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What are the sources for WeatherOnline forecasts?


The WeatherOnline forecasts are created by using a MOS system developed in-house with the most current US weather services model data (GFS). The statistical methods of the Model-Output-Statistic (MOS)-System were developed in cooperation with the Meteorological Department of the University of Bonn.

What is a MOS-System?


A Model-Output-Statistic (MOS)-System combines the data of the weather forecast model and the locally recorded data for any given point by transforming the model data from a coarse grid to detailed small scale areas.
In order to do so, one needs a large volume of past model forecast data as well as the corresponding recorded data for any given location. The MOS-System relates these two sets of data in an optimized fashion allowing development of the local weather forecast by using the most current model forecast.

What are the time intervals used in the temperature and icons of the local forecasts?


The forecasted maximum temperature always refers to a 12hour window from 6am to 6om local time.
The forecasted minimum temperature always refers to the 12hour window from 6pm of the day before the forecast day to 6 am of the forecast day.
The weather icon for the morning refers to the time between 6am and 12pm local time, the icon for the afternoon is valid from 12am to 6pm local time and the evening icon refers to the time from 6pm to 12am local time.

How often are the current weather conditions and forecasts updated?


The current weather information as well as the satellite images are updated every 30 minutes whereas the radar images are being updated every 15 minutes.
The local weather forecasts as well as the weather charts are updated 8 times a day. The updates start at 2 am CEST or 3 am CEST depending on daylight saving time and continue on a three hourly bases.


Nächste Wetterstation - Vashon Abstand
McChord Field 16.4 km
Seattle-Tacoma Intl. Airport 16.8 km
Tacoma Narrows Airport 17.3 km
King Flughafen 18.1 km
Gray Army Airfield 24.9 km
Puyallup Flughafen 26.0 km
Renton Municipal Airport 26.4 km
Bremerton Ntnl Arpt 33.8 km
Snohomish 34.7 km
Arlington Flughafen 54.8 km
Olympia Regional Airport 56.9 km
Naval Air Station Whidbey 60.9 km
Skagit Regional Airport 63.0 km
Chehalis Flughafen 74.2 km
Sanderson Field Airport 78.7 km
Bellingham Intl. Airport 83.2 km
Friday Harbor Flughafen 91.4 km
Southwest Washington Regional Airport 92.8 km
Orcas Island Airport 92.9 km
Abbotsford Flughafen 96.9 km
White Rock Campbell Scientific 102.2 km
Saturna Island 106.0 km
Scappoose Industrial Airpark Airport 108.6 km
Pitt Meadows Campbell Scientific 110.0 km
Portland Flughafen 110.0 km
Pearson Field 110.1 km
Saturna/capmon Cs 111.4 km
Portland- Troutdale Airport 111.6 km
Victoria Uni. Campbell Scientific 113.4 km
Victoria Gonzales 114.5 km
Coast Guard Air Station Port Angeles 115.9 km
Burns Bog 120.2 km
William R. Fairchild Intl. Airport 124.3 km
Stampede 124.6 km
Hillsboro Airport 126.2 km
Agassiz 132.5 km
Victoria Int. Airport 132.5 km
Vancouver Flughafen 133.1 km
Aurora State Airport 134.9 km
Vancouver Hrbour 135.7 km
Sands Head 138.9 km
Malahat 139.2 km
West Vancouver 142.4 km
McMinnville Municipal Airport 153.8 km
Hope Aerodrome 155.7 km
Hope 156.8 km
McNary Field Airport 162.7 km
Squamish Flughafen 163.5 km
North Cowichan 165.1 km
Bowerman Airport 167.2 km
Blackcombe Mtn Base 172.5 km
Whistler Flughafen 172.6 km
Sheringham 173.6 km
Pemberton Flughafen 175.7 km
Astoria Regional Airport 177.2 km
Columbia Gorge Regional Airport 177.6 km
Callaghan Valley 180.0 km
Entrance Isl. 186.4 km
Nanaimo Airport 187.2 km
Lytton 191.8 km
Lytton 191.8 km
Tillamook Airport 194.4 km
Corvallis Municipal Airport 199.1 km
Lillooet 202.1 km
Bowers Airport 214.5 km
Eugene Airport 216.7 km
Yakima Flughafen 219.0 km
Ballenas Island 223.1 km
Ashcroft 233.1 km
Redmond Flughafen 234.3 km
Quillayute Airport 236.1 km
Bend Municipal Airport 239.5 km
Clinton/Bleibler Ranch Aerodrome 242.9 km
Clinton 243.6 km
Merritt 243.7 km
Qualicum Airport 246.3 km
Princeton 247.6 km
Newport Municipal Airport 248.2 km
Pangborn Memorial Airport 250.5 km
Prineville Flughafen 251.1 km
Sisters Island 254.6 km
Powell River 270.6 km
Roseburg Regional Airport 272.0 km
Sunnyside Muni 283.1 km
Kamloops Flughafen 293.1 km
Kamloops 293.3 km
Port Alberni 300.6 km
Comox 307.4 km
Southwest Oregon Regional Airport 316.3 km
Ephrata Municipal Airport 326.6 km
Omak Airport 329.7 km
Summerland 335.2 km
Penticton Flughafen 338.3 km
Tatlayoko Lake RCS 339.1 km
Osoyoos 348.3 km
Grant County Intl. Airport 349.0 km
Campbell River Airport 350.7 km
Clearwater 359.5 km
Hermiston Municipal Airport 365.7 km
Kelowna Intl. Airport 371.2 km

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