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St. Hedwig, Texas

Town in Bexar County, Texas

Air quality

The air at St. Hedwig

Index 34, good, led by fine particles. Read at 3 AM from its reporting area, San Antonio (TX), 16 miles off.

34Good
  • Fine particles (PM2.5)34Good-
  • Ozone31Good37 ppb11.1 mi
  • Coarse particles (PM10)17Good-

The days ahead

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

Smoke, the next 41 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at St. Hedwig

None in the last 3 days, to Fri 2 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 St. Hedwig, the next 41 hours

Visibility stays 10 miles or more through Sat 7 PM.

FriSat

On the radar over St. Hedwig, TexasReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest St. Hedwig, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.

measured now3 instruments

measured daily2 instruments

Station report

The weather at Randolph AFB, drawn

The nearest airport reporting now, 9.4 mi from St. Hedwig, Texas. From its report of Oct 16, 2026, 2:55 AM local time: 3 of its 6 sheets.

The sky

A few clouds at 5,000 ft; visibility 10 mi or more.

Section of the sky over Randolph AFB, height above the station to scale: a few clouds cloud with its base at 5,000 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 STATION01,0002,0003,0004,0005,0006,0007,0008,000ETAGESLOWMIDDLETHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETFEW 5,000 FTA FEW CLOUDS, 1 TO 2 EIGHTHS OF THE SKYVISIBILITY, 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

The air

73.0 F with a dew point of 64.6 F, 75 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,000 ft up; the lowest cloud reported is at 5,000 ft.

Chart of the air at Randolph AFB: temperature 73.0 degrees Fahrenheit and dew point 64.6, 75 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,000 feet above the station, against the lowest cloud reported at 5,000 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 STATION01,0002,0003,0004,0005,0006,0007,00050 F60 F70 F80 FSATURATES 2,000 FT ABOVE THE STATION, AT 62.6 FLOWEST CLOUD REPORTED, FEW 5,000 FTTEMPERATURE 73.0 FDEW POINT 64.6 FSPREAD 8.4 FRELATIVE HUMIDITY 75 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 northwest (340 degrees) at 8 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Randolph AFB, north up: blowing from 340 degrees, the north northwest, at 8 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle 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 340°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 8 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG 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

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Snow on the ground

Elsewhere in Texas

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

Near St. Hedwig

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

Near St. Hedwig

River and lake gauges