Storm Station
Williston, South Carolina
58° 80°/50°
Clear· Feels like 58°·Light breeze 5 mph NW
Mostly clear, with a low around 51. North wind around 3 mph.
0UV Low
23Air quality
68%Humidity
0%Cloud
Now
4:15 AM
58feels58
now, clear
Today
Sep 27
8050
UV 7
clear day
Mon
Sep 28
8254
UV 7
clear day
Tue
Sep 29
8962
UV 7
mostly clear day
Wed
Sep 30
9067
UV 7
drizzle light
Thu
Oct 1
8766
UV 6
overcast
Fri
Oct 2
7671
16%
drizzle light
Sat
Oct 3
8163
48%
15mph
overcast
58°
80°50°
82°54°
89°62°
90°67°
87°66°
76°71°
81°63°

As of 4:15 AM in Williston, South Carolina.

What is measuring near here

The 6 instruments nearest Williston, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.2 miles away.

measured now4 instruments

BlackvilleBLVS1

At a river or reservoir gauge/6.4 mi away/338 ft/1 ft above here

temp, wind, gust, humidity, pressure

Rank295of 378

Blackville 3 W63826

At a climate reference station/6.9 mi away/317 ft/20 ft below here

temp, humidity, wind, solar, precip

Rank-

BarnwellBNL

At an airfield/10.1 mi away/246 ft/91 ft below here

temp, wind, gust, visibility, precip, pressure

Rank22of 378

US-25 @ I-20SC014

Beside a road/31.4 mi away/499 ft/162 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Williston 2.2 WSWSC-BW-12

In a volunteer observer's own ground/2.2 mi away/317 ft/20 ft below here

precip, snowfall, snow depth

Rank-

Barnwell 5 ENEBNLS1

At a cooperative observer's station/14.5 mi away/266 ft/71 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Barnwell, drawn

The nearest airport reporting now, 10.1 mi from Williston. From its report of Sep 27, 2026, 3:55 AM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 7 mi.

Section of the sky over Barnwell, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 7 mi.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BNLFIG. A THE SKY OVER BARNWELLSECTION, 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: 7 MI0510TITLEBarnwell, the skySTATION REPORT · ASOS BNLTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-BNL-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

53.6 F with a dew point of 50.0 F, 88 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 800 ft up.

Chart of the air at Barnwell: temperature 53.6 degrees Fahrenheit and dew point 50.0, 88 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 800 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT BNLFIG. B THE AIR AT BARNWELLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATES 800 FT ABOVE THE STATION, AT 49.2 FTEMPERATURE 53.6 FDEW POINT 50.0 FSPREAD 3.6 FRELATIVE HUMIDITY 88 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 POINTTITLEBarnwell, the airSTATION REPORT · ASOS BNLTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-BNL-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 Barnwell, 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 BNLFIG. C THE WIND AT BARNWELLPLAN, 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 FORCE73TITLEBarnwell, the windSTATION REPORT · ASOS BNLTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-BNL-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Barnwell 5 ENE (BNLS1), 14.5 miles from here, read 26 Sep, 08:00. measured daily

Elsewhere in South Carolina

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

Near Williston

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