Frost advisory
Some plants may be damaged or even destroyed by frost.
What:
Temperatures falling to near or just below freezing will result in frost formation.
Where:
A large portion of southwestern Ontario. Locations near the lakeshore and urban areas will likely remain mild enough to avoid frost.
When:
Early this morning.
Take preventative measures to protect frost-sensitive plants and trees.
Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@canada.ca or tweet reports using #ONStorm.
Today – May 13, 2021
Sunny. Wind becoming northwest 20 km/h this morning. High 20. UV index 8 or very high.
Tonight
Clear. Low plus 5.
Fri, 14 May – Sunny. High 21. UV index 8 or very high. Night – Cloudy periods. Low 9.
Sat, 15 May – A mix of sun and cloud. High 20. Night – Cloudy with 60 percent chance of showers. Low 10.
Sun, 16 May – Cloudy with 60 percent chance of showers. High 19. Night – Cloudy periods. Low 11.
Mon, 17 May – Cloudy with 60 percent chance of showers. High 20. Night – Cloudy with 60 percent chance of showers. Low 11.
Tue, 18 May – Sunny. High 23. Night – Clear. Low 11.
Wed, 19 May – Sunny. High 23.
