Mild Tuesday before at least 20 mm of rain Thursday

Tuesday will be a pretty uneventful day for much of southern Alberta as a ridge of high pressure hovers over the bottom half of the province. A moisture-laden, digging trough from the Pacific will move into British Columbia Wednesday before crossing over the Rockies. This system will not only push that ridge east, but it is also expected to park over central and southern Alberta dumping large amounts of rain.Convective activity is also expected during this transition period with mild to moderate