Snow is piled high in Boston, MA, USA, 05 Jan 2018 (AP)
Much of New Brunswick was under another extreme cold warning this weekend with a near record low of -22.3 C in Greater Moncton today (record is -23.3 C from 1945) and a bone-chilling wind chill near -36.
Environment Canada is calling for temperatures to moderate this week with a return to near normal values and even above freezing temperatures by Thursday.
The Northeast United States has also been under a cold snap and the thermometer bottomed out Sunday with record lows in a number of cities including Burlington, Vermont at -29 C and Portland, Maine at -24 C.
Boston, Massachusetts tied its record low of -19 C just days after digging out from 34 cm of snow during the ‘bomb cyclone’ and being inundated with icy floodwaters from the highest tides in a century.
Several weather outlets are forecasting a major winter storm will hit the Maritimes bringing heavy snow and strong winds to New Brunswick just days into 2018.
Blizzard conditions are possible along with large waves and high water levels along the coast.
Nova Scotia may get more rain along the Atlantic coast while a rain/snow mix is likely inland.
Until the storm arrives, Arctic air remains firmly in place with several cities in Ontario setting new record lows on New Year’s Day including -22.6 C at Toronto Pearson Airport and -28.6 C at Ottawa Macdonald-Cartier Airport.
A sunny but cold morning in west end Moncton, 13 Nov 2017 (Dearing)
Clear skies and an Arctic air mass lowered temperatures in Greater Moncton to a chilly -9.0 C on November 12th and 13th.
Recent data shows temperatures that low (within 2 and 3 degrees of record lows) typically don’t occur until later in the month and the thermometer failed to climb above freezing on the 12th which is also earlier than normal.
A new record low was set at the Saint John Airport when it fell to -11.3 C on the 12th.
Quite a contrast from just a week ago when several communities in New Brunswick climbed into the low 20s Celsius.
Heavy snow in Mount Forest, ON, 10 Nov 2017 (TWN)
Temperatures have felt more like January than November across Ontario as an Arctic air mass brought snow and record cold to many communities.
Both Toronto Pearson and Toronto Island Airports set new lows early Friday and early Saturday near -10 C which in some cases dated back to the mid-1800s.
Police warned drivers to slow down on highways which became slick with the first snowfall of the season.
Sunset at Parlee Beach, NB, 18 July 2017 (Dearing)
Late July is typically the warmest period of summer in Greater Moncton but a recent cool down has brought September-like days and a record overnight low.
On 23 July, the temperature fell to 6.9 C at the Greater Moncton International Airport which broke a record low of 7.2 C from 1962.
A frost advisory was posted in northwest New Brunswick with a chilly low of 2.4 C in Edmundston.
The short term forecast calls for more seasonal highs in the mid-20’s C and lows near 13 C.
Brilliant pink sky over NE Moncton, 06 June 2017 (Dearing)
At least one New Brunswick location dropped to a new low on 06 June.
Environment Canada says Kouchibouguac National Park set a new cold record of -1.7 C which broke the old minimum of -1.1 C from 1958.
Greater Moncton managed to escape frost this week thanks to cloud cover although the thermometer fell to the freezing point tying a record low.
Following a brief period of very warm air, forecasters say temperatures will reach near seasonal values for the short term.
A break in clouds over the Nova Scotia-New Brunswick border, 03 June 2017 (Dearing)
The last couple of days had near record lows in Greater Moncton with temperatures dropping to near the freezing point.
A low of 1.0 C at the airport on Monday was close to the 1947 record of 0.6 C while a low of 0.0 C on Tuesday tied the minimum from 1995.
Fortunately cloud cover prevented frost in most of New Brunswick but another risk is possible by early Wednesday.
Folklore suggests frost can be expected until the full moon in June which is this Friday the ninth.
The last week of winter in New Brunswick has felt more like January than March but that frigid air is about to be replaced by a powerful Nor’easter forming off the U.S. Eastern Seaboard from two low pressure systems.
Overnight temperatures plunged to -20.1 C in Greater Moncton on the weekend which is close to a record low and daytime highs remained well below freezing with dangerous wind chills as low as -35 at times.
Environment Canada says heavy snow and winds creating blowing snow will move into southwestern New Brunswick Tuesday afternoon and spread to the remainder of the province in the evening.
Snow will likely change to rain by early Wednesday with most areas of the province expected to receive up to 30 cm of snow.
Before the storm reaches the Maritimes, forecasters say the Nor’easter could drop between 30 and 50 cm of snow in the U.S. Northeast from Washington DC to New York to Boston.
Irishtown Nature Park, Moncton, 25 April 2016 (Dearing)
Spring sputtered in Southeast New Brunswick during April with cold overnight lows and daytime highs were all over the chart.
Precipitation was below normal with little snow in Greater Moncton and rainfall was about 20 percent below average.
Although the thermometer climbed into the 20’s on a couple days, lows were so chilly during the last week that records were challenged on several nights.
APRIL 2016 ALMANAC (at the Greater Moncton International Airport)
Average HIGH 9.5 C
Average LOW -3.0 C
AVERAGE 3.2 C (about 0.3 degrees BELOW normal)
Extreme HIGH 21.7 C (21 April)
Extreme LOW -11.5 C (4,6 April)
Rainfall 48 mm (about 20 percent BELOW normal)
Snowfall 2.4 cm (about 90 percent BELOW normal)
(Data courtesy Environment Canada)
Dusting of snow sticks to cold surfaces in NE Moncton, 28 April 2016 (Dearing)
After receiving less than half a centimetre of snow this April in Greater Moncton, a dusting of snow fell just two days before month end.
Temperatures have been chilly this week in New Brunswick with a few record lows broken – Moncton was close at -5.5 C on 26 April.
The jet stream has taken a southern dip over Eastern Canada allowing cold Arctic air to sink south.
But forecasters say more seasonal weather is coming as we begin the month of May.