Wednesday, September 30, 2020

Unsettled weather pulling in cooler than average temperatures to end the week.

 Southern Manitoba will be entering a cooler than average temperature pattern over the coming days, as a northwesterly flow takes over the region . This pattern will be the dominant feature into the weekend. Fall is here . 


There will be a Chance of showers and weak thunderstorms ahead for Wednesday, as winds stream out of the NW along a cold front swinging south. No severe weather is expected , but this will bring a well needed rain for areas in desperate need of moisture. 

Wednesday: A cold front will be moving south gradually through the day, bringing in a increasing amount of cloud cover. Along with partly cloudy to mostly cloudy skies.  There will also be a chance for showers or thunderstorms, with about CAPE of 500-800J/Kg. The greatest chance of showers and thunderstorms, will be in Central regions through the inter lakes into southeastern Manitoba with more rainfall occurring there as the front is centered over that region northwest into the inter lakes and central Manitoba . Temperatures for the day are expected to be in the low teens (10-15C), with areas near the American border in the mid teens. Winnipeg: Mostly to partly Cloudy, 60% chance of showers, and risk of thunderstorms in the afternoon and evening. High 14C. Brandon: Partly Cloudy, 60 % chance of showers. High 11C. 

Wednesday Night: The cold front will continue to slide south as it moves into North Dakota, a chance for lake effect showers will continue into the overnight hours for a majority of southern Manitoba. Especially out by the lakes region. Partly cloudy to cloudy skies are expected overnight into the morning with overnight lows  in the low single digits (0 to 5C) with a few areas a couple of degrees warmer. Winnipeg: Partly cloudy 30% chance of showers, low 3C. Brandon: Partly cloudy Low 3C. 

Thursday: Will be the transition into quieter days for the rest of the week, thanks to a area of high pressure that will be moving into Manitoba. Cloudy skies are expected for the day Thursday, this will not help in terms of temperature improvement from Wednesday night. Frustratingly enough it will only warm up into the mid to high single digits (5 to 10C), if some sun can peak through the thick cloud cover it’s entirely possible high temperatures will warm into the low teens (10 to 12C). That’s a part of changing seasons in Manitoba for you. Winnipeg: Mostly cloudy High: 7C. Brandon: Mostly cloudy,  High: 9C. 

Thursday Night: Will be another cold night over regions of southern Manitoba, no precipitation or rain is expected. The good news however is that cloud cover that will be in place on Thursday night will act as a blanket keeping the warm temperatures at ground level in. Overnight lows on Thursday night will drop into the low to mid single digits (0 to 5C) with some areas in the inter lakes, dropping close to or slightly below zero. If skies were to clear temperatures could possibly drop below freezing , that doesn’t look as likely. Winnipeg: cloudy low 2C, Brandon: Overcast low 4C.

Friday: Expect another cloudy day with northerly winds , will feel a lot like fall. There may be some peaks of sun here and there. High temperatures on the day Friday will only manage to reach the high single digits (5 to 10C). Areas in extreme southwest Manitoba may see temperatures between 10 and 12C. Winnipeg: Mostly cloudy high 8C, Brandon: Mostly cloudy high 8C.

Friday Night: Will have clear skies and winds light out of the north, it will also be one of the coldest nights of the week temperatures will drop to near the freezing mark and will sit in the low single digits (0 to 5C) for much of the southern regions. However for sections of the parklands into the inter lakes and shores of lake Winnipeg , and lake Manitoba there is a likelihood of temperatures dropping below the freezing mark. (-5C to 0C). As a result of the below freezing temperatures overnight a risk of Jack “frost” is possible in those regions. Winnipeg: Mainly clear low 2C, Brandon Low -1C, risk of Jack “Frost”.

The weekend: Looks like there will be pleasant conditions heading into the weekend .with a return to seasonal temperatures. It also looks like we may see a possibility of near 20C temperatures once again ! Fall isn’t leaving any time soon! 

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