Storm Station
Calpine, California
58° 68°/49°
Overcast· Feels like 58°·Light breeze 5 mph W
Cloudy, with a low around 42. Northeast wind 0 to 5 mph.
0UV Low
38Air quality
33%Humidity
100%Cloud
Now
12:30 AM
58feels58
now, overcast
Today
Sep 27
6849
14mph
overcast
Mon
Sep 28
6944
UV 6
clear day
Tue
Sep 29
7743
UV 6
partly cloudy day
Wed
Sep 30
8349
UV 6
clear day
Thu
Oct 1
8653
13mph
UV 6
clear day
Fri
Oct 2
8456
UV 6
overcast
Sat
Oct 3
8754
UV 6
mostly clear day
58°
68°49°
69°44°
77°43°
83°49°
86°53°
84°56°
87°54°

As of 12:30 AM in Calpine, California.

What is measuring near here

The 5 instruments nearest Calpine, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 6.5 miles away.

measured now3 instruments

Carman SaddleQCSC1

At a river or reservoir gauge/6.5 mi away/6,158 ft/1,170 ft above here

temp, wind, gust, humidity, pressure

Rank266of 3,115

Hwy 80 at Donner SummitCD027

Beside a road/22.9 mi away/7,198 ft/2,210 ft above here

temp, pavement temp, wind, visibility, precip

Rank2,571of 3,115

Truckee-TahoeTRK

At an airfield/28.6 mi away/5,899 ft/911 ft above here

temp, wind, gust, visibility, precip, pressure

Rank3,070of 3,115

measured daily2 instruments

Sierraville Ranger STNSERC1

At a cooperative observer's station/6.6 mi away/4,980 ft/8 ft below here

snowfall, snow depth, precip, high, low

Rank-

Portola 0.5 WNWCA-PM-16

In a volunteer observer's own ground/10.2 mi away/4,845 ft/143 ft below here

precip, snowfall, snow depth

Rank-

Station report

The weather at Truckee-Tahoe, drawn

The nearest airport reporting now, 28.6 mi from Calpine. 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 Truckee-Tahoe, 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 TRKFIG. A THE SKY OVER TRUCKEE-TAHOESECTION, 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 MORE0510TITLETruckee-Tahoe, the skySTATION REPORT · ASOS TRKTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-TRK-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

53.6 F with a dew point of 28.4 F, 38 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 5,700 ft up.

Chart of the air at Truckee-Tahoe: temperature 53.6 degrees Fahrenheit and dew point 28.4, 38 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 5,700 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT TRKFIG. B THE AIR AT TRUCKEE-TAHOETHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,0005,0006,0007,0008,00010 F20 F30 F40 F50 F60 FSATURATES 5,700 FT ABOVE THE STATION, AT 23.3 FTEMPERATURE 53.6 FDEW POINT 28.4 FSPREAD 25.2 FRELATIVE HUMIDITY 38 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 POINTTITLETruckee-Tahoe, the airSTATION REPORT · ASOS TRKTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-TRK-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the west (260 degrees) at 3 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Truckee-Tahoe, north up: blowing from 260 degrees, the west, 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 TRKFIG. C THE WIND AT TRUCKEE-TAHOEPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 260°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 3 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLETruckee-Tahoe, the windSTATION REPORT · ASOS TRKTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-TRK-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Truckee-Tahoe, 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 Calpine

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