Storm Station
Simi Valley, California
75° 87°/65°
Overcast· Feels like 75°·Light air 3 mph ESE
Mostly cloudy, with a low around 61. East northeast wind around 5 mph.
0UV Low
56Air quality
43%Humidity
100%Cloud
Now
12:45 AM
75feels75
now, overcast
Today
Sep 27
8765
UV 7
overcast
Mon
Sep 28
8359
13mph
UV 7
clear day
Tue
Sep 29
9262
15mph
UV 7
clear day
Wed
Sep 30
9063
UV 7
clear day
Thu
Oct 1
9664
UV 7
clear day
Fri
Oct 2
10069
UV 7
clear day
Sat
Oct 3
10274
13mph
UV 7
clear day
75°
87°65°
83°59°
92°62°
90°63°
96°64°
100°69°
102°74°

As of 12:45 AM in Simi Valley, California.

What is measuring near here

The 4 instruments nearest Simi Valley, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 2.5 miles away.

measured now2 instruments

Simi Valley - Cocorah StreetSIHC1

At a river or reservoir gauge/3.4 mi away/1,025 ft/109 ft above here

temp, wind, gust, humidity, pressure

Rank2,464of 3,115

Van Nuys AirportVNY

At an airfield/15.1 mi away/801 ft/115 ft below here

temp, wind, gust, visibility, precip, pressure

Rank50of 3,115

measured daily2 instruments

Simi Valley 1.7 SWCA-VT-41

In a volunteer observer's own ground/2.5 mi away/1,135 ft/219 ft above here

precip, snowfall, snow depth

Rank-

Station report

The weather at Van Nuys Airport, drawn

The nearest airport reporting now, 15.1 mi from Simi Valley. From its report of Sep 26, 2026, 11:51 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 Van Nuys Airport, 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 VNYFIG. A THE SKY OVER VAN NUYS AIRPORTSECTION, 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 MORE0510TITLEVan Nuys Airport, the skySTATION REPORT · ASOS VNYTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-VNY-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

77.0 F with a dew point of 60.0 F, 56 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 3,900 ft up.

Chart of the air at Van Nuys Airport: temperature 77.0 degrees Fahrenheit and dew point 60.0, 56 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 3,900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT VNYFIG. B THE AIR AT VAN NUYS AIRPORTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,00050 F60 F70 F80 F90 FSATURATES 3,900 FT ABOVE THE STATION, AT 56.1 FTEMPERATURE 77.0 FDEW POINT 60.0 FSPREAD 17.0 FRELATIVE HUMIDITY 56 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 POINTTITLEVan Nuys Airport, the airSTATION REPORT · ASOS VNYTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-VNY-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east (90 degrees) at 6 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 18 mph.

Plan of the wind at Van Nuys Airport, north up: blowing from 90 degrees, the east, at 6 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 VNYFIG. C THE WIND AT VAN NUYS AIRPORTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 90°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 6 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEVan Nuys Airport, the windSTATION REPORT · ASOS VNYTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-VNY-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Van Nuys Airport, 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 Simi Valley

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