The 1.0 version of AccuWeather.com Widget for Mac is available as a free download on our website. The software lies within System Tools, more precisely Dashboard Widgets. The actual developer of this free Mac application is Steve Mummey.
From the developer:
Stay connected to the latest in weather forecasting with this free-to-use widget. This widget includes crowdsourcing with AccUcast and features AccuWeather MinuteCast, available for more countries and for more minutes than any other minute-by-minute precipitation forecast.
You may want to check out more software for Mac, such as AccuWeather.com Stratus, Calculator Widget or QSS Widget, which might be similar to AccuWeather.com Widget.