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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 - Kennewick Abstand
Tri-Cities Airport 4.5 km
Hermiston Municipal Airport 25.3 km
Eastern Oregon Regional Airport 40.1 km
Grant County Intl. Airport 59.6 km
Ephrata Municipal Airport 75.4 km
Meacham 85.7 km
Walla Walla Flughafen 92.9 km
Sunnyside Muni 95.3 km
Grant County Regional Airport 97.7 km
Omak Airport 130.3 km
La Grande/Union County Airport 133.2 km
Pangborn Memorial Airport 138.0 km
Burns Municipal Airport 141.7 km
Osoyoos 159.1 km
Yakima Flughafen 159.1 km
Baker City Flughafen 161.5 km
Bowers Airport 164.6 km
Fairchild Air Force Base 180.4 km
Penticton Flughafen 187.1 km
Spokane Flughafen 192.5 km
Summerland 194.1 km
Kelowna Intl. Airport 207.9 km
Deer Park Flughafen 211.3 km
Felts Field Airport 215.4 km
Warfield 218.2 km
Vernon 219.5 km
Pullman/Moscow Flughafen 224.6 km
Prineville Flughafen 225.2 km
Columbia Gorge Regional Airport 230.3 km
Castlegar Flughafen 233.2 km
Lewiston Flughafen 234.0 km
Rome State Airport 236.4 km
Princeton 238.1 km
Salmon Arm 246.2 km
Redmond Flughafen 252.5 km
Stampede 254.3 km
Bend Municipal Airport 259.7 km
Ontario Municipal Airport 259.8 km
Nakusp 260.5 km
Lake County Airport 263.9 km
Nelson 266.5 km
Coeur d'Alene Airport 269.0 km
Revelstoke Airport 275.6 km
Merritt 286.1 km
Kamloops Flughafen 290.4 km
Kamloops 290.5 km
Sandpoint Flughafen 305.1 km
Caldwell Flughafen 306.2 km
Nampa Municipal Airport 318.7 km
Hope 319.4 km
Hope Aerodrome 320.7 km
Creston Campbell Scientific 327.8 km
Idaho County Airport 333.4 km
Boundary County Airport 340.5 km
Agassiz 341.9 km
McCall Flughafen 342.4 km
Ashcroft 349.5 km
Boise Flughafen 349.9 km
Renton Municipal Airport 353.1 km
Lytton 356.2 km
Lytton 356.2 km
Arlington Flughafen 356.7 km
Puyallup Flughafen 356.8 km
Seattle-Tacoma Intl. Airport 361.6 km
King Flughafen 362.6 km
Snohomish 365.7 km
Portland- Troutdale Airport 367.3 km
Crater Lake 367.9 km
McChord Field 378.8 km
Portland Flughafen 389.2 km
Gray Army Airfield 389.3 km
Mullan Pass 389.5 km
Skagit Regional Airport 390.1 km
Tacoma Narrows Airport 390.8 km
Lowell 391.9 km
Pearson Field 394.7 km
Mountain Home Air Force Base 395.9 km
Abbotsford Flughafen 396.4 km
Lillooet 403.7 km
Bellingham Intl. Airport 408.5 km
Cranbrook Flughafen 410.1 km
Aurora State Airport 410.2 km
Cranbrook Flughafen 410.6 km
Bremerton Ntnl Arpt 411.4 km
Naval Air Station Whidbey 414.1 km
Scappoose Industrial Airpark Airport 416.3 km
Southwest Washington Regional Airport 421.2 km
Olympia Regional Airport 423.5 km
Hillsboro Airport 428.3 km
Chehalis Flughafen 431.3 km
Pitt Meadows Campbell Scientific 432.8 km
White Rock Campbell Scientific 437.4 km
McNary Field Airport 437.9 km
Orcas Island Airport 446.2 km
McMinnville Municipal Airport 450.7 km
Sanderson Field Airport 453.0 km
Friday Harbor Flughafen 454.3 km
Saturna Island 462.6 km
Burns Bog 464.5 km
Pemberton Flughafen 466.2 km

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