Take this storm as a surprise little cell that came to me from the north near Castle Hill. Impressive event locally - one of a few storms that developed on a day when the Bureau of Meteorology thought there would only be a chance of a shower! Severe storms were reported in parts of western Sydney from this time onwards.
Storm Surprise Sydney 24th February 2013
So how long are storm cha... Once at the target and all data is analysed, the wait for storm development could be brief or nervously long. I constantly analyse what is going on
Preparing the forecast What I tend to look for are the main ingredients of instability, rich low level moisture, heat and some forcing mechanism on these models. Added to these