Wednesday 20 March 2013

No Above Normal Temperatures in Sight

     Another night in the -20's is expected tonight for all of southern Manitoba. In fact, some places may get darn close to -30°C in parts of southwestern Manitoba with lows expected in the low minus twenties.

     Tomorrow will again be similar to yesterday and today; only difference is that winds will be light and temperatures will be just a couple degrees milder. Friday, we'll start off in the -20's yet again and the afternoon will be fairly sunny for eastern areas and more of a mix of sun and cloud in western areas of Manitoba. Luckily for us, an Alberta Clipper will be stalling and dissipating over Saskatchewan thanks to the ridge of high pressure over Manitoba keeping the storm at bay. We may get a few flurries late in the day Friday in western areas and on Saturday for eastern areas, but they will remain light and minimal.

     This cold and dry airmass will not be moving much at all over the next week. As a result, no major storms are expected in the next 10 days. Daytime highs will remain in the minus single digits until at least the beginning of next week. We may get some highs close to the freezing mark next week, but they wont get very far above it. At this point, any change in the weather pattern is just too far away for specifics.

     Normal highs in the next 7 days range between +1°C and +3°C in Winnipeg and normal lows between -6°C and -8°C (using 1981-2010 normals).

8 comments:

  1. Got down to -30.6°C in Melita this morning, easily breaking its old record of -22.4°C in 2002. However, records there only go back to 1993.
    Pilot Mound and Gretna also broke records this morning at -27.4°C and -24.4°C respectively.

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  2. An interesting and related post by Jeff Master's can be seen with this link:
    http://www.wunderground.com/blog/JeffMasters/comment.html?entrynum=2370

    'The AO index reached its second most extreme value today which may explain the unusually large pool of cold air over much of North America lately.'

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  3. Kind of hard to believe we'll reach or exceed the freezing mark next week. Forecasts keep pushing back the date of such temperatures every day.

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  4. The combination of light winds and strong sunshine are making it a little warmer inside the city than outside the city. It's generally reached between -3 and -6°C at most stations inside the city today, but it's only reached -7°C at the airport. It will likely be a similar story tomorrow.

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  5. More cold records were broken once again this morning according to Environment Canada. Gretna broke the most significant record with its low of -25.9°C, breaking the 54 year old record of -22.8°C in 1959 (record began 1956).
    Other records included:
    Dauphin -28.8°C (old -28.3°C in 1964)
    Melita -27.8°C (old -22.4°C in 2002)
    Pilot Mound -26.5°C (old -26.1°C in 1965)

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  6. That March sun is really helping melt the snow inside the city despite the chilly temperatures. Snow depth dropped 2 cm due to snow melt today at my place. Again, similar to yesterday, it was warmer inside the city with temperatures close to 0°C at many backyard stations. Only up to about -5°C at the airport.

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  7. If we don't get a drop of rain before the end of the month, this would be the first March since 1956 that we don't even get a trace of rainfall.
    (For the record, in the climate data it shows 0.0 mm in March 2005 but unfortunately that is erroneous. Rainfall did fall on March 10th of that year, for some reason the airport didn't put a trace at minimum for that day).

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  8. Again with the sunshine today, which by the way we got much more sunshine than was expected today in Winnipeg, temperatures are much warmer inside the city than on the outskirts. Many stations inside the city got above zero this afternoon including mine at +1°C. However, only up to -3°C at the airport.
    Another ~ 1 cm melted at my place today.

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