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Charleston, Arkansas

City in Franklin County, Arkansas

Air quality

The air at Charleston

Index 13, good, led by ozone. Read at 11 PM from its reporting area, Roland (OK), 31 miles off.

13Good
  • Fine particles (PM2.5)6Good-
  • Ozone13Good-

The days ahead

Yesterday measured 18, good.

Smoke, the next 44 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at Charleston

0.17 in in the last 24 hours, 0.38 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.17in
Last 3 days
0.38in

Visibility

How far you can see at Charleston, the next 44 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

On the radar over Charleston, ArkansasReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest Charleston, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 8.8 miles away.

measured now4 instruments

BoonevilleBNVA4

At a river or reservoir gauge/13.5 mi away/479 ft/32 ft below here

temp, wind, gust, humidity, pressure

Rank126of 678

measured daily2 instruments

RatcliffRTCA4

At a cooperative observer's station/9.2 mi away/420 ft/91 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Fort Smith Muni, drawn

The nearest airport reporting now, 18.6 mi from Charleston, Arkansas. From its report of Oct 15, 2026, 11:53 PM local time: 3 of its 6 sheets.

The sky

Overcast at 1,400 ft; the ceiling is 1,400 ft; visibility 10 mi or more.

Section of the sky over Fort Smith Muni, height above the station to scale: overcast cloud with its base at 1,400 feet, the ceiling at 1,400 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSMFIG. A THE SKY OVER FORT SMITH MUNISECTION, 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 SHEETOVC 1,400 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,400 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEFort Smith Muni, the skySTATION REPORT · ASOS FSMTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-FSM-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

68.0 F with a dew point of 63.0 F, 84 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,200 ft up; the lowest cloud reported is at 1,400 ft.

Chart of the air at Fort Smith Muni: temperature 68.0 degrees Fahrenheit and dew point 63.0, 84 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,200 feet above the station, against the lowest cloud reported at 1,400 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSMFIG. B THE AIR AT FORT SMITH MUNITHE 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 1,200 FT ABOVE THE STATION, AT 61.8 FLOWEST CLOUD REPORTED, OVC 1,400 FTTEMPERATURE 68.0 FDEW POINT 63.0 FSPREAD 5.0 FRELATIVE HUMIDITY 84 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 POINTTITLEFort Smith Muni, the airSTATION REPORT · ASOS FSMTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-FSM-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale. The strongest gust today was 25 mph.

Plan of the wind at Fort Smith Muni, north up: blowing from 330 degrees, the north northwest, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT FSMFIG. C THE WIND AT FORT SMITH MUNIPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEFort Smith Muni, the windSTATION REPORT · ASOS FSMTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-FSM-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Ratcliff (RTCA4), 9.2 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Arkansas

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

Near Charleston

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

Near Charleston

River and lake gauges