Residents of Ste. Anne should prepare for chilly conditions overnight on May 19, 2026, as temperatures are expected to drop to -1°C under clearing skies. While Environment Canada currently shows no official weather alerts in effect for the area, the forecast indicates conditions are cold enough to cause frost.
According to Environment Canada, frost advisories are typically issued when temperatures during the growing season reach the freezing mark, as this can damage sensitive plants and crops. Gardeners are encouraged to cover delicate vegetation or move potted plants indoors to protect them from the overnight chill.
This dip in temperature is expected to be short-lived, with a warming trend beginning immediately. Daytime temperatures will reach 17°C by Wednesday, May 20, and are projected to climb to a summer-like 29°C by Monday, May 25. This mid-May frost event falls within the normal seasonal range for southeastern Manitoba, where late spring frosts are common.