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Santa Clara, Texas

City in Guadalupe County, Texas

Air quality

The air at Santa Clara

Index 21, good, led by ozone. Read at 12 PM from its reporting area, San Antonio (TX), 23 miles off.

21Good
  • Fine particles (PM2.5)14Good-
  • Ozone21Good26 ppb23.6 mi
  • Coarse particles (PM10)13Good-

The days ahead

Good each day through Sun Oct 18, led by ozone. Yesterday measured 47, good.

Smoke, the next 44 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Santa Clara

None in the last 3 days, to Fri 11 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 Santa Clara, the next 44 hours

Visibility stays 10 miles or more through Sun 7 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Santa Clara, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.7 miles away.

measured now3 instruments

measured daily2 instruments

Marion 0.3 ENETX-GP-115

In a volunteer observer's own ground/1.7 mi away/654 ft/39 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Randolph AFB, drawn

The nearest airport reporting now, 8.5 mi from Santa Clara, Texas. From its report of Oct 16, 2026, 11:55 AM local time: 3 of its 6 sheets.

The sky

Scattered at 4,800 ft, scattered at 6,500 ft, broken at 19,000 ft; the ceiling is 19,000 ft; visibility 10 mi or more.

Section of the sky over Randolph AFB, height above the station to scale: scattered cloud with its base at 4,800 feet, scattered cloud with its base at 6,500 feet, broken cloud with its base at 19,000 feet, the ceiling at 19,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RNDFIG. A THE SKY OVER RANDOLPH AFBSECTION, 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 STATION05,00010,00015,00020,00025,00030,000ETAGESLOWMIDDLEHIGHTHE STATIONBKN 19,000 FTBROKEN, 5 TO 7 EIGHTHS OF THE SKYSCT 6,500 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYSCT 4,800 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYCEILING 19,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLERandolph AFB, the skySTATION REPORT · ASOS RNDTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-RND-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018, FB-SKY-013, FB-SKY-014, FB-SKY-010, FB-SKY-011, FB-SKY-012

The air

68.0 F with a dew point of 42.0 F, 39 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,900 ft up; the lowest cloud reported is at 4,800 ft.

Chart of the air at Randolph AFB: temperature 68.0 degrees Fahrenheit and dew point 42.0, 39 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,900 feet above the station, against the lowest cloud reported at 4,800 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RNDFIG. B THE AIR AT RANDOLPH AFBTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00030 F40 F50 F60 F70 F80 FSATURATES 5,900 FT ABOVE THE STATION, AT 36.5 FLOWEST CLOUD REPORTED, SCT 4,800 FTTEMPERATURE 68.0 FDEW POINT 42.0 FSPREAD 26.0 FRELATIVE HUMIDITY 39 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 POINTTITLERandolph AFB, the airSTATION REPORT · ASOS RNDTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-RND-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (360 degrees) at 25 mph, gusting 37 mph: force 6, a strong breeze on the Beaufort scale. The strongest gust today was 39 mph.

Plan of the wind at Randolph AFB, north up: blowing from 360 degrees, the north, at 25 miles an hour, gusting 37; beside it the Beaufort scale from calm to hurricane force, force 6, strong breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RNDFIG. C THE WIND AT RANDOLPH AFBPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 360°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE25NOW, 25 MPH7NEAR GALE32GUST, 37 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERandolph AFB, the windSTATION REPORT · ASOS RNDTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-RND-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at New Braunfels Wfo (NBWT2), 11.0 miles from here, read 16 Oct, 08:00. measured daily

Elsewhere in Texas

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

Near Santa Clara

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

Near Santa Clara

River and lake gauges