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Oak Grove, Tennessee

Community in Sumner County, Tennessee

Air quality

The air at Oak Grove

Index 47, good, led by fine particles. Read at 11 PM from its reporting area, Bowling Green (KY), 28 miles off.

47Good
  • Fine particles (PM2.5)47Good24.2 mi
  • Ozone28Good32 ppb14.1 mi

The days ahead

Yesterday measured 39, good.

Smoke, the next 44 hours

Little smoke near the ground through Sat 7 PM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Oak Grove

None in the last 24 hours; 0.29 in over the last 3 days, to Thu 11 PM. Measured by radar and rain gauges, as water.

Last 24 hours
0.00in
Last 3 days
0.29in

Visibility

How far you can see at Oak Grove, the next 44 hours

Visibility stays 9 miles or more through Sat 7 PM, lowest 9 miles Fri 7 AM.

FriSat

On the radar over Oak Grove, TennesseeReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Oak Grove, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.

measured now3 instruments

Portland1M5

At an airfield/5.6 mi away/801 ft/74 ft below here

temp, wind, gust, visibility, precip, pressure

Rank351of 1,019

measured daily2 instruments

Westmoreland 7.3 WTN-SR-33

In a volunteer observer's own ground/0.3 mi away/876 ft/1 ft above here

precip, snowfall, snow depth

Rank-

Bethpage 1SBETT1

At a cooperative observer's station/8.0 mi away/594 ft/281 ft below here

snowfall, snow depth, precip, high, low

Rank177of 1,019

Station report

The weather at Portland, drawn

The nearest airport reporting now, 5.6 mi from Oak Grove, Tennessee. From its report of Oct 15, 2026, 11:35 PM local time: 3 of its 6 sheets.

The sky

Scattered at 12,000 ft; visibility 10 mi or more.

Section of the sky over Portland, height above the station to scale: scattered cloud with its base at 12,000 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1M5FIG. A THE SKY OVER PORTLANDSECTION, 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 STATION02,5005,0007,50010,00012,50015,00017,50020,000ETAGESLOWMIDDLEHIGHTHE STATIONTHE CEILOMETER READS TO 12,000 FTSCT 12,000 FTSCATTERED, 3 TO 4 EIGHTHS OF THE SKYVISIBILITY, MILES: 10 MI OR MORE0510TITLEPortland, the skySTATION REPORT · ASOS 1M5TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-1M5-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-013, FB-SKY-014

The air

75.2 F with a dew point of 57.2 F, 54 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,200 ft up; the lowest cloud reported is at 12,000 ft.

Chart of the air at Portland: temperature 75.2 degrees Fahrenheit and dew point 57.2, 54 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,200 feet above the station, against the lowest cloud reported at 12,000 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1M5FIG. B THE AIR AT PORTLANDTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00012,00040 F50 F60 F70 F80 F90 FSATURATES 4,200 FT ABOVE THE STATION, AT 53.1 FLOWEST CLOUD REPORTED, SCT 12,000 FTTEMPERATURE 75.2 FDEW POINT 57.2 FSPREAD 18.0 FRELATIVE HUMIDITY 54 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 POINTTITLEPortland, the airSTATION REPORT · ASOS 1M5TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-1M5-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (210 degrees) at 7 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 14 mph.

Plan of the wind at Portland, north up: blowing from 210 degrees, the south southwest, at 7 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 2, light breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT 1M5FIG. C THE WIND AT PORTLANDPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 210°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 7 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPortland, the windSTATION REPORT · ASOS 1M5TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-1M5-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Bethpage 1S (BETT1), 8.0 miles from here, read 15 Oct, 07:00. measured daily

Elsewhere in Tennessee

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

Near Oak Grove

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

Near Oak Grove

River and lake gauges