Hourly Forecast - Montréal

YELLOW WARNING - RAINFALL

5:03 AM EDT Tuesday 13 October 2026

Impact Level: Moderate

Forecast Confidence: High

What: Rainfall amounts reaching 40 to 60 millimetres When: From this morning until this evening. Where: Montreal, Vaudreuil and Montérégie Additional information: A nearly stationary warm front associated with a low pressure system sliding south of the border will give conditions favorable for the passage of bands of heavy rain over these areas. Water will likely pool on roads and in low-lying areas. Visibility will likely be suddenly reduced at times. Rainfall warnings are issued when significant impacts are expected due to rainfall amounts. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or post reports on social media using #QCStorm.

In effect for:

Montréal Island area

Date/Time (EDT)	Temp. (°C)	Weather Conditions	Likelihood of precip (%)	UV index	Wind (km/h)
13 October 2026
07:00	6	Rain	100	*	NE 20 gusts 40
08:00	6	Rain	100	*	NE 20 gusts 40
09:00	6	Rain at times heavy	100	*	NE 20 gusts 40
10:00	7	Rain at times heavy	100	1	NE 20 gusts 40
11:00	7	Rain at times heavy	100	1	NE 20 gusts 40
12:00	8	Rain at times heavy	100	1	NE 20 gusts 40
13:00	8	Rain at times heavy	100	1	NE 20 gusts 40
14:00	9	Rain at times heavy	100	1	NE 20 gusts 40
15:00	9	Rain at times heavy	100	*	NE 20 gusts 40
16:00	10	Rain at times heavy	100	*	NE 20 gusts 40
17:00	10	Rain at times heavy	100	*	NE 20 gusts 40
18:00	10	Rain at times heavy	100	*	NE 30
19:00	10	Rain at times heavy	100	*	NE 30
20:00	10	Rain at times heavy	100	*	NE 30
21:00	9	Rain at times heavy	100	*	NE 30
22:00	9	Rain at times heavy	100	*	NE 30
23:00	8	Rain at times heavy	100	*	N 20
14 October 2026
00:00	8	Periods of drizzle	100	*	N 20
01:00	7	Periods of drizzle	100	*	N 20
02:00	7	Periods of drizzle	100	*	N 20
03:00	8	Periods of drizzle	100	*	N 20
04:00	8	Periods of drizzle	100	*	N 20
05:00	9	Periods of drizzle	100	*	N 20
06:00	9	Periods of drizzle	100	*	SW 15

* Value not significant

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Date modified:: 2026-09-03

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