Storm Station
Collinwood, Tennessee
71°
Partly cloudy· Feels like 71°·Light air 3 mph NNE
Partly cloudy, with a low around 57. East northeast wind around 0 mph.
-UV
-Air quality
28%Humidity
49%Cloud

What is measuring near here

The 4 instruments nearest Collinwood, 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 now2 instruments

Meriwether LewisMERT1

At a river or reservoir gauge/19.0 mi away/1,004 ft/47 ft below here

temp, wind, gust, humidity, pressure

Rank203of 425

SavannahSNH

At an airfield/26.9 mi away/463 ft/588 ft below here

temp, wind, gust, visibility, precip, pressure

Rank365of 425

measured daily2 instruments

Collinwood 0.2 SETN-WY-13

In a volunteer observer's own ground/0.2 mi away/1,056 ft/5 ft above here

precip, snowfall, snow depth

Rank-

WaynesboroWAYT1

At a cooperative observer's station/9.2 mi away/768 ft/283 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Savannah, drawn

The nearest airport reporting now, 26.9 mi from Collinwood. From its report of Sep 27, 2026, 4:35 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 Savannah, 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 SNHFIG. A THE SKY OVER SAVANNAHSECTION, 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 MORE0510TITLESavannah, the skySTATION REPORT · ASOS SNHTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-SNH-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

55.4 F with a dew point of 53.6 F, 94 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 400 ft up.

Chart of the air at Savannah: temperature 55.4 degrees Fahrenheit and dew point 53.6, 94 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 400 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SNHFIG. B THE AIR AT SAVANNAHTHE 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 F70 FSATURATES 400 FT ABOVE THE STATION, AT 53.2 FTEMPERATURE AND DEW POINT 55.4 F, 53.6 FRELATIVE HUMIDITY 94 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 POINTTITLESavannah, the airSTATION REPORT · ASOS SNHTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-SNH-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 Savannah, 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 SNHFIG. C THE WIND AT SAVANNAHPLAN, 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 FORCE73TITLESavannah, the windSTATION REPORT · ASOS SNHTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-SNH-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in Tennessee

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

Near Collinwood

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