Stephen Balena blogs on current weather with the latest forecasts, warnings and statistics for Montréal and Southern Quebec. Stephen has been writing about the weather on his own blog, Valley Weather, since 2005. He has been documenting the weather in the St. Lawrence Valley since 1979.
I have lost count, but we have had at least a half dozen or so heat warnings that have been issued for Montreal this summer. We have another in effect currently, as temperatures are expected to rise into the low 30s Monday and Tuesday, along with elevated humidity levels. The humidex is fore…
Tropical Storm Isaias wrap-up
All warnings have expired for Montreal.
***As of midnight - all watches and warnings have expired.
Hurricane Isaias, the 9th tropical system of this record-breaking 2020 Atlantic Hurricane season, is moving across the central Bahamas early Saturday morning. The storm is located 125 km south, southeast of Nassau, moving northwest at 19km/h. Winds in the hurricane are gusting over 140km/h.
Heat Warning in effect for metro Montreal
We are expecting another surge of heat and humidity across southern Quebec this weekend, in what is quickly becoming a torrid summer. Early Friday morning, a warm front is lifting across the St. Lawrence Valley, accompanied by clouds and showers. There is even a rumble or two of thunder here…
6:45 PM Saturday, July 11: As of 6pm, between 12 and 15mm of rain had fallen in Montreal on Saturday from what was left of Tropical Storm Fay. The storm continues to weaken as it moves northeast of Montreal. More showers and thunderstorms will develop this evening as a quick moving front cro…
Heat Warning in effect for metro Montreal
UPDATE: Friday, July 3 - 6:30 AM: Any chance for much-needed rainfall passed by Montreal on Thursday, with showers and storms splitting the city to the east and west. Today will be a transition day, with temperatures just a touch cooler and some lower humidity levels. The heat builds again t…
Our remarkable seven day heatwave is over in Montreal. We manged six consecutive days of temperatures over 32C (90F) at Trudeau Airport. This was an extremely rare event for the city, and a first for the month of June. The heatwave ended Tuesday evening as strong thunderstorms developed well…
Heat Warning in effect for southern Quebec. Expect daytime highs in the low to mid 30s, combined with increasing humidity to produce humidex values from 35 to 40C through the weekend.
Friday, June 12 UPDATE: As of 6am Friday morning, just over 1000 clients remain without power in Quebec. More than 100 teams of Hydro Quebec lineman assigned to yesterdays windstorm, made quick work of the repairs. At the height of the outage, nearly 120,000 customers had lost power.
6AM, Saturday, May 30: The first heatwave of the year is over for Montreal. Saturday has dawned windy and much cooler, with a temperature of 15C (59F) and a northwest wind of 50km/h.
Heat Warning remains in effect for metro Montreal.
At 4pm, Montreal, Trudeau Airport reached 35.8C (96.5F), a record for the day and the warmest May day ever for the city. Several spots in the city reached 38C (100F). Montreal was also the warmest location in Canada today.
If you plan on getting together this weekend with family and friends as Covid-19 restrictions are eased, forget about any outdoor fires. The province is under an open fire ban according to SOPFEU, the provincial forest fire service.
As the Quebec government begins to loosen some of the Covid-19 restrictions for parks, golf courses and marinas, the weather has finally decided to come along for the ride. We certainly deserve the beautiful late spring weather that is expected this week for southern Quebec. Strong high pres…
Frost Advisory issued by Environment Canada for southern Quebec.
Frost Advisory in effect for Montreal.
Update: 8AM, Wednesday, May 6: Frost Advisory remains in effect for southern Quebec into Thursday morning.
UPDATE, Friday, April 24: The overnight low in Montreal has established yet another record for this cold snap. Trudeau Airport dropped to -4.3C (24.2F), barely beating the previous low of -4.2C (24.4F), set in 1995.
After a mild winter, spring has been rather slow to start in Montreal.
A potent cold front swept across southern Quebec Monday afternoon, ushering in a few hours of strong southwest winds. Wind gusts reached 102km/h at Trudeau Airport during the evening hours Monday, with 96km/h recorded at Saint Hubert on the South Shore. The peak gust in Quebec was 124km/h at…
Wind Warning in effect for the St. Lawrence Valley through 2:00 am Tuesday.
There is plenty to talk about in the weather department tonight, with another strong spring storm expected to impact Ontario and Quebec late Sunday into early Tuesday.
Update: Thursday, April 9, 2020, 11:55AM: The heavy rainfall warning for Montreal has been cancelled. Lesser amounts of precipitation are forecast for the city. However the warning remains in effect for the Eastern Townships and Richelieu Valley. The added precipitation will cause waterways …
Friday, April 3, 10:45AM Update: Steady rain will taper to showers this afternoon in Montreal. A very intense coastal storm has been responsible for over 20mm of rain in the city since Thursday afternoon. Strong northeast winds have been gusting up to 70km/h in the St. Lawrence Valley. The p…
UPDATE 8AM Monday, March 30: All weather warnings have expired for the Montreal region. Light rain will redevelop today, but no major accumulations are forecast.
As if nerves were not shaken enough these days, a minor earthquake rattled southern Quebec at around 3:21 AM Sunday morning.
After a bright, sunny and cold weekend, milder temperatures are on the way for Monday, along with some wet snow. The snow should begin late Monday and end early Tuesday, with only 1 to 3cm expected for Montreal.
It continues to be a strange and difficult time for so many around the world and now right here in Montreal and across Canada. The rapid spread of the Covid-19 virus has meant lifestyle changes for all of us. I wish all my readers good health as we all continue to deal with this global Pande…
UPDATE 8AM, Friday, March 13: Rain Warning for Montreal and Laval: Temperatures have warmed above freezing and the threat for freezing rain is now over for Montreal. However an area of heavy rain over eastern Ontario will move into southern Quebec this morning. Expect 25 to 40mm of rain by e…
The biggest weather event in Montreal history to date is the 1998 ice storm. There is no disputing that fact. Montreal has also had the Decarie flood from severe thunderstorms in July 1987 and the March 1993 Superstorm that paralyzed the Eastern Seaboard and dumped over 40cm of snow in Montr…
3:30PM Update: Freezing Rain Warning remains in effect for Montreal, Lachute, Laurentians and Lanuadiere: Temperatures are slowly warming above freezing from southern portions of Montreal south and west, where predominately rain will be falling this evening. Freezing rain warnings remain in …
8PM Update: The snowfall warning for Montreal has expired. As forecast, heavy rain changed to heavy wet snow early this morning, and persisted most of the day. Nearly 10mm of rain fell here on Ile Perrot, quickly followed by at least 10-15cm of snow. We still have some decent areas of steady…
Snowfall Warning for metro Montreal and the St. Lawrence Valley including eastern Ontario as well as Toronto and southern Ontario.
Special Weather Statement in effect for southern Quebec and Ontario.
Massive multi-vehicle collision claims two lives on Highway 15
8:30AM Update, Tuesday, February 18: The snow has finally started in Montreal, arriving a couple of hours later than expected. Precipitation will become briefly moderate over the next few hours. A general 5 to locally 10cm is possible today in the city, with more north of Laval. Expect snow …
Update 11:00AM, Thursday, February 13: The arctic cold front has passed though Ottawa, and the temperature has fallen quickly from -3C (27F) at 9am to -9C (16F) at 11am. Extreme cold warnings are now in effect for all of southern and eastern Ontario for windchill readings as cold as -35C (-3…
11AM Update: Locally heavy snow prompted a late snowfall warning from Environment Canada this morning for Montreal. The heaviest snow is now off to the east of the city, with just a little light snow left before precipitation ends early this afternoon. The warning should expire shortly. Mont…
Students were given a rare snow day in Montreal and across most of southern Quebec on Friday, as the biggest snowstorm of the season hit the region. Strong low pressure raced from northern Virginia across interior southern New England and into New Brunswick by days end. The system spread hea…
8:45PM Update: The winter storm warning will expire shortly for Montreal, as most of the precipitation has moved off to the east of the city. It was quite a storm for the entire region, with 30 to 40cm falling over the last 36 hours. Just a few flurries remain into the overnight period, alon…
Winter Storm Warning posted for Montreal and southern Quebec.
High pressure is cresting over southern Quebec on Thursday, with clear and seasonable weather expected for Montreal. January 2020 is just about done, and it was a warm one to say the least. The average temperature through January 29, was -5.5C (22.1F), well above the normal of -9.7C (14.5F).…
Special Weather Statement in effect for southern Quebec and eastern Ontario.
It was a once in a lifetime storm.
Special Weather Statement in effect for Montreal, southern Quebec and Eastern Ontario for 10-25cm of snow and blowing snow from late Saturday into Sunday.
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