Forecast

5:04 p.m. EDT Thursday 4 September 2025

Special Weather Statement in effect for:

City of Toronto

Strong winds expected on Friday.

What:
Strong winds with gusts of 70 to 90 km/h possible.

When:
Late Friday morning into Friday evening.

Additional Information:
Strong southwesterly winds will develop late Friday morning as a low pressure system pushes over northeastern Ontario.

Wind warnings may be needed for some areas as the event draws closer.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.

Extended Forecast - Environment Canada
	Fri, 5 Sep Chance of showers Max: 25°C	Sat, 6 Sep A mix of sun and cloud Max: 21°C	Sun, 7 Sep Chance of showers Max: 20°C	Mon, 8 Sep Sunny Max: 19°C	Tue, 9 Sep A mix of sun and cloud Max: 19°C	Wed, 10 Sep A mix of sun and cloud Max: 22°C
Tonight Chance of showers Min: 11°C	Night Chance of showers Min: 11°C	Night Clear Min: 11°C	Night Chance of showers Min: 10°C	Night Clear Min: 9°C	Night Cloudy periods Min: 10°C

Toronto Island, ON (Issued: 3:30 PM EDT Thursday 4 September 2025)

Tonight: Partly cloudy. 30 percent chance of showers overnight. Wind west 20 km/h gusting to 40 becoming light this evening. Low 11.
Fri, 5 Sep: A mix of sun and cloud. 30 percent chance of showers early in the morning and late in the afternoon. Wind becoming southwest 40 km/h gusting to 70 in the morning. High 25. Humidex 28. UV index 6 or high.
Night: Partly cloudy with 30 percent chance of showers in the evening. Becoming clear overnight. Wind west 30 km/h gusting to 50 becoming light near midnight. Low 11.
Sat, 6 Sep: A mix of sun and cloud. High 21.
Night: Clear. Low 11.
Sun, 7 Sep: A mix of sun and cloud with 40 percent chance of showers. High 20.
Night: Cloudy periods with 30 percent chance of showers. Low 10.
Mon, 8 Sep: Sunny. High 19.
Night: Clear. Low 9.
Tue, 9 Sep: A mix of sun and cloud. High 19.
Night: Cloudy periods. Low 10.
Wed, 10 Sep: A mix of sun and cloud. High 22.

24 Hour Forecast - Toronto Island, ON

Date/Time	Temp. (°C)	Weather Conditions	LOP †	Wind (km/h)
5 September 2025
5 AM	11	Chance of showers	30	S 10
6 AM	12	Chance of showers	30	S 10
7 AM	14	Chance of showers	30	S 10
8 AM	15	A mix of sun and cloud	10	SW 30 gust 50
9 AM	16	A mix of sun and cloud	10	SW 30 gust 50
10 AM	18	A mix of sun and cloud	10	SW 30 gust 50
11 AM	19	A mix of sun and cloud	10	SW 30 gust 50
12 PM	20	Mainly cloudy	10	SW 30 gust 50
1 PM	20	Mainly cloudy	10	SW 40 gust 70
2 PM	21	Mainly cloudy	10	SW 40 gust 70
3 PM	22	A mix of sun and cloud	10	SW 40 gust 70
4 PM	24	A mix of sun and cloud	10	SW 40 gust 70
5 PM	25	Chance of showers	30	SW 40 gust 70
6 PM	23	Chance of showers	30	W 30 gust 50
7 PM	22	Chance of showers	30	W 30 gust 50
8 PM	20	Chance of showers	30	W 20
9 PM	19	Chance of showers	30	W 20
10 PM	18	Chance of showers	30	W 20
11 PM	17	Chance of showers	30	W 10
6 September 2025
12 AM	16	Clear	10	W 10
1 AM	15	Clear	10	W 10
2 AM	14	Clear	10	W 10
3 AM	13	Clear	10	W 10
4 AM	12	Clear	10	W 10

† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time. Nil: 0% Low: 40% or below Medium: 60% or 70% High: Above 70%