Bains Software today released Son of Weather Grok 4.2.1, an update to its freeware desktop weather application that displays current weather conditions and forecasts for cities from around the world. The update fixes the Query feature, which was broken by an NOAA (National Oceanic and Atmospheric Administration) Web site update, and includes other enhancements. Son of Weather Grok is available for Mac OS 8 and higher and Mac OS X.