Storm Station
Ukiah, California
56° 75°/52°
Partly cloudy· Feels like 56°·Light air 3 mph NNE
Partly cloudy, with a low around 51. North northwest wind around 3 mph.
0UV Low
32Air quality
50%Humidity
64%Cloud
Now
12:30 AM
56feels56
now, partly cloudy
Today
Sep 27
7552
13mph
overcast
Mon
Sep 28
8452
12mph
clear day
Tue
Sep 29
9254
overcast
Wed
Sep 30
9859
clear day
Thu
Oct 1
9862
overcast
Fri
Oct 2
10061
overcast
Sat
Oct 3
10163
overcast
56°
75°52°
84°52°
92°54°
98°59°
98°62°
100°61°
101°63°

As of 12:30 AM in Ukiah, California.

What is measuring near here

The 4 instruments nearest Ukiah, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.

measured now2 instruments

UkiahUKI

At an airfield/1.5 mi away/607 ft/15 ft below here

temp, wind, gust, visibility, precip, pressure

Rank-

Lake Mendocino WeatherMCWC1

At a river or reservoir gauge/4.1 mi away/781 ft/159 ft above here

temp, wind, gust, humidity, pressure

Rank856of 3,115

measured daily2 instruments

Ukiah 0.6 SSWCA-MD-20

In a volunteer observer's own ground/0.7 mi away/681 ft/59 ft above here

precip, snowfall, snow depth

Rank-

Potter Valley PowerhousePORC1

At a power station/15.5 mi away/1,053 ft/431 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Lake Mendocino Weather, drawn

The nearest instrument reporting now, 4.1 mi from Ukiah. From its report of Sep 26, 2026, 11:45 PM local time: 3 of its 5 sheets.

The air

55.4 F with a dew point of 44.2 F, 66 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,600 ft up.

Chart of the air at Lake Mendocino Weather: temperature 55.4 degrees Fahrenheit and dew point 44.2, 66 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,600 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MCWC1FIG. B THE AIR AT LAKE MENDOCINO WEATHERTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,0004,00030 F40 F50 F60 F70 FSATURATES 2,600 FT ABOVE THE STATION, AT 41.7 FTEMPERATURE 55.4 FDEW POINT 44.2 FSPREAD 11.2 FRELATIVE HUMIDITY 66 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 POINTTITLELake Mendocino Weather, the airSTATION REPORT · DCP MCWC1TYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 5DATE2026-09-27IDSR-MCWC1-1DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the south southwest (207 degrees) at 1 mph: force 1, a light air on the Beaufort scale.

Plan of the wind at Lake Mendocino Weather, north up: blowing from 207 degrees, the south southwest, at 1 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 MCWC1FIG. C THE WIND AT LAKE MENDOCINO WEATHERPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 207°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR1NOW, 1 MPH2LIGHT BREEZE43GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLELake Mendocino Weather, the windSTATION REPORT · DCP MCWC1TYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 2 of 5DATE2026-09-27IDSR-MCWC1-2DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008

The column

At 781 ft above sea level, 3 per cent of the atmosphere's air lies below the station. The standard atmosphere puts the pressure there at 29.09 inHg and the temperature at 56.2 F; it reports 55.4 F, 0.8 F colder than standard.

Section from sea level of where Lake Mendocino Weather stands in the atmosphere, height to scale: the station 781 feet above sea level with 3 per cent of the air below it; the standard atmosphere's pressure there, 29.09 inches of mercury, and temperature, 56.2 degrees Fahrenheit.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT MCWC1FIG. D WHERE LAKE MENDOCINO WEATHER STANDS IN THE ATMOSPHERESECTION FROM SEA LEVEL, HEIGHT TO SCALE, THE STATION IN THE STANDARD ATMOSPHEREFT ABOVE SEA LEVEL05,00010,00015,000SEA LEVEL, 29.92 inHg IN THE STANDARD ATMOSPHERELAKE MENDOCINO WEATHER3 PER CENT OF THE AIR BELOW IT781 FT10 PER CENT OF THE AIR BELOW, 2,890 FT20 PER CENT OF THE AIR BELOW, 6,050 FT30 PER CENT OF THE AIR BELOW, 9,540 FT40 PER CENT OF THE AIR BELOW, 13,470 FTSTANDARD PRESSURE HERE29.09 inHgSTANDARD TEMPERATURE HERE56.2 FTEMPERATURE, REPORTED55.4 FTITLELake Mendocino Weather, the columnSTATION REPORT · DCP MCWC1TYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 3 of 5DATE2026-09-27IDSR-MCWC1-3DRAWN AS linework on paperSOURCES FB-ENG-001, FB-ENG-003

The full report of Lake Mendocino Weather, in 5 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 Ukiah

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