Heat warnings issued for large swaths of southern Sask.

WATCH: Southern Saskatchewan is slated for a stretch of extreme heat, lasting until Thursday. Sabeen Ahmad has your forecast.

Environment and Climate Change Canada (ECCC) has issued heat warnings for large swaths of southern Saskatchewan as daily highs are expect to creep into the mid 30s.

Issued just before 3:30 p.m., the alert includes Maple Creek, Swift Current, Shaunavon, Regina, Moose Jaw, Weyburn and Estevan.

• Download the CTV News app to get breaking news alerts sent to your device

From Tuesday to Thursday, a period of warm to hot air is expected to flow through southern Saskatchewan with daytime highs expected to reach between 32 C to 34 C.

With humidity, those temperatures could feel closer to 40 C.

According to ECCC, cooler conditions are expected Wednesday night into Thursday.