Storm Station
Lake Mathews, California
82°
Mostly clear· Feels like 80°·Light breeze 6 mph WSW
Mostly cloudy, with a low around 69. South wind 0 to 5 mph.
-UV
-Air quality
24%Humidity
32%Cloud

What is measuring near here

The 5 instruments nearest Lake Mathews, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.9 miles away.

measured now3 instruments

Clark RAWSCLHC1

A remote fire weather station/4.1 mi away/1,726 ft/204 ft above here

temp, wind, gust, humidity, pressure

Rank1,084of 3,115

March AFB/RiversideRIV

At an airfield/7.6 mi away/1,539 ft/17 ft above here

temp, wind, gust, visibility, precip, pressure

Rank227of 3,115

Fallbrook 5 NE53151

At a climate reference station/29.9 mi away/1,140 ft/382 ft below here

temp, humidity, wind, solar, precip

Rank-

measured daily2 instruments

Perris 10.6 WCA-RV-34

In a volunteer observer's own ground/2.9 mi away/1,586 ft/64 ft above here

precip, snowfall, snow depth

Rank-

Riverside Fire STN #3REVC1

At a cooperative observer's station/7.9 mi away/850 ft/672 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at March AFB/Riverside, drawn

The nearest airport reporting now, 7.6 mi from Lake Mathews. From its report of Sep 27, 2026, 12:55 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 March AFB/Riverside, 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 RIVFIG. A THE SKY OVER MARCH AFB/RIVERSIDESECTION, 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 MORE0510TITLEMarch AFB/Riverside, the skySTATION REPORT · ASOS RIVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-RIV-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

72.0 F with a dew point of 54.0 F, 53 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,100 ft up.

Chart of the air at March AFB/Riverside: temperature 72.0 degrees Fahrenheit and dew point 54.0, 53 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,100 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RIVFIG. B THE AIR AT MARCH AFB/RIVERSIDETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00040 F50 F60 F70 F80 FSATURATES 4,100 FT ABOVE THE STATION, AT 49.9 FTEMPERATURE 72.0 FDEW POINT 54.0 FSPREAD 18.0 FRELATIVE HUMIDITY 53 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 POINTTITLEMarch AFB/Riverside, the airSTATION REPORT · ASOS RIVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-RIV-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at March AFB/Riverside, 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 RIVFIG. C THE WIND AT MARCH AFB/RIVERSIDEPLAN, 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 FORCE73TITLEMarch AFB/Riverside, the windSTATION REPORT · ASOS RIVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-RIV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of March AFB/Riverside, 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 Lake Mathews

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