Storm Station
Sign in

Seguin, Texas

City in Guadalupe County, Texas

Air quality

The air at Seguin

Index 20, good, led by ozone. Read at 11 AM from its reporting area, San Antonio (TX), 33 miles off.

20Good
  • Fine particles (PM2.5)14Good-
  • Ozone20Good-
  • Coarse particles (PM10)10Good-

The days ahead

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

Smoke, the next 45 hours

No smoke near the ground through Sun 7 AM.

FriSatSun

Precipitation

What has fallen at Seguin

None in the last 3 days, to Fri 10 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 Seguin, the next 45 hours

Visibility stays 10 miles or more through Sun 7 AM.

FriSatSun

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

What is measuring near here

The 5 instruments nearest Seguin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.2 miles away.

measured now3 instruments

measured daily2 instruments

Seguin 0.4 SETX-GP-190

In a volunteer observer's own ground/0.2 mi away/546 ft/14 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Seguin Randolph AFB, drawn

The nearest airport reporting now, 3.6 mi from Seguin, Texas. From its report of Oct 16, 2026, 10:55 AM local time: 3 of its 6 sheets.

The sky

Overcast at 2,300 ft; the ceiling is 2,300 ft; visibility 10 mi or more.

Section of the sky over Seguin Randolph AFB, height above the station to scale: overcast cloud with its base at 2,300 feet, the ceiling at 2,300 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEQFIG. A THE SKY OVER SEGUIN 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 STATION05001,0001,5002,0002,5003,0003,500ETAGESLOWTHE STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETOVC 2,300 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 2,300 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLESeguin Randolph AFB, the skySTATION REPORT · ASOS SEQTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SEQ-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

67.5 F with a dew point of 55.8 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,700 ft up; the lowest cloud reported is at 2,300 ft.

Chart of the air at Seguin Randolph AFB: temperature 67.5 degrees Fahrenheit and dew point 55.8, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,700 feet above the station, against the lowest cloud reported at 2,300 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEQFIG. B THE AIR AT SEGUIN 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 STATION01,0002,0003,0004,00040 F50 F60 F70 F80 FSATURATES 2,700 FT ABOVE THE STATION, AT 53.1 FLOWEST CLOUD REPORTED, OVC 2,300 FTTEMPERATURE 67.5 FDEW POINT 55.8 FSPREAD 11.7 FRELATIVE HUMIDITY 66 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 POINTTITLESeguin Randolph AFB, the airSTATION REPORT · ASOS SEQTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SEQ-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (10 degrees) at 21 mph, gusting 36 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 38 mph.

Plan of the wind at Seguin Randolph AFB, north up: blowing from 10 degrees, the north, at 21 miles an hour, gusting 36; beside it the Beaufort scale from calm to hurricane force, force 5, fresh breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEQFIG. C THE WIND AT SEGUIN RANDOLPH AFBPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 10°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE19NOW, 21 MPH6STRONG BREEZE257NEAR GALE32GUST, 36 MPH8GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESeguin Randolph AFB, the windSTATION REPORT · ASOS SEQTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SEQ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Seguin Randolph AFB, 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 Seguin

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

Near Seguin

River and lake gauges