Storm Station
Bryn Mawr-Skyway, Washington
53°
Partly cloudy· Feels like 53°·Gentle breeze 8 mph N
Mostly cloudy, with a low around 48. North northeast wind around 7 mph.
-UV
-Air quality
59%Humidity
54%Cloud

What is measuring near here

The 5 instruments nearest Bryn Mawr-Skyway, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.

measured now3 instruments

Renton MunicipalRNT

At an airfield/1.3 mi away/30 ft/310 ft below here

temp, wind, gust, visibility, precip, pressure

Rank125of 641

S144Th TukwilaT144T

Beside a road/1.7 mi away/144 ft/196 ft below here

temp, pavement temp, wind, visibility, precip

Rank-

Spring Brook Ck Nr OrilliaSBKW1

At a river or reservoir gauge/4.3 mi away/23 ft/317 ft below here

temp, wind, gust, humidity, pressure

Rank461of 641

measured daily2 instruments

Renton 1.5 NWWA-KG-174

In a volunteer observer's own ground/1.1 mi away/131 ft/209 ft below here

precip, snowfall, snow depth

Rank-

Seattle WaSEW

At a cooperative observer's station/13.4 mi away/24 ft/316 ft below here

snowfall, snow depth, precip, high, low

Rank-

Station report

The weather at Renton Municipal, drawn

The nearest airport reporting now, 1.3 mi from Bryn Mawr-Skyway. From its report of Sep 27, 2026, 3:53 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 Renton Municipal, 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 RNTFIG. A THE SKY OVER RENTON MUNICIPALSECTION, 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 MORE0510TITLERenton Municipal, the skySTATION REPORT · ASOS RNTTYPESECTIONSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 1 of 6DATE2026-09-27IDSR-RNT-1DRAWN AS linework on paperSOURCES FB-SKY-001

The air

50.0 F with a dew point of 46.0 F, 86 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 900 ft up.

Chart of the air at Renton Municipal: temperature 50.0 degrees Fahrenheit and dew point 46.0, 86 per cent relative humidity; air lifted from the station cools along the dry rate and meets its dew point about 900 feet above the station; height to scale.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RNTFIG. B THE AIR AT RENTON MUNICIPALTHE 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 900 FT ABOVE THE STATION, AT 45.1 FTEMPERATURE 50.0 FDEW POINT 46.0 FSPREAD 4.0 FRELATIVE HUMIDITY 86 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 POINTTITLERenton Municipal, the airSTATION REPORT · ASOS RNTTYPECHARTSCALEHEIGHT TO SCALEREVAS REPORTED SHEET 2 of 6DATE2026-09-27IDSR-RNT-2DRAWN AS linework on paperSOURCES FB-WAT-020, FB-WAT-002, FB-ENG-011, FB-ENG-005

The wind

From the north (350 degrees) at 9 mph: force 3, a gentle breeze on the Beaufort scale.

Plan of the wind at Renton Municipal, north up: blowing from 350 degrees, the north, at 9 miles an hour; beside it the Beaufort scale from calm to hurricane force, force 3, gentle breeze, marked.1122334455667788AABBCCDDEE© 2026 STORM STATION 247THE FIELD BOOKSTATION REPORT RNTFIG. C THE WIND AT RENTON MUNICIPALPLAN, NORTH UP: THE WIND AS REPORTED, AND WHERE IT SITS ON THE BEAUFORT SCALENESWTHE STATIONFROM 350°BEAUFORT FORCELEAST WIND, MPH0CALM01LIGHT AIR12LIGHT BREEZE43GENTLE BREEZE8NOW, 9 MPH4MODERATE BREEZE135FRESH BREEZE196STRONG BREEZE257NEAR GALE328GALE399STRONG GALE4710STORM5511VIOLENT STORM6412HURRICANE FORCE73TITLERenton Municipal, the windSTATION REPORT · ASOS RNTTYPEPLAN north upSCALENOT TO SCALEREVAS REPORTED SHEET 3 of 6DATE2026-09-27IDSR-RNT-3DRAWN AS linework on paperSOURCES FB-EVT-150, FB-ENG-008, FB-INS-002

The full report of Renton Municipal, 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 Bryn Mawr-Skyway

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