Storm Station
Terra Bella, California
73°
Partly cloudy· Feels like 73°·Light air 3 mph NW
Mostly cloudy. Low around 62, with temperatures rising to around 64 overnight. South southwest wind around 5 mph.
-UV
-Air quality
34%Humidity
55%Cloud

What is measuring near here

The 4 instruments nearest Terra Bella, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 4.7 miles away.

measured now2 instruments

PortervillePTV

At an airfield/4.7 mi away/436 ft/54 ft below here

temp, wind, gust, visibility, precip, pressure

Rank138of 3,118

Fountain Head SpringsFTNC1

At a river or reservoir gauge/8.5 mi away/820 ft/330 ft above here

temp, wind, gust, humidity, pressure

Rank385of 3,118

measured daily2 instruments

Porterville 2.4 NNWCA-TL-16

In a volunteer observer's own ground/9.1 mi away/422 ft/68 ft below here

precip, snowfall, snow depth

Rank-

LindsayLINC1

At a cooperative observer's station/16.7 mi away/420 ft/70 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Porterville, drawn

The nearest airport reporting now, 4.7 mi from Terra Bella. From its report of Sep 27, 2026, 2:56 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 Porterville, 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 PTVFIG. A THE SKY OVER PORTERVILLESECTION, 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 MORE0510TITLEPorterville, the skySTATION REPORT · ASOS PTVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-PTV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

62.0 F with a dew point of 49.0 F, 62 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,000 ft up.

Chart of the air at Porterville: temperature 62.0 degrees Fahrenheit and dew point 49.0, 62 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,000 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT PTVFIG. B THE AIR AT PORTERVILLETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00040 F50 F60 F70 FSATURATES 3,000 FT ABOVE THE STATION, AT 46.0 FTEMPERATURE 62.0 FDEW POINT 49.0 FSPREAD 13.0 FRELATIVE HUMIDITY 62 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 POINTTITLEPorterville, the airSTATION REPORT · ASOS PTVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-PTV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south (170 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Porterville, north up: blowing from 170 degrees, the south, at 5 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 PTVFIG. C THE WIND AT PORTERVILLEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 170°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEPorterville, the windSTATION REPORT · ASOS PTVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-PTV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

-in

Snow on the ground

Elsewhere in California

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

Near Terra Bella

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