Tag Archives: weather

Climate Change Signal Emerges from the Weather

“ Climate scientists know the dangers in attributing individual weather phenomena to climate change. They have always been reluctant to say that this year’s floods or last year’s fires resulted directly from global warming. However, in the last decade, a … Continue reading

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Glory – An Optical Meteorological Phenomenon

Cloud of the Day – Glory Glory is an optical phenomenon which has become much more commonly observed since the rise of widespread flight. Glory is seen in clouds or mist when the Sun (or rarely the Moon) is directly … Continue reading

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Wildfires 2015

It’s wildfire season here, and this year is particularly bad. We’ve had evacuations in my town, but it’s even worse south of the border in the United States. Unfortunately, we’ve had a south wind for the last few days, so … Continue reading

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Fall Streak Hole

Cloud of the Day – Fall Streak Hole A fall streak hole can appear in altocumulus or cirrocumulus cloud. It looks as if part of the cloud just fell out, leaving a hole. Often you can see streaks of ice … Continue reading

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Sunset During Fire Season

Much of western Canada is on fire. They’ve sent army personnel into Saskatchewan. It’s not that bad here, but it still got smoky. Sunset during fire season can be pretty. Yes, that’s really my view. You should be able to … Continue reading

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Cirrus Vertebratus

Cloud of the Day – Cirrus Vertebratus Cirrus vertebratus gets its name from its appearance. It resembles a vertebral column, or a fish skeleton with ribs radiating away from the spine. It’s really only given a name of its own, … Continue reading

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Altocumulus Radiatus

Cloud of the Day – Altocumulus Radiatus Altocumulus radiatus is defined as clouds arranged in parallel lines that appear to converge at a central point near the horizon. Conversely, they could be said to appear to radiate from a central … Continue reading

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Pillar

Cloud of the Day – Pillar The pillar is an optical phenomenon where a light source, the Sun or the Moon or a streetlight, eg, is accompanied by a vertical column of light. Depending on the position of the light … Continue reading

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Sun Dogs

Cloud of the Day – Sun Dogs Many of the optical effects in meteorology, such as halos around the Sun and Moon, are the result of the way light interacts with ice crystals. Rainbows are a different matter. They’re the … Continue reading

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Fractus

Cloud of the Day – Fractus Fractus are subsidiary clouds, also referred to as accessory clouds. This means that they are associated with primary clouds such as cumulus or stratus. That’s why fractus clouds are always named in combination with … Continue reading

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