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Decatur, Texas

City in Wise County, Texas

Air quality

The air at Decatur

Index 31, good, led by ozone. Read at 7 PM from its reporting area, Dallas-Fort Worth (TX), 57 miles off.

31Good
  • Fine particles (PM2.5)22Good-
  • Ozone31Good-
  • Coarse particles (PM10)18Good-

The days ahead

Highest moderate, Mon Oct 19, led by ozone. Yesterday measured 44, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 1 PM.

FriSatSun

Precipitation

What has fallen at Decatur

0.66 in in the last 24 hours, 0.81 in over the last 3 days, to Fri 7 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.66in
Last 3 days
0.81in

Visibility

How far you can see at Decatur, the next 42 hours

Visibility stays 9 miles or more through Sun 1 PM, lowest 9 miles Sat 8 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Decatur, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.6 miles away.

measured now3 instruments

DecaturLUD

At an airfield/1.6 mi away/1,047 ft/16 ft below here

temp, wind, gust, visibility, precip, pressure

Rank4,446of 4,734

measured daily2 instruments

Decatur 0.8 SETX-WS-21

In a volunteer observer's own ground/0.6 mi away/1,048 ft/15 ft below here

precip, snowfall, snow depth

Rank-

Runaway BayRNAT2

At a cooperative observer's station/18.4 mi away/912 ft/151 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Decatur, drawn

The nearest airport reporting now, 1.6 mi from Decatur, Texas. From its report of Oct 16, 2026, 7:55 PM 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 Decatur, 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 LUDFIG. A THE SKY OVER DECATURSECTION, 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 MORE0510TITLEDecatur, the skySTATION REPORT · ASOS LUDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-17IDSR-LUD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

55.4 F with a dew point of 41.0 F, 58 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,300 ft up.

Chart of the air at Decatur: temperature 55.4 degrees Fahrenheit and dew point 41.0, 58 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LUDFIG. B THE AIR AT DECATURTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00030 F40 F50 F60 F70 FSATURATES 3,300 FT ABOVE THE STATION, AT 37.9 FTEMPERATURE 55.4 FDEW POINT 41.0 FSPREAD 14.4 FRELATIVE HUMIDITY 58 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 POINTTITLEDecatur, the airSTATION REPORT · ASOS LUDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-17IDSR-LUD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 35 mph.

Plan of the wind at Decatur, north up: blowing from 350 degrees, the north, at 7 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT LUDFIG. C THE WIND AT DECATURPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEDecatur, the windSTATION REPORT · ASOS LUDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-17IDSR-LUD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

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Snow on the ground

Elsewhere in Texas

20 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