Sunday 23 February 2014

Cold Week Ahead With a Downright Frigid End

     Today will be the last windy day of this streak of windy days, with northwest winds of 30 to 40 km/h expected today. Blowing and drifting snow in open areas will once again be a problem. Winds will finally lighten tomorrow at 20 km/h. There may also be a few light snowflakes today but little to no accumulation is expected.

     Unfortunately, the entire week ahead is looking frigid with temperatures at least 10 degrees below normal and by the end of the week potentially as much as 15-20 degrees below normal. Just to add salt to the wound, breezy conditions on some days will only make it feel even colder.

     The first enhanced push of arctic air moves in on Tuesday with highs likely not even reaching -20°C. However, an even colder push of arctic air moves in for Thursday-Friday, and this one has the potential to be some of the coldest air this winter. Lows in the -30's are likely on some nights and highs will remain well in the -20's. At this point, record overnight lows look like a stretch, but we may flirt with record low daytime maximums. Luckily, the coldest of this air doesn't look to last long with slight moderation by the weekend and into next week, but below normal temperatures are still expected.

     At this point, not major shift to above normal temperatures is in the foreseeable future with a continued general cold trend to begin March. On the bright side, no major snowfalls are expected in at least the next week.

7 comments:

  1. Lighter winds today, but that wont last long. Windy conditions return tomorrow and continue for Wednesday. Wednesday will be windiest from the northwest near 40 km/h at times. A weak disturbance also moves in Wednesday which will bring some light snow, but not much is expected, perhaps 1-2 cm at most. With the wind however, blowing and drifting snow will be a problem again in open areas.

    The very cold air moves in Wednesday night. Lows in the mid -30's are likely Thursday morning. Unfortunately, it doesn't look to warm very much neither with highs barely in the mid -20's. At least winds don't look like a big problem that day. Old record low maximum record for the day is -26.7°C... not out of the realm of possibility to come close to that.

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  2. Wow....what are the odds that we would face a March and April like last year. Not big but here we are facing the likelyhood of an exact repeat of 2013. Who would have thought that be possible.

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  3. Finished going through some stats about extreme 1-day warmups. Turns out that that incredible 31°C rise back on January 15 was indeed among the greatest 1-day warmups in Winnipeg since 1872. Will have the finalized stats in the winter summary on Saturday! Don't want to spoil it, but all I'll say is that it actually did turn out to be quite the event!

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  4. Wind comes back today with northwest winds of 30 km/h this afternoon. On top of that, temperatures are not expected to even reach -20°C today with a high around -22°C. With that wind, it will feel especially bone-chilling today. At least there will be nothing but sun...

    Tomorrow is a more interesting day as that arctic front finally pushes through. Before that though, there will likely be some light snow at times overnight and in the morning tomorrow but little accumulation is expected. Maybe 1 cm, but I don't think we'll even get that much. Arctic front passes through late morning or midday, then winds will pick up out of the north-northwest at 40 to 50 km/h, gusting to 70 km/h. Plummeting temperatures will follow as well, dropping into the -20's after a high in the mid minus teens in the morning. Blowing snow will undoubtedly be a problem on highways. Winds will lighten in the evening and be light by tomorrow night.

    Temperatures will plummet tomorrow night as the heart of the arctic air moves in with lows in the mid -30's likely. Originally I had thought we would have a shot a record low maximum on Thursday, but that doesn't look so likely anymore as we should reach around -22°C.

    Another enhanced push of arctic air moves in Friday night.

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  5. Blowing snow warnings for the RRV for this afternoon behind the arctic front. There is the potential for wind gusts of 60 to 80 km/h after the front passes sometime midday with sustained winds as high as 50 km/h at times. Expect extensive blowing snow in rural areas as a result. Temperatures will fall this afternoon as a much colder air mass moves in. Miserable!

    Mid -30's still looking likely tonight as winds become light and skies will be clear. Lows between -33°C and -36°C expected in the Winnipeg area. Looking even a couple degrees warmer however for a high tomorrow thanks to cloud cover building in late day. Temperatures wont drop much tomorrow night as a result of the cloud. A few flurries are possible tomorrow night, but little accumulation expected.

    The second brutal push of arctic air moves in on Friday with falling temperatures likely again and breezy north winds of 30 km/h... so yet another windy day. Saturday morning looks downright frigid and has the potential to be one of the coldest nights all winter dropping close to -40°C across southern Manitoba.

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    Replies
    1. Will have a poll up in a few minutes about the cold Saturday morning!

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  6. The Red River Valley is working its magic today with that north wind funneling up the valley! Sustained winds of 60 km/h and gusts over 70 km/h at times in Emerson. Not as windy in Winnipeg but still a max gust of 65 km/h so far at the airport.

    Max gusts so far as of 4pm:
    McCreary 81 km/h (actually occurred overnight)
    Victoria Beach 81 km/h
    Emerson 74 km/h
    Portage 72 km/h
    Gretna 72 km/h
    Pinawa 67 km/h

    Will update this list later if needed.

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