Storm Station
Mountain Ranch, California
63° 77°/56°
Clear· Feels like 63°·Light air 3 mph NNW
Partly cloudy. Low around 59, with temperatures rising to around 61 overnight. East wind around 3 mph.
0UV Low
45Air quality
38%Humidity
0%Cloud
Now
12:45 AM
63feels63
now, clear
Today
Sep 27
7756
12mph
overcast
Mon
Sep 28
7753
13mph
UV 6
clear day
Tue
Sep 29
8661
13mph
UV 6
mostly clear day
Wed
Sep 30
9164
UV 6
clear day
Thu
Oct 1
9368
UV 6
clear day
Fri
Oct 2
9670
UV 6
mostly clear day
Sat
Oct 3
9871
UV 6
mostly clear day
63°
77°56°
77°53°
86°61°
91°64°
93°68°
96°70°
98°71°

As of 12:45 AM in Mountain Ranch, California.

What is measuring near here

The 5 instruments nearest Mountain Ranch, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.

measured now3 instruments

EsperanzaESPC1

At a river or reservoir gauge/1.9 mi away/2,516 ft/561 ft above here

temp, wind, gust, humidity, pressure

Rank101of 3,115

San AndreasCPU

At an airfield/8.4 mi away/1,329 ft/626 ft below here

temp, wind, gust, visibility, precip, pressure

Rank1,807of 3,115

50EB at Riverton BarnCD043

Beside a road/38.6 mi away/3,212 ft/1,257 ft above here

temp, pavement temp, wind, visibility, precip

Rank2,566of 3,115

measured daily2 instruments

Mountain Ranch 3.7 NECA-CV-16

In a volunteer observer's own ground/4.0 mi away/2,392 ft/437 ft above here

precip, snowfall, snow depth

Rank-

San AndreasADSC1

At a cooperative observer's station/8.6 mi away/1,030 ft/925 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at San Andreas, drawn

The nearest airport reporting now, 8.4 mi from Mountain Ranch. From its report of Sep 27, 2026, 12:15 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 San Andreas, 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 CPUFIG. A THE SKY OVER SAN ANDREASSECTION, 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 Andreas, the skySTATION REPORT · ASOS CPUTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-CPU-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

62.0 F with a dew point of 43.7 F, 51 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 4,200 ft up.

Chart of the air at San Andreas: temperature 62.0 degrees Fahrenheit and dew point 43.7, 51 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 4,200 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT CPUFIG. B THE AIR AT SAN ANDREASTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,00030 F40 F50 F60 F70 FSATURATES 4,200 FT ABOVE THE STATION, AT 39.7 FTEMPERATURE 62.0 FDEW POINT 43.7 FSPREAD 18.3 FRELATIVE HUMIDITY 51 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 Andreas, the airSTATION REPORT · ASOS CPUTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-CPU-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

Calm.

Plan of the wind at San Andreas, 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 CPUFIG. C THE WIND AT SAN ANDREASPLAN, 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 FORCE73TITLESan Andreas, the windSTATION REPORT · ASOS CPUTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-CPU-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

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

0in

Snow on the ground

Measured at San Andreas (ADSC1), 8.6 miles from here, read 26 Sep, 07:00. measured daily

Elsewhere in California

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

Near Mountain Ranch

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