Chestermere Lake’s water levels will decrease as colder weather approaches. StrathmoreNow/Jaden Kobsar.captiontext { font-size:90%;font-style: italic;margin-right:20px; } Summer water activities are coming to an end for Chestermere residents as the lake is set to be lowered. The City of Chestermere announced that Chestermere Lake will begin lowering on Oct. 13. Western Irrigation District (WID) crews will manage the lake’s water levels. City off…