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Kemah, Texas

City in Galveston County, Texas

Air quality

The air at Kemah

Index 44, good, led by fine particles. Read at 11 PM from its reporting area, Houston-Galveston-Brazoria (TX), 25 miles off.

44Good
  • Fine particles (PM2.5)44Good11.7 mi
  • Ozone33Good27 ppb3.7 mi
  • Coarse particles (PM10)19Good11.7 mi

The days ahead

Highest moderate, today, led by ozone. Yesterday measured 48, good.

Smoke, the next 45 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 11 or under.

FriSat

Precipitation

What has fallen at Kemah

None in the last 3 days, to Thu 10 PM. 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 Kemah, the next 45 hours

Visibility stays 5 miles or more through Sat 7 PM, lowest 6 miles Fri 10 AM.

FriSat

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

What is measuring near here

The 5 instruments nearest Kemah, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.2 miles away.

measured now3 instruments

measured daily2 instruments

Clear Lake Shores 1.2 SSWTX-GV-11

In a volunteer observer's own ground/1.2 mi away/12 ft/9 ft below here

precip, snowfall, snow depth

Rank-

BaytownBATT2

At a cooperative observer's station/18.2 mi away/59 ft/38 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Houston/Ellington, drawn

The nearest airport reporting now, 10.0 mi from Kemah, Texas. From its report of Oct 15, 2026, 10:54 PM local time: 3 of its 6 sheets.

The sky

Clear; visibility 10 mi or more.

Section of the sky over Houston/Ellington, height above the station to scale: a clear sky, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFDFIG. A THE SKY OVER HOUSTON/ELLINGTONSECTION, 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 MORE0510TITLEHouston/Ellington, the skySTATION REPORT · ASOS EFDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-EFD-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

75.2 F with a dew point of 69.8 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.

Chart of the air at Houston/Ellington: temperature 75.2 degrees Fahrenheit and dew point 69.8, 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; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFDFIG. B THE AIR AT HOUSTON/ELLINGTONTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00060 F70 F80 F90 FSATURATES 1,300 FT ABOVE THE STATION, AT 68.5 FTEMPERATURE 75.2 FDEW POINT 69.8 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 POINTTITLEHouston/Ellington, the airSTATION REPORT · ASOS EFDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-EFD-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Houston/Ellington, north up: calm; beside it the Beaufort scale from calm to hurricane force, force 0, calm, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT EFDFIG. C THE WIND AT HOUSTON/ELLINGTONPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONCALMBEAUFORT FORCELEAST WIND, MPH0CALM0NOW, 0 MPH1LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEHouston/Ellington, the windSTATION REPORT · ASOS EFDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-EFD-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Houston/Ellington, 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 Kemah

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

Near Kemah

River and lake gauges