Storm Station
Sign in

Signal Mountain, Tennessee

Town in Hamilton County, Tennessee

Air quality

The air at Signal Mountain

Index 78, moderate, led by fine particles. Read at 6 AM from its reporting area, Chattanooga (TN), 6 miles off.

78Moderate
  • Fine particles (PM2.5)78Moderate-
  • Ozone20Good-

The days ahead

Good each day through Sat Oct 17, led by fine particles. Yesterday measured 65, moderate.

Smoke, the next 44 hours

Little smoke near the ground through Sun 2 AM: the index from smoke stays at 22 or under.

FriSat

Precipitation

What has fallen at Signal Mountain

None in the last 3 days, to Fri 5 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 Signal Mountain, the next 44 hours

Visibility stays 10 miles or more through Sun 2 AM.

FriSat

On the radar over Signal Mountain, TennesseeReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 5 instruments nearest Signal Mountain, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.

measured now3 instruments

measured daily2 instruments

Station report

The weather at Chattanooga/Lovell, drawn

The nearest airport reporting now, 10.5 mi from Signal Mountain, Tennessee. From its report of Oct 16, 2026, 5:53 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 Chattanooga/Lovell, 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 CHAFIG. A THE SKY OVER CHATTANOOGA/LOVELLSECTION, 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 MORE0510TITLEChattanooga/Lovell, the skySTATION REPORT · ASOS CHATYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-CHA-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

65.0 F with a dew point of 63.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up.

Chart of the air at Chattanooga/Lovell: temperature 65.0 degrees Fahrenheit and dew point 63.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CHAFIG. B THE AIR AT CHATTANOOGA/LOVELLTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00050 F60 F70 F80 FSATURATES 500 FT ABOVE THE STATION, AT 62.5 FTEMPERATURE AND DEW POINT 65.0 F, 63.0 FRELATIVE HUMIDITY 93 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 POINTTITLEChattanooga/Lovell, the airSTATION REPORT · ASOS CHATYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-CHA-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 Chattanooga/Lovell, 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 CHAFIG. C THE WIND AT CHATTANOOGA/LOVELLPLAN, 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 FORCE73TITLEChattanooga/Lovell, the windSTATION REPORT · ASOS CHATYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-CHA-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at Within City Limits (LKMT1), 8.8 miles from here, read 15 Oct, 08:00. measured daily

Elsewhere in Tennessee

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

Near Signal Mountain

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

Near Signal Mountain

River and lake gauges