Warnings Richelieu Valley - Saint-Hyacinthe 4:21 AM EDT Sunday 16 July 2006 High heat and humidity warning forRichelieu Valley - Saint-Hyacinthe issued A warm and very humid airmass will cover these regions Monday afternoon making conditions very uncomfortable. During this period,people with chronic diseases (ex.: cardiovascular and respiratory)could see their conditions worsen. Moreover, exposure to theseconditions could cause discomfort like muscle cramps, exhaustion andheatstroke.In order to better withstand the heat we recommend the following:drink a lot of water, reduce physical activities and seek airconditioned or shady areas.