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Allen, Texas

City in Collin County, Texas

Air quality

The air at Allen

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-
  • Ozone32Good10 ppb7.6 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 Allen

0.02 in in the last 24 hours, 0.03 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.02in
Last 3 days
0.03in

Visibility

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

Visibility stays 9 miles or more through Sat 7 PM, lowest 10 miles Fri 2 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Allen, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now3 instruments

Mc KinneyTKI

At an airfield/6.7 mi away/587 ft/36 ft below here

temp, wind, gust, visibility, precip, pressure

Rank30of 4,689

measured daily2 instruments

Allen 1.3 ETX-CLL-106

In a volunteer observer's own ground/0.9 mi away/670 ft/47 ft above here

precip, snowfall, snow depth

Rank-

Lavon ReservoirLVNT2

At a reservoir/11.5 mi away/482 ft/141 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Mc Kinney, drawn

The nearest airport reporting now, 6.7 mi from Allen, Texas. From its report of Oct 16, 2026, 12:53 AM local time: 3 of its 6 sheets.

The sky

Broken at 1,700 ft, overcast at 2,200 ft; the ceiling is 1,700 ft; visibility 10 mi or more.

Section of the sky over Mc Kinney, height above the station to scale: broken cloud with its base at 1,700 feet, overcast cloud with its base at 2,200 feet, the ceiling at 1,700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKIFIG. A THE SKY OVER MC KINNEYSECTION, 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 SHEETOVC 2,200 FTOVERCAST, 8 EIGHTHS OF THE SKYBKN 1,700 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYCEILING 1,700 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEMc Kinney, the skySTATION REPORT · ASOS TKITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-TKI-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

66.0 F with a dew point of 59.0 F, 78 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,600 ft up; the lowest cloud reported is at 1,700 ft.

Chart of the air at Mc Kinney: temperature 66.0 degrees Fahrenheit and dew point 59.0, 78 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 1,600 feet above the station, against the lowest cloud reported at 1,700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKIFIG. B THE AIR AT MC KINNEYTHE 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 1,600 FT ABOVE THE STATION, AT 57.3 FLOWEST CLOUD REPORTED, BKN 1,700 FTTEMPERATURE 66.0 FDEW POINT 59.0 FSPREAD 7.0 FRELATIVE HUMIDITY 78 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 POINTTITLEMc Kinney, the airSTATION REPORT · ASOS TKITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-TKI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 21 mph, gusting 29 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 29 mph.

Plan of the wind at Mc Kinney, north up: blowing from 350 degrees, the north, at 21 miles an hour, gusting 29; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TKIFIG. C THE WIND AT MC KINNEYPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 21 MPH6STRONG BREEZE25GUST, 29 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEMc Kinney, the windSTATION REPORT · ASOS TKITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-TKI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-

Snow on the ground

Elsewhere in Texas

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

Near Allen

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

Near Allen

River and lake gauges