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SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of dangerous thunderstorms capable of producing very strong wind gusts, large hail and heavy downpours this afternoon and evening.Don't forget that severe thunderstorms can sometimes produce tornadoes.Large hail can damage property and cause injury. Very strong wind gusts can damage buildings, down trees and blow large vehicles off the road. Heavy downpours can cause flash floods and water pooling on roads. Water-related activities may be unsafe due to violent and sudden gusts of wind over bodies of water.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or tweet reports using #QCStorm.
In effect for:
- Metro Montréal - Laval
Follow:
- Regional ATOM
Current ConditionsObserved at: Montréal-Trudeau Int'l Airport
- Past 24 hours
- Weather Radar
- Satellite
- Lightning
25°C
- °C
- °F
- Observed at:
- Montréal-Trudeau Int'l Airport
- Date:
- Condition:
- Mostly Cloudy
- Pressure:
- 100.3 kPa
- Tendency:
- Falling
- Temperature:
- 25.2°C
- Dew point:
- 16.5°C
- Humidity:
- 59%
- Wind:
- SSE 37 gusts 73 km/h
- Humidex:
- 30
- Visibility:
- 24 km
25°C
- Condition:
- Mostly Cloudy
- Pressure:
- 100.3 kPa
- Tendency:
- Falling
- Temperature:
- 25.2°C
- Dew point:
- 16.5°C
- Humidity:
- 59%
- Wind:
- SSE 37 gusts 73 km/h
- Humidex:
- 30
- Visibility:
- 24 km
Mostly Cloudy
25°C
- °C
- °F
- Wind:
- SSE 37
gusts 73 km/h
- Humidex:
- 30
More details
- Temperature:
- 25.2°C
- Pressure:
- 100.3 kPa
- Dew point:
- 16.5°C
- Visibility:
- 24 km
- Humidity:
- 59%
- Date:
- Observed at:
- Montréal-Trudeau Int'l Airport
Past 24 hour Conditions
Weather Radar
Satellite
Lightning
Alerts
Jet Stream
Hourly Forecast
Air Quality
Historical Weather
ForecastForecast issued:
- Hourly Forecast
- Air Quality
- Alerts
- Jet Stream
Mon27 May
Tonight
16°C
Showers or thunderstorms
Tue
28 May
21°C
40%
Chance of showers
Night
13°C
60%
Chance of showers
Wed
29 May
20°C
A mix of sun and cloud
Night
11°C
Cloudy periods
Thu
30 May
21°C
Sunny
Night
11°C
Clear
Fri
31 May
22°C
Sunny
Night
12°C
Cloudy periods
Sat
1 Jun
26°C
A mix of sun and cloud
Night
13°C
Cloudy periods
Sun
2 Jun
27°C
A mix of sun and cloud
SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of dangerous thunderstorms capable of producing very strong wind gusts, large hail and heavy downpours this afternoon and evening.Don't forget that severe thunderstorms can sometimes produce tornadoes.Large hail can damage property and cause injury. Very strong wind gusts can damage buildings, down trees and blow large vehicles off the road. Heavy downpours can cause flash floods and water pooling on roads. Water-related activities may be unsafe due to violent and sudden gusts of wind over bodies of water.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or tweet reports using #QCStorm.
In effect for:
- Metro Montréal - Laval
Follow:
- Regional ATOM
Detailed ForecastForecast issued:
SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of dangerous thunderstorms capable of producing very strong wind gusts, large hail and heavy downpours this afternoon and evening.Don't forget that severe thunderstorms can sometimes produce tornadoes.Large hail can damage property and cause injury. Very strong wind gusts can damage buildings, down trees and blow large vehicles off the road. Heavy downpours can cause flash floods and water pooling on roads. Water-related activities may be unsafe due to violent and sudden gusts of wind over bodies of water.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to QCstorm@ec.gc.ca or tweet reports using #QCStorm.
In effect for:
- Metro Montréal - Laval
Follow:
- Regional ATOM
Date | Detailed Forecast |
---|---|
Today | Becoming cloudy this afternoon with showers or thunderstorms. Risk of a severe thunderstorm late this afternoon. Amount 10 mm. Wind southeast 30 km/h gusting to 50. High 24. Humidex 29. UV index 8 or very high. |
Tonight | Showers or thunderstorms ending near midnight then cloudy with 40 percent chance of showers. Risk of a severe thunderstorm this evening. Amount 10 mm. Wind southeast 30 km/h gusting to 50 becoming southwest 20 this evening. Low 16. |
Tue, 28 May | Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind southwest 30 km/h gusting to 50. High 21. UV index 6 or high. |
Night | Cloudy with 60 percent chance of showers. Low 13. |
Wed, 29 May | A mix of sun and cloud. High 20. |
Night | Cloudy periods. Low 11. |
Thu, 30 May | Sunny. High 21. |
Night | Clear. Low 11. |
Fri, 31 May | Sunny. High 22. |
Night | Cloudy periods. Low 12. |
Sat, 1 Jun | A mix of sun and cloud. High 26. |
Night | Cloudy periods. Low 13. |
Sun, 2 Jun | A mix of sun and cloud. High 27. |
Normals | Max22°C.Min10°C. | Sunrise | 5:12 EDT | Sunset | 20:32 EDT |
---|
Detailed ForecastForecast issued:
Today24°C
Becoming cloudy this afternoon with showers or thunderstorms. Risk of a severe thunderstorm late this afternoon. Amount 10 mm. Wind southeast 30 km/h gusting to 50. High 24. Humidex 29. UV index 8 or very high.
Tonight
16°C
Showers or thunderstorms ending near midnight then cloudy with 40 percent chance of showers. Risk of a severe thunderstorm this evening. Amount 10 mm. Wind southeast 30 km/h gusting to 50 becoming southwest 20 this evening. Low 16.
Tue, 28 May
21°C
Mainly cloudy with 40 percent chance of showers. Risk of a thunderstorm in the afternoon. Wind southwest 30 km/h gusting to 50. High 21. UV index 6 or high.
Night:Cloudy with 60 percent chance of showers. Low 13.
Wed, 29 May
20°C
A mix of sun and cloud. High 20.
Night:Cloudy periods. Low 11.
Thu, 30 May
21°C
Sunny. High 21.
Night:Clear. Low 11.
Fri, 31 May
22°C
Sunny. High 22.
Night:Cloudy periods. Low 12.
Sat, 1 Jun
26°C
A mix of sun and cloud. High 26.
Night:Cloudy periods. Low 13.
Sun, 2 Jun
27°C
A mix of sun and cloud. High 27.
- Normals:
- Max22°C.Min10°C.
- Sunrise:
- 5:12 EDT
- Sunset:
- 20:32 EDT
Averages and extremes
22 May
- Average high
- 20.2°C
- Average low
- 8.8°C
- Highest temperature (1942-2012)
- 32.6°C
- 1977
- Lowest temperature (1942-2012)
- 1.7°C
- 1967
- Greatest precipitation (1942-2012)
- 22.8 mm
- 2012
- Greatest rainfall (1942-2012)
- 22.8 mm
- 2012
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
23 May
- Average high
- 20.4°C
- Average low
- 9.0°C
- Highest temperature (1942-2012)
- 32.2°C
- 1975
- Lowest temperature (1942-2012)
- 1.1°C
- 1967
- Greatest precipitation (1942-2012)
- 26.8 mm
- 1984
- Greatest rainfall (1942-2012)
- 26.8 mm
- 1984
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
24 May
- Average high
- 20.6°C
- Average low
- 9.2°C
- Highest temperature (1942-2012)
- 30.6°C
- 2007
- Lowest temperature (1942-2012)
- -1.7°C
- 1956
- Greatest precipitation (1942-2012)
- 22.0 mm
- 2000
- Greatest rainfall (1942-2012)
- 22.0 mm
- 2000
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
25 May
- Average high
- 20.7°C
- Average low
- 9.3°C
- Highest temperature (1942-2012)
- 32.0°C
- 2010
- Lowest temperature (1942-2012)
- 1.1°C
- 1956
- Greatest precipitation (1942-2012)
- 17.5 mm
- 2003
- Greatest rainfall (1942-2012)
- 17.5 mm
- 2003
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
26 May
- Average high
- 20.9°C
- Average low
- 9.5°C
- Highest temperature (1942-2012)
- 34.7°C
- 2010
- Lowest temperature (1942-2012)
- 0.6°C
- 1969
- Greatest precipitation (1942-2012)
- 31.0 mm
- 1991
- Greatest rainfall (1942-2012)
- 31.0 mm
- 1991
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
27 May
- Average high
- 21.0°C
- Average low
- 9.7°C
- Highest temperature (1942-2012)
- 30.4°C
- 1978
- Lowest temperature (1942-2012)
- 0.0°C
- 1969
- Greatest precipitation (1942-2012)
- 17.5 mm
- 1975
- Greatest rainfall (1942-2012)
- 17.5 mm
- 1975
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
28 May
- Average high
- 21.1°C
- Average low
- 9.8°C
- Highest temperature (1942-2012)
- 31.0°C
- 1978
- Lowest temperature (1942-2012)
- 2.1°C
- 1977
- Greatest precipitation (1942-2012)
- 19.8 mm
- 1973
- Greatest rainfall (1942-2012)
- 19.8 mm
- 1973
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
29 May
- Average high
- 21.3°C
- Average low
- 10.0°C
- Highest temperature (1942-2012)
- 31.3°C
- 1978
- Lowest temperature (1942-2012)
- 1.0°C
- 1996
- Greatest precipitation (1942-2012)
- 27.0 mm
- 2012
- Greatest rainfall (1942-2012)
- 27.0 mm
- 2012
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
30 May
- Average high
- 21.4°C
- Average low
- 10.1°C
- Highest temperature (1942-2012)
- 31.5°C
- 1978
- Lowest temperature (1942-2012)
- 1.1°C
- 1961
- Greatest precipitation (1942-2012)
- 26.4 mm
- 1983
- Greatest rainfall (1942-2012)
- 26.4 mm
- 1983
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
31 May
- Average high
- 21.5°C
- Average low
- 10.3°C
- Highest temperature (1942-2012)
- 32.3°C
- 1999
- Lowest temperature (1942-2012)
- -1.1°C
- 1961
- Greatest precipitation (1942-2012)
- 32.6 mm
- 2008
- Greatest rainfall (1942-2012)
- 32.6 mm
- 2008
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
01 Jun
- Average high
- 21.6°C
- Average low
- 10.4°C
- Highest temperature (1942-2012)
- 29.3°C
- 2011
- Lowest temperature (1942-2012)
- 1.1°C
- 1945
- Greatest precipitation (1942-2012)
- 32.4 mm
- 2004
- Greatest rainfall (1942-2012)
- 32.4 mm
- 2004
- Greatest snowfall (1942-2012)
- 0.0 cm
- Most snow on the ground (1955-2012)
- 0.0 cm
- Monthly frequency of precipitation
- 44%
Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.
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