Storm Station
Sign in

London, California

Community in Tulare County, California

Air quality

The air at London

Index 68, moderate, led by coarse particles. Read at 11 PM from its reporting area, Visalia (CA), 13 miles off.

68Moderate
  • Fine particles (PM2.5)62Moderate-
  • Ozone31Good-
  • Coarse particles (PM10)68Moderate-

The days ahead

Moderate each day through Today, led by ozone. Yesterday measured 49, good.

Smoke, the next 42 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 6 or under.

FriSat

Precipitation

What has fallen at London

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

Last 24 hours
0.00in
Last 3 days
0.00in

Visibility

How far you can see at London, the next 42 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

On the radar over London, CaliforniaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture

What is measuring near here

The 6 instruments nearest London, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.0 miles away.

measured now4 instruments

measured daily2 instruments

Visalia 2.1 WCA-TL-24

In a volunteer observer's own ground/11.6 mi away/306 ft/6 ft above here

precip, snowfall, snow depth

Rank-

VisaliaVISC1

At a cooperative observer's station/13.0 mi away/344 ft/44 ft above here

snowfall, snow depth, precip, high, low

Rank3,496of 4,465

Station report

The weather at Visalia Muni (AWOS), drawn

The nearest airport reporting now, 11.2 mi from London, California. From its report of Oct 15, 2026, 11:56 PM 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 Visalia Muni (AWOS), 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 VISFIG. A THE SKY OVER VISALIA MUNI (AWOS)SECTION, 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 MORE0510TITLEVisalia Muni (AWOS), the skySTATION REPORT · ASOS VISTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-VIS-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

58.0 F with a dew point of 45.0 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 Visalia Muni (AWOS): temperature 58.0 degrees Fahrenheit and dew point 45.0, 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 VISFIG. B THE AIR AT VISALIA MUNI (AWOS)THE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 F70 FSATURATES 3,000 FT ABOVE THE STATION, AT 42.2 FTEMPERATURE 58.0 FDEW POINT 45.0 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 POINTTITLEVisalia Muni (AWOS), the airSTATION REPORT · ASOS VISTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-VIS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (120 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Visalia Muni (AWOS), north up: blowing from 120 degrees, the east southeast, at 3 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 1, light air, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VISFIG. C THE WIND AT VISALIA MUNI (AWOS)PLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 120°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEVisalia Muni (AWOS), the windSTATION REPORT · ASOS VISTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-VIS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Visalia Muni (AWOS), in 6 sheets, each beside the Field Book plates that explain it

-

Snow on the ground

Elsewhere in California

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

Near London

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

Near London

River and lake gauges