Thundershower as cold front sweeps Greater Moncton, 06 July 2018 (91.9 The Bend)
The passing of a cold front led to showers and thundershowers in Southeast New Brunswick today marking the end of hot, humid weather.
Environment Canada has noted Greater Moncton endured an official heat wave by definition with three straight days of at least 32°C.
The trio of record highs this week:
JULY 3rd : 31.6 C (new), 31.0 C (old record 1984)
JULY 4th : 33.4 C (new), 31.6 C (old record 2013)
JULY 5th : 34.2 C (new), 32.7 C (old record 2013)
The hotspot in New Brunswick on 05 July was a scorching 36.0 C at Miramichi and not far behind was 35.5 C at Kouchibouguac National Park.
As the heat subsides in Eastern Canada, hot weather is building in Western Canada with an impressive record high today of 39.3 C at Val Marie, Saskatchewan.
A double rainbow after brief rain shower over Moncton, 04 July 2018 (Dearing)
Temperatures across Eastern Canada from Ontario to the Maritimes continued to soar into the 30s C with humidex values above 40.
Authorities in Quebec say at least 18 people have died, all over age 50, as a warm, humid air mass lingered over the province.
Record highs have been recorded in New Brunswick with a new maximum of 31.6 C at the Greater Moncton International Airport on Tuesday (beating 31.0 C from 1984) and 33.4 C today (beating 31.4 C from 1983).
The hotspot in the province was 34.1 C at St. Stephen.
Thanks to high pressure and a jet stream surging north, New Brunswick will feel the heat over the next two days.
Greater Moncton is expecting a high of 30 C today and 31 C tomorrow with humidex values between 30 and 36.
Environment Canada says the warmest conditions will be from mid-afternoon to early evening and precautions should be taken in extreme heat.
The passing of a cold front this weekend will bring temperatures closer to normal.
Crowded Bondi Beach during heat wave in Sydney, NSW, Australia, 07 Jan 2018 (European Pressphoto Agency)
A recent heat wave in Australia was so severe that asphalt melted on some highways, firefighters had to battle wildfires and bats fell out of trees after literally boiling to death.
The daytime high reached a scorching 47.3 C in a western suburb of Sydney on Sunday which was the hottest since 1939 and while Melbourne was cooler, the thermometer still climbed to 40 C.
Beaches were so crowded in Sydney, there was virtually no room to move around.
While it is the height of summer Down Under, the normal January high in the New South Wales capital city is 27 C with an overnight low of 20 C.
Sunset over San Francisco, CA, USA, 01 Sept 2017 (Twitter)
San Francisco rarely suffers from hot weather which is why many residents are struggling to stay cool during a heat wave since most homes don’t have air conditioners.
The U.S. National Weather Service says the thermometer climbed to an all-time record-breaking 41.1 C (106 F) on 01 September and another record of 38.9 C (102 F) was set the following day.
Those sizzling highs are a far cry from the average of 21 C for the northern California city.
Numerous wildfires in the region have produced smoke and haze which has added to air quality concerns.
The heat has also stretched northward to Oregon, Washington State and British Columbia where temperatures could exceed 30 C on Vancouver Island.
Temperatures across southern Europe have been so hot in recent days – climbing to more than 40 C in some areas – the heat wave has been called “Lucifer”.
Several deaths have been reported and severe weather warnings have been issued in Spain, France, Italy and the Balkan States.
Serbia’s capital Belgrade reached a scorching 39 C and train service in the southern part of the country was halted after rail tracks buckled in the extreme heat.
By contrast, northern Europe has been much cooler and wetter with the thermometer dropping as low as 4 C in the Scottish Highlands.
Cooling off in the Elbow River, SW Calgary, AB, 27 July 2017 (Postmedia/G. Young)
Environment Canada issued heat warnings for most of Alberta along with parts of Saskatchewan and Manitoba this week in the wake of sizzling high temperatures.
The weather office says a daytime maximum of 30 C or higher could pose an elevated risk of heat-related illnesses and residents should avoid outdoor activities until cooler hours of the day.
Temperatures could climb to 33 C as far north as Thompson and almost 30 C in Churchill along the Hudson Bay coast.
Forecasters say the extreme heat will continue this weekend but a slight cool down is expected early next week.
Heavy rain during thunderstorm in NE Moncton, 21 July 2017 (Dearing)
The temperature climbed to 30 C for three days in a row in Greater Moncton which is an unofficial heat wave since 32 C is the maximum by definition.
Those warm daytime highs, 30.4 C (19 July), 30.4 C (20 July) and 30.0 C (21 July), still haven’t eclipsed the season-to-date maximum of 30.8 C recorded on 11 June.
A cold front moved west to east through New Brunswick yesterday triggering scattered thunderstorms with heavy rain, gusty winds and even hail.
The heat and humidity have been replaced by a cooler, drier air mass with highs in the low 20’s C which is slightly below normal for late July.
Children play at a water park in Las Vegas, NV, USA, 20 June 2017 (Las Vegas Review-Journal)
Excessive heat warnings have been posted in parts of California, Nevada, Utah, Arizona and New Mexico where record highs have been broken.
Las Vegas tied its record today of 47 C and Phoenix came close to its all-time high at 48 C.
Many flights have been delayed or cancelled since smaller jets can’t operate properly in dangerously hot conditions.
Temperatures have soared to 53 C in Death Valley, California which climbed to 56.7 C on 10 July 1913 – the hottest ever in North America.
Warm weather in Ontario heading to the Maritimes, 17 May 2017 (TWN)
A high pressure system is pushing warm, southerly air into the Maritimes with highs approaching 30 C tomorrow in New Brunswick.
Environment Canada says humidex values could climb to 39 which has led to a Level 1 Heat Alert for Fredericton and St. Stephen.
The provincial health department issues this alert when anyone vulnerable to the heat may be affected.
Greater Moncton could break a record on Thursday if the temperature reaches the forecast high of 28 C.