Storm Station
Walnut Grove, Tennessee
66°
Mostly clear· Feels like 66°·Light breeze 5 mph NNE
Partly cloudy, with a low around 51. East northeast wind around 5 mph.
-UV
-Air quality
38%Humidity
24%Cloud

What is measuring near here

The 4 instruments nearest Walnut Grove, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.0 miles away.

measured now2 instruments

Portland1M5

At an airfield/10.0 mi away/801 ft/71 ft below here

temp, wind, gust, visibility, precip, pressure

Rank205of 425

measured daily2 instruments

Cross Plains 3.1 SETN-SR-21

In a volunteer observer's own ground/2.0 mi away/817 ft/55 ft below here

precip, snowfall, snow depth

Rank-

White HouseWHST1

At a cooperative observer's station/3.6 mi away/850 ft/22 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Portland, drawn

The nearest airport reporting now, 10.0 mi from Walnut Grove. From its report of Sep 27, 2026, 3:55 AM 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 Portland, 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 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 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 MORE0510TITLEPortland, the skySTATION REPORT · ASOS 1M5TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-1M5-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

48.2 F with a dew point of 48.2 F, 100 per cent relative humidity. The air is saturated at the ground.

Chart of the air at Portland: temperature 48.2 degrees Fahrenheit and dew point 48.2, 100 per cent relative humidity; the air saturated at the ground; 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 STATION01,0002,0003,00040 F50 F60 FSATURATED AT THE GROUNDTEMPERATURE AND DEW POINT 48.2 F, 48.2 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 POINTTITLEPortland, the airSTATION REPORT · ASOS 1M5TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-1M5-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at Portland, 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 1M5FIG. C THE WIND AT PORTLANDPLAN, 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 FORCE73TITLEPortland, the windSTATION REPORT · ASOS 1M5TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-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 White House (WHST1), 3.6 miles from here, read 26 Sep, 07:00. measured daily

Elsewhere in Tennessee

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

Near Walnut Grove

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