Storm Station
Castle Rock, Washington
58°
Partly cloudy· Feels like 58°·Light air 3 mph N
Mostly cloudy, with a low around 43. North northeast wind around 5 mph.
-UV
-Air quality
58%Humidity
63%Cloud

What is measuring near here

The 5 instruments nearest Castle Rock, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 5.4 miles away.

measured now3 instruments

Lexington - Cowlitz RiverCLXW1

At a river or reservoir gauge/5.4 mi away/30 ft/24 ft below here

temp, wind, gust, humidity, pressure

Rank-

Kelso-Longveiw AWOSKLS

At an airfield/10.7 mi away/16 ft/38 ft below here

temp, wind, gust, visibility, precip, pressure

Rank15of 618

Km MountainTKMMO

Beside a road/29.1 mi away/810 ft/756 ft above here

temp, pavement temp, wind, visibility, precip

Rank-

measured daily2 instruments

Castle Rock 7.5 NWA-CW-12

In a volunteer observer's own ground/7.3 mi away/141 ft/87 ft above here

precip, snowfall, snow depth

Rank-

KelsoLOVW1

At a cooperative observer's station/8.6 mi away/36 ft/18 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Kelso-Longveiw AWOS, drawn

The nearest airport reporting now, 10.7 mi from Castle Rock. From its report of Sep 27, 2026, 12:56 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 Kelso-Longveiw AWOS, 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 KLSFIG. A THE SKY OVER KELSO-LONGVEIW AWOSSECTION, 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 MORE0510TITLEKelso-Longveiw AWOS, the skySTATION REPORT · ASOS KLSTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-KLS-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

52.0 F with a dew point of 42.0 F, 69 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up.

Chart of the air at Kelso-Longveiw AWOS: temperature 52.0 degrees Fahrenheit and dew point 42.0, 69 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 2,300 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT KLSFIG. B THE AIR AT KELSO-LONGVEIW AWOSTHE REPORTED TEMPERATURE AND DEW POINT, AND AIR LIFTED FROM THE STATION WITHOUT MIXING UNTIL IT SATURATES; HEIGHT ABOVE THE STATION TO SCALEFT ABOVE THE STATION01,0002,0003,00030 F40 F50 F60 FSATURATES 2,300 FT ABOVE THE STATION, AT 39.8 FTEMPERATURE 52.0 FDEW POINT 42.0 FSPREAD 10.0 FRELATIVE HUMIDITY 69 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 POINTTITLEKelso-Longveiw AWOS, the airSTATION REPORT · ASOS KLSTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-KLS-2DRAWN AS linework on paperSOURCES FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the northwest (320 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale.

Plan of the wind at Kelso-Longveiw AWOS, north up: blowing from 320 degrees, the northwest, 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 KLSFIG. C THE WIND AT KELSO-LONGVEIW AWOSPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 320°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE4NOW, 5 MPH3GENTLE BREEZE84MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLEKelso-Longveiw AWOS, the windSTATION REPORT · ASOS KLSTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-KLS-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Kelso-Longveiw AWOS, in 6 sheets, each beside the Field Book plates that explain it

-in

Snow on the ground

Elsewhere in Washington

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

Near Castle Rock

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