Near South Union

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

Near South Union

River and lake gauges