There was a download of WeatherSnarl 1.0 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. WeatherSnarl.exe is the default file name to indicate the WeatherSnarl installer. This free software is a product of Tlhan Ghun.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The software lies within Home & Hobby Tools, more precisely Weather. The most popular versions of the tool 1.1 and 1.0.
From the developer:
A nice system wide software to display notifications like Growl for Mac on Windows is Snarl fullphat.net.
WeatherSnarl shows the current weather condition as well as a forecast using the general notification system Snarl.
You cand download it for free from sourceforge
You may want to check out more software, such as Channel 3 Weather Wizard, Weather Taskbar Software or Pinpoint 8 Desktop Weather, which might be similar to WeatherSnarl.