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McLendon-Chisholm, Texas

City in Rockwall County, Texas

Air quality

The air at McLendon-Chisholm

Index 32, good, led by ozone. Read at 12 AM from its reporting area, Dallas-Fort Worth (TX), 24 miles off.

32Good
  • Fine particles (PM2.5)24Good-
  • Ozone32Good7 ppb24.6 mi
  • Coarse particles (PM10)12Good-

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 34, good.

Smoke, the next 43 hours

No smoke near the ground through Sat 7 PM.

FriSat

Precipitation

What has fallen at McLendon-Chisholm

None in the last 3 days, to Fri 12 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 McLendon-Chisholm, the next 43 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 10 miles Fri 5 AM.

FriSat

On the radar over McLendon-Chisholm, TexasReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest McLendon-Chisholm, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.1 miles away.

measured now3 instruments

RockwallF46

At an airfield/5.8 mi away/585 ft/59 ft above here

temp, wind, gust, visibility, precip, pressure

Rank623of 4,689

measured daily2 instruments

Fate 1.1 SETX-RK-18

In a volunteer observer's own ground/5.1 mi away/572 ft/46 ft above here

precip, snowfall, snow depth

Rank-

Lavon ReservoirLVNT2

At a reservoir/13.2 mi away/482 ft/44 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Rockwall, drawn

The nearest airport reporting now, 5.8 mi from McLendon-Chisholm, Texas. From its report of Oct 16, 2026, 12:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 1,200 ft; the ceiling is 1,200 ft; visibility 10 mi or more.

Section of the sky over Rockwall, height above the station to scale: overcast cloud with its base at 1,200 feet, the ceiling at 1,200 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT F46FIG. A THE SKY OVER ROCKWALLSECTION, 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 1,200 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 1,200 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERockwall, the skySTATION REPORT · ASOS F46TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-F46-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

68.7 F with a dew point of 63.3 F, 83 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,300 ft up; the lowest cloud reported is at 1,200 ft.

Chart of the air at Rockwall: temperature 68.7 degrees Fahrenheit and dew point 63.3, 83 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,300 feet above the station, against the lowest cloud reported at 1,200 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT F46FIG. B THE AIR AT ROCKWALLTHE 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 1,300 FT ABOVE THE STATION, AT 62.0 FLOWEST CLOUD REPORTED, OVC 1,200 FTTEMPERATURE 68.7 FDEW POINT 63.3 FSPREAD 5.4 FRELATIVE HUMIDITY 83 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 POINTTITLERockwall, the airSTATION REPORT · ASOS F46TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-F46-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north northwest (330 degrees) at 18 mph, gusting 24 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 24 mph.

Plan of the wind at Rockwall, north up: blowing from 330 degrees, the north northwest, at 18 miles an hour, gusting 24; beside it the Beaufort scale from calm to hurricane force, force 4, moderate breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT F46FIG. C THE WIND AT ROCKWALLPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 330°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE13NOW, 18 MPH5FRESH BREEZE19GUST, 24 MPH6STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERockwall, the windSTATION REPORT · ASOS F46TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-F46-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Rockwall, 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 McLendon-Chisholm

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

Near McLendon-Chisholm

River and lake gauges