BerryWeather is perhaps the best weather application for BlackBerry. It has an insane amount of features, and its totally customizable. It features a homescreen icon with temperature and conditions, weather alerts, multiple locations, forecasts, radar and more. The $9.95 tag may be a bit high for some users, but you can grab it today as the Deal of the Day for only $4.97. This is a excellent price for an app like this, so if you haven't picked it up yet now it your chance. Head over to the CrackBerry App Store to download.