Wednesday, April 6, 2022

Montana Low Pressure System to bring unsettled weather

 Much of southern Manitoba has been blessed with slightly warmer weather than average unfortunately there is a low pressure system from Montana on the way for the day Wednesday into Thursday that will bring us winter weather once again, even though that it’s not going to be a Colorado low it will still bring significant winter weather impacts. Find out when , where and what we can expect weather wise. (This blog will be brief, compared to other posts),

Wednesday and Wednesday Night: During the day a low pressure system east of Manitoba will spread a swath of snow mixed with rainfall. How much snow we get is dependent on how much will melt on contact. A general 10 to 15cm of snow is likely from west to east, mainly in southeastern  portions of Manitoba into the red River Valley. The odd thing about this system is that the precipitation will move from east to west, instead of west to east. Snow should begin clearing the area by Wednesday night into Thursday. The unfortunate thing is that winds will be strong at times with gusts up to 60 or 70km/h at times. Temperatures will stay on the warm side with our daytime highs today getting up into the low plus side of the single digits (1 to 4C).Wednesday night:  Snow will continue into Wednesday night, poor visibility is possible at times. Highway conditions might deteriorate and everyone is advised to stay off the highways given the potential for snow and blowing snow. Temperatures will drop into the low minus single digits with lows anywhere between (-1 to -4C). 


Thursday (Above): Light snow will end by the morning to early afternoon hours, clearing will move in with some broken cloud in the afternoon in the southeast part of Manitoba. Given the suns angle this time of year and the fact that we are now in spring weather mode the chances of having issues with snow melt is much lower. Our daytime high temperatures will soar into the low plus side of the single digits with highs as low as 1C in snow covered sections to as warm as 4C in areas with no snow on the ground. 

Friday: Warm temperatures are likely under high pressure, with our daytime high temperatures soaring into the mid to high single digits (3 to 8C), areas around the lakes may see highs only warming up around 0 to 2C. It seems like winter is having a hard time leaving the province of Manitoba alone, temperature wise. Friday Night: A large area of fog might develop over the red river valley, as temperatures drop into the mid to high minus single digits overnight (-3C to -8C), areas further west in the west man areas can expect lows in the low minus single digits between (0 and -3C)

The weekend: A warmup is possible as a low pressure system moves into our area , bringing with it a chance for rain and maybe thunderstorms* (*that’s a very low possibility). With our temperatures possibly soaring to around 10C with highs certain in the high single digits and slightly above the 10C mark in the southwest. As for areas in the south central and southeast you’ll see high temperatures in the mid to high single digits (5 to 9C). 

Details about next week seem unclear but I don’t see the same signals for a significant winter storm as I did last week on the current model runs.

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