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Decatur, Arkansas

City in Benton County, Arkansas

Air quality

The air at Decatur

Index 25, good, led by fine particles. Read at 7 AM from its reporting area, Springdale (Springdale-Fayetteville-Bentonville) (AR), 22 miles off.

25Good
  • Fine particles (PM2.5)25Good-
  • Ozone19Good-

The days ahead

Good each day through Sat Oct 17, led by ozone. Yesterday measured 29, good.

Smoke, the next 43 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Decatur

0.17 in in the last 24 hours, 1.35 in over the last 3 days, to Fri 6 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.17in
Last 3 days
1.35in

Visibility

How far you can see at Decatur, the next 43 hours

Visibility stays 10 miles or more through Sun 1 AM.

FriSat

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

What is measuring near here

The 6 instruments nearest Decatur, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.7 miles away.

measured now4 instruments

measured daily2 instruments

Decatur 2.6 ESEAR-BT-12

In a volunteer observer's own ground/2.7 mi away/1,376 ft/142 ft above here

precip, snowfall, snow depth

Rank76of 678

GravetteGVTA4

At a cooperative observer's station/6.7 mi away/1,161 ft/73 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Northwest Arkansas Regional Apt, drawn

The nearest airport reporting now, 9.4 mi from Decatur, Arkansas. From its report of Oct 16, 2026, 6:53 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 2,300 ft; visibility 10 mi or more.

Section of the sky over Northwest Arkansas Regional Apt, height above the station to scale: a few clouds cloud with its base at 2,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XNAFIG. A THE SKY OVER NORTHWEST ARKANSAS REGIONAL APTSECTION, 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETFEW 2,300 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLENorthwest Arkansas Regional Apt, the skySTATION REPORT · ASOS XNATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-XNA-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

48.0 F with a dew point of 40.0 F, 74 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,800 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Northwest Arkansas Regional Apt: temperature 48.0 degrees Fahrenheit and dew point 40.0, 74 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,800 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XNAFIG. B THE AIR AT NORTHWEST ARKANSAS REGIONAL APTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 1,800 FT ABOVE THE STATION, AT 38.2 FLOWEST CLOUD REPORTED, FEW 2,300 FTTEMPERATURE 48.0 FDEW POINT 40.0 FSPREAD 8.0 FRELATIVE HUMIDITY 74 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 POINTTITLENorthwest Arkansas Regional Apt, the airSTATION REPORT · ASOS XNATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-XNA-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (340 degrees) at 17 mph, gusting 26 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 32 mph.

Plan of the wind at Northwest Arkansas Regional Apt, north up: blowing from 340 degrees, the north northwest, at 17 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT XNAFIG. C THE WIND AT NORTHWEST ARKANSAS REGIONAL APTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 17 MPH5FRESH BREEZE196STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLENorthwest Arkansas Regional Apt, the windSTATION REPORT · ASOS XNATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-XNA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Northwest Arkansas Regional Apt, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Arkansas

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

Near Decatur

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

Near Decatur

River and lake gauges