Storm Station
Westhaven-Moonstone, California
52°
Partly cloudy· Feels like 52°·Light air 3 mph ESE
Mostly cloudy, with a low around 47. East southeast wind around 6 mph.
-UV
-Air quality
96%Humidity
64%Cloud

What is measuring near here

The 4 instruments nearest Westhaven-Moonstone, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.8 miles away.

measured now2 instruments

Arcata/Eureka ArptACV

At an airfield/4.2 mi away/217 ft/170 ft below here

temp, wind, gust, visibility, precip, pressure

Rank3,002of 3,118

School House RAWSSHUC1

A remote fire weather station/12.6 mi away/2,604 ft/2,217 ft above here

temp, wind, gust, humidity, pressure

Rank210of 3,118

measured daily2 instruments

Westhaven-Moonstone 0.9 SSECA-HM-117

In a volunteer observer's own ground/0.8 mi away/357 ft/30 ft below here

precip, snowfall, snow depth

Rank-

OrleansORLC1

At a cooperative observer's station/35.3 mi away/476 ft/89 ft above here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Arcata/Eureka Arpt, drawn

The nearest airport reporting now, 4.2 mi from Westhaven-Moonstone. From its report of Sep 27, 2026, 2:53 AM local time: 3 of its 6 sheets.

The sky

Overcast at 700 ft; the ceiling is 700 ft; visibility 10 mi or more.

Section of the sky over Arcata/Eureka Arpt, height above the station to scale: overcast cloud with its base at 700 feet, the ceiling at 700 feet, and visibility of 10 mi or more.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ACVFIG. A THE SKY OVER ARCATA/EUREKA ARPTSECTION, 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 SHEETOVC 700 FTOVERCAST, 8 EIGHTHS OF THE SKYCEILING 700 FTVISIBILITY, MILES: 10 MI OR MORE0510TITLEArcata/Eureka Arpt, the skySTATION REPORT · ASOS ACVTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-ACV-1DRAWN AS linework on paperSOURCES FB-SKY-001, FB-SKY-017, FB-SKY-016, FB-SKY-018

The air

53.0 F with a dew point of 51.0 F, 93 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 500 ft up; the lowest cloud reported is at 700 ft.

Chart of the air at Arcata/Eureka Arpt: temperature 53.0 degrees Fahrenheit and dew point 51.0, 93 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 500 feet above the station, against the lowest cloud reported at 700 feet; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT ACVFIG. B THE AIR AT ARCATA/EUREKA ARPTTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00040 F50 F60 FSATURATES 500 FT ABOVE THE STATION, AT 50.5 FLOWEST CLOUD REPORTED, OVC 700 FTTEMPERATURE AND DEW POINT 53.0 F, 51.0 FRELATIVE HUMIDITY 93 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 POINTTITLEArcata/Eureka Arpt, the airSTATION REPORT · ASOS ACVTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-ACV-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the east southeast (110 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Arcata/Eureka Arpt, north up: blowing from 110 degrees, the east southeast, at 5 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 ACVFIG. C THE WIND AT ARCATA/EUREKA ARPTPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 110°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEArcata/Eureka Arpt, the windSTATION REPORT · ASOS ACVTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-ACV-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Arcata/Eureka Arpt, 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 Westhaven-Moonstone

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