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Glen St. Mary, Florida

Town in Baker County, Florida

Air quality

The air at Glen St. Mary

Index 38, good, led by fine particles. Read at 11 PM from its reporting area, Baker County (FL), 12 miles off.

38Good
  • Fine particles (PM2.5)38Good-
  • Ozone19Good5 ppb20.2 mi

The days ahead

Good each day through Tue Oct 20, led by ozone. Yesterday measured 43, good.

Smoke, the next 46 hours

Little smoke near the ground through Sat 8 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Glen St. Mary

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 Glen St. Mary, the next 46 hours

Mist or haze: visibility falls to 2 miles Fri 8 AM.

FriSat

On the radar over Glen St. Mary, FloridaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Glen St. Mary, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.5 miles away.

measured now3 instruments

measured daily2 instruments

Glen St. Mary 1.7 NFL-BK-6

In a volunteer observer's own ground/1.6 mi away/119 ft/10 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Jacksonville - Cecil Field, drawn

The nearest airport reporting now, 17.4 mi from Glen St. Mary, Florida. From its report of Oct 15, 2026, 11:15 PM local time: 3 of its 6 sheets.

The sky

No cloud below 12,000 ft; visibility 10 mi or more.

Section of the sky over Jacksonville - Cecil Field, height above the station to scale: no cloud detected below 12,000 feet, the reach of its ceilometer, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VQQFIG. A THE SKY OVER JACKSONVILLE - CECIL FIELDSECTION, 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 STATIONTHE CEILOMETER READS TO 12,000 FT, ABOVE THIS SHEETNO CLOUD DETECTED BELOW 12,000 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEJacksonville - Cecil Field, the skySTATION REPORT · ASOS VQQTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-VQQ-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

68.0 F with a dew point of 68.0 F, 100 per cent relative humidity. The air is saturated at the ground.

Chart of the air at Jacksonville - Cecil Field: temperature 68.0 degrees Fahrenheit and dew point 68.0, 100 per cent relative humidity; the air saturated at the ground; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VQQFIG. B THE AIR AT JACKSONVILLE - CECIL FIELDTHE 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 FSATURATED AT THE GROUNDTEMPERATURE AND DEW POINT 68.0 F, 68.0 FRELATIVE HUMIDITY 100 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 POINTTITLEJacksonville - Cecil Field, the airSTATION REPORT · ASOS VQQTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-VQQ-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Jacksonville - Cecil Field, 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 VQQFIG. C THE WIND AT JACKSONVILLE - CECIL FIELDPLAN, 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 FORCE73TITLEJacksonville - Cecil Field, the windSTATION REPORT · ASOS VQQTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-VQQ-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Jacksonville - Cecil Field, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in Florida

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

Near Glen St. Mary

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

Near Glen St. Mary

River and lake gauges