Ontario storm summary

A strong low pressure system brought rain, freezing rain, and snow to Ontario on Tuesday.

Portions of southern Ontario saw snow, ice pellets and several hours of freezing rain

followed by heavy rain and thunderstorms. This has resulted in localized flooding across portions of southern Ontario.

Across northwestern Ontario, this system brought heavy snow and blizzard-like conditions for regions north of Lake Superior, including the Thunder Bay area.

The following is a summary of weather event information received by Environment and Climate Change Canada.

1. Summary of rainfall:

Burford 86.6 mm

Laurel Creek 79.8 mm

Woolwich 77.4 mm

Guelph 77.2 mm

Woodstock 77 mm

Caledonia 76.7 mm

Bognor 75.9 mm

Sarnia 75 mm

Brantford Airport 74.5 mm

Ilderton 73.9 mm

Stratford 69.1 mm

Meaford 68.1 mm

Heart Lake 66.8 mm

Acton 65.8 mm

Bridgeport 65 mm

Union 62 mm

Paris 60.8 mm

Orillia 61.2 mm

Arthur 59.8 mm

Dufferin Reservoir 59.2 mm

Conestogo 58.8 mm

Shand 57 mm

Goderich 55 mm

Lincoln 55.8 mm

Elora 54.2 mm

Hamilton International Airport 54 mm

Vineland 53.3 mm

Mount Forest 53.1 mm

Kitchener - Waterloo 51 mm

Harrow 50.7 mm

2. Summary of estimated ice accretion from freezing rain:

Brussels 7 mm

Tillsonburg 3.5 mm

Kitchener 3 mm

3. Summary of snowfall:

Thunder Bay 25 to 35 cm

Data Source: Environment and Climate Change Canada