Application is based on open data of Ilmatieteen laitos, and shows last 12 hours weather station measures from 40 coastal and lake weather stations of Finland. Server is updated every 10 minutes, and one minute after that application updates measures automatically.
Number visualization uses color scale blue-greeen-yellow-orange-red-magenta, and user can select preferred values, based on e.g. own boat sailing properties.
From measured data is shown on main page gust wind, average wind, wind direction and temperature. On 12 last hour page is show maximum gust wind, maximum average wind, highest temperature and lowest temperature, with time stamp.
12 hour wind, wind direction and temperature history is shown graphically, using measure based colorizing (wind direction however as grey).