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Jamul, California

Community in San Diego County, California

Air quality

The air at Jamul

Index 38, good, led by fine particles. Read at 10 PM from its reporting area, San Diego Mesa and Inland Valley (CA), 12 miles off.

38Good
  • Fine particles (PM2.5)38Good5.6 mi
  • Ozone15Good14 ppb5.6 mi
  • Coarse particles (PM10)23Good5.6 mi

The days ahead

Good each day through Fri Oct 16, led by ozone. Yesterday measured 48, good.

Smoke, the next 43 hours

Little smoke near the ground through Sat 5 PM: the index from smoke stays at 17 or under.

FriSat

Precipitation

What has fallen at Jamul

None in the last 3 days, to Thu 10 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 Jamul, the next 43 hours

Visibility stays 10 miles or more through Sat 5 PM.

FriSat

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

What is measuring near here

The 5 instruments nearest Jamul, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.2 miles away.

measured now3 instruments

San Miguel RAWSMIGC1

A remote fire weather station/6.0 mi away/617 ft/674 ft below here

temp, wind, gust, humidity, pressure

Rank-

measured daily2 instruments

El Cajon 3.9 SECA-SD-247

In a volunteer observer's own ground/3.2 mi away/687 ft/604 ft below here

precip, snowfall, snow depth

Rank-

El CajonELJC1

At a cooperative observer's station/8.1 mi away/387 ft/904 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at San Diego/Gillespie, drawn

The nearest airport reporting now, 8.7 mi from Jamul, California. From its report of Oct 15, 2026, 9:55 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 San Diego/Gillespie, 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 SEEFIG. A THE SKY OVER SAN DIEGO/GILLESPIESECTION, 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 MORE0510TITLESan Diego/Gillespie, the skySTATION REPORT · ASOS SEETYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-10-16IDSR-SEE-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

73.4 F with a dew point of 41.0 F, 31 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 7,300 ft up.

Chart of the air at San Diego/Gillespie: temperature 73.4 degrees Fahrenheit and dew point 41.0, 31 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 7,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT SEEFIG. B THE AIR AT SAN DIEGO/GILLESPIETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION02,0004,0006,0008,00010,00020 F30 F40 F50 F60 F70 F80 FSATURATES 7,300 FT ABOVE THE STATION, AT 34.2 FTEMPERATURE 73.4 FDEW POINT 41.0 FSPREAD 32.4 FRELATIVE HUMIDITY 31 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 POINTTITLESan Diego/Gillespie, the airSTATION REPORT · ASOS SEETYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-10-16IDSR-SEE-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southeast (160 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 23 mph.

Plan of the wind at San Diego/Gillespie, north up: blowing from 160 degrees, the south southeast, 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 SEEFIG. C THE WIND AT SAN DIEGO/GILLESPIEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 160°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLESan Diego/Gillespie, the windSTATION REPORT · ASOS SEETYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-10-16IDSR-SEE-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of San Diego/Gillespie, in 6 sheets, each beside the Field Book plates that explain it

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Snow on the ground

Elsewhere in California

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

Near Jamul

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

Near Jamul

River and lake gauges