The threat for severe weather returns to Alberta and Saskatchewan this weekend after a brief reprieve to end the week. The risk of severe thunderstorms that existed in parts of northern Alberta through Saturday will shift east into parts of Saskatchewan through the overnight period. Prairies storm risk map Saturday overnightOn Sunday, the low will stall over northern Saskatchewan from the early-morning hours to the afternoon period, bringing in another risk of severe thunderstorms. Prairies rainfall through SundayThe significant amount of moisture on the northeastern Prairies will lead to higher rainfall totals. WATCH: Why Alberta is experiencing a summer of severe weatherClick here to view the video