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Denison, Texas

City in Grayson County, Texas

Air quality

The air at Denison

Index 17, good, led by fine particles. Read at 7 AM from its reporting area, Ardmore (OK), 53 miles off.

17Good
  • Fine particles (PM2.5)17Good-

The days ahead

Highest 80, moderate, Mon Oct 19, led by ozone. Yesterday measured 11, good.

Smoke, the next 42 hours

No smoke near the ground through Sun 1 AM.

FriSat

Precipitation

What has fallen at Denison

0.06 in in the last 24 hours, 0.11 in over the last 3 days, to Fri 7 AM. Measured by radar and rain gauges, as water.

Last 24 hours
0.06in
Last 3 days
0.11in

Visibility

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

Visibility stays 10 miles or more through Sun 1 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Denison, 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

Citizen station K5WRW-WXK5WRW-WX

In a volunteer observer's own ground/1.0 mi away/761 ft/4 ft below here

temp, humidity, wind, precip, pressure

Rank-

Red River at Lake TexomaDSNT2

At a river or reservoir gauge/4.9 mi away/643 ft/122 ft below here

temp, wind, gust, humidity, pressure

Rank-

Sherman/DenisonGYI

At an airfield/7.1 mi away/748 ft/17 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

measured daily2 instruments

Denison 0.7 SSETX-GA-51

In a volunteer observer's own ground/0.3 mi away/757 ft/8 ft below here

precip, snowfall, snow depth

Rank-

Dept Public WorksSHET2

At a cooperative observer's station/5.8 mi away/876 ft/111 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Sherman/Denison, drawn

The nearest airport reporting now, 7.1 mi from Denison, Texas. From its report of Oct 16, 2026, 7:50 AM local time: 3 of its 6 sheets.

The sky

Clear; visibility 10 mi or more.

Section of the sky over Sherman/Denison, height above the station to scale: a clear sky, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GYIFIG. A THE SKY OVER SHERMAN/DENISONSECTION, 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 STATIONCLEARVISIBILITY, MILES: 10 MI OR MORE0510TITLESherman/Denison, the skySTATION REPORT · ASOS GYITYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-GYI-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

57.2 F with a dew point of 41.0 F, 55 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,700 ft up.

Chart of the air at Sherman/Denison: temperature 57.2 degrees Fahrenheit and dew point 41.0, 55 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GYIFIG. B THE AIR AT SHERMAN/DENISONTHE 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 3,700 FT ABOVE THE STATION, AT 37.5 FTEMPERATURE 57.2 FDEW POINT 41.0 FSPREAD 16.2 FRELATIVE HUMIDITY 55 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 POINTTITLESherman/Denison, the airSTATION REPORT · ASOS GYITYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-GYI-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 20 mph, gusting 26 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 36 mph.

Plan of the wind at Sherman/Denison, north up: blowing from 360 degrees, the north, at 20 miles an hour, gusting 26; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT GYIFIG. C THE WIND AT SHERMAN/DENISONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 20 MPH6STRONG BREEZE25GUST, 26 MPH7NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESherman/Denison, the windSTATION REPORT · ASOS GYITYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-GYI-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Sherman/Denison, 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 Denison

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

Near Denison

River and lake gauges