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Monthly Archives: November 2018
What does the recent cold and snow say about climate change?
It has been quite a week for discussion of global warming.
November has been remarkably cold this year for most of the eastern United States.
In Madison, as just one example, the monthly temperature through Friday has been 6.2 degrees Fahrenheit below normal for the month and, with the prospect of more cold to come, it appears the month will end well below normal. Continue reading
What is El Niño and does it affect Wisconsin?
El Niño is a combined atmosphere/ocean circulation anomaly in the tropical Pacific Ocean in which unusually warm surface water extends westward from the coast of Peru into the mid-Pacific. One is predicted to develop this winter, which may impact our winter weather.
The warmer than normal waters support persistent tropical thunderstorms in that same region — where such storms are ordinarily rare. Continue reading
Category: Meteorology, Phenomena, Seasons
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Ask the Weather Guys: What causes cold air outbreaks?
Almost no one in the Midwest will be unaffected by the remarkable cold air outbreak that occurred over the past weekend. And if you think that we were paid a rather early visit by such air this year, you are … Continue reading
Category: Meteorology, Seasons
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Can we see satellites at night?
Yes, you can see satellites in particular orbits as they pass overhead at night.
Viewing is best away from city lights and in cloud-free skies. The satellite will look like a star steadily moving across the sky for a few minutes. If the lights are blinking, you probably are seeing a plane, not a satellite. Continue reading
