Category Archives: Climate

British Columbia Hotspots

I like listening to CBC radio out of Kelowna in the afternoons, and especially appreciate the host informing us where the hottest and coldest places in the province are currently located. Just for fun, I have crunched the numbers for … Continue reading

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An Extreme Temperature Weekend in Western North America

There were some absolutely amazing diurnal temperature variations over the weekend. Puntzi Mountain, BC (elevation: 910 m) was -8°C Friday afternoon, and then -36.5°C Saturday morning — a 28.5°C drop. Keep in mind that the LARGEST overnight temperature drop at … Continue reading

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What Does it Take to Trigger an Extreme Cold Alert in Canada?

Much of the east coast of North America is under an extreme cold warning, so that provides an opportunity to add to our weather warning series. TRIGGER WARNING: We are looking at the thresholds required to trigger weather warnings in … Continue reading

Posted in Climate, Weather Warnings | 2 Comments

Wind Warning Thresholds in Canada

Environment Canada has issued a wind warning for parts of British Columbia today. The red on this map shows the affected locations. Now, this is quite interesting because the Vancouver and Victoria areas are under a wind warning while the … Continue reading

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Rainfall Warning Thresholds in Canada

Previously we have discussed snowfall and heat warnings in Canada and how grossly inconsistent they are across the country. Fortunately, Environment Canada is much more realistic when it comes to setting rainfall warning thresholds. Such warnings are season dependent, but … Continue reading

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Was 2017 Really the Hottest July-August Ever in Kelowna, BC?

I saw this article today, and thought it was a bit strange that they would make this claim. Typical of the media. They will tease you with some truthful facts, but just like a Donald Trump tweet, they don’t stop … Continue reading

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It’s Been so Dry in British Columbia this Year that the Relative Humidity is Literally Off the Charts!

June is typically the wettest month of the year in much of the interior of BC, but not in 2017. The month that is typified by unstable air, thunderstorms, and rain produced a rainless month for much of the Chilcotin … Continue reading

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